Alaska Airlines

ASA304 / AS304

ICAO: ASA304 IATA: AS304

Click here to see all flights

Flight schedule

Select flight date

Departure

Arrive

Aircraft

Effective

Avalibility

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737MAX 9 Passenger

Operates only

2026-06-10

sun

mon

tue

wed

thu

fri

sat

Every Wednesday

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-06-11

Valid to

2026-06-15

sun

mon

tue

wed

thu

fri

sat

Every day of the week except Tuesdays and Wednesdays

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-06-16

Valid to

2026-06-17

sun

mon

tue

wed

thu

fri

sat

Tuesdays and Wednesdays

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-06-18

Valid to

2026-06-25

sun

mon

tue

wed

thu

fri

sat

Every Wednesday, Thursday and Friday

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-06-20

Valid to

2026-06-23

sun

mon

tue

wed

thu

fri

sat

Tuesdays and Saturdays

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Operates only

2026-06-21

sun

mon

tue

wed

thu

fri

sat

Every Sunday

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

160

Business

Economy

142

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-06-22

sun

mon

tue

wed

thu

fri

sat

Every Monday

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-06-26

Valid to

2026-06-29

sun

mon

tue

wed

thu

fri

sat

Mondays and Fridays

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Operates only

2026-06-27

sun

mon

tue

wed

thu

fri

sat

Every Saturday

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

160

Business

Economy

142

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737MAX 9 Passenger

Operates only

2026-06-28

sun

mon

tue

wed

thu

fri

sat

Every Sunday

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-06-30

Valid to

2026-07-01

sun

mon

tue

wed

thu

fri

sat

Tuesdays and Wednesdays

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-07-02

Valid to

2026-07-09

sun

mon

tue

wed

thu

fri

sat

Every Thursday

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-07-03

Valid to

2026-07-05

sun

mon

tue

wed

thu

fri

sat

Every Friday, Saturday and Sunday

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737MAX 8 Passenger

Begins

2026-07-06

Valid to

2026-07-08

sun

mon

tue

wed

thu

fri

sat

Mondays and Wednesdays

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

146

First class

Economy

135

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-07-07

sun

mon

tue

wed

thu

fri

sat

Every Tuesday

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-07-10

Valid to

2026-07-15

sun

mon

tue

wed

thu

fri

sat

Wednesdays and Fridays

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Begins

2026-07-11

Valid to

2026-07-13

sun

mon

tue

wed

thu

fri

sat

Every Monday, Saturday and Sunday

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

160

Business

Economy

142

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-07-14

sun

mon

tue

wed

thu

fri

sat

Every Tuesday

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Begins

2026-07-16

Valid to

2026-07-18

sun

mon

tue

wed

thu

fri

sat

Every Thursday, Friday and Saturday

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

160

Business

Economy

142

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-07-19

Valid to

2026-07-21

sun

mon

tue

wed

thu

fri

sat

Every Monday, Tuesday and Sunday

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Begins

2026-07-22

Valid to

2026-07-25

sun

mon

tue

wed

thu

fri

sat

Every Wednesday, Thursday and Saturday

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

160

Business

Economy

142

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737MAX 9 Passenger

Operates only

2026-07-24

sun

mon

tue

wed

thu

fri

sat

Every Friday

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-07-26

Valid to

2026-07-29

sun

mon

tue

wed

thu

fri

sat

Every Tuesday, Wednesday and Sunday

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Begins

2026-07-27

Valid to

2026-07-30

sun

mon

tue

wed

thu

fri

sat

Mondays and Thursdays

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

160

Business

Economy

142

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Begins

2026-07-31

Valid to

2026-08-03

sun

mon

tue

wed

thu

fri

sat

Every Monday, Friday, Saturday and Sunday

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

160

Business

Economy

142

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-08-04

sun

mon

tue

wed

thu

fri

sat

Every Tuesday

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Operates only

2026-08-05

sun

mon

tue

wed

thu

fri

sat

Every Wednesday

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

160

Business

Economy

142

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737MAX 9 Passenger

Operates only

2026-08-06

sun

mon

tue

wed

thu

fri

sat

Every Thursday

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-08-07

Valid to

2026-08-14

sun

mon

tue

wed

thu

fri

sat

Every Monday, Wednesday and Friday

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-08-08

Valid to

2026-08-11

sun

mon

tue

wed

thu

fri

sat

Tuesdays and Saturdays

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Operates only

2026-08-09

sun

mon

tue

wed

thu

fri

sat

Every Sunday

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

160

Business

Economy

142

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-08-13

sun

mon

tue

wed

thu

fri

sat

Every Thursday

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737MAX 9 Passenger

Operates only

2026-08-15

sun

mon

tue

wed

thu

fri

sat

Every Saturday

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

17:56

Boston (BOS) TB

21:26

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-08-16

Valid to

2026-08-18

sun

mon

tue

wed

thu

fri

sat

Every Monday, Tuesday and Sunday

Alaska Airlines

ASA304

Duration

6h 30m

Distance

2502 mi, 4026 km

Coreshare

DE 5067 /QR 2025

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

12:48

Seattle (SEA)

16:36

Denver (DEN)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-08-19

Valid to

2026-08-25

sun

mon

tue

wed

thu

fri

sat

Every day of the week except Saturdays

Alaska Airlines

ASA304

Duration

2h 48m

Distance

1028 mi, 1654 km

Coreshare

Same day flight

Yes

Terminal

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

12:48

Seattle (SEA)

16:36

Denver (DEN)

Boeing 737MAX 9 Passenger

Begins

2026-08-26

Valid to

2026-09-02

sun

mon

tue

wed

thu

fri

sat

Every Wednesday

Alaska Airlines

ASA304

Duration

2h 48m

Distance

1028 mi, 1654 km

Coreshare

Same day flight

Yes

Terminal

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

12:48

Seattle (SEA)

16:36

Denver (DEN)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-08-27

Valid to

2026-09-03

sun

mon

tue

wed

thu

fri

sat

Every Monday, Tuesday, Thursday and Sunday

Alaska Airlines

ASA304

Duration

2h 48m

Distance

1028 mi, 1654 km

Coreshare

Same day flight

Yes

Terminal

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

12:48

Seattle (SEA)

16:36

Denver (DEN)

Boeing 737-800 (winglets) Passenger/BBJ2

Operates only

2026-08-28

sun

mon

tue

wed

thu

fri

sat

Every Friday

Alaska Airlines

ASA304

Duration

2h 48m

Distance

1028 mi, 1654 km

Coreshare

Same day flight

Yes

Terminal

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

160

Business

Economy

142

12:48

Seattle (SEA)

16:36

Denver (DEN)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-09-04

Valid to

2026-09-07

sun

mon

tue

wed

thu

fri

sat

Mondays and Fridays

Alaska Airlines

ASA304

Duration

2h 48m

Distance

1028 mi, 1654 km

Coreshare

Same day flight

Yes

Terminal

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

12:48

Seattle (SEA)

16:36

Denver (DEN)

Boeing 737MAX 9 Passenger

Operates only

2026-09-06

sun

mon

tue

wed

thu

fri

sat

Every Sunday

Alaska Airlines

ASA304

Duration

2h 48m

Distance

1028 mi, 1654 km

Coreshare

Same day flight

Yes

Terminal

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

12:48

Seattle (SEA)

16:43

Denver (DEN)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-09-08

Valid to

2026-09-15

sun

mon

tue

wed

thu

fri

sat

Every day of the week except Saturdays and Sundays

Alaska Airlines

ASA304

Duration

2h 55m

Distance

1028 mi, 1654 km

Coreshare

Same day flight

Yes

Terminal

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

12:48

Seattle (SEA)

16:43

Denver (DEN)

Boeing 737-800 (winglets) Passenger/BBJ2

Operates only

2026-09-13

sun

mon

tue

wed

thu

fri

sat

Every Sunday

Alaska Airlines

ASA304

Duration

2h 55m

Distance

1028 mi, 1654 km

Coreshare

Same day flight

Yes

Terminal

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

160

Business

Economy

142

12:48

Seattle (SEA)

16:43

Denver (DEN)

Boeing 737MAX 9 Passenger

Begins

2026-09-16

Valid to

2026-09-23

sun

mon

tue

wed

thu

fri

sat

Tuesdays and Wednesdays

Alaska Airlines

ASA304

Duration

2h 55m

Distance

1028 mi, 1654 km

Coreshare

Same day flight

Yes

Terminal

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

12:48

Seattle (SEA)

16:43

Denver (DEN)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-09-17

Valid to

2026-09-24

sun

mon

tue

wed

thu

fri

sat

Every Monday, Thursday, Friday and Sunday

Alaska Airlines

ASA304

Duration

2h 55m

Distance

1028 mi, 1654 km

Coreshare

Same day flight

Yes

Terminal

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

12:48

Seattle (SEA)

16:43

Denver (DEN)

Boeing 737-800 (winglets) Passenger/BBJ2

Begins

2026-09-25

Valid to

2026-10-02

sun

mon

tue

wed

thu

fri

sat

Every Thursday, Friday and Sunday

Alaska Airlines

ASA304

Duration

2h 55m

Distance

1028 mi, 1654 km

Coreshare

Same day flight

Yes

Terminal

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

160

Business

Economy

142

12:48

Seattle (SEA)

16:43

Denver (DEN)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-09-28

Valid to

2026-09-29

sun

mon

tue

wed

thu

fri

sat

Mondays and Tuesdays

Alaska Airlines

ASA304

Duration

2h 55m

Distance

1028 mi, 1654 km

Coreshare

Same day flight

Yes

Terminal

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

12:48

Seattle (SEA)

16:43

Denver (DEN)

Boeing 737MAX 9 Passenger

Operates only

2026-09-30

sun

mon

tue

wed

thu

fri

sat

Every Wednesday

Alaska Airlines

ASA304

Duration

2h 55m

Distance

1028 mi, 1654 km

Coreshare

Same day flight

Yes

Terminal

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

07:10

Juneau (JNU)

10:38

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-10-03

Valid to

2026-10-24

sun

mon

tue

wed

thu

fri

sat

Every weekday

Alaska Airlines

ASA304

Duration

2h 28m

Distance

912 mi, 1467 km

Coreshare

AA 9420 /BA 7570 /JL 6317 /QR 2090

Same day flight

Yes

Terminal

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

07:10

Juneau (JNU)

10:38

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-10-25

sun

mon

tue

wed

thu

fri

sat

Every Sunday

Alaska Airlines

ASA304

Duration

2h 28m

Distance

912 mi, 1467 km

Coreshare

AA 9420 /JL 6317 /QR 2090

Same day flight

Yes

Terminal

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

07:10

Juneau (JNU)

10:38

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-10-26

Valid to

2026-10-31

sun

mon

tue

wed

thu

fri

sat

Every day of the week except Sundays

Alaska Airlines

ASA304

Duration

2h 28m

Distance

912 mi, 1467 km

Coreshare

AA 9420 /FI 7726 /JL 6317 /QR 2090

Same day flight

Yes

Terminal

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

07:03

Juneau (JNU)

10:29

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-11-01

Valid to

2026-11-19

sun

mon

tue

wed

thu

fri

sat

Every weekday

Alaska Airlines

ASA304

Duration

2h 26m

Distance

912 mi, 1467 km

Coreshare

AA 9420 /FI 7726 /JL 6317 /QR 2090

Same day flight

Yes

Terminal

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

17:46

Orlando (MCO) TB

20:49

Portland (PDX)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-11-20

Valid to

2026-11-30

sun

mon

tue

wed

thu

fri

sat

Every weekday

Alaska Airlines

ASA304

Duration

6h 03m

Distance

2544 mi, 4093 km

Coreshare

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

07:55

Seattle (SEA)

11:58

Phoenix (PHX) T3

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-12-01

Valid to

2026-12-15

sun

mon

tue

wed

thu

fri

sat

Every weekday

Alaska Airlines

ASA304

Duration

3h 03m

Distance

1113 mi, 1791 km

Coreshare

Same day flight

Yes

Terminal

Arrival: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

17:46

Orlando (MCO) TB

20:49

Portland (PDX)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-12-16

Valid to

2027-01-05

sun

mon

tue

wed

thu

fri

sat

Every weekday

Alaska Airlines

ASA304

Duration

6h 03m

Distance

2544 mi, 4093 km

Coreshare

Same day flight

Yes

Terminal

Departure: TB

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

07:55

Seattle (SEA)

11:58

Phoenix (PHX) T3

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2027-01-06

Valid to

2027-01-09

sun

mon

tue

wed

thu

fri

sat

Wednesdays and Saturdays

Alaska Airlines

ASA304

Duration

3h 03m

Distance

1113 mi, 1791 km

Coreshare

QR 3394

Same day flight

Yes

Terminal

Arrival: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

07:55

Seattle (SEA)

11:58

Phoenix (PHX) T3

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2027-01-07

Valid to

2027-02-07

sun

mon

tue

wed

thu

fri

sat

Every Thursday, Friday and Sunday

Alaska Airlines

ASA304

Duration

3h 03m

Distance

1113 mi, 1791 km

Coreshare

QR 3427

Same day flight

Yes

Terminal

Arrival: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

07:55

Seattle (SEA)

11:58

Phoenix (PHX) T3

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2027-01-11

Valid to

2027-02-09

sun

mon

tue

wed

thu

fri

sat

Mondays and Tuesdays

Alaska Airlines

ASA304

Duration

3h 03m

Distance

1113 mi, 1791 km

Coreshare

QR 8905

Same day flight

Yes

Terminal

Arrival: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

07:55

Seattle (SEA)

11:58

Phoenix (PHX) T3

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2027-01-13

Valid to

2027-02-06

sun

mon

tue

wed

thu

fri

sat

Wednesdays and Saturdays

Alaska Airlines

ASA304

Duration

3h 03m

Distance

1113 mi, 1791 km

Coreshare

QR 3407

Same day flight

Yes

Terminal

Arrival: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

07:55

Seattle (SEA)

11:58

Phoenix (PHX) T3

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2027-02-10

sun

mon

tue

wed

thu

fri

sat

Every Wednesday

Alaska Airlines

ASA304

Duration

3h 03m

Distance

1113 mi, 1791 km

Coreshare

QR 3391

Same day flight

Yes

Terminal

Arrival: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

08:10

Seattle (SEA)

12:13

Phoenix (PHX) T3

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2027-02-11

Valid to

2027-03-12

sun

mon

tue

wed

thu

fri

sat

Every day of the week except Wednesdays

Alaska Airlines

ASA304

Duration

3h 03m

Distance

1113 mi, 1791 km

Coreshare

Same day flight

Yes

Terminal

Arrival: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

08:10

Seattle (SEA)

12:13

Phoenix (PHX) T3

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2027-02-17

Valid to

2027-03-10

sun

mon

tue

wed

thu

fri

sat

Every Wednesday

Alaska Airlines

ASA304

Duration

3h 03m

Distance

1113 mi, 1791 km

Coreshare

QR 8913

Same day flight

Yes

Terminal

Arrival: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

08:10

Seattle (SEA)

12:13

Phoenix (PHX) T3

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2027-03-13

sun

mon

tue

wed

thu

fri

sat

Every Saturday

Alaska Airlines

ASA304

Duration

3h 03m

Distance

1113 mi, 1791 km

Coreshare

QR 8907

Same day flight

Yes

Terminal

Arrival: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

08:10

Seattle (SEA)

11:13

Phoenix (PHX) T3

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2027-03-14

Valid to

2027-03-16

sun

mon

tue

wed

thu

fri

sat

Every Monday, Tuesday and Sunday

Alaska Airlines

ASA304

Duration

3h 03m

Distance

1113 mi, 1791 km

Coreshare

QR 8913

Same day flight

Yes

Terminal

Arrival: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

08:10

Seattle (SEA)

11:13

Phoenix (PHX) T3

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2027-03-17

Valid to

2027-04-20

sun

mon

tue

wed

thu

fri

sat

Every weekday

Alaska Airlines

ASA304

Duration

3h 03m

Distance

1113 mi, 1791 km

Coreshare

Same day flight

Yes

Terminal

Arrival: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

08:10

Seattle (SEA)

11:13

Phoenix (PHX) T3

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2027-04-21

Valid to

2027-05-12

sun

mon

tue

wed

thu

fri

sat

Every weekday

Alaska Airlines

ASA304

Duration

3h 03m

Distance

1113 mi, 1791 km

Coreshare

QR 3420

Same day flight

Yes

Terminal

Arrival: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

TERMINAL B

According to schedule

Live tracker

BOS

Boston, US

left TERMINAL B

Boston - BOS

WEDNESDAY 03-JUN-2026

17:56 GMT-0400

SEA

Seattle, US

arrives TERMINAL N/A

Seattle - SEA

WEDNESDAY 03-JUN-2026

21:26 GMT-0700

General route info

Frequency:

Daily

Sun Mon Tue Wed Thu Fri Sat

Direct distance

2488 miles, 4004 km

Actual distance

2502 miles, 4026 km

0.56%

Flight time

6h 30m

Flights / Week

28 flights

Seats / Week

178 seats/flight

4984 seats/week

Upcoming scheduled flights in the coming 30 days

Date

Time

From

To

Aircraft

Status
Date:

Time:

From:

To:

Aircraft:

Status:

10 Jun 2026

17:56

Boston(BOS)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS304
Date:

Time:

From:

To:

Aircraft:

Status:

11 Jun 2026

17:56

Boston(BOS)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS304
Date:

Time:

From:

To:

Aircraft:

Status:

12 Jun 2026

17:56

Boston(BOS)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS304
Date:

Time:

From:

To:

Aircraft:

Status:

13 Jun 2026

17:56

Boston(BOS)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS304
Date:

Time:

From:

To:

Aircraft:

Status:

14 Jun 2026

17:56

Boston(BOS)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS304
Date:

Time:

From:

To:

Aircraft:

Status:

15 Jun 2026

17:56

Boston(BOS)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS304
Date:

Time:

From:

To:

Aircraft:

Status:

16 Jun 2026

17:56

Boston(BOS)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS304
Date:

Time:

From:

To:

Aircraft:

Status:

17 Jun 2026

17:56

Boston(BOS)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS304
Date:

Time:

From:

To:

Aircraft:

Status:

18 Jun 2026

17:56

Boston(BOS)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS304
Date:

Time:

From:

To:

Aircraft:

Status:

19 Jun 2026

17:56

Boston(BOS)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS304
Date:

Time:

From:

To:

Aircraft:

Status:

20 Jun 2026

17:56

Boston(BOS)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS304
Date:

Time:

From:

To:

Aircraft:

Status:

21 Jun 2026

17:56

Boston(BOS)

Seattle(SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

AS304
Date:

Time:

From:

To:

Aircraft:

Status:

22 Jun 2026

17:56

Boston(BOS)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS304
Date:

Time:

From:

To:

Aircraft:

Status:

23 Jun 2026

17:56

Boston(BOS)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS304
Date:

Time:

From:

To:

Aircraft:

Status:

24 Jun 2026

17:56

Boston(BOS)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS304
Date:

Time:

From:

To:

Aircraft:

Status:

25 Jun 2026

17:56

Boston(BOS)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS304
Date:

Time:

From:

To:

Aircraft:

Status:

26 Jun 2026

17:56

Boston(BOS)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS304
Date:

Time:

From:

To:

Aircraft:

Status:

27 Jun 2026

17:56

Boston(BOS)

Seattle(SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

AS304
Date:

Time:

From:

To:

Aircraft:

Status:

28 Jun 2026

17:56

Boston(BOS)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS304
Date:

Time:

From:

To:

Aircraft:

Status:

29 Jun 2026

17:56

Boston(BOS)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS304
Date:

Time:

From:

To:

Aircraft:

Status:

30 Jun 2026

17:56

Boston(BOS)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS304
Date:

Time:

From:

To:

Aircraft:

Status:

01 Jul 2026

17:56

Boston(BOS)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS304
Date:

Time:

From:

To:

Aircraft:

Status:

02 Jul 2026

17:56

Boston(BOS)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS304
Date:

Time:

From:

To:

Aircraft:

Status:

03 Jul 2026

17:56

Boston(BOS)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS304