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Alaska Airlines

ASA421 / AS421

ICAO: ASA421 IATA: AS421

Flight schedule

Select flight date
Departure
Arrive
Aircraft
Effective
Avalibility
Alaska Airlines
ASA421
Duration
4h 23m
Distance
1827 mi, 2940 km
Coreshare
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Entertainment on-demand, In-seat power source, Wi-Fi
Seats
165
First class
15
Economy
150
Alaska Airlines
ASA421
Duration
4h 20m
Distance
1827 mi, 2940 km
Coreshare
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Entertainment on-demand, In-seat power source, Wi-Fi
Seats
165
First class
15
Economy
150
Alaska Airlines
ASA421
Duration
4h 20m
Distance
1827 mi, 2940 km
Coreshare
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Entertainment on-demand, In-seat power source, Wi-Fi
Seats
178
First class
16
Economy
162
Alaska Airlines
ASA421
Duration
4h 23m
Distance
1827 mi, 2940 km
Coreshare
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Entertainment on-demand, In-seat power source, Wi-Fi
Seats
160
Business
18
Economy
142
Alaska Airlines
ASA421
Duration
4h 23m
Distance
1827 mi, 2940 km
Coreshare
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Entertainment on-demand, In-seat power source, Wi-Fi
Seats
165
First class
15
Economy
150
Alaska Airlines
ASA421
Duration
4h 20m
Distance
1827 mi, 2940 km
Coreshare
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Entertainment on-demand, In-seat power source, Wi-Fi
Seats
178
First class
16
Economy
162
Alaska Airlines
ASA421
Duration
4h 29m
Distance
1827 mi, 2940 km
Coreshare
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Entertainment on-demand, In-seat power source, Wi-Fi
Seats
160
Business
18
Economy
142
Alaska Airlines
ASA421
Duration
4h 23m
Distance
1827 mi, 2940 km
Coreshare
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Entertainment on-demand, In-seat power source, Wi-Fi
Seats
160
Business
18
Economy
142
Alaska Airlines
ASA421
Duration
4h 20m
Distance
1827 mi, 2940 km
Coreshare
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Entertainment on-demand, In-seat power source, Wi-Fi
Seats
165
First class
15
Economy
150
Alaska Airlines
ASA421
Duration
4h 23m
Distance
1827 mi, 2940 km
Coreshare
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Entertainment on-demand, In-seat power source, Wi-Fi
Seats
160
Business
18
Economy
142
Alaska Airlines
ASA421
Duration
4h 28m
Distance
1827 mi, 2940 km
Coreshare
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Entertainment on-demand, In-seat power source, Wi-Fi
Seats
178
First class
16
Economy
162
Alaska Airlines
ASA421
Duration
4h 28m
Distance
1827 mi, 2940 km
Coreshare
QR 3441
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Entertainment on-demand, In-seat power source, Wi-Fi
Seats
178
First class
16
Economy
162
Alaska Airlines
ASA421
Duration
4h 28m
Distance
1827 mi, 2940 km
Coreshare
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Entertainment on-demand, In-seat power source, Wi-Fi
Seats
160
First class
15
Economy
145
Alaska Airlines
ASA421
Duration
4h 28m
Distance
1827 mi, 2940 km
Coreshare
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Entertainment on-demand, In-seat power source, Wi-Fi
Seats
160
Business
18
Economy
142
Alaska Airlines
ASA421
Duration
4h 28m
Distance
1827 mi, 2940 km
Coreshare
QR 3448
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Entertainment on-demand, In-seat power source, Wi-Fi
Seats
160
Business
18
Economy
142
Alaska Airlines
ASA421
Duration
4h 28m
Distance
1827 mi, 2940 km
Coreshare
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Entertainment on-demand, In-seat power source, Wi-Fi
Seats
178
First class
16
Economy
162
Alaska Airlines
ASA421
Duration
4h 28m
Distance
1827 mi, 2940 km
Coreshare
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Entertainment on-demand, In-seat power source, Wi-Fi
Seats
160
Business
18
Economy
142
Alaska Airlines
ASA421
Duration
4h 28m
Distance
1827 mi, 2940 km
Coreshare
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Entertainment on-demand, In-seat power source, Wi-Fi
Seats
165
First class
15
Economy
150
Alaska Airlines
ASA421
Duration
4h 29m
Distance
1827 mi, 2940 km
Coreshare
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Entertainment on-demand, In-seat power source, Wi-Fi
Seats
178
First class
16
Economy
162
Alaska Airlines
ASA421
Duration
4h 29m
Distance
1827 mi, 2940 km
Coreshare
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Entertainment on-demand, In-seat power source, Wi-Fi
Seats
165
First class
15
Economy
150
Alaska Airlines
ASA421
Duration
4h 29m
Distance
1827 mi, 2940 km
Coreshare
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Entertainment on-demand, In-seat power source, Wi-Fi
Seats
160
Business
18
Economy
142
Alaska Airlines
ASA421
Duration
4h 29m
Distance
1827 mi, 2940 km
Coreshare
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Entertainment on-demand, In-seat power source, Wi-Fi
Seats
178
First class
16
Economy
162
Alaska Airlines
ASA421
Duration
4h 29m
Distance
1827 mi, 2940 km
Coreshare
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Entertainment on-demand, In-seat power source, Wi-Fi
Seats
165
First class
15
Economy
150
Alaska Airlines
ASA421
Duration
4h 29m
Distance
1827 mi, 2940 km
Coreshare
QR 2135
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Entertainment on-demand, In-seat power source, Wi-Fi
Seats
178
First class
16
Economy
162
Alaska Airlines
ASA421
Duration
4h 37m
Distance
1827 mi, 2940 km
Coreshare
QR 4281
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Wi-Fi
Seats
165
First class
15
Economy
150
Alaska Airlines
ASA421
Duration
4h 37m
Distance
1827 mi, 2940 km
Coreshare
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Wi-Fi
Seats
165
First class
15
Economy
150
Alaska Airlines
ASA421
Duration
4h 37m
Distance
1827 mi, 2940 km
Coreshare
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Wi-Fi
Seats
165
First class
15
Economy
150
Alaska Airlines
ASA421
Duration
4h 37m
Distance
1827 mi, 2940 km
Coreshare
QR 3435
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Wi-Fi
Seats
165
First class
15
Economy
150
Alaska Airlines
ASA421
Duration
4h 37m
Distance
1827 mi, 2940 km
Coreshare
QR 8855
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Wi-Fi
Seats
165
First class
15
Economy
150
Alaska Airlines
ASA421
Duration
4h 37m
Distance
1827 mi, 2940 km
Coreshare
QR 3435
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Wi-Fi
Seats
165
First class
15
Economy
150
Alaska Airlines
ASA421
Duration
4h 37m
Distance
1827 mi, 2940 km
Coreshare
QR 8795
Same day flight
Yes
Terminal
Arrival: T2
Meals
Onboard services
Wi-Fi
Seats
165
First class
15
Economy
150
Alaska Airlines
ASA421
Duration
2h 43m
Distance
1028 mi, 1654 km
Coreshare
JL 6364 /QR 2110
Same day flight
Yes
Terminal
Meals
Onboard services
Wi-Fi
Seats
165
First class
15
Economy
150
Alaska Airlines
ASA421
Duration
3h 07m
Distance
1028 mi, 1654 km
Coreshare
JX 7039 /QR 2110
Same day flight
Yes
Terminal
Meals
Onboard services
Wi-Fi
Seats
165
First class
15
Economy
150
Alaska Airlines
ASA421
Duration
5h 05m
Distance
2362 mi, 3800 km
Coreshare
JX 7064
Same day flight
No
Terminal
Arrival: T1
Meals
Onboard services
Wi-Fi
Seats
165
First class
15
Economy
150
Alaska Airlines
ASA421
Duration
5h 05m
Distance
2362 mi, 3800 km
Coreshare
JX 7064
Same day flight
No
Terminal
Arrival: T1
Meals
Onboard services
Wi-Fi
Seats
165
First class
15
Economy
150
Alaska Airlines
ASA421
Duration
5h 05m
Distance
2362 mi, 3800 km
Coreshare
JX 7064
Same day flight
No
Terminal
Arrival: T1
Meals
Onboard services
Wi-Fi
Seats
165
First class
15
Economy
150
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General route info

Frequency:

Daily

Sun Mon Tue Wed Thu Fri Sat

Direct distance

1022 miles, 1645 km

Actual distance

1028 miles, 1654 km

0.59%
Flight time

3h 07m

Flights / Week

7 flights

Seats / Week

165 seats/flight

1155 seats/week

Upcoming scheduled flights in the coming 30 days

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  • Date
    Time
    From
    To
    Aircraft
    Status
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    19 Jul 2026
    11:05
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737MAX 9 Passenger
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    20 Jul 2026
    10:55
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-900 (winglets) Passenger/BBJ3
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    21 Jul 2026
    10:55
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-900 (winglets) Passenger/BBJ3
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    22 Jul 2026
    10:55
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-800 (winglets) Passenger/BBJ2
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    23 Jul 2026
    10:55
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-900 (winglets) Passenger/BBJ3
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    24 Jul 2026
    10:55
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-900 (winglets) Passenger/BBJ3
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    25 Jul 2026
    11:05
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-900 (winglets) Passenger/BBJ3
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    26 Jul 2026
    11:05
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737MAX 9 Passenger
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    27 Jul 2026
    10:55
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-900 (winglets) Passenger/BBJ3
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    28 Jul 2026
    10:55
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-900 (winglets) Passenger/BBJ3
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    29 Jul 2026
    10:55
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-900 (winglets) Passenger/BBJ3
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    30 Jul 2026
    10:55
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-900 (winglets) Passenger/BBJ3
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    31 Jul 2026
    10:55
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-900 (winglets) Passenger/BBJ3
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    01 Aug 2026
    11:09
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737MAX 9 Passenger
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    02 Aug 2026
    11:48
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-800 (winglets) Passenger/BBJ2
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    03 Aug 2026
    10:55
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-800 (winglets) Passenger/BBJ2
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    04 Aug 2026
    10:55
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-900 (winglets) Passenger/BBJ3
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    05 Aug 2026
    10:55
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-900 (winglets) Passenger/BBJ3
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    06 Aug 2026
    10:55
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-900 (winglets) Passenger/BBJ3
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    07 Aug 2026
    10:55
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-900 (winglets) Passenger/BBJ3
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    08 Aug 2026
    11:09
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-900 (winglets) Passenger/BBJ3
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    09 Aug 2026
    11:48
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-800 (winglets) Passenger/BBJ2
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    10 Aug 2026
    10:55
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-800 (winglets) Passenger/BBJ2
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    11 Aug 2026
    10:55
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-900 (winglets) Passenger/BBJ3
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    12 Aug 2026
    10:55
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-900 (winglets) Passenger/BBJ3
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    13 Aug 2026
    10:55
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-900 (winglets) Passenger/BBJ3
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    14 Aug 2026
    10:55
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-900 (winglets) Passenger/BBJ3
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    15 Aug 2026
    11:09
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-900 (winglets) Passenger/BBJ3
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    16 Aug 2026
    11:48
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-800 (winglets) Passenger/BBJ2
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    17 Aug 2026
    10:55
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-800 (winglets) Passenger/BBJ2
    AS421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    18 Aug 2026
    10:55
    Seattle(SEA)
    San Jose Cabo(SJD)
    Boeing 737-800 (winglets) Passenger/BBJ2
    AS421

ASA421 information

A domestic route in USA departing from Denver (DEN) and arriving at Seattle (SEA).

The timezone of the departure airport is UTC -6, and the timezone of the arrival airport is UTC -7.

The current time at the point of departure is 9:46am, and 8:46am at the point of arrival. There is a -1 hour time difference between the airports.

The flight distance is 1028 miles, or 1654 km.

For direct flights, the flight time is about 3:07.

Other flights between Seattle and San Jose Cabo with Alaska Airlines
07:17
AS 1532
→
08:20
AS 1428
→
08:31
AS 1402
→
09:50
AS 1780
→
10:00
AS 1565
→
10:13
AS 1329
→
11:00
AS 375
→
11:58
AS 1508
→
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