Turkish Airlines

THY1421 / TK1421

ICAO: THY1421 IATA: TK1421

Click here to see all flights

Flight schedule

Select flight date

Departure

Arrive

Aircraft

Effective

Avalibility

06:50

Istanbul (IST)

10:20

Tallinn (TLL)

Airbus A321neo

Begins

Now

Valid to

2026-06-08

sun

mon

tue

wed

thu

fri

sat

Mondays and Wednesdays

Turkish Airlines

THY1421

Duration

3h 30m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

188

Business

Economy

172

06:50

Istanbul (IST)

10:20

Tallinn (TLL)

Boeing 737MAX 8 Passenger

Begins

2026-06-04

Valid to

2026-06-10

sun

mon

tue

wed

thu

fri

sat

Every Wednesday, Thursday and Friday

Turkish Airlines

THY1421

Duration

3h 30m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

165

Business

Economy

156

06:50

Istanbul (IST)

10:20

Tallinn (TLL)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-06-07

sun

mon

tue

wed

thu

fri

sat

Every Sunday

Turkish Airlines

THY1421

Duration

3h 30m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

157

Business

Economy

141

06:50

Istanbul (IST)

10:20

Tallinn (TLL)

Boeing 737MAX 8 Passenger

Begins

2026-06-12

Valid to

2026-06-17

sun

mon

tue

wed

thu

fri

sat

Every Monday, Wednesday, Friday and Sunday

Turkish Airlines

THY1421

Duration

3h 30m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

165

Business

Economy

156

06:50

Istanbul (IST)

10:20

Tallinn (TLL)

Airbus A321neo

Begins

2026-06-19

Valid to

2026-06-26

sun

mon

tue

wed

thu

fri

sat

Thursdays and Fridays

Turkish Airlines

THY1421

Duration

3h 30m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

188

Business

Economy

172

06:50

Istanbul (IST)

10:20

Tallinn (TLL)

Boeing 737MAX 8 Passenger

Operates only

2026-06-21

sun

mon

tue

wed

thu

fri

sat

Every Sunday

Turkish Airlines

THY1421

Duration

3h 30m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

165

Business

Economy

156

06:50

Istanbul (IST)

10:20

Tallinn (TLL)

Boeing 737-800 (winglets) Passenger/BBJ2

Begins

2026-06-28

Valid to

2026-07-05

sun

mon

tue

wed

thu

fri

sat

Every Sunday

Turkish Airlines

THY1421

Duration

3h 30m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

151

Business

Economy

135

06:50

Istanbul (IST)

10:20

Tallinn (TLL)

Boeing 737MAX 8 Passenger

Begins

2026-06-29

Valid to

2026-07-06

sun

mon

tue

wed

thu

fri

sat

Every Monday

Turkish Airlines

THY1421

Duration

3h 30m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

165

Business

Economy

156

06:50

Istanbul (IST)

10:20

Tallinn (TLL)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-07-01

sun

mon

tue

wed

thu

fri

sat

Every Wednesday

Turkish Airlines

THY1421

Duration

3h 30m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

157

Business

Economy

141

06:50

Istanbul (IST)

10:20

Tallinn (TLL)

Airbus A321neo

Begins

2026-07-03

Valid to

2026-07-08

sun

mon

tue

wed

thu

fri

sat

Wednesdays and Fridays

Turkish Airlines

THY1421

Duration

3h 30m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

188

Business

Economy

172

06:50

Istanbul (IST)

10:20

Tallinn (TLL)

Boeing 737MAX 8 Passenger

Begins

2026-07-10

Valid to

2026-07-17

sun

mon

tue

wed

thu

fri

sat

Mondays and Fridays

Turkish Airlines

THY1421

Duration

3h 30m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

165

Business

Economy

156

06:50

Istanbul (IST)

10:20

Tallinn (TLL)

Airbus A321neo

Begins

2026-07-15

Valid to

2026-08-05

sun

mon

tue

wed

thu

fri

sat

Every Wednesday

Turkish Airlines

THY1421

Duration

3h 30m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

188

Business

Economy

172

06:50

Istanbul (IST)

10:20

Tallinn (TLL)

Boeing 737MAX 8 Passenger

Begins

2026-07-19

Valid to

2026-08-02

sun

mon

tue

wed

thu

fri

sat

Every Monday, Friday and Sunday

Turkish Airlines

THY1421

Duration

3h 30m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

165

Business

Economy

156

06:50

Istanbul (IST)

10:20

Tallinn (TLL)

Boeing 737MAX 8 Passenger

Begins

2026-08-06

Valid to

2026-08-26

sun

mon

tue

wed

thu

fri

sat

Every day of the week except Tuesdays and Saturdays

Turkish Airlines

THY1421

Duration

3h 30m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

165

Business

Economy

156

06:50

Istanbul (IST)

10:20

Tallinn (TLL)

Boeing 737MAX 8 Passenger

Begins

2026-08-28

Valid to

2026-09-13

sun

mon

tue

wed

thu

fri

sat

Every Monday, Wednesday, Friday and Sunday

Turkish Airlines

THY1421

Duration

3h 30m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

165

Business

Economy

156

06:50

Istanbul (IST)

10:20

Tallinn (TLL)

Boeing 737-800 (winglets) Passenger/BBJ2

Begins

2026-09-14

Valid to

2026-10-02

sun

mon

tue

wed

thu

fri

sat

Mondays and Fridays

Turkish Airlines

THY1421

Duration

3h 30m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

151

Business

Economy

135

06:50

Istanbul (IST)

10:20

Tallinn (TLL)

Boeing 737MAX 9 Passenger

Begins

2026-09-16

Valid to

2026-09-30

sun

mon

tue

wed

thu

fri

sat

Every Wednesday

Turkish Airlines

THY1421

Duration

3h 30m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

169

Business

Economy

153

06:50

Istanbul (IST)

10:20

Tallinn (TLL)

Boeing 737MAX 8 Passenger

Operates only

2026-09-20

sun

mon

tue

wed

thu

fri

sat

Every Sunday

Turkish Airlines

THY1421

Duration

3h 30m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

165

Business

Economy

156

06:50

Istanbul (IST)

10:20

Tallinn (TLL)

Boeing 737MAX 8 Passenger

Begins

2026-10-01

Valid to

2026-10-05

sun

mon

tue

wed

thu

fri

sat

Mondays and Thursdays

Turkish Airlines

THY1421

Duration

3h 30m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

165

Business

Economy

156

06:50

Istanbul (IST)

10:20

Tallinn (TLL)

Boeing 737-800 (winglets) Passenger/BBJ2

Begins

2026-10-07

Valid to

2026-10-15

sun

mon

tue

wed

thu

fri

sat

Every Monday, Wednesday and Thursday

Turkish Airlines

THY1421

Duration

3h 30m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

151

Business

Economy

135

06:50

Istanbul (IST)

10:20

Tallinn (TLL)

Boeing 737MAX 8 Passenger

Begins

2026-10-09

Valid to

2026-10-16

sun

mon

tue

wed

thu

fri

sat

Every Friday

Turkish Airlines

THY1421

Duration

3h 30m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

165

Business

Economy

156

06:50

Istanbul (IST)

10:20

Tallinn (TLL)

Airbus A321neo

Begins

2026-10-11

Valid to

2026-10-18

sun

mon

tue

wed

thu

fri

sat

Every Sunday

Turkish Airlines

THY1421

Duration

3h 30m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

188

Business

Economy

172

06:50

Istanbul (IST)

10:20

Tallinn (TLL)

Boeing 737MAX 8 Passenger

Begins

2026-10-19

Valid to

2026-10-23

sun

mon

tue

wed

thu

fri

sat

Mondays and Fridays

Turkish Airlines

THY1421

Duration

3h 30m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

165

Business

Economy

156

06:50

Istanbul (IST)

10:20

Tallinn (TLL)

Boeing 737-800 (winglets) Passenger/BBJ2

Begins

2026-10-21

Valid to

2026-10-22

sun

mon

tue

wed

thu

fri

sat

Wednesdays and Thursdays

Turkish Airlines

THY1421

Duration

3h 30m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

151

Business

Economy

135

08:40

Istanbul (IST)

11:15

Tallinn (TLL)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-10-25

Valid to

2027-03-26

sun

mon

tue

wed

thu

fri

sat

Every Wednesday, Friday and Sunday

Turkish Airlines

THY1421

Duration

3h 35m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

157

Business

Economy

141

06:50

Istanbul (IST)

10:20

Tallinn (TLL)

Boeing 737MAX 8 Passenger

Begins

2027-03-28

Valid to

2027-06-01

sun

mon

tue

wed

thu

fri

sat

Every day of the week except Tuesdays and Saturdays

Turkish Airlines

THY1421

Duration

3h 30m

Distance

1272 mi, 2047 km

Coreshare

Same day flight

Yes

Terminal

Meals

Meal (none specific)

Seats

165

Business

Economy

156

According to schedule

Live tracker

IST

Istanbul, TR

left TERMINAL N/A

Istanbul - IST

WEDNESDAY 03-JUN-2026

06:50 GMT+0300

TLL

Tallinn, EE

arrives TERMINAL N/A

Tallinn - TLL

WEDNESDAY 03-JUN-2026

10:20 GMT+0300

General route info

Frequency:

Daily

Sun Mon Tue Wed Thu Fri Sat

Direct distance

1266 miles, 2037 km

Actual distance

1272 miles, 2047 km

0.47%

Flight time

3h 30m

Flights / Week

10 flights

Seats / Week

188 seats/flight

1880 seats/week

Upcoming scheduled flights in the coming 30 days

Date

Time

From

To

Aircraft

Status
Date:

Time:

From:

To:

Aircraft:

Status:

03 Jun 2026

06:50

Istanbul(IST)

Tallinn(TLL)

Airbus A321neo

TK1421
Date:

Time:

From:

To:

Aircraft:

Status:

04 Jun 2026

06:50

Istanbul(IST)

Tallinn(TLL)

Boeing 737MAX 8 Passenger

TK1421
Date:

Time:

From:

To:

Aircraft:

Status:

05 Jun 2026

06:50

Istanbul(IST)

Tallinn(TLL)

Boeing 737MAX 8 Passenger

TK1421
Date:

Time:

From:

To:

Aircraft:

Status:

07 Jun 2026

06:50

Istanbul(IST)

Tallinn(TLL)

Boeing 737-900 (winglets) Passenger/BBJ3

TK1421
Date:

Time:

From:

To:

Aircraft:

Status:

08 Jun 2026

06:50

Istanbul(IST)

Tallinn(TLL)

Airbus A321neo

TK1421
Date:

Time:

From:

To:

Aircraft:

Status:

10 Jun 2026

06:50

Istanbul(IST)

Tallinn(TLL)

Boeing 737MAX 8 Passenger

TK1421
Date:

Time:

From:

To:

Aircraft:

Status:

12 Jun 2026

06:50

Istanbul(IST)

Tallinn(TLL)

Boeing 737MAX 8 Passenger

TK1421
Date:

Time:

From:

To:

Aircraft:

Status:

14 Jun 2026

06:50

Istanbul(IST)

Tallinn(TLL)

Boeing 737MAX 8 Passenger

TK1421
Date:

Time:

From:

To:

Aircraft:

Status:

15 Jun 2026

06:50

Istanbul(IST)

Tallinn(TLL)

Boeing 737MAX 8 Passenger

TK1421
Date:

Time:

From:

To:

Aircraft:

Status:

17 Jun 2026

06:50

Istanbul(IST)

Tallinn(TLL)

Boeing 737MAX 8 Passenger

TK1421
Date:

Time:

From:

To:

Aircraft:

Status:

19 Jun 2026

06:50

Istanbul(IST)

Tallinn(TLL)

Airbus A321neo

TK1421
Date:

Time:

From:

To:

Aircraft:

Status:

21 Jun 2026

06:50

Istanbul(IST)

Tallinn(TLL)

Boeing 737MAX 8 Passenger

TK1421
Date:

Time:

From:

To:

Aircraft:

Status:

25 Jun 2026

06:50

Istanbul(IST)

Tallinn(TLL)

Airbus A321neo

TK1421
Date:

Time:

From:

To:

Aircraft:

Status:

26 Jun 2026

06:50

Istanbul(IST)

Tallinn(TLL)

Airbus A321neo

TK1421
Date:

Time:

From:

To:

Aircraft:

Status:

28 Jun 2026

06:50

Istanbul(IST)

Tallinn(TLL)

Boeing 737-800 (winglets) Passenger/BBJ2

TK1421
Date:

Time:

From:

To:

Aircraft:

Status:

29 Jun 2026

06:50

Istanbul(IST)

Tallinn(TLL)

Boeing 737MAX 8 Passenger

TK1421
Date:

Time:

From:

To:

Aircraft:

Status:

01 Jul 2026

06:50

Istanbul(IST)

Tallinn(TLL)

Boeing 737-900 (winglets) Passenger/BBJ3

TK1421
Date:

Time:

From:

To:

Aircraft:

Status:

03 Jul 2026

06:50

Istanbul(IST)

Tallinn(TLL)

Airbus A321neo

TK1421

THY1421 information

An international route departing from Istanbul (IST), Turkiye and arriving at Tallinn (TLL), Estonia.

The timezones of the departure and arrival airports are identical, UTC +3.

The flight distance is 1272 miles, or 2047 km.

For direct flights, the flight time is about 3:30.

Flights

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Istanbul (IST) Rental Cars

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Other flights between Istanbul and Tallinn with Turkish Airlines

15:10

TK 1423

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Turkish Airlines

THY1421 / TK1421

Flight schedule

General route info

Frequency:

Direct distance

Actual distance

Flight time

Flights / Week

Seats / Week

Upcoming scheduled flights in the coming 30 days

THY1421 information

Istanbul (IST) Flight Deals

Istanbul Hotel Deals

Istanbul (IST) Rental Cars

Istanbul (IST) Parking

Other flights between Istanbul and Tallinn with Turkish Airlines

Popular Airports

Popular Airlines

Turkish Airlines

THY1421 / TK1421

Flight schedule

General route info

Frequency:

Direct distance

Actual distance

Flight time

Flights / Week

Seats / Week

Upcoming scheduled flights in the coming 30 days

THY1421 information

Istanbul (IST) Flight Deals

Istanbul Hotel Deals

Istanbul (IST) Rental Cars

Istanbul (IST) Parking

Select Destination Airport

Select Departure Airport

Other flights between Istanbul and Tallinn with Turkish Airlines

Istanbul (IST) Flight Deals

Istanbul Hotel Deals

Istanbul (IST) Rental Cars

Istanbul (IST) Parking

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