TK1421 Turkish Airlines - Flight Status

Below, you can find details about Turkish Airlines flight TK1421, which currently operates between the airports of Istanbul - Istanbul Airport (Airport Code IST) and Tallinn - Tallinn Lennart Meri Airport (Airport Code TLL).
This flight data pertains specifically to the flight's details for Monday, September 21, 2026.

Table of contents:
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights TK1421

TK1421 On Time performance:

n/a

It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.

Flight Status

TK1421 Turkish Airlines to Tallinn

En Route - On-time

Flight Status for Monday September 21, 2026

Airline information

Turkish Airlines

Equipment: Boeing 737-800 (winglets) Passenger/BBJ2

Departure

Istanbul (IST)

September 21, 2026

Istanbul Airport

Departed at:

06:50

Gate:

A8B

Scheduled Departure Time: 06:50

Arrival

Tallinn (TLL)

September 21, 2026

Tallinn Lennart Meri Airport

Estimated Arrival Time:

10:04

Terminal:

Gate:

Scheduled Arrival Time: 10:20

Disclaimer

The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.istanbul-airport.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.

Additional Information

Which is the frequency of flight TK1421?
The flight TK1421 is scheduled to flight on Monday, Wednesday, Friday, Sunday on a weekly basis.

Which is the distance of flight TK1421?
The distance between the two airports is 2038 kilometers.

Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.

Alternative Flights

The following airline serve the same route between Istanbul and Tallinn:
Turkish Airlines - Flight Number: TK1423.

Punctuality and delays

It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.

Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions

Last Past Flights TK1421

Date

Departure

Arrival

Duration

Aircraft

Status

Sunday
20 September

06:50
Istanbul (IST)

09:56
Tallinn (TLL)

03h 06min

Airbus A321neo

Landed - On-time

Friday
18 September

06:50
Istanbul (IST)

10:46
Tallinn (TLL)

03h 56min

Boeing 737MAX

Landed - Delayed

Wednesday
16 September

06:50
Istanbul (IST)

10:03
Tallinn (TLL)

03h 13min

Boeing 737-800

Landed - On-time

Monday
14 September

06:50
Istanbul (IST)

10:07
Tallinn (TLL)

03h 17min

Boeing 737-800

Landed - On-time

Sunday
13 September

06:50
Istanbul (IST)

10:03
Tallinn (TLL)

03h 13min

Boeing 737-800

Landed - On-time

Friday
11 September

06:50
Istanbul (IST)

10:02
Tallinn (TLL)

03h 12min

Boeing 737MAX

Landed - On-time

Wednesday
09 September

06:50
Istanbul (IST)

09:56
Tallinn (TLL)

03h 06min

Boeing 737-800

Landed - On-time

Monday
07 September

06:50
Istanbul (IST)

10:29
Tallinn (TLL)

03h 39min

Boeing 737MAX

Landed - On-time

Sunday
06 September

06:50
Istanbul (IST)

10:25
Tallinn (TLL)

03h 35min

Boeing 737MAX

Landed - On-time

Friday
04 September

07:45
Istanbul (IST)

11:38
Tallinn (TLL)

03h 53min

Boeing 737MAX

Landed - Delayed