Istanbul Airport Informational Guide to Istanbul Airport (IST) - Non Official

TK1021 Turkish Airlines - Flight Status

Codeshare Flights
The flight RJ3720 from Royal Jordanian (RJ) is a codeshare flight operated by Turkish Airlines (TK) under the flight number TK1021. Check this page for details about flight TK1021.

Below, you can find details about Turkish Airlines flight TK1021, which currently operates between the airports of Istanbul - Istanbul Airport (Airport Code IST) and Sarajevo - Sarajevo International Airport (Airport Code SJJ).
This flight data pertains specifically to the flight's details for Saturday, December 13, 2025.

TK1021 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

TK1021 Turkish Airlines to Sarajevo

Landed - On-time
Flight Status for Saturday December 13, 2025
This flight was also scheduled for Yesterday (December 12, 2025). See it here
This flight is also scheduled for Tomorrow (December 14, 2025). See it here

Airline information

Turkish Airlines
Turkish Airlines
Equipment: Airbus A321neo

Departure

Istanbul (IST)
December 13, 2025
Istanbul Airport
Departed at:
15:06
Gate:
C1
Scheduled Departure Time: 14:50

Arrival

Sarajevo (SJJ)
December 13, 2025
Sarajevo International Airport
Arrived at:
14:37
Terminal:
-
Gate:
-
Scheduled Arrival Time: 14:40
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.

Codeshare Flights

This flight is shared with other airlines, this means that these other flights are the same:

- RJ3720 - Royal Jordanian

Additional Information

Which is the frequency of flight TK1021?
The flight TK1021 is scheduled to flight on daily basis.

Which is the distance of flight TK1021?
The distance between the two airports is 899 kilometers.

Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Istanbul: 2025-12-13 21:44:27
Current Time in Sarajevo: 2025-12-13 19:44:27

Alternative Flights

The following airline serve the same route between Istanbul and Sarajevo:
Turkish Airlines - Flight Number: TK1023.

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: We have gathered available data from last twelve closed months, spanning from December 02, 2024 to March 22, 2025. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.

Last Past Flights TK1021

Date
Departure
Arrival
Duration
Aircraft
Status
Friday
12 December
15:13
Istanbul (IST)
14:42
Sarajevo (SJJ)
01h 29min
Airbus A320
Airbus A320
Landed - On-time
Thursday
11 December
15:04
Istanbul (IST)
14:34
Sarajevo (SJJ)
01h 30min
Boeing 737-800
Boeing 737-800
Landed - On-time
Wednesday
10 December
15:11
Istanbul (IST)
14:42
Sarajevo (SJJ)
01h 31min
Airbus A320
Airbus A320
Landed - On-time
Monday
08 December
15:02
Istanbul (IST)
14:31
Sarajevo (SJJ)
01h 29min
Boeing 737-800
Boeing 737-800
Landed - On-time
Sunday
07 December
15:20
Istanbul (IST)
15:13
Sarajevo (SJJ)
01h 53min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Saturday
06 December
15:07
Istanbul (IST)
14:29
Sarajevo (SJJ)
01h 22min
Airbus A321neo
Airbus A321neo
Landed - On-time
Friday
05 December
15:13
Istanbul (IST)
14:40
Sarajevo (SJJ)
01h 27min
Airbus A321neo
Airbus A321neo
Landed - On-time
Thursday
04 December
15:35
Istanbul (IST)
14:59
Sarajevo (SJJ)
01h 24min
Airbus A320
Airbus A320
Landed - Delayed
Wednesday
03 December
15:04
Istanbul (IST)
14:34
Sarajevo (SJJ)
01h 30min
Airbus A320
Airbus A320
Landed - On-time
Monday
01 December
14:54
Istanbul (IST)
14:38
Sarajevo (SJJ)
01h 44min
Airbus A321
Airbus A321
Landed - On-time