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

TK91 Turkish Airlines - Flight Status

Below, you can find details about Turkish Airlines flight TK91, which currently operates between the airports of Seoul - Seoul Incheon International Airport (Airport Code ICN) and Istanbul - Istanbul Airport (Airport Code IST).
This flight data pertains specifically to the flight's details for Saturday, December 13, 2025.

TK91 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

TK91 Turkish Airlines from Seoul

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: Boeing 777-300ER

Departure

Seoul (ICN)
December 13, 2025
Seoul Incheon International Airport
Departed at:
00:01
Terminal:
1
Gate:
40
Scheduled Departure Time: 00:10

Arrival

Istanbul (IST)
December 13, 2025
Istanbul Airport
Arrived at:
05:15
Gate:
-
Scheduled Arrival Time: 05:55
Baggage: 21A
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:

- OZ6931 - Asiana Airlines

Additional Information

Which is the frequency of flight TK91?
The flight TK91 is scheduled to flight on daily basis.

Which is the distance of flight TK91?
The distance between the two airports is 7927 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 Seoul: 2025-12-13 16:45:05
Current Time in Istanbul: 2025-12-13 10:45:05

Alternative Flights

The following airlines serves the same route between Seoul and Istanbul:

Korean Air
- Flight Number: KE955.

Asiana Airlines
- Flight Number: OZ551.

Turkish Airlines
- Flight Number: TK21.

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 TK91

Date
Departure
Arrival
Duration
Aircraft
Status
Friday
12 December
00:04
Seoul (ICN)
05:26
Istanbul (IST)
11h 22min
Boeing 777-300
Boeing 777-300
Landed - On-time
Thursday
11 December
23:54
Seoul (ICN)
05:35
Istanbul (IST)
11h 41min
Boeing 777-300
Boeing 777-300
Landed - On-time
Wednesday
10 December
23:50
Seoul (ICN)
05:35
Istanbul (IST)
11h 45min
Boeing 777-300
Boeing 777-300
Landed - On-time
Tuesday
09 December
02:09
Seoul (ICN)
07:30
Istanbul (IST)
11h 21min
Boeing 777-300
Boeing 777-300
Landed - Delayed
Monday
08 December
23:55
Seoul (ICN)
05:22
Istanbul (IST)
11h 27min
Boeing 777-300
Boeing 777-300
Landed - On-time
Sunday
07 December
23:53
Seoul (ICN)
05:31
Istanbul (IST)
11h 38min
Boeing 777-300
Boeing 777-300
Landed - On-time
Saturday
06 December
23:56
Seoul (ICN)
05:15
Istanbul (IST)
11h 19min
Boeing 777-300
Boeing 777-300
Landed - On-time
Friday
05 December
00:01
Seoul (ICN)
05:15
Istanbul (IST)
11h 14min
Boeing 777-300
Boeing 777-300
Landed - On-time
Thursday
04 December
23:54
Seoul (ICN)
05:07
Istanbul (IST)
11h 13min
Boeing 787-9
Boeing 787-9
Landed - On-time
Wednesday
03 December
23:50
Seoul (ICN)
05:11
Istanbul (IST)
11h 21min
Boeing 777-300
Boeing 777-300
Landed - On-time