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

TK20 Turkish Airlines - Flight Status

Below, you can find details about Turkish Airlines flight TK20, which currently operates between the airports of Istanbul - Istanbul Airport (Airport Code IST) and Seoul - Seoul Incheon International Airport (Airport Code ICN).
This flight data pertains specifically to the flight's details for Saturday, August 30, 2025.

TK20 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

TK20 Turkish Airlines to Seoul

Airline information

Turkish Airlines
Turkish Airlines

Departure

Istanbul (IST)
August 28, 2025
Istanbul Airport

Arrival

Seoul (ICN)
August 29, 2025
Seoul Incheon International Airport
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:

- OZ6934 - Asiana Airlines

Additional Information

Which is the frequency of flight TK20?
The flight TK20 is scheduled to flight on Tuesday, Thursday, Friday, Sunday on a weekly basis.

Which is the distance of flight TK20?
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 Istanbul: 2025-08-30 15:20:19
Current Time in Seoul: 2025-08-30 21:20:19

Alternative Flights

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

Korean Air
- Flight Number: KE956.

Asiana Airlines
- Flight Number: OZ552.

Turkish Airlines
- Flight Number: TK90.

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 Weekday: We have gathered available data from last six months, spanning from February 27, 2025 to March 21, 2025. Next, you can observe the results broken down by day of the week: number of flights analyzed, on-time performance per day, and average delay per day.

Note: We have excluded some days from the graph, since the quantity and quality of the data is not representative enough.

Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from August 02, 2024 to March 21, 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 TK20

Date
Departure
Arrival
Duration
Aircraft
Status
Saturday
30 August
17:07
Istanbul (IST)
08:22
Seoul (ICN)
09h 15min
Boeing 777-300
Boeing 777-300
Landed - On-time
Friday
29 August
17:09
Istanbul (IST)
08:11
Seoul (ICN)
09h 02min
Boeing 777-300
Boeing 777-300
Landed - On-time
Wednesday
27 August
17:18
Istanbul (IST)
08:27
Seoul (ICN)
09h 09min
Boeing 777-300
Boeing 777-300
Landed - On-time
Monday
25 August
17:22
Istanbul (IST)
08:34
Seoul (ICN)
09h 12min
Boeing 777-300
Boeing 777-300
Landed - On-time
Saturday
23 August
17:05
Istanbul (IST)
08:15
Seoul (ICN)
09h 10min
Boeing 777-300
Boeing 777-300
Landed - On-time
Friday
22 August
17:35
Istanbul (IST)
08:28
Seoul (ICN)
08h 53min
Boeing 777-300
Boeing 777-300
Landed - On-time
Wednesday
20 August
17:24
Istanbul (IST)
08:35
Seoul (ICN)
09h 11min
Boeing 777-300
Boeing 777-300
Landed - On-time
Monday
18 August
17:26
Istanbul (IST)
08:22
Seoul (ICN)
08h 56min
Boeing 777-300
Boeing 777-300
Landed - On-time
Saturday
16 August
17:23
Istanbul (IST)
08:20
Seoul (ICN)
08h 57min
Boeing 777-300
Boeing 777-300
Landed - On-time
Friday
15 August
17:53
Istanbul (IST)
08:43
Seoul (ICN)
08h 50min
Boeing 777-300
Boeing 777-300
Landed - On-time