| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 02 | ICN | IST | 10:54 | 15:46 |
En-Route
|
Track > |
| Aug 31 | ICN | IST | 10:47 | 15:44 |
Landed
|
Track > |
| Aug 29 | ICN | IST | 13:00 | 17:45 |
Delayed
|
Track > |
| Aug 28 | ICN | IST | 10:42 | 15:49 |
Landed
|
Track > |
| Aug 26 | ICN | IST | 10:22 | 15:12 |
Landed
|
Track > |
| Aug 24 | ICN | IST | 11:18 | 16:06 |
Landed Late
|
Track > |
| Aug 22 | ICN | IST | 10:38 | 15:19 |
Landed
|
Track > |
| Aug 21 | ICN | IST | 10:39 | 15:23 |
Landed
|
Track > |
| Aug 19 | ICN | IST | 13:37 | 18:15 |
Delayed
|
Track > |
| Aug 17 | ICN | IST | 10:34 | 15:46 |
Landed
|
Track > |
Turkish Airlines Flight TK21 connects Seoul, South Korea to Istanbul, Turkey, taking off from Seoul Incheon International Airport ICN and landing at Istanbul Airport IST.
How long is the TK21 flight from Seoul to Istanbul?
The average flight time from Seoul to Istanbul is 10 hours and 51 minutes. The flight distance is 7924 km / 4924 miles and the average flight speed is 730 km/h / 454 mph.
How many TK21 flights are operated per week?
4 flights per week. The flight TK21 is operated on Monday, Wednesday, Friday and Saturday.
What is the On-Time Performance (OTP) of Turkish Airlines Flight TK21 Seoul to Istanbul?
The Airportia On-Time Performance Rating for Turkish Airlines Flight TK21 is 4.5/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest TK21 flight?
The latest flight took off on Wednesday, September 2nd, 2026 with the flight status being En-Route on 15:46.
How else can the flight TK21 be referenced as?
This Turkish Airlines flight can also be referenced as THY21, THY021, TK021, TK0021, TK 21, THY 21.
How often is flight TK21 delayed?
On average, 60% of all TK21 flights are delayed. The average delay is 49 minutes.
Can I get compensation for my delayed or cancelled TK21 flight or baggage issues?
If your TK21 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our TK21 Flight Tracker above for more details.
Flight TK21 is code-shared by 1 airline using the flight number OZ6933
Other flights departing from Seoul ICN: DL158, OZ174, ET3618, KE125
Other flights arriving at Istanbul IST: TK32, OZ551, TK63, TK900
All flights connecting Seoul ICN to Istanbul IST.
