Turkish Airlines
Is TK421 delayed?
Service date: · Scheduled departure date (Europe/Istanbul)
Arrived
3 min late
Official source · Updated
Departure
Arnavutkoy
IST
Scheduled
Sep 7
Arrival
Moscow
VKO
Actual
Scheduled 01:00
Sep 8
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Actual
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 2 min early
IST → VKO
- 12 min early
IST → VKO
- 28 min early
IST → VKO
- 26 min early
IST → VKO
- 14 min early
IST → VKO
Flight history and details
Aug 17, 2026 — Sep 16, 2026
- Observed arrivals
- 22
- Arrivals over 15 minutes late
- 4
- Observed cancellations
- 0
- Observed occurrences
- 23
Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 16, 2026Arrived | Arnavutkoy | Moscow | -2 | |
| Sep 15, 2026Arrived | Arnavutkoy | Moscow | -12 | |
| Sep 14, 2026Arrived | Arnavutkoy | Moscow | -28 | |
| Sep 13, 2026Arrived | Arnavutkoy | Moscow | -26 | |
| Sep 12, 2026Arrived | Arnavutkoy | Moscow | -14 | |
| Sep 10, 2026Arrived | Arnavutkoy | Moscow | 141 | |
| Sep 8, 2026Arrived | Arnavutkoy | Moscow | -19 | |
| Sep 7, 2026Arrived | Arnavutkoy | Moscow | 3 | |
| Sep 6, 2026Arrived | Arnavutkoy | Moscow | -1 | |
| Sep 5, 2026Arrived | Arnavutkoy | Moscow | 13 | |
| Sep 4, 2026Arrived | Arnavutkoy | Moscow | -19 | |
| Sep 3, 2026Arrived | Arnavutkoy | Moscow | 89 | |
| Sep 2, 2026Arrived | Arnavutkoy | Moscow | 23 | |
| Sep 1, 2026Arrived | Arnavutkoy | Moscow | -12 | |
| Aug 31, 2026Arrived | Arnavutkoy | Moscow | 14 | |
| Aug 30, 2026Arrived | Arnavutkoy | Moscow | -14 | |
| Aug 29, 2026Arrived | Arnavutkoy | Moscow | -18 | |
| Aug 28, 2026Arrived | Arnavutkoy | Moscow | -7 | |
| Aug 27, 2026Arrived | Arnavutkoy | Moscow | -10 | |
| Aug 26, 2026Arrived | Arnavutkoy | Moscow | -4 | |
| Aug 24, 2026Arrived | Arnavutkoy | Moscow | 18 | |
| Aug 23, 2026Arrived | Arnavutkoy | Moscow | -25 |