| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Oct 16 | IST | VKO | 23:03 | 03:24 |
Diverted
|
Track > |
| Claim > | ||||||
| Oct 15 | IST | VKO | 21:28 | 02:25 |
Diverted
|
Track > |
| Oct 14 | IST | VKO | 23:17 | 02:43 |
Delayed
|
Track > |
| Oct 13 | IST | VKO | 21:27 | 02:31 |
Diverted
|
Track > |
| Oct 12 | IST | VKO | 21:25 | 01:17 |
Landed Late
|
Track > |
| Oct 11 | IST | VKO | 23:24 | 02:30 |
Delayed
|
Track > |
| Oct 10 | IST | VKO | 21:22 | 00:37 |
Unknown
|
Track > |
| Oct 09 | IST | VKO | 21:27 | 01:09 |
Unknown
|
Track > |
| Oct 08 | IST | VKO | 21:17 | 02:44 |
Delayed
|
Track > |
| Oct 07 | IST | VKO | 21:16 | 00:35 |
Unknown
|
Track > |
Turkish Airlines Flight TK421 connects Istanbul, Turkey to Moscow, Russia, taking off from Istanbul Airport IST and landing at Moscow Vnukovo International Airport VKO.
How long is the TK421 flight from Istanbul to Moscow?
The average flight time from Istanbul to Moscow is 4 hours and 2 minutes. The flight distance is 1710 km / 1062 miles and the average flight speed is 439 km/h / 272 mph.
How many TK421 flights are operated per week?
6 flights per week. The flight TK421 is operated on Monday, Tuesday, Wednesday, Thursday, Friday and Sunday.
What is the On-Time Performance (OTP) of Turkish Airlines Flight TK421 Istanbul to Moscow?
The Airportia On-Time Performance Rating for Turkish Airlines Flight TK421 is 3.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight TK421 arriving at?
Flight TK421 arrives at Moscow Vnukovo International Airport (VKO) Terminal A.
When was the latest TK421 flight?
The latest flight took off on Friday, October 16th, 2026 with the flight status being Diverted on 03:24.
How else can the flight TK421 be referenced as?
This Turkish Airlines flight can also be referenced as THY421, TK0421, TK 421, THY 421.
How often is flight TK421 delayed?
On average, 80% of all TK421 flights are delayed. The average delay is 80 minutes.
Can I get compensation for my delayed or cancelled TK421 flight or baggage issues?
If your TK421 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 TK421 Flight Tracker above for more details.
Claim compensation for your flight delay or cancellation!
Flight delays happen, but that doesn’t mean you have to accept them. You may be entitled to as much as 600€ in compensation if your flight has been delayed, cancelled or overbooked within the last three years. Claim Compensation Now >
Other flights departing from Istanbul IST: TK136, TK285, TK708, TK316
Other flights arriving at Moscow VKO: FZ965, PC1521, TK3014, TK3036
All flights connecting Istanbul IST to Moscow VKO.
