Turkish Airlines
Is TK8591 delayed?
Service date: · Scheduled arrival date; departure time unavailable (Europe/Istanbul)
Arrived
30 min early
Official source · Updated
Departure
Bucharest
OTP
Scheduled
Not available
Arrival
Arnavutkoy
IST
Actual
Scheduled 09:25
Sep 18
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Not available
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Actual
OTPIST
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 30 min early
OTP → IST
- 17 min early
OTP → IST
- 19 min late
OTP → IST
- 7 min early
OTP → IST
- 14 min early
OTP → IST
Flight history and details
Aug 19, 2026 — Sep 18, 2026
- Observed arrivals
- 14
- Arrivals over 15 minutes late
- 2
- Observed cancellations
- 0
- Observed occurrences
- 14
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 18, 2026Arrived | Bucharest | Arnavutkoy | -30 | |
| Sep 17, 2026Arrived | Bucharest | Arnavutkoy | -17 | |
| Sep 16, 2026Arrived | Bucharest | Arnavutkoy | 19 | |
| Sep 15, 2026Arrived | Bucharest | Arnavutkoy | -7 | |
| Sep 14, 2026Arrived | Bucharest | Arnavutkoy | -14 | |
| Sep 13, 2026Arrived | Bucharest | Arnavutkoy | -20 | |
| Sep 12, 2026Arrived | Bucharest | Arnavutkoy | -39 | |
| Sep 11, 2026Arrived | Bucharest | Arnavutkoy | -6 | |
| Sep 10, 2026Arrived | Bucharest | Arnavutkoy | -21 | |
| Sep 9, 2026Arrived | Bucharest | Arnavutkoy | -17 | |
| Sep 8, 2026Arrived | Bucharest | Arnavutkoy | -9 | |
| Sep 6, 2026Arrived | Bucharest | Arnavutkoy | -24 | |
| Sep 5, 2026Arrived | Bucharest | Arnavutkoy | -10 | |
| Sep 4, 2026Arrived | Bucharest | Arnavutkoy | 23 |