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(TK) Turkish Airlines 4520 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(BKK) Bangkok Suvarnabhumi International Airport

Bangkok, TH

(ISL) Istanbul Ataturk Airport

Istanbul, TR

On-Time Performance Chart

(using rounded numbers)
On-Time
41
68%
Late
13
22%
Very Late
2
3%
Excessive
4
7%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
32
Codeshares
60
Average Delay (min.)
20.59375
Standard Deviation
16.6
Min
0
Max
75

TK 4520 On-Time Performance Details

Overall Rating
2.7 of 5
Average
Percentage On-Time 68%
Average Delay Time 20.59375 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.7 shows that this flight has on-time performance characteristics better than 53% of all other flights in the FlightStats database.
On-Time Performance Rating
0.8 of 5
Poor
Percentage On-Time 68%
This flight has an on-time performance of 68%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 16% of other flights.
Delay Performance
4.6 of 5
Very Good
Average Delay Time 20.59375 min
This flight has an average delay of 20.59375 minutes with a standard deviation of 16.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 92% of other flights.

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