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(TK) Turkish Airlines 8891 On-Time Performance Rating

Date Range:

01-Oct-2025 to 30-Nov-2025

(PDX) Portland International Airport

Portland, OR, US

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
52
87%
Late
4
7%
Very Late
0
0%
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 )
16
Codeshares
60
Average Delay (min.)
50.4375
Standard Deviation
85.6
Min
0
Max
328

TK 8891 On-Time Performance Details

Overall Rating
2.6 of 5
Average
Percentage On-Time 87%
Average Delay Time 50.4375 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.6 shows that this flight has on-time performance characteristics better than 50% of all other flights in the FlightStats database.
On-Time Performance Rating
4.8 of 5
Very Good
Percentage On-Time 87%
This flight has an on-time performance of 87%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 96% of other flights.
Delay Performance
0.3 of 5
Very Poor
Average Delay Time 50.4375 min
This flight has an average delay of 50.4375 minutes with a standard deviation of 85.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 7% of other flights.