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(AY) Finnair 2509 On-Time Performance Rating

Date Range:

01-Jun-2025 to 31-Jul-2025

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

(ANC) Ted Stevens Anchorage International Airport

Anchorage, AK, US

On-Time Performance Chart

(using rounded numbers)
On-Time
20
59%
Late
5
15%
Very Late
5
15%
Excessive
2
6%
Cancelled
2
6%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
34
Total Delays ( > 1 min )
24
Codeshares
34
Average Delay (min.)
20.166666666666668
Standard Deviation
15.6
Min
0
Max
57

AY 2509 On-Time Performance Details

Overall Rating
2.5 of 5
Average
Percentage On-Time 59%
Average Delay Time 20.166666666666668 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.5 shows that this flight has on-time performance characteristics better than 49% of all other flights in the FlightStats database.
On-Time Performance Rating
0.3 of 5
Very Poor
Percentage On-Time 59%
This flight has an on-time performance of 59%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 5% of other flights.
Delay Performance
4.7 of 5
Very Good
Average Delay Time 20.166666666666668 min
This flight has an average delay of 20.166666666666668 minutes with a standard deviation of 15.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 93% of other flights.