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(AI) Air India 8509 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(ARN) Stockholm Arlanda Airport

Stockholm, SE

(FRA) Frankfurt Airport

Frankfurt, DE

On-Time Performance Chart

(using rounded numbers)
On-Time
33
75%
Late
5
11%
Very Late
2
5%
Excessive
3
7%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
44
Total Delays ( > 1 min )
26
Codeshares
44
Average Delay (min.)
38.15384615384615
Standard Deviation
81.6
Min
0
Max
323

AI 8509 On-Time Performance Details

Overall Rating
2.0 of 5
Average
Percentage On-Time 75%
Average Delay Time 38.15384615384615 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2 shows that this flight has on-time performance characteristics better than 39% of all other flights in the FlightStats database.
On-Time Performance Rating
2.5 of 5
Average
Percentage On-Time 75%
This flight has an on-time performance of 75%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 50% of other flights.
Delay Performance
1.5 of 5
Poor
Average Delay Time 38.15384615384615 min
This flight has an average delay of 38.15384615384615 minutes with a standard deviation of 81.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.