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(AA) American Airlines 8634 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(MAD) Adolfo Suarez Madrid-Barajas Airport

Madrid, SP, ES

(EAS) San Sebastian Airport

San Sebastian, SP, ES

On-Time Performance Chart

(using rounded numbers)
On-Time
23
88%
Late
1
4%
Very Late
1
4%
Excessive
0
0%
Cancelled
1
4%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
26
Total Delays ( > 1 min )
4
Codeshares
26
Average Delay (min.)
16.5
Standard Deviation
14
Min
0
Max
33

AA 8634 On-Time Performance Details

Overall Rating
4.3 of 5
Good
Percentage On-Time 89%
Average Delay Time 16.5 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.3 shows that this flight has on-time performance characteristics better than 85% of all other flights in the FlightStats database.
On-Time Performance Rating
4.8 of 5
Very Good
Percentage On-Time 89%
This flight has an on-time performance of 89%. 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
3.8 of 5
Good
Average Delay Time 16.5 min
This flight has an average delay of 16.5 minutes with a standard deviation of 14 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.

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