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(DL) Delta Air Lines 9397 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(AMS) Amsterdam Schiphol Airport

Amsterdam, NL

(YYC) Calgary International Airport

Calgary, AB, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
50
83%
Late
7
12%
Very Late
1
2%
Excessive
2
3%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
27
Codeshares
60
Average Delay (min.)
18.037037037037038
Standard Deviation
23.1
Min
0
Max
117

DL 9397 On-Time Performance Details

Overall Rating
4.6 of 5
Very Good
Percentage On-Time 83%
Average Delay Time 18.037037037037038 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.6 shows that this flight has on-time performance characteristics better than 91% of all other flights in the FlightStats database.
On-Time Performance Rating
4.6 of 5
Very Good
Percentage On-Time 83%
This flight has an on-time performance of 83%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 92% of other flights.
Delay Performance
4.6 of 5
Very Good
Average Delay Time 18.037037037037038 min
This flight has an average delay of 18.037037037037038 minutes with a standard deviation of 23.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 92% of other flights.