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(DL) Delta Air Lines 9663 On-Time Performance Rating

Date Range:

01-Jul-2025 to 31-Aug-2025

(NWI) Norwich International Airport

Norwich, EN, GB

(AMS) Amsterdam Schiphol Airport

Amsterdam, NL

On-Time Performance Chart

(using rounded numbers)
On-Time
51
88%
Late
5
9%
Very Late
1
2%
Excessive
0
0%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
58
Total Delays ( > 1 min )
29
Codeshares
58
Average Delay (min.)
9.89655172413793
Standard Deviation
7.5
Min
0
Max
31

DL 9663 On-Time Performance Details

Overall Rating
5.0 of 5
Very Good
Percentage On-Time 88%
Average Delay Time 9.89655172413793 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 5 shows that this flight has on-time performance characteristics better than 99% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 88%
This flight has an on-time performance of 88%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
5.0 of 5
Very Good
Average Delay Time 9.89655172413793 min
This flight has an average delay of 9.89655172413793 minutes with a standard deviation of 7.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 99% of other flights.

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