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(DL) Delta Air Lines 9666 On-Time Performance Rating

Date Range:

01-Nov-2025 to 31-Dec-2025

(NWI) Norwich International Airport

Norwich, EN, GB

(AMS) Amsterdam Schiphol Airport

Amsterdam, NL

On-Time Performance Chart

(using rounded numbers)
On-Time
43
84%
Late
2
4%
Very Late
3
6%
Excessive
2
4%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
51
Total Delays ( > 1 min )
15
Codeshares
51
Average Delay (min.)
23.333333333333332
Standard Deviation
26.5
Min
0
Max
93

DL 9666 On-Time Performance Details

Overall Rating
4.3 of 5
Good
Percentage On-Time 84%
Average Delay Time 23.333333333333332 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
4.7 of 5
Very Good
Percentage On-Time 84%
This flight has an on-time performance of 84%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 95% of other flights.
Delay Performance
3.9 of 5
Good
Average Delay Time 23.333333333333332 min
This flight has an average delay of 23.333333333333332 minutes with a standard deviation of 26.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 79% of other flights.