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(DL) Delta Air Lines 9490 On-Time Performance Rating

Date Range:

01-Nov-2020 to 31-Dec-2020

(LHR) London Heathrow Airport

London, EN, GB

(AMS) Amsterdam Airport Schiphol

Amsterdam, NL

On-Time Performance Chart

(using rounded numbers)
On-Time
49
94%
Late
0
0%
Very Late
1
2%
Excessive
0
0%
Cancelled
2
4%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
52
Total Delays ( > 1 min )
10
Codeshares
52
Average Delay (min.)
7
Standard Deviation
9
Min
0
Max
31

DL 9490 On-Time Performance Details

Overall Rating
4.6 of 5
Very Good
Percentage On-Time 94%
Average Delay Time 7 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
4.9 of 5
Very Good
Percentage On-Time 94%
This flight has an on-time performance of 94%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 98% of other flights.
Delay Performance
4.3 of 5
Good
Average Delay Time 7 min
This flight has an average delay of 7 minutes with a standard deviation of 9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 86% of other flights.