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(DL) Delta Air Lines 9578 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(LHR) London Heathrow Airport

London, EN, GB

(AMS) Amsterdam Schiphol Airport

Amsterdam, NL

On-Time Performance Chart

(using rounded numbers)
On-Time
44
72%
Late
6
10%
Very Late
3
5%
Excessive
3
5%
Cancelled
5
8%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
27
Codeshares
61
Average Delay (min.)
32.48148148148148
Standard Deviation
69.7
Min
0
Max
285

DL 9578 On-Time Performance Details

Overall Rating
2.1 of 5
Average
Percentage On-Time 72%
Average Delay Time 32.48148148148148 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.1 shows that this flight has on-time performance characteristics better than 40% of all other flights in the FlightStats database.
On-Time Performance Rating
1.4 of 5
Poor
Percentage On-Time 72%
This flight has an on-time performance of 72%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 27% of other flights.
Delay Performance
2.7 of 5
Average
Average Delay Time 32.48148148148148 min
This flight has an average delay of 32.48148148148148 minutes with a standard deviation of 69.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.