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(DL) Delta Air Lines 9427 On-Time Performance Rating

Date Range:

15-Oct-2025 to 15-Dec-2025

(AMS) Amsterdam Schiphol Airport

Amsterdam, NL

(ZRH) Zurich Airport

Zurich, CH

On-Time Performance Chart

(using rounded numbers)
On-Time
27
48%
Late
15
27%
Very Late
5
9%
Excessive
8
14%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
56
Total Delays ( > 1 min )
46
Codeshares
56
Average Delay (min.)
25.82608695652174
Standard Deviation
28.6
Min
0
Max
162

DL 9427 On-Time Performance Details

Overall Rating
2.0 of 5
Average
Percentage On-Time 48%
Average Delay Time 25.82608695652174 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2 shows that this flight has on-time performance characteristics better than 38% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 48%
This flight has an on-time performance of 48%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
3.9 of 5
Good
Average Delay Time 25.82608695652174 min
This flight has an average delay of 25.82608695652174 minutes with a standard deviation of 28.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 79% of other flights.

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