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(DL) Delta Air Lines 9231 On-Time Performance Rating

Date Range:

01-Nov-2025 to 31-Dec-2025

(AMS) Amsterdam Schiphol Airport

Amsterdam, NL

(FCO) Rome Leonardo da Vinci Fiumicino Airport

Rome, IT

On-Time Performance Chart

(using rounded numbers)
On-Time
39
67%
Late
13
22%
Very Late
2
3%
Excessive
3
5%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
58
Total Delays ( > 1 min )
43
Codeshares
58
Average Delay (min.)
16.325581395348838
Standard Deviation
16.7
Min
0
Max
89

DL 9231 On-Time Performance Details

Overall Rating
2.7 of 5
Average
Percentage On-Time 67%
Average Delay Time 16.325581395348838 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.7 shows that this flight has on-time performance characteristics better than 52% of all other flights in the FlightStats database.
On-Time Performance Rating
0.4 of 5
Very Poor
Percentage On-Time 67%
This flight has an on-time performance of 67%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 8% of other flights.
Delay Performance
4.9 of 5
Very Good
Average Delay Time 16.325581395348838 min
This flight has an average delay of 16.325581395348838 minutes with a standard deviation of 16.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 98% of other flights.