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(DL) Delta Air Lines 6637 On-Time Performance Rating

Date Range:

15-Feb-2025 to 15-Apr-2025

(FCO) Rome Leonardo da Vinci Fiumicino Airport

Rome, IT

(PMO) Palermo Falcone Borsellino Airport

Palermo, IT

On-Time Performance Chart

(using rounded numbers)
On-Time
54
98%
Late
1
2%
Very Late
0
0%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
55
Total Delays ( > 1 min )
22
Codeshares
55
Average Delay (min.)
6.363636363636363
Standard Deviation
4.7
Min
0
Max
21

DL 6637 On-Time Performance Details

Overall Rating
5.0 of 5
Very Good
Percentage On-Time 98%
Average Delay Time 6.363636363636363 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 5 shows that this flight has on-time performance characteristics better than 98% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 98%
This flight has an on-time performance of 98%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
4.9 of 5
Very Good
Average Delay Time 6.363636363636363 min
This flight has an average delay of 6.363636363636363 minutes with a standard deviation of 4.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 98% of other flights.