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(DL) Delta Air Lines 66 On-Time Performance Rating

Date Range:

01-Nov-2025 to 31-Dec-2025

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

(FCO) Rome Leonardo da Vinci Fiumicino Airport

Rome, IT

On-Time Performance Chart

(using rounded numbers)
On-Time
41
66%
Late
9
15%
Very Late
8
13%
Excessive
2
3%
Cancelled
0
0%
Diverted
2
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
24
Codeshares
0
Average Delay (min.)
27.875
Standard Deviation
14.5
Min
0
Max
56

DL 66 On-Time Performance Details

Overall Rating
2.1 of 5
Average
Percentage On-Time 68%
Average Delay Time 27.875 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 41% of all other flights in the FlightStats database.
On-Time Performance Rating
0.6 of 5
Poor
Percentage On-Time 68%
This flight has an on-time performance of 68%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 12% of other flights.
Delay Performance
3.6 of 5
Good
Average Delay Time 27.875 min
This flight has an average delay of 27.875 minutes with a standard deviation of 14.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.