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(DL) Delta Air Lines 2479 On-Time Performance Rating

Date Range:

01-Jul-2026 to 31-Aug-2026

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

(PWM) Portland International Jetport

Portland, ME, US

On-Time Performance Chart

(using rounded numbers)
On-Time
47
77%
Late
7
11%
Very Late
5
8%
Excessive
2
3%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
34
Codeshares
0
Average Delay (min.)
16.647058823529413
Standard Deviation
19
Min
0
Max
80

DL 2479 On-Time Performance Details

Overall Rating
4.6 of 5
Very Good
Percentage On-Time 77%
Average Delay Time 16.647058823529413 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.6 shows that this flight has on-time performance characteristics better than 90% of all other flights in the FlightStats database.
On-Time Performance Rating
4.2 of 5
Good
Percentage On-Time 77%
This flight has an on-time performance of 77%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 84% of other flights.
Delay Performance
4.9 of 5
Very Good
Average Delay Time 16.647058823529413 min
This flight has an average delay of 16.647058823529413 minutes with a standard deviation of 19 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 98% of other flights.

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