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

Date Range:

01-Aug-2026 to 30-Sep-2026

(PWM) Portland International Jetport

Portland, ME, US

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
34
55%
Late
15
24%
Very Late
4
6%
Excessive
8
13%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
37
Codeshares
0
Average Delay (min.)
40.270270270270274
Standard Deviation
63.1
Min
0
Max
358

DL 2479 On-Time Performance Details

Overall Rating
0.6 of 5
Poor
Percentage On-Time 56%
Average Delay Time 40.270270270270274 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.6 shows that this flight has on-time performance characteristics better than 11% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 56%
This flight has an on-time performance of 56%. 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
1.2 of 5
Poor
Average Delay Time 40.270270270270274 min
This flight has an average delay of 40.270270270270274 minutes with a standard deviation of 63.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 24% of other flights.

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