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

Date Range:

01-Apr-2026 to 31-May-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
27
68%
Late
7
18%
Very Late
3
8%
Excessive
3
8%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
40
Total Delays ( > 1 min )
17
Codeshares
0
Average Delay (min.)
26.58823529411765
Standard Deviation
19.3
Min
0
Max
65

DL 2479 On-Time Performance Details

Overall Rating
1.8 of 5
Average
Percentage On-Time 68%
Average Delay Time 26.58823529411765 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.8 shows that this flight has on-time performance characteristics better than 34% of all other flights in the FlightStats database.
On-Time Performance Rating
0.2 of 5
Very 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 4% of other flights.
Delay Performance
3.3 of 5
Average
Average Delay Time 26.58823529411765 min
This flight has an average delay of 26.58823529411765 minutes with a standard deviation of 19.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 66% of other flights.

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