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(DL) Delta Air Lines 5277 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(PWM) Portland International Jetport

Portland, ME, US

(JFK) New York John F. Kennedy International Airport

New York, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
45
80%
Late
1
2%
Very Late
0
0%
Excessive
5
9%
Cancelled
5
9%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
56
Total Delays ( > 1 min )
14
Codeshares
56
Average Delay (min.)
58.57142857142857
Standard Deviation
96.6
Min
0
Max
344

DL 5277 On-Time Performance Details

Overall Rating
2.2 of 5
Average
Percentage On-Time 80%
Average Delay Time 58.57142857142857 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.2 shows that this flight has on-time performance characteristics better than 43% of all other flights in the FlightStats database.
On-Time Performance Rating
4.2 of 5
Good
Percentage On-Time 80%
This flight has an on-time performance of 80%. 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
0.2 of 5
Very Poor
Average Delay Time 58.57142857142857 min
This flight has an average delay of 58.57142857142857 minutes with a standard deviation of 96.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 4% of other flights.

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