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(DL) Delta Air Lines 5427 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(JFK) New York John F. Kennedy International Airport

New York, NY, US

(IAD) Washington Dulles International Airport

Dulles, VA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
15
63%
Late
3
13%
Very Late
0
0%
Excessive
4
17%
Cancelled
2
8%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
24
Total Delays ( > 1 min )
15
Codeshares
24
Average Delay (min.)
38.333333333333336
Standard Deviation
52.6
Min
0
Max
157

DL 5427 On-Time Performance Details

Overall Rating
1.0 of 5
Poor
Percentage On-Time 63%
Average Delay Time 38.333333333333336 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1 shows that this flight has on-time performance characteristics better than 19% of all other flights in the FlightStats database.
On-Time Performance Rating
0.3 of 5
Very Poor
Percentage On-Time 63%
This flight has an on-time performance of 63%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 5% of other flights.
Delay Performance
1.7 of 5
Average
Average Delay Time 38.333333333333336 min
This flight has an average delay of 38.333333333333336 minutes with a standard deviation of 52.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.

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