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(DL) Delta Air Lines 5239 On-Time Performance Rating

Date Range:

01-Jul-2026 to 31-Aug-2026

(RDU) Raleigh-Durham International Airport

Raleigh/Durham, NC, US

(JFK) New York John F. Kennedy International Airport

New York, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
44
71%
Late
1
2%
Very Late
1
2%
Excessive
10
16%
Cancelled
5
8%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
21
Codeshares
61
Average Delay (min.)
103.61904761904762
Standard Deviation
131.2
Min
0
Max
435

DL 5239 On-Time Performance Details

Overall Rating
1.4 of 5
Poor
Percentage On-Time 72%
Average Delay Time 103.61904761904762 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.4 shows that this flight has on-time performance characteristics better than 26% of all other flights in the FlightStats database.
On-Time Performance Rating
2.7 of 5
Average
Percentage On-Time 72%
This flight has an on-time performance of 72%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 54% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 103.61904761904762 min
This flight has an average delay of 103.61904761904762 minutes with a standard deviation of 131.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.