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(DL) Delta Air Lines 4931 On-Time Performance Rating

Date Range:

01-Apr-2025 to 31-May-2025

(JFK) New York John F. Kennedy International Airport

New York, NY, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
20
74%
Late
2
7%
Very Late
1
4%
Excessive
1
4%
Cancelled
2
7%
Diverted
1
4%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
26
Total Delays ( > 1 min )
7
Codeshares
26
Average Delay (min.)
42.857142857142854
Standard Deviation
65.7
Min
0
Max
189

DL 4931 On-Time Performance Details

Overall Rating
1.9 of 5
Average
Percentage On-Time 77%
Average Delay Time 42.857142857142854 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.9 shows that this flight has on-time performance characteristics better than 36% of all other flights in the FlightStats database.
On-Time Performance Rating
2.3 of 5
Average
Percentage On-Time 77%
This flight has an on-time performance of 77%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 46% of other flights.
Delay Performance
1.4 of 5
Poor
Average Delay Time 42.857142857142854 min
This flight has an average delay of 42.857142857142854 minutes with a standard deviation of 65.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 27% of other flights.

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