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(DL) Delta Air Lines 4921 On-Time Performance Rating

Date Range:

15-Oct-2025 to 15-Dec-2025

(MSP) Minneapolis-Saint Paul International Airport

Minneapolis, MN, US

(SDF) Louisville Muhammad Ali International Airport

Louisville, KY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
39
67%
Late
5
9%
Very Late
5
9%
Excessive
9
16%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
58
Total Delays ( > 1 min )
25
Codeshares
58
Average Delay (min.)
73.56
Standard Deviation
135.6
Min
0
Max
672

DL 4921 On-Time Performance Details

Overall Rating
0.2 of 5
Very Poor
Percentage On-Time 67%
Average Delay Time 73.56 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.2 shows that this flight has on-time performance characteristics better than 2% of all other flights in the FlightStats database.
On-Time Performance Rating
0.3 of 5
Very Poor
Percentage On-Time 67%
This flight has an on-time performance of 67%. 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
0.0 of 5
Very Poor
Average Delay Time 73.56 min
This flight has an average delay of 73.56 minutes with a standard deviation of 135.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.