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(DL) Delta Air Lines 2521 On-Time Performance Rating

Date Range:

15-Jul-2025 to 15-Sep-2025

(MSP) Minneapolis-Saint Paul International Airport

Minneapolis, MN, US

(RDU) Raleigh-Durham International Airport

Raleigh/Durham, NC, US

On-Time Performance Chart

(using rounded numbers)
On-Time
48
79%
Late
9
15%
Very Late
0
0%
Excessive
4
7%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
20
Codeshares
0
Average Delay (min.)
25.85
Standard Deviation
29.1
Min
0
Max
131

DL 2521 On-Time Performance Details

Overall Rating
4.1 of 5
Good
Percentage On-Time 79%
Average Delay Time 25.85 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.1 shows that this flight has on-time performance characteristics better than 80% of all other flights in the FlightStats database.
On-Time Performance Rating
4.2 of 5
Good
Percentage On-Time 79%
This flight has an on-time performance of 79%. 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
3.9 of 5
Good
Average Delay Time 25.85 min
This flight has an average delay of 25.85 minutes with a standard deviation of 29.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 79% of other flights.

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