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

Date Range:

15-Oct-2025 to 15-Dec-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
38
93%
Late
0
0%
Very Late
1
2%
Excessive
2
5%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
41
Total Delays ( > 1 min )
5
Codeshares
0
Average Delay (min.)
32.6
Standard Deviation
31.3
Min
0
Max
78

DL 2521 On-Time Performance Details

Overall Rating
3.7 of 5
Good
Percentage On-Time 93%
Average Delay Time 32.6 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.7 shows that this flight has on-time performance characteristics better than 72% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 93%
This flight has an on-time performance of 93%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
2.3 of 5
Average
Average Delay Time 32.6 min
This flight has an average delay of 32.6 minutes with a standard deviation of 31.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 46% of other flights.

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