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(DL) Delta Air Lines 5257 On-Time Performance Rating

Date Range:

15-Jun-2026 to 15-Aug-2026

(CVG) Cincinnati/Northern Kentucky International Airport

Cincinnati, OH, US

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
42
71%
Late
5
8%
Very Late
4
7%
Excessive
8
14%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
59
Total Delays ( > 1 min )
21
Codeshares
59
Average Delay (min.)
61.523809523809526
Standard Deviation
62.9
Min
0
Max
228

DL 5257 On-Time Performance Details

Overall Rating
1.3 of 5
Poor
Percentage On-Time 71%
Average Delay Time 61.523809523809526 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.3 shows that this flight has on-time performance characteristics better than 24% of all other flights in the FlightStats database.
On-Time Performance Rating
2.3 of 5
Average
Percentage On-Time 71%
This flight has an on-time performance of 71%. 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
0.2 of 5
Very Poor
Average Delay Time 61.523809523809526 min
This flight has an average delay of 61.523809523809526 minutes with a standard deviation of 62.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 4% of other flights.

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