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(DL) Delta Air Lines 1257 On-Time Performance Rating

Date Range:

01-Apr-2025 to 31-May-2025

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

(BWI) Baltimore Washington International Airport

Baltimore, MD, US

On-Time Performance Chart

(using rounded numbers)
On-Time
42
67%
Late
5
8%
Very Late
3
5%
Excessive
10
16%
Cancelled
0
0%
Diverted
3
5%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
31
Codeshares
0
Average Delay (min.)
40.25806451612903
Standard Deviation
48.8
Min
0
Max
189

DL 1257 On-Time Performance Details

Overall Rating
0.7 of 5
Poor
Percentage On-Time 70%
Average Delay Time 40.25806451612903 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.7 shows that this flight has on-time performance characteristics better than 13% of all other flights in the FlightStats database.
On-Time Performance Rating
0.5 of 5
Very Poor
Percentage On-Time 70%
This flight has an on-time performance of 70%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 10% of other flights.
Delay Performance
0.9 of 5
Poor
Average Delay Time 40.25806451612903 min
This flight has an average delay of 40.25806451612903 minutes with a standard deviation of 48.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 18% of other flights.