background

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

Date Range:

01-Jul-2025 to 31-Aug-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
36
60%
Late
4
7%
Very Late
3
5%
Excessive
16
27%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
59
Total Delays ( > 1 min )
32
Codeshares
0
Average Delay (min.)
70.53125
Standard Deviation
65.7
Min
0
Max
215

DL 1257 On-Time Performance Details

Overall Rating
0.1 of 5
Very Poor
Percentage On-Time 61%
Average Delay Time 70.53125 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.1 shows that this flight has on-time performance characteristics better than 1% of all other flights in the FlightStats database.
On-Time Performance Rating
0.2 of 5
Very Poor
Percentage On-Time 61%
This flight has an on-time performance of 61%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 4% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 70.53125 min
This flight has an average delay of 70.53125 minutes with a standard deviation of 65.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.