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(DL) Delta Air Lines 1015 On-Time Performance Rating

Date Range:

15-Feb-2025 to 15-Apr-2025

(IAD) Washington Dulles International Airport

Dulles, VA, US

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
34
89%
Late
1
3%
Very Late
0
0%
Excessive
3
8%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
38
Total Delays ( > 1 min )
12
Codeshares
0
Average Delay (min.)
29.416666666666668
Standard Deviation
46.4
Min
0
Max
156

DL 1015 On-Time Performance Details

Overall Rating
3.8 of 5
Good
Percentage On-Time 90%
Average Delay Time 29.416666666666668 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.8 shows that this flight has on-time performance characteristics better than 74% of all other flights in the FlightStats database.
On-Time Performance Rating
4.8 of 5
Very Good
Percentage On-Time 90%
This flight has an on-time performance of 90%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 96% of other flights.
Delay Performance
2.7 of 5
Average
Average Delay Time 29.416666666666668 min
This flight has an average delay of 29.416666666666668 minutes with a standard deviation of 46.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.

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