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(DL) Delta Air Lines 4038 On-Time Performance Rating

Date Range:

01-Jun-2025 to 31-Jul-2025

(IAD) Washington Dulles International Airport

Dulles, VA, US

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
34
81%
Late
1
2%
Very Late
2
5%
Excessive
5
12%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
42
Total Delays ( > 1 min )
14
Codeshares
42
Average Delay (min.)
85.14285714285714
Standard Deviation
128.8
Min
0
Max
446

DL 4038 On-Time Performance Details

Overall Rating
2.4 of 5
Average
Percentage On-Time 81%
Average Delay Time 85.14285714285714 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.4 shows that this flight has on-time performance characteristics better than 46% of all other flights in the FlightStats database.
On-Time Performance Rating
4.7 of 5
Very Good
Percentage On-Time 81%
This flight has an on-time performance of 81%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 93% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 85.14285714285714 min
This flight has an average delay of 85.14285714285714 minutes with a standard deviation of 128.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.

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