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(DL) Delta Air Lines 1787 On-Time Performance Rating

Date Range:

01-May-2026 to 30-Jun-2026

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

(IAD) Washington Dulles International Airport

Dulles, VA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
44
85%
Late
0
0%
Very Late
1
2%
Excessive
6
12%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
52
Total Delays ( > 1 min )
23
Codeshares
0
Average Delay (min.)
35.34782608695652
Standard Deviation
66.5
Min
0
Max
300

DL 1787 On-Time Performance Details

Overall Rating
3.3 of 5
Average
Percentage On-Time 85%
Average Delay Time 35.34782608695652 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.3 shows that this flight has on-time performance characteristics better than 65% of all other flights in the FlightStats database.
On-Time Performance Rating
4.5 of 5
Good
Percentage On-Time 85%
This flight has an on-time performance of 85%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 90% of other flights.
Delay Performance
2.1 of 5
Average
Average Delay Time 35.34782608695652 min
This flight has an average delay of 35.34782608695652 minutes with a standard deviation of 66.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 42% of other flights.

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