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(DL) Delta Air Lines 1637 On-Time Performance Rating

Date Range:

15-Apr-2026 to 15-Jun-2026

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

(ICT) Wichita Dwight D. Eisenhower National Airport

Wichita, KS, US

On-Time Performance Chart

(using rounded numbers)
On-Time
54
89%
Late
2
3%
Very Late
1
2%
Excessive
3
5%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
8
Codeshares
0
Average Delay (min.)
42.125
Standard Deviation
39.4
Min
0
Max
107

DL 1637 On-Time Performance Details

Overall Rating
3.2 of 5
Average
Percentage On-Time 89%
Average Delay Time 42.125 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.2 shows that this flight has on-time performance characteristics better than 62% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 89%
This flight has an on-time performance of 89%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 97% of other flights.
Delay Performance
1.4 of 5
Poor
Average Delay Time 42.125 min
This flight has an average delay of 42.125 minutes with a standard deviation of 39.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 27% of other flights.

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