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(DL) Delta Air Lines 1139 On-Time Performance Rating

Date Range:

15-Jun-2026 to 15-Aug-2026

(CAE) Columbia Metropolitan Airport

Columbia, SC, US

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
11
79%
Late
0
0%
Very Late
0
0%
Excessive
2
14%
Cancelled
0
0%
Diverted
1
7%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
13
Total Delays ( > 1 min )
2
Codeshares
0
Average Delay (min.)
334
Standard Deviation
357.8
Min
0
Max
587

DL 1139 On-Time Performance Details

Overall Rating
2.2 of 5
Average
Percentage On-Time 85%
Average Delay Time 334 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.2 shows that this flight has on-time performance characteristics better than 42% of all other flights in the FlightStats database.
On-Time Performance Rating
4.3 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 86% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 334 min
This flight has an average delay of 334 minutes with a standard deviation of 357.8 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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