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(DL) Delta Air Lines 1979 On-Time Performance Rating

Date Range:

01-Jul-2025 to 31-Aug-2025

(SAT) San Antonio International Airport

San Antonio, TX, US

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
41
80%
Late
2
4%
Very Late
1
2%
Excessive
7
14%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
51
Total Delays ( > 1 min )
13
Codeshares
0
Average Delay (min.)
47.84615384615385
Standard Deviation
36.4
Min
0
Max
130

DL 1979 On-Time Performance Details

Overall Rating
2.8 of 5
Average
Percentage On-Time 80%
Average Delay Time 47.84615384615385 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.8 shows that this flight has on-time performance characteristics better than 54% of all other flights in the FlightStats database.
On-Time Performance Rating
4.4 of 5
Good
Percentage On-Time 80%
This flight has an on-time performance of 80%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 88% of other flights.
Delay Performance
1.1 of 5
Poor
Average Delay Time 47.84615384615385 min
This flight has an average delay of 47.84615384615385 minutes with a standard deviation of 36.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 21% of other flights.

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