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(DL) Delta Air Lines 2009 On-Time Performance Rating

Date Range:

01-May-2026 to 30-Jun-2026

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

(SAT) San Antonio International Airport

San Antonio, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
22
73%
Late
2
7%
Very Late
1
3%
Excessive
2
7%
Cancelled
1
3%
Diverted
2
7%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
28
Total Delays ( > 1 min )
9
Codeshares
0
Average Delay (min.)
27.444444444444443
Standard Deviation
25.3
Min
0
Max
71

DL 2009 On-Time Performance Details

Overall Rating
3.0 of 5
Average
Percentage On-Time 79%
Average Delay Time 27.444444444444443 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3 shows that this flight has on-time performance characteristics better than 59% of all other flights in the FlightStats database.
On-Time Performance Rating
2.9 of 5
Average
Percentage On-Time 79%
This flight has an on-time performance of 79%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 58% of other flights.
Delay Performance
3.1 of 5
Average
Average Delay Time 27.444444444444443 min
This flight has an average delay of 27.444444444444443 minutes with a standard deviation of 25.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 62% of other flights.

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