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(DL) Delta Air Lines 5511 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

(TLH) Tallahassee International Airport

Tallahassee, FL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
15
71%
Late
4
19%
Very Late
1
5%
Excessive
0
0%
Cancelled
1
5%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
21
Total Delays ( > 1 min )
7
Codeshares
21
Average Delay (min.)
17.428571428571427
Standard Deviation
12.6
Min
0
Max
41

DL 5511 On-Time Performance Details

Overall Rating
2.9 of 5
Average
Percentage On-Time 71%
Average Delay Time 17.428571428571427 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.9 shows that this flight has on-time performance characteristics better than 57% of all other flights in the FlightStats database.
On-Time Performance Rating
1.9 of 5
Average
Percentage On-Time 71%
This flight has an on-time performance of 71%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 38% of other flights.
Delay Performance
3.9 of 5
Good
Average Delay Time 17.428571428571427 min
This flight has an average delay of 17.428571428571427 minutes with a standard deviation of 12.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 79% of other flights.

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