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(DL) Delta Air Lines 1299 On-Time Performance Rating

Date Range:

15-Jun-2026 to 15-Aug-2026

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
45
76%
Late
5
8%
Very Late
2
3%
Excessive
7
12%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
59
Total Delays ( > 1 min )
23
Codeshares
0
Average Delay (min.)
39.73913043478261
Standard Deviation
50.1
Min
0
Max
195

DL 1299 On-Time Performance Details

Overall Rating
3.1 of 5
Average
Percentage On-Time 76%
Average Delay Time 39.73913043478261 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.1 shows that this flight has on-time performance characteristics better than 61% of all other flights in the FlightStats database.
On-Time Performance Rating
4.1 of 5
Good
Percentage On-Time 76%
This flight has an on-time performance of 76%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 82% of other flights.
Delay Performance
2.1 of 5
Average
Average Delay Time 39.73913043478261 min
This flight has an average delay of 39.73913043478261 minutes with a standard deviation of 50.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 42% of other flights.

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