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(DL) Delta Air Lines 2311 On-Time Performance Rating

Date Range:

01-Dec-2025 to 31-Jan-2026

(LAX) Los Angeles International Airport

Los Angeles, CA, US

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

On-Time Performance Chart

(using rounded numbers)
On-Time
47
77%
Late
6
10%
Very Late
2
3%
Excessive
4
7%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
26
Codeshares
0
Average Delay (min.)
25.576923076923077
Standard Deviation
37.6
Min
0
Max
159

DL 2311 On-Time Performance Details

Overall Rating
4.2 of 5
Good
Percentage On-Time 78%
Average Delay Time 25.576923076923077 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.2 shows that this flight has on-time performance characteristics better than 82% of all other flights in the FlightStats database.
On-Time Performance Rating
4.2 of 5
Good
Percentage On-Time 78%
This flight has an on-time performance of 78%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 84% of other flights.
Delay Performance
4.1 of 5
Good
Average Delay Time 25.576923076923077 min
This flight has an average delay of 25.576923076923077 minutes with a standard deviation of 37.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 82% of other flights.