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(DL) Delta Air Lines 4123 On-Time Performance Rating

Date Range:

15-Oct-2025 to 15-Dec-2025

(LAX) Los Angeles International Airport

Los Angeles, CA, US

(SJC) San Jose Mineta International Airport

San Jose, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
46
90%
Late
1
2%
Very Late
0
0%
Excessive
1
2%
Cancelled
3
6%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
51
Total Delays ( > 1 min )
7
Codeshares
51
Average Delay (min.)
23.571428571428573
Standard Deviation
38.6
Min
0
Max
110

DL 4123 On-Time Performance Details

Overall Rating
4.3 of 5
Good
Percentage On-Time 90%
Average Delay Time 23.571428571428573 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.3 shows that this flight has on-time performance characteristics better than 84% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 90%
This flight has an on-time performance of 90%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
3.5 of 5
Average
Average Delay Time 23.571428571428573 min
This flight has an average delay of 23.571428571428573 minutes with a standard deviation of 38.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 69% of other flights.

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