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(WN) Southwest Airlines 948 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(SJC) San Jose Mineta International Airport

San Jose, CA, US

(ONT) Ontario International Airport

Ontario, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
13
87%
Late
1
7%
Very Late
0
0%
Excessive
1
7%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
15
Total Delays ( > 1 min )
6
Codeshares
0
Average Delay (min.)
32.5
Standard Deviation
55.6
Min
0
Max
144

WN 948 On-Time Performance Details

Overall Rating
3.4 of 5
Average
Percentage On-Time 87%
Average Delay Time 32.5 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.4 shows that this flight has on-time performance characteristics better than 67% of all other flights in the FlightStats database.
On-Time Performance Rating
4.1 of 5
Good
Percentage On-Time 87%
This flight has an on-time performance of 87%. 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
2.7 of 5
Average
Average Delay Time 32.5 min
This flight has an average delay of 32.5 minutes with a standard deviation of 55.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.

Other Stops for WN 948