background

(UA) United Airlines 424 On-Time Performance Rating

Date Range:

15-Nov-2025 to 15-Jan-2026

(SFO) San Francisco International Airport

San Francisco, CA, US

(SAT) San Antonio International Airport

San Antonio, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
16
80%
Late
1
5%
Very Late
1
5%
Excessive
1
5%
Cancelled
0
0%
Diverted
1
5%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
19
Total Delays ( > 1 min )
6
Codeshares
0
Average Delay (min.)
28
Standard Deviation
44
Min
0
Max
115

UA 424 On-Time Performance Details

Overall Rating
3.8 of 5
Good
Percentage On-Time 84%
Average Delay Time 28 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.8 shows that this flight has on-time performance characteristics better than 75% of all other flights in the FlightStats database.
On-Time Performance Rating
4.3 of 5
Good
Percentage On-Time 84%
This flight has an on-time performance of 84%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 86% of other flights.
Delay Performance
3.3 of 5
Average
Average Delay Time 28 min
This flight has an average delay of 28 minutes with a standard deviation of 44 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 66% of other flights.

Other Stops for UA 424