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(UA) United Airlines 448 On-Time Performance Rating

Date Range:

15-Jun-2025 to 15-Aug-2025

(SFO) San Francisco International Airport

San Francisco, CA, US

(ONT) Ontario International Airport

Ontario, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
35
59%
Late
4
7%
Very Late
4
7%
Excessive
16
27%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
59
Total Delays ( > 1 min )
36
Codeshares
0
Average Delay (min.)
50.72222222222222
Standard Deviation
49.3
Min
0
Max
192

UA 448 On-Time Performance Details

Overall Rating
0.4 of 5
Very Poor
Percentage On-Time 59%
Average Delay Time 50.72222222222222 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.4 shows that this flight has on-time performance characteristics better than 6% of all other flights in the FlightStats database.
On-Time Performance Rating
0.1 of 5
Very Poor
Percentage On-Time 59%
This flight has an on-time performance of 59%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 3% of other flights.
Delay Performance
0.6 of 5
Poor
Average Delay Time 50.72222222222222 min
This flight has an average delay of 50.72222222222222 minutes with a standard deviation of 49.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 12% of other flights.

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