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(UA) United Airlines 4783 On-Time Performance Rating

Date Range:

15-Mar-2025 to 15-May-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
45
78%
Late
2
3%
Very Late
5
9%
Excessive
3
5%
Cancelled
1
2%
Diverted
2
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
56
Total Delays ( > 1 min )
14
Codeshares
56
Average Delay (min.)
33.714285714285715
Standard Deviation
24.8
Min
0
Max
76

UA 4783 On-Time Performance Details

Overall Rating
2.7 of 5
Average
Percentage On-Time 80%
Average Delay Time 33.714285714285715 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.7 shows that this flight has on-time performance characteristics better than 53% of all other flights in the FlightStats database.
On-Time Performance Rating
3.5 of 5
Average
Percentage On-Time 80%
This flight has an on-time performance of 80%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 69% of other flights.
Delay Performance
1.9 of 5
Average
Average Delay Time 33.714285714285715 min
This flight has an average delay of 33.714285714285715 minutes with a standard deviation of 24.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 38% of other flights.

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