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(UA) United Airlines 4805 On-Time Performance Rating

Date Range:

01-Oct-2025 to 30-Nov-2025

(SFO) San Francisco International Airport

San Francisco, CA, US

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

On-Time Performance Chart

(using rounded numbers)
On-Time
39
70%
Late
9
16%
Very Late
1
2%
Excessive
4
7%
Cancelled
3
5%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
56
Total Delays ( > 1 min )
25
Codeshares
56
Average Delay (min.)
35.12
Standard Deviation
57
Min
0
Max
234

UA 4805 On-Time Performance Details

Overall Rating
1.0 of 5
Poor
Percentage On-Time 70%
Average Delay Time 35.12 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1 shows that this flight has on-time performance characteristics better than 18% of all other flights in the FlightStats database.
On-Time Performance Rating
0.4 of 5
Very Poor
Percentage On-Time 70%
This flight has an on-time performance of 70%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 8% of other flights.
Delay Performance
1.5 of 5
Poor
Average Delay Time 35.12 min
This flight has an average delay of 35.12 minutes with a standard deviation of 57 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.

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