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(UA) United Airlines 2166 On-Time Performance Rating

Date Range:

01-Sep-2025 to 31-Oct-2025

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
24
77%
Late
3
10%
Very Late
3
10%
Excessive
1
3%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
31
Total Delays ( > 1 min )
12
Codeshares
0
Average Delay (min.)
28.75
Standard Deviation
33
Min
0
Max
126

UA 2166 On-Time Performance Details

Overall Rating
2.7 of 5
Average
Percentage On-Time 77%
Average Delay Time 28.75 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
2.7 of 5
Average
Percentage On-Time 77%
This flight has an on-time performance of 77%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 54% of other flights.
Delay Performance
2.7 of 5
Average
Average Delay Time 28.75 min
This flight has an average delay of 28.75 minutes with a standard deviation of 33 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.

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