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(UA) United Airlines 1871 On-Time Performance Rating

Date Range:

01-Nov-2025 to 31-Dec-2025

(SFO) San Francisco International Airport

San Francisco, CA, US

(DEN) Denver International Airport

Denver, CO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
43
88%
Late
2
4%
Very Late
0
0%
Excessive
4
8%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
49
Total Delays ( > 1 min )
11
Codeshares
0
Average Delay (min.)
55.27272727272727
Standard Deviation
74.3
Min
0
Max
227

UA 1871 On-Time Performance Details

Overall Rating
2.8 of 5
Average
Percentage On-Time 88%
Average Delay Time 55.27272727272727 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.8 shows that this flight has on-time performance characteristics better than 55% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 88%
This flight has an on-time performance of 88%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
0.7 of 5
Poor
Average Delay Time 55.27272727272727 min
This flight has an average delay of 55.27272727272727 minutes with a standard deviation of 74.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 14% of other flights.

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