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(UA) United Airlines 1604 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(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
22
79%
Late
3
11%
Very Late
0
0%
Excessive
3
11%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
28
Total Delays ( > 1 min )
11
Codeshares
0
Average Delay (min.)
30.90909090909091
Standard Deviation
36.6
Min
0
Max
105

UA 1604 On-Time Performance Details

Overall Rating
3.0 of 5
Average
Percentage On-Time 79%
Average Delay Time 30.90909090909091 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3 shows that this flight has on-time performance characteristics better than 59% of all other flights in the FlightStats database.
On-Time Performance Rating
3.1 of 5
Average
Percentage On-Time 79%
This flight has an on-time performance of 79%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 62% of other flights.
Delay Performance
2.9 of 5
Average
Average Delay Time 30.90909090909091 min
This flight has an average delay of 30.90909090909091 minutes with a standard deviation of 36.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 58% of other flights.

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