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(UA) United Airlines 5491 On-Time Performance Rating

Date Range:

01-Dec-2025 to 31-Jan-2026

(SFO) San Francisco International Airport

San Francisco, CA, US

(PSC) Tri-Cities Airport

Pasco, WA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
47
90%
Late
3
6%
Very Late
0
0%
Excessive
2
4%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
52
Total Delays ( > 1 min )
15
Codeshares
52
Average Delay (min.)
27.4
Standard Deviation
52.4
Min
0
Max
188

UA 5491 On-Time Performance Details

Overall Rating
4.3 of 5
Good
Percentage On-Time 90%
Average Delay Time 27.4 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.3 shows that this flight has on-time performance characteristics better than 85% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 90%
This flight has an on-time performance of 90%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
3.6 of 5
Good
Average Delay Time 27.4 min
This flight has an average delay of 27.4 minutes with a standard deviation of 52.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.

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