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(UA) United Airlines 1255 On-Time Performance Rating

Date Range:

01-Jul-2026 to 31-Aug-2026

(GEG) Spokane International Airport

Spokane, WA, US

(DEN) Denver International Airport

Denver, CO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
36
55%
Late
9
14%
Very Late
1
2%
Excessive
14
22%
Cancelled
0
0%
Diverted
5
8%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
34
Codeshares
0
Average Delay (min.)
69
Standard Deviation
87.1
Min
0
Max
379

UA 1255 On-Time Performance Details

Overall Rating
0.1 of 5
Very Poor
Percentage On-Time 60%
Average Delay Time 69 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.1 shows that this flight has on-time performance characteristics better than 0% of all other flights in the FlightStats database.
On-Time Performance Rating
0.1 of 5
Very Poor
Percentage On-Time 60%
This flight has an on-time performance of 60%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 2% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 69 min
This flight has an average delay of 69 minutes with a standard deviation of 87.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.