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(UA) United Airlines 1637 On-Time Performance Rating

Date Range:

15-Mar-2025 to 15-May-2025

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

(DEN) Denver International Airport

Denver, CO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
38
81%
Late
3
6%
Very Late
4
9%
Excessive
2
4%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
47
Total Delays ( > 1 min )
12
Codeshares
0
Average Delay (min.)
34.25
Standard Deviation
26.8
Min
0
Max
97

UA 1637 On-Time Performance Details

Overall Rating
2.7 of 5
Average
Percentage On-Time 81%
Average Delay Time 34.25 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
3.5 of 5
Average
Percentage On-Time 81%
This flight has an on-time performance of 81%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 69% of other flights.
Delay Performance
1.9 of 5
Average
Average Delay Time 34.25 min
This flight has an average delay of 34.25 minutes with a standard deviation of 26.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 38% of other flights.