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(UA) United Airlines 1637 On-Time Performance Rating

Date Range:

01-Apr-2025 to 31-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
36
72%
Late
3
6%
Very Late
2
4%
Excessive
9
18%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
50
Total Delays ( > 1 min )
19
Codeshares
0
Average Delay (min.)
51.1578947368421
Standard Deviation
50.3
Min
0
Max
205

UA 1637 On-Time Performance Details

Overall Rating
0.7 of 5
Poor
Percentage On-Time 72%
Average Delay Time 51.1578947368421 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.7 shows that this flight has on-time performance characteristics better than 13% of all other flights in the FlightStats database.
On-Time Performance Rating
1.1 of 5
Poor
Percentage On-Time 72%
This flight has an on-time performance of 72%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 21% of other flights.
Delay Performance
0.3 of 5
Very Poor
Average Delay Time 51.1578947368421 min
This flight has an average delay of 51.1578947368421 minutes with a standard deviation of 50.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 5% of other flights.