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(UA) United Airlines 455 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

On-Time Performance Chart

(using rounded numbers)
On-Time
26
87%
Late
0
0%
Very Late
0
0%
Excessive
4
13%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
30
Total Delays ( > 1 min )
9
Codeshares
0
Average Delay (min.)
36.888888888888886
Standard Deviation
37.5
Min
0
Max
106

UA 455 On-Time Performance Details

Overall Rating
3.1 of 5
Average
Percentage On-Time 87%
Average Delay Time 36.888888888888886 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.1 shows that this flight has on-time performance characteristics better than 60% of all other flights in the FlightStats database.
On-Time Performance Rating
4.4 of 5
Good
Percentage On-Time 87%
This flight has an on-time performance of 87%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 88% of other flights.
Delay Performance
1.7 of 5
Average
Average Delay Time 36.888888888888886 min
This flight has an average delay of 36.888888888888886 minutes with a standard deviation of 37.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.

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