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(UA) United Airlines 455 On-Time Performance Rating

Date Range:

01-Jul-2026 to 31-Aug-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
51
82%
Late
1
2%
Very Late
1
2%
Excessive
7
11%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
14
Codeshares
0
Average Delay (min.)
51.5
Standard Deviation
48
Min
0
Max
152

UA 455 On-Time Performance Details

Overall Rating
2.9 of 5
Average
Percentage On-Time 84%
Average Delay Time 51.5 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.9 shows that this flight has on-time performance characteristics better than 57% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 84%
This flight has an on-time performance of 84%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 98% of other flights.
Delay Performance
0.9 of 5
Poor
Average Delay Time 51.5 min
This flight has an average delay of 51.5 minutes with a standard deviation of 48 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 18% of other flights.

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