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(UA) United Airlines 5255 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(ATW) Appleton International Airport

Appleton, WI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
38
69%
Late
5
9%
Very Late
4
7%
Excessive
6
11%
Cancelled
2
4%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
55
Total Delays ( > 1 min )
26
Codeshares
55
Average Delay (min.)
37.57692307692308
Standard Deviation
48.7
Min
0
Max
187

UA 5255 On-Time Performance Details

Overall Rating
1.2 of 5
Poor
Percentage On-Time 69%
Average Delay Time 37.57692307692308 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.2 shows that this flight has on-time performance characteristics better than 23% of all other flights in the FlightStats database.
On-Time Performance Rating
0.7 of 5
Poor
Percentage On-Time 69%
This flight has an on-time performance of 69%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 14% of other flights.
Delay Performance
1.7 of 5
Average
Average Delay Time 37.57692307692308 min
This flight has an average delay of 37.57692307692308 minutes with a standard deviation of 48.7 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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