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(UA) United Airlines 5500 On-Time Performance Rating

Date Range:

01-Sep-2026 to 31-Oct-2026

(ROA) Roanoke-Blacksburg Regional Airport

Roanoke, VA, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
45
85%
Late
1
2%
Very Late
1
2%
Excessive
6
11%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
53
Total Delays ( > 1 min )
13
Codeshares
53
Average Delay (min.)
140.6153846153846
Standard Deviation
249.9
Min
0
Max
889

UA 5500 On-Time Performance Details

Overall Rating
2.3 of 5
Average
Percentage On-Time 85%
Average Delay Time 140.6153846153846 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.3 shows that this flight has on-time performance characteristics better than 44% of all other flights in the FlightStats database.
On-Time Performance Rating
4.5 of 5
Good
Percentage On-Time 85%
This flight has an on-time performance of 85%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 90% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 140.6153846153846 min
This flight has an average delay of 140.6153846153846 minutes with a standard deviation of 249.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.

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