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(UA) United Airlines 8027 On-Time Performance Rating

Date Range:

15-Jul-2026 to 15-Sep-2026

(LHR) London Heathrow Airport

London, EN, GB

(YOW) Ottawa Macdonald-Cartier International Airport

Ottawa, ON, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
29
85%
Late
1
3%
Very Late
2
6%
Excessive
1
3%
Cancelled
1
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
34
Total Delays ( > 1 min )
8
Codeshares
34
Average Delay (min.)
25.375
Standard Deviation
27.1
Min
0
Max
87

UA 8027 On-Time Performance Details

Overall Rating
4.1 of 5
Good
Percentage On-Time 85%
Average Delay Time 25.375 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.1 shows that this flight has on-time performance characteristics better than 81% of all other flights in the FlightStats database.
On-Time Performance Rating
4.7 of 5
Very 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 95% of other flights.
Delay Performance
3.5 of 5
Average
Average Delay Time 25.375 min
This flight has an average delay of 25.375 minutes with a standard deviation of 27.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 69% of other flights.

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