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(UA) United Airlines 9635 On-Time Performance Rating

Date Range:

15-Oct-2025 to 15-Dec-2025

(LHR) London Heathrow Airport

London, EN, GB

(HAM) Hamburg Airport

Hamburg, DE

On-Time Performance Chart

(using rounded numbers)
On-Time
42
69%
Late
13
21%
Very Late
2
3%
Excessive
4
7%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
40
Codeshares
61
Average Delay (min.)
21.475
Standard Deviation
29.6
Min
0
Max
157

UA 9635 On-Time Performance Details

Overall Rating
2.5 of 5
Average
Percentage On-Time 69%
Average Delay Time 21.475 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.5 shows that this flight has on-time performance characteristics better than 48% of all other flights in the FlightStats database.
On-Time Performance Rating
0.4 of 5
Very 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 8% of other flights.
Delay Performance
4.5 of 5
Good
Average Delay Time 21.475 min
This flight has an average delay of 21.475 minutes with a standard deviation of 29.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 90% of other flights.