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(UA) United Airlines 9924 On-Time Performance Rating

Date Range:

01-Aug-2026 to 30-Sep-2026

(LHR) London Heathrow Airport

London, EN, GB

(BRU) Brussels Airport

Brussels, BE

On-Time Performance Chart

(using rounded numbers)
On-Time
47
77%
Late
8
13%
Very Late
2
3%
Excessive
3
5%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
38
Codeshares
61
Average Delay (min.)
15.842105263157896
Standard Deviation
19.7
Min
0
Max
103

UA 9924 On-Time Performance Details

Overall Rating
4.1 of 5
Good
Percentage On-Time 77%
Average Delay Time 15.842105263157896 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
3.3 of 5
Average
Percentage On-Time 77%
This flight has an on-time performance of 77%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 66% of other flights.
Delay Performance
4.9 of 5
Very Good
Average Delay Time 15.842105263157896 min
This flight has an average delay of 15.842105263157896 minutes with a standard deviation of 19.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 98% of other flights.