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(UA) United Airlines 9924 On-Time Performance Rating

Date Range:

15-Jun-2026 to 15-Aug-2026

(LHR) London Heathrow Airport

London, EN, GB

(BRU) Brussels Airport

Brussels, BE

On-Time Performance Chart

(using rounded numbers)
On-Time
48
79%
Late
8
13%
Very Late
3
5%
Excessive
2
3%
Cancelled
0
0%
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.)
16.68421052631579
Standard Deviation
22.1
Min
0
Max
126

UA 9924 On-Time Performance Details

Overall Rating
4.7 of 5
Very Good
Percentage On-Time 79%
Average Delay Time 16.68421052631579 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.7 shows that this flight has on-time performance characteristics better than 93% of all other flights in the FlightStats database.
On-Time Performance Rating
4.5 of 5
Good
Percentage On-Time 79%
This flight has an on-time performance of 79%. 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
4.9 of 5
Very Good
Average Delay Time 16.68421052631579 min
This flight has an average delay of 16.68421052631579 minutes with a standard deviation of 22.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 98% of other flights.