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(UA) United Airlines 9900 On-Time Performance Rating

Date Range:

01-Apr-2025 to 31-May-2025

(LHR) London Heathrow Airport

London, EN, GB

(BRU) Brussels Airport

Brussels, BE

On-Time Performance Chart

(using rounded numbers)
On-Time
29
52%
Late
13
23%
Very Late
8
14%
Excessive
3
5%
Cancelled
3
5%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
56
Total Delays ( > 1 min )
45
Codeshares
56
Average Delay (min.)
20.711111111111112
Standard Deviation
19.6
Min
0
Max
91

UA 9900 On-Time Performance Details

Overall Rating
2.3 of 5
Average
Percentage On-Time 52%
Average Delay Time 20.711111111111112 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 45% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 52%
This flight has an on-time performance of 52%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
4.6 of 5
Very Good
Average Delay Time 20.711111111111112 min
This flight has an average delay of 20.711111111111112 minutes with a standard deviation of 19.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 92% of other flights.