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(UA) United Airlines 918 On-Time Performance Rating

Date Range:

01-Mar-2025 to 30-Apr-2025

(IAD) Washington Dulles International Airport

Dulles, VA, US

(LHR) London Heathrow Airport

London, EN, GB

On-Time Performance Chart

(using rounded numbers)
On-Time
44
70%
Late
9
14%
Very Late
2
3%
Excessive
5
8%
Cancelled
0
0%
Diverted
3
5%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
25
Codeshares
0
Average Delay (min.)
33.36
Standard Deviation
38.4
Min
0
Max
141

UA 918 On-Time Performance Details

Overall Rating
1.2 of 5
Poor
Percentage On-Time 73%
Average Delay Time 33.36 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.2 shows that this flight has on-time performance characteristics better than 23% of all other flights in the FlightStats database.
On-Time Performance Rating
0.7 of 5
Poor
Percentage On-Time 73%
This flight has an on-time performance of 73%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 14% of other flights.
Delay Performance
1.7 of 5
Average
Average Delay Time 33.36 min
This flight has an average delay of 33.36 minutes with a standard deviation of 38.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.