background

(UA) United Airlines 8535 On-Time Performance Rating

Date Range:

15-Feb-2025 to 15-Apr-2025

(YUL) Montreal-Trudeau International Airport

Montreal, QC, CA

(IAD) Washington Dulles International Airport

Dulles, VA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
49
80%
Late
4
7%
Very Late
0
0%
Excessive
4
7%
Cancelled
3
5%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
19
Codeshares
60
Average Delay (min.)
23
Standard Deviation
25.9
Min
0
Max
80

UA 8535 On-Time Performance Details

Overall Rating
3.6 of 5
Good
Percentage On-Time 82%
Average Delay Time 23 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.6 shows that this flight has on-time performance characteristics better than 71% of all other flights in the FlightStats database.
On-Time Performance Rating
3.6 of 5
Good
Percentage On-Time 82%
This flight has an on-time performance of 82%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 73% of other flights.
Delay Performance
3.6 of 5
Good
Average Delay Time 23 min
This flight has an average delay of 23 minutes with a standard deviation of 25.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.