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(UA) United Airlines 3597 On-Time Performance Rating

Date Range:

15-Apr-2025 to 15-Jun-2025

(IAD) Washington Dulles International Airport

Dulles, VA, US

(YUL) Montreal-Trudeau International Airport

Montreal, QC, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
8
38%
Late
6
29%
Very Late
1
5%
Excessive
6
29%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
21
Total Delays ( > 1 min )
16
Codeshares
21
Average Delay (min.)
47.9375
Standard Deviation
75.9
Min
0
Max
323

UA 3597 On-Time Performance Details

Overall Rating
0.3 of 5
Very Poor
Percentage On-Time 38%
Average Delay Time 47.9375 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.3 shows that this flight has on-time performance characteristics better than 5% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 38%
This flight has an on-time performance of 38%. 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
0.6 of 5
Poor
Average Delay Time 47.9375 min
This flight has an average delay of 47.9375 minutes with a standard deviation of 75.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 12% of other flights.

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