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(UA) United Airlines 4415 On-Time Performance Rating

Date Range:

15-Oct-2025 to 15-Dec-2025

(PWM) Portland International Jetport

Portland, ME, US

(IAD) Washington Dulles International Airport

Dulles, VA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
33
89%
Late
3
8%
Very Late
0
0%
Excessive
1
3%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
37
Total Delays ( > 1 min )
9
Codeshares
37
Average Delay (min.)
18.22222222222222
Standard Deviation
19.7
Min
0
Max
66

UA 4415 On-Time Performance Details

Overall Rating
4.4 of 5
Good
Percentage On-Time 89%
Average Delay Time 18.22222222222222 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.4 shows that this flight has on-time performance characteristics better than 87% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 89%
This flight has an on-time performance of 89%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 97% of other flights.
Delay Performance
3.9 of 5
Good
Average Delay Time 18.22222222222222 min
This flight has an average delay of 18.22222222222222 minutes with a standard deviation of 19.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 79% of other flights.

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