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(UA) United Airlines 3518 On-Time Performance Rating

Date Range:

15-Apr-2025 to 15-Jun-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
10
48%
Late
8
38%
Very Late
2
10%
Excessive
1
5%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
21
Total Delays ( > 1 min )
15
Codeshares
21
Average Delay (min.)
25.333333333333332
Standard Deviation
18
Min
0
Max
78

UA 3518 On-Time Performance Details

Overall Rating
1.8 of 5
Average
Percentage On-Time 48%
Average Delay Time 25.333333333333332 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.8 shows that this flight has on-time performance characteristics better than 34% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 48%
This flight has an on-time performance of 48%. 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
3.5 of 5
Average
Average Delay Time 25.333333333333332 min
This flight has an average delay of 25.333333333333332 minutes with a standard deviation of 18 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 69% of other flights.

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