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(UA) United Airlines 4251 On-Time Performance Rating

Date Range:

01-Apr-2024 to 31-May-2024

(IAD) Washington Dulles International Airport

Dulles, VA, US

(PWM) Portland International Jetport

Portland, ME, US

On-Time Performance Chart

(using rounded numbers)
On-Time
2
67%
Late
0
0%
Very Late
0
0%
Excessive
1
33%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
3
Total Delays ( > 1 min )
2
Codeshares
3
Average Delay (min.)
36
Standard Deviation
48.1
Min
0
Max
70

UA 4251 On-Time Performance Details

Overall Rating
2.0 of 5
Average
Percentage On-Time 67%
Average Delay Time 36 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2 shows that this flight has on-time performance characteristics better than 39% of all other flights in the FlightStats database.
On-Time Performance Rating
1.7 of 5
Average
Percentage On-Time 67%
This flight has an on-time performance of 67%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 34% of other flights.
Delay Performance
2.3 of 5
Average
Average Delay Time 36 min
This flight has an average delay of 36 minutes with a standard deviation of 48.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 46% of other flights.

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