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(UA) United Airlines 4393 On-Time Performance Rating

Date Range:

15-May-2025 to 15-Jul-2025

(IAD) Washington Dulles International Airport

Dulles, VA, US

(BUF) Buffalo Niagara International Airport

Buffalo, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
5
63%
Late
0
0%
Very Late
2
25%
Excessive
0
0%
Cancelled
0
0%
Diverted
1
13%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
7
Total Delays ( > 1 min )
2
Codeshares
7
Average Delay (min.)
42.5
Standard Deviation
0.7
Min
0
Max
43

UA 4393 On-Time Performance Details

Overall Rating
2.2 of 5
Average
Percentage On-Time 71%
Average Delay Time 42.5 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.2 shows that this flight has on-time performance characteristics better than 43% of all other flights in the FlightStats database.
On-Time Performance Rating
2.3 of 5
Average
Percentage On-Time 71%
This flight has an on-time performance of 71%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 46% of other flights.
Delay Performance
2.1 of 5
Average
Average Delay Time 42.5 min
This flight has an average delay of 42.5 minutes with a standard deviation of 0.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 42% of other flights.

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