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(UA) United Airlines 4054 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(IAD) Washington Dulles International Airport

Dulles, VA, US

(EYW) Key West International Airport

Key West, FL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
33
85%
Late
1
3%
Very Late
0
0%
Excessive
2
5%
Cancelled
1
3%
Diverted
2
5%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
37
Total Delays ( > 1 min )
11
Codeshares
37
Average Delay (min.)
13.818181818181818
Standard Deviation
17.7
Min
0
Max
49

UA 4054 On-Time Performance Details

Overall Rating
4.7 of 5
Very Good
Percentage On-Time 89%
Average Delay Time 13.818181818181818 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.7 shows that this flight has on-time performance characteristics better than 92% 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 98% of other flights.
Delay Performance
4.4 of 5
Good
Average Delay Time 13.818181818181818 min
This flight has an average delay of 13.818181818181818 minutes with a standard deviation of 17.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 88% of other flights.

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