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(UA) United Airlines 4351 On-Time Performance Rating

Date Range:

15-Oct-2025 to 15-Dec-2025

(HSV) Huntsville International Airport

Huntsville, AL, US

(IAD) Washington Dulles International Airport

Dulles, VA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
54
93%
Late
0
0%
Very Late
1
2%
Excessive
3
5%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
58
Total Delays ( > 1 min )
8
Codeshares
58
Average Delay (min.)
68.375
Standard Deviation
93.3
Min
0
Max
249

UA 4351 On-Time Performance Details

Overall Rating
2.6 of 5
Average
Percentage On-Time 93%
Average Delay Time 68.375 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.6 shows that this flight has on-time performance characteristics better than 51% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 93%
This flight has an on-time performance of 93%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
0.2 of 5
Very Poor
Average Delay Time 68.375 min
This flight has an average delay of 68.375 minutes with a standard deviation of 93.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 4% of other flights.