background

(UA) United Airlines 4274 On-Time Performance Rating

Date Range:

15-Mar-2025 to 15-May-2025

(IAD) Washington Dulles International Airport

Dulles, VA, US

(DAY) James M Cox Dayton International Airport

Dayton, OH, US

On-Time Performance Chart

(using rounded numbers)
On-Time
36
69%
Late
4
8%
Very Late
5
10%
Excessive
5
10%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
51
Total Delays ( > 1 min )
20
Codeshares
51
Average Delay (min.)
44.35
Standard Deviation
53.9
Min
0
Max
238

UA 4274 On-Time Performance Details

Overall Rating
0.7 of 5
Poor
Percentage On-Time 71%
Average Delay Time 44.35 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.7 shows that this flight has on-time performance characteristics better than 12% of all other flights in the FlightStats database.
On-Time Performance Rating
0.6 of 5
Poor
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 12% of other flights.
Delay Performance
0.7 of 5
Poor
Average Delay Time 44.35 min
This flight has an average delay of 44.35 minutes with a standard deviation of 53.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 14% of other flights.

Other Stops for UA 4274