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(UA) United Airlines 4234 On-Time Performance Rating

Date Range:

01-Dec-2025 to 31-Jan-2026

(IAD) Washington Dulles International Airport

Dulles, VA, US

(ORF) Norfolk International Airport

Norfolk, VA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
13
65%
Late
2
10%
Very Late
2
10%
Excessive
2
10%
Cancelled
0
0%
Diverted
1
5%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
19
Total Delays ( > 1 min )
8
Codeshares
19
Average Delay (min.)
50.25
Standard Deviation
51.7
Min
0
Max
152

UA 4234 On-Time Performance Details

Overall Rating
1.4 of 5
Poor
Percentage On-Time 68%
Average Delay Time 50.25 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.4 shows that this flight has on-time performance characteristics better than 26% of all other flights in the FlightStats database.
On-Time Performance Rating
1.5 of 5
Poor
Percentage On-Time 68%
This flight has an on-time performance of 68%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 31% of other flights.
Delay Performance
1.2 of 5
Poor
Average Delay Time 50.25 min
This flight has an average delay of 50.25 minutes with a standard deviation of 51.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 24% of other flights.

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