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(UA) United Airlines 1734 On-Time Performance Rating

Date Range:

01-Aug-2026 to 30-Sep-2026

(IAD) Washington Dulles International Airport

Dulles, VA, US

(LAX) Los Angeles International Airport

Los Angeles, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
42
88%
Late
4
8%
Very Late
0
0%
Excessive
2
4%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
48
Total Delays ( > 1 min )
11
Codeshares
0
Average Delay (min.)
30.363636363636363
Standard Deviation
43.9
Min
0
Max
134

UA 1734 On-Time Performance Details

Overall Rating
4.0 of 5
Good
Percentage On-Time 88%
Average Delay Time 30.363636363636363 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4 shows that this flight has on-time performance characteristics better than 79% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 88%
This flight has an on-time performance of 88%. 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
3.1 of 5
Average
Average Delay Time 30.363636363636363 min
This flight has an average delay of 30.363636363636363 minutes with a standard deviation of 43.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 62% of other flights.

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