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(UA) United Airlines 491 On-Time Performance Rating

Date Range:

15-Jun-2026 to 15-Aug-2026

(LAX) Los Angeles International Airport

Los Angeles, CA, US

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
53
85%
Late
5
8%
Very Late
3
5%
Excessive
0
0%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
18
Codeshares
0
Average Delay (min.)
14.333333333333334
Standard Deviation
11.1
Min
0
Max
35

UA 491 On-Time Performance Details

Overall Rating
4.9 of 5
Very Good
Percentage On-Time 87%
Average Delay Time 14.333333333333334 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.9 shows that this flight has on-time performance characteristics better than 96% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 87%
This flight has an on-time performance of 87%. 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
4.7 of 5
Very Good
Average Delay Time 14.333333333333334 min
This flight has an average delay of 14.333333333333334 minutes with a standard deviation of 11.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 95% of other flights.

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