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(UA) United Airlines 491 On-Time Performance Rating

Date Range:

01-May-2026 to 30-Jun-2026

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

(MSY) Louis Armstrong New Orleans Intl Airport

New Orleans, LA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
55
87%
Late
5
8%
Very Late
1
2%
Excessive
0
0%
Cancelled
0
0%
Diverted
2
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
14
Codeshares
0
Average Delay (min.)
15
Standard Deviation
9.9
Min
0
Max
35

UA 491 On-Time Performance Details

Overall Rating
4.7 of 5
Very Good
Percentage On-Time 90%
Average Delay Time 15 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.7 shows that this flight has on-time performance characteristics better than 93% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 90%
This flight has an on-time performance of 90%. 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
4.4 of 5
Good
Average Delay Time 15 min
This flight has an average delay of 15 minutes with a standard deviation of 9.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 88% of other flights.

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