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(UA) United Airlines 1571 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(SAN) San Diego International Airport

San Diego, CA, US

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
34
92%
Late
2
5%
Very Late
1
3%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
37
Total Delays ( > 1 min )
6
Codeshares
0
Average Delay (min.)
15.666666666666666
Standard Deviation
14.8
Min
0
Max
43

UA 1571 On-Time Performance Details

Overall Rating
4.5 of 5
Good
Percentage On-Time 92%
Average Delay Time 15.666666666666666 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.5 shows that this flight has on-time performance characteristics better than 88% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 92%
This flight has an on-time performance of 92%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
3.9 of 5
Good
Average Delay Time 15.666666666666666 min
This flight has an average delay of 15.666666666666666 minutes with a standard deviation of 14.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 79% of other flights.

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