(UA) United Airlines 451 On-Time Performance Rating

Date Range:

15-Apr-2025 to 15-Jun-2025

(AUS) Austin-Bergstrom International Airport

Austin, TX, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)

On-Time

65%

Late

11%

Very Late

Excessive

16%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

34.05263157894737

Standard Deviation

36.7

Min

Max

105

UA 451 On-Time Performance Details

Overall Rating

1.9 of 5

Average

Percentage On-Time 69%

Average Delay Time 34.05263157894737 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.9 shows that this flight has on-time performance characteristics better than 37% of all other flights in the FlightStats database.

On-Time Performance Rating

1.1 of 5

Poor

Percentage On-Time 69%

This flight has an on-time performance of 69%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 21% of other flights.

Delay Performance

2.7 of 5

Average

Average Delay Time 34.05263157894737 min

This flight has an average delay of 34.05263157894737 minutes with a standard deviation of 36.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.