(UA) United Airlines 504 On-Time Performance Rating

Date Range:

01-Apr-2025 to 31-May-2025

(SFO) San Francisco International Airport

San Francisco, CA, US

(LAS) Las Vegas Harry Reid International Airport

Las Vegas, NV, US

On-Time Performance Chart

(using rounded numbers)

On-Time

88%

Late

Very Late

Excessive

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

16.375

Standard Deviation

15.2

Min

Max

UA 504 On-Time Performance Details

Overall Rating

4.3 of 5

Good

Percentage On-Time 88%

Average Delay Time 16.375 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.3 shows that this flight has on-time performance characteristics better than 85% of all other flights in the FlightStats database.

On-Time Performance Rating

4.5 of 5

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 90% of other flights.

Delay Performance

4.1 of 5

Good

Average Delay Time 16.375 min

This flight has an average delay of 16.375 minutes with a standard deviation of 15.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 82% of other flights.