(UA) United Airlines 249 On-Time Performance Rating

Date Range:

15-Sep-2025 to 15-Nov-2025

(SFO) San Francisco International Airport

San Francisco, CA, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)

On-Time

68%

Late

23%

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.)

21.88888888888889

Standard Deviation

18.4

Min

Max

UA 249 On-Time Performance Details

Overall Rating

2.4 of 5

Average

Percentage On-Time 71%

Average Delay Time 21.88888888888889 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.4 shows that this flight has on-time performance characteristics better than 46% of all other flights in the FlightStats database.

On-Time Performance Rating

1.2 of 5

Poor

Percentage On-Time 71%

This flight has an on-time performance of 71%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 24% of other flights.

Delay Performance

3.5 of 5

Average

Average Delay Time 21.88888888888889 min

This flight has an average delay of 21.88888888888889 minutes with a standard deviation of 18.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 69% of other flights.