(UA) United Airlines 1233 On-Time Performance Rating

Date Range:

15-Nov-2025 to 15-Jan-2026

(TUL) Tulsa International Airport

Tulsa, OK, US

(DEN) Denver International Airport

Denver, CO, US

On-Time Performance Chart

(using rounded numbers)

On-Time

81%

Late

Very Late

Excessive

19%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

40.75

Standard Deviation

26.6

Min

Max

UA 1233 On-Time Performance Details

Overall Rating

3.0 of 5

Average

Percentage On-Time 81%

Average Delay Time 40.75 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3 shows that this flight has on-time performance characteristics better than 58% of all other flights in the FlightStats database.

On-Time Performance Rating

3.8 of 5

Good

Percentage On-Time 81%

This flight has an on-time performance of 81%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 76% of other flights.

Delay Performance

2.1 of 5

Average

Average Delay Time 40.75 min

This flight has an average delay of 40.75 minutes with a standard deviation of 26.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 42% of other flights.