(UA) United Airlines 1230 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(DEN) Denver International Airport

Denver, CO, US

(SMF) Sacramento International Airport

Sacramento, CA, US

On-Time Performance Chart

(using rounded numbers)

On-Time

71%

Late

12%

Very Late

Excessive

12%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

63.166666666666664

Standard Deviation

64.2

Min

Max

168

UA 1230 On-Time Performance Details

Overall Rating

1.0 of 5

Poor

Percentage On-Time 71%

Average Delay Time 63.166666666666664 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1 shows that this flight has on-time performance characteristics better than 19% of all other flights in the FlightStats database.

On-Time Performance Rating

1.5 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 31% of other flights.

Delay Performance

0.5 of 5

Very Poor

Average Delay Time 63.166666666666664 min

This flight has an average delay of 63.166666666666664 minutes with a standard deviation of 64.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 10% of other flights.