(UA) United Airlines 1238 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(HNL) Honolulu International Airport

Honolulu, HI, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)

On-Time

75%

Late

17%

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.)

19.5

Standard Deviation

4.9

Min

Max

UA 1238 On-Time Performance Details

Overall Rating

2.7 of 5

Average

Percentage On-Time 75%

Average Delay Time 19.5 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.7 shows that this flight has on-time performance characteristics better than 53% of all other flights in the FlightStats database.

On-Time Performance Rating

2.1 of 5

Average

Percentage On-Time 75%

This flight has an on-time performance of 75%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 42% of other flights.

Delay Performance

3.3 of 5

Average

Average Delay Time 19.5 min

This flight has an average delay of 19.5 minutes with a standard deviation of 4.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 66% of other flights.