(UA) United Airlines 1808 On-Time Performance Rating

Date Range:

01-May-2026 to 30-Jun-2026

(SFO) San Francisco International Airport

San Francisco, CA, US

(PDX) Portland International Airport

Portland, OR, US

On-Time Performance Chart

(using rounded numbers)

On-Time

79%

Late

Very Late

Excessive

13%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

71.625

Standard Deviation

81.2

Min

Max

175

UA 1808 On-Time Performance Details

Overall Rating

1.9 of 5

Average

Percentage On-Time 79%

Average Delay Time 71.625 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.9 shows that this flight has on-time performance characteristics better than 36% of all other flights in the FlightStats database.

On-Time Performance Rating

3.5 of 5

Average

Percentage On-Time 79%

This flight has an on-time performance of 79%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 69% of other flights.

Delay Performance

0.2 of 5

Very Poor

Average Delay Time 71.625 min

This flight has an average delay of 71.625 minutes with a standard deviation of 81.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 4% of other flights.