(UA) United Airlines 684 On-Time Performance Rating

Date Range:

01-Nov-2025 to 31-Dec-2025

(SFO) San Francisco International Airport

San Francisco, CA, US

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

On-Time Performance Chart

(using rounded numbers)

On-Time

89%

Late

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.)

58.166666666666664

Standard Deviation

Min

Max

251

UA 684 On-Time Performance Details

Overall Rating

2.8 of 5

Average

Percentage On-Time 89%

Average Delay Time 58.166666666666664 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.8 shows that this flight has on-time performance characteristics better than 55% of all other flights in the FlightStats database.

On-Time Performance Rating

4.8 of 5

Very Good

Percentage On-Time 89%

This flight has an on-time performance of 89%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 96% of other flights.

Delay Performance

0.8 of 5

Poor

Average Delay Time 58.166666666666664 min

This flight has an average delay of 58.166666666666664 minutes with a standard deviation of 96 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 16% of other flights.