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(UA) United Airlines 8564 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(SFO) San Francisco International Airport

San Francisco, CA, US

(YVR) Vancouver International Airport

Vancouver, BC, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
45
78%
Late
3
5%
Very Late
1
2%
Excessive
7
12%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
57
Total Delays ( > 1 min )
25
Codeshares
57
Average Delay (min.)
36.52
Standard Deviation
50.9
Min
0
Max
187

UA 8564 On-Time Performance Details

Overall Rating
2.7 of 5
Average
Percentage On-Time 79%
Average Delay Time 36.52 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 52% of all other flights in the FlightStats database.
On-Time Performance Rating
3.6 of 5
Good
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 73% of other flights.
Delay Performance
1.7 of 5
Average
Average Delay Time 36.52 min
This flight has an average delay of 36.52 minutes with a standard deviation of 50.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.