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(UA) United Airlines 8583 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(YVR) Vancouver International Airport

Vancouver, BC, CA

(YZF) Yellowknife Airport

Yellowknife, NT, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
41
66%
Late
7
11%
Very Late
2
3%
Excessive
10
16%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
39
Codeshares
61
Average Delay (min.)
36.666666666666664
Standard Deviation
67.2
Min
0
Max
381

UA 8583 On-Time Performance Details

Overall Rating
0.9 of 5
Poor
Percentage On-Time 67%
Average Delay Time 36.666666666666664 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.9 shows that this flight has on-time performance characteristics better than 17% of all other flights in the FlightStats database.
On-Time Performance Rating
0.3 of 5
Very Poor
Percentage On-Time 67%
This flight has an on-time performance of 67%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 5% of other flights.
Delay Performance
1.5 of 5
Poor
Average Delay Time 36.666666666666664 min
This flight has an average delay of 36.666666666666664 minutes with a standard deviation of 67.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.