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(AC) Air Canada 858 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(YYZ) Toronto Pearson International Airport

Toronto, ON, CA

(LHR) London Heathrow Airport

London, EN, GB

On-Time Performance Chart

(using rounded numbers)
On-Time
39
70%
Late
6
11%
Very Late
3
5%
Excessive
7
13%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
55
Total Delays ( > 1 min )
21
Codeshares
0
Average Delay (min.)
37.285714285714285
Standard Deviation
31.6
Min
0
Max
111

AC 858 On-Time Performance Details

Overall Rating
1.3 of 5
Poor
Percentage On-Time 71%
Average Delay Time 37.285714285714285 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.3 shows that this flight has on-time performance characteristics better than 24% of all other flights in the FlightStats database.
On-Time Performance Rating
0.8 of 5
Poor
Percentage On-Time 71%
This flight has an on-time performance of 71%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 16% of other flights.
Delay Performance
1.7 of 5
Average
Average Delay Time 37.285714285714285 min
This flight has an average delay of 37.285714285714285 minutes with a standard deviation of 31.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.