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(AC) Air Canada 4051 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(LHR) London Heathrow Airport

London, EN, GB

(DEN) Denver International Airport

Denver, CO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
45
74%
Late
8
13%
Very Late
4
7%
Excessive
3
5%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
32
Codeshares
61
Average Delay (min.)
28.25
Standard Deviation
45.7
Min
0
Max
193

AC 4051 On-Time Performance Details

Overall Rating
2.4 of 5
Average
Percentage On-Time 74%
Average Delay Time 28.25 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.4 shows that this flight has on-time performance characteristics better than 46% of all other flights in the FlightStats database.
On-Time Performance Rating
1.4 of 5
Poor
Percentage On-Time 74%
This flight has an on-time performance of 74%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 27% of other flights.
Delay Performance
3.3 of 5
Average
Average Delay Time 28.25 min
This flight has an average delay of 28.25 minutes with a standard deviation of 45.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 66% of other flights.