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(AC) Air Canada 851 On-time Performance Rating

Date Range:

15-Sep-2018 to 15-Nov-2018

(LHR) London Heathrow Airport

London, EN, GB

(YYC) Calgary International Airport

Calgary, AB, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
52
84%
Late
6
10%
Very Late
3
5%
Excessive
0
0%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
62
Total Delays ( > 1 min )
30
Codeshares
0
Average Delay (min.)
13
Standard Deviation
11.7
Min
0
Max
43

AC 851 On-time Performance Details

Overall Rating
4.5 of 5
Good
Percentage On-Time 84%
Average Delay Time 13 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.5 shows that this flight has on-time performance characteristics better than 88% of all other flights in the FlightStats database.
On-time Performance Rating
4.2 of 5
Good
Percentage On-Time 84%
This flight has an on-time performance of 84%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 84% of other flights.
Delay Performance
4.7 of 5
Very Good
Average Delay Time 13 min
This flight has an average delay of 13 minutes with a standard deviation of 11.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 93% of other flights.