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(AC) Air Canada 663 On-Time Performance Rating

Date Range:

01-Feb-2026 to 31-Mar-2026

(YHZ) Halifax Stanfield International Airport

Halifax, NS, CA

(YUL) Montreal-Trudeau International Airport

Montreal, QC, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
44
80%
Late
5
9%
Very Late
0
0%
Excessive
4
7%
Cancelled
2
4%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
55
Total Delays ( > 1 min )
19
Codeshares
0
Average Delay (min.)
34.1578947368421
Standard Deviation
61.7
Min
0
Max
274

AC 663 On-Time Performance Details

Overall Rating
3.0 of 5
Average
Percentage On-Time 80%
Average Delay Time 34.1578947368421 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3 shows that this flight has on-time performance characteristics better than 58% of all other flights in the FlightStats database.
On-Time Performance Rating
3.6 of 5
Good
Percentage On-Time 80%
This flight has an on-time performance of 80%. 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
2.3 of 5
Average
Average Delay Time 34.1578947368421 min
This flight has an average delay of 34.1578947368421 minutes with a standard deviation of 61.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 46% of other flights.