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(AC) Air Canada 7991 On-Time Performance Rating

Date Range:

01-Sep-2026 to 31-Oct-2026

(YDF) Deer Lake Regional Airport

Deer Lake, NL, CA

(YUL) Montreal-Trudeau International Airport

Montreal, QC, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
46
73%
Late
11
17%
Very Late
1
2%
Excessive
2
3%
Cancelled
1
2%
Diverted
2
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
25
Codeshares
61
Average Delay (min.)
17.68
Standard Deviation
14.4
Min
0
Max
56

AC 7991 On-Time Performance Details

Overall Rating
3.0 of 5
Average
Percentage On-Time 75%
Average Delay Time 17.68 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
1.5 of 5
Poor
Percentage On-Time 75%
This flight has an on-time performance of 75%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 31% of other flights.
Delay Performance
4.4 of 5
Good
Average Delay Time 17.68 min
This flight has an average delay of 17.68 minutes with a standard deviation of 14.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 88% of other flights.