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(PD) Porter Airlines 2521 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(YTZ) Billy Bishop Toronto City Airport

Toronto, ON, CA

(YHU) Montreal Metropolitan Airport

Montreal, QC, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
48
80%
Late
2
3%
Very Late
2
3%
Excessive
7
12%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
21
Codeshares
60
Average Delay (min.)
35.38095238095238
Standard Deviation
37.4
Min
0
Max
128

PD 2521 On-Time Performance Details

Overall Rating
2.9 of 5
Average
Percentage On-Time 80%
Average Delay Time 35.38095238095238 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.9 shows that this flight has on-time performance characteristics better than 56% of all other flights in the FlightStats database.
On-Time Performance Rating
3.8 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 76% of other flights.
Delay Performance
1.9 of 5
Average
Average Delay Time 35.38095238095238 min
This flight has an average delay of 35.38095238095238 minutes with a standard deviation of 37.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 38% of other flights.