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(AC) Air Canada 3837 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(IAD) Washington Dulles International Airport

Dulles, VA, US

(LIS) Lisbon Humberto Delgado Airport

Lisbon, PT

On-Time Performance Chart

(using rounded numbers)
On-Time
19
73%
Late
1
4%
Very Late
1
4%
Excessive
3
12%
Cancelled
0
0%
Diverted
2
8%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
24
Total Delays ( > 1 min )
8
Codeshares
24
Average Delay (min.)
43.75
Standard Deviation
48.5
Min
0
Max
130

AC 3837 On-Time Performance Details

Overall Rating
2.4 of 5
Average
Percentage On-Time 79%
Average Delay Time 43.75 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
3.3 of 5
Average
Percentage On-Time 79%
This flight has an on-time performance of 79%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 66% of other flights.
Delay Performance
1.4 of 5
Poor
Average Delay Time 43.75 min
This flight has an average delay of 43.75 minutes with a standard deviation of 48.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 27% of other flights.