background

(AC) Air Canada 3837 On-Time Performance Rating

Date Range:

01-Jun-2026 to 31-Jul-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
28
45%
Late
12
19%
Very Late
6
10%
Excessive
13
21%
Cancelled
1
2%
Diverted
2
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
43
Codeshares
60
Average Delay (min.)
42.13953488372093
Standard Deviation
51.1
Min
0
Max
266

AC 3837 On-Time Performance Details

Overall Rating
0.7 of 5
Poor
Percentage On-Time 47%
Average Delay Time 42.13953488372093 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.7 shows that this flight has on-time performance characteristics better than 13% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 47%
This flight has an on-time performance of 47%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
1.4 of 5
Poor
Average Delay Time 42.13953488372093 min
This flight has an average delay of 42.13953488372093 minutes with a standard deviation of 51.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 27% of other flights.