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(AC) Air Canada 4937 On-Time Performance Rating

Date Range:

01-Oct-2025 to 30-Nov-2025

(STL) St Louis Lambert International Airport

Saint Louis, MO, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
22
65%
Late
2
6%
Very Late
3
9%
Excessive
5
15%
Cancelled
2
6%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
34
Total Delays ( > 1 min )
12
Codeshares
34
Average Delay (min.)
50.25
Standard Deviation
47.1
Min
0
Max
184

AC 4937 On-Time Performance Details

Overall Rating
0.4 of 5
Very Poor
Percentage On-Time 65%
Average Delay Time 50.25 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.4 shows that this flight has on-time performance characteristics better than 6% of all other flights in the FlightStats database.
On-Time Performance Rating
0.2 of 5
Very Poor
Percentage On-Time 65%
This flight has an on-time performance of 65%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 4% of other flights.
Delay Performance
0.5 of 5
Very Poor
Average Delay Time 50.25 min
This flight has an average delay of 50.25 minutes with a standard deviation of 47.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 10% of other flights.