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(AC) Air Canada 4929 On-Time Performance Rating

Date Range:

01-Dec-2025 to 31-Jan-2026

(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
42
72%
Late
7
12%
Very Late
1
2%
Excessive
5
9%
Cancelled
3
5%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
58
Total Delays ( > 1 min )
19
Codeshares
58
Average Delay (min.)
40.89473684210526
Standard Deviation
56.4
Min
0
Max
244

AC 4929 On-Time Performance Details

Overall Rating
1.9 of 5
Average
Percentage On-Time 72%
Average Delay Time 40.89473684210526 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.9 shows that this flight has on-time performance characteristics better than 37% of all other flights in the FlightStats database.
On-Time Performance Rating
2.1 of 5
Average
Percentage On-Time 72%
This flight has an on-time performance of 72%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 42% of other flights.
Delay Performance
1.7 of 5
Average
Average Delay Time 40.89473684210526 min
This flight has an average delay of 40.89473684210526 minutes with a standard deviation of 56.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.