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(AC) Air Canada 4912 On-Time Performance Rating

Date Range:

01-May-2026 to 30-Jun-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(STL) St Louis Lambert International Airport

Saint Louis, MO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
42
67%
Late
6
10%
Very Late
1
2%
Excessive
9
14%
Cancelled
3
5%
Diverted
2
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
25
Codeshares
61
Average Delay (min.)
52
Standard Deviation
62.1
Min
0
Max
218

AC 4912 On-Time Performance Details

Overall Rating
0.3 of 5
Very Poor
Percentage On-Time 69%
Average Delay Time 52 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.3 shows that this flight has on-time performance characteristics better than 5% of all other flights in the FlightStats database.
On-Time Performance Rating
0.3 of 5
Very Poor
Percentage On-Time 69%
This flight has an on-time performance of 69%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 5% of other flights.
Delay Performance
0.3 of 5
Very Poor
Average Delay Time 52 min
This flight has an average delay of 52 minutes with a standard deviation of 62.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 5% of other flights.