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(AC) Air Canada 4923 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-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
43
69%
Late
2
3%
Very Late
8
13%
Excessive
7
11%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
28
Codeshares
61
Average Delay (min.)
54.07142857142857
Standard Deviation
83.9
Min
0
Max
341

AC 4923 On-Time Performance Details

Overall Rating
0.2 of 5
Very Poor
Percentage On-Time 71%
Average Delay Time 54.07142857142857 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.2 shows that this flight has on-time performance characteristics better than 3% of all other flights in the FlightStats database.
On-Time Performance Rating
0.3 of 5
Very Poor
Percentage On-Time 71%
This flight has an on-time performance of 71%. 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
0.1 of 5
Very Poor
Average Delay Time 54.07142857142857 min
This flight has an average delay of 54.07142857142857 minutes with a standard deviation of 83.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 1% of other flights.