background

(AC) Air Canada 4930 On-Time Performance Rating

Date Range:

15-May-2026 to 15-Jul-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
39
66%
Late
5
8%
Very Late
0
0%
Excessive
11
19%
Cancelled
2
3%
Diverted
2
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
57
Total Delays ( > 1 min )
27
Codeshares
57
Average Delay (min.)
44.44444444444444
Standard Deviation
55.7
Min
0
Max
239

AC 4930 On-Time Performance Details

Overall Rating
0.9 of 5
Poor
Percentage On-Time 68%
Average Delay Time 44.44444444444444 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.9 shows that this flight has on-time performance characteristics better than 16% of all other flights in the FlightStats database.
On-Time Performance Rating
0.6 of 5
Poor
Percentage On-Time 68%
This flight has an on-time performance of 68%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 12% of other flights.
Delay Performance
1.1 of 5
Poor
Average Delay Time 44.44444444444444 min
This flight has an average delay of 44.44444444444444 minutes with a standard deviation of 55.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 21% of other flights.