background

(AC) Air Canada 3998 On-Time Performance Rating

Date Range:

01-Mar-2026 to 30-Apr-2026

(SAT) San Antonio International Airport

San Antonio, TX, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
31
57%
Late
7
13%
Very Late
3
6%
Excessive
10
19%
Cancelled
2
4%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
53
Total Delays ( > 1 min )
32
Codeshares
53
Average Delay (min.)
52.53125
Standard Deviation
65.4
Min
0
Max
214

AC 3998 On-Time Performance Details

Overall Rating
0.1 of 5
Very Poor
Percentage On-Time 59%
Average Delay Time 52.53125 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.1 shows that this flight has on-time performance characteristics better than 0% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 59%
This flight has an on-time performance of 59%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 52.53125 min
This flight has an average delay of 52.53125 minutes with a standard deviation of 65.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 3% of other flights.