background

(QF) Qantas 3997 On-Time Performance Rating

Date Range:

01-Aug-2026 to 30-Sep-2026

(YYC) Calgary International Airport

Calgary, AB, CA

(YHZ) Halifax Stanfield International Airport

Halifax, NS, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
54
89%
Late
3
5%
Very Late
0
0%
Excessive
2
3%
Cancelled
2
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
9
Codeshares
61
Average Delay (min.)
33.22222222222222
Standard Deviation
51
Min
0
Max
161

QF 3997 On-Time Performance Details

Overall Rating
3.9 of 5
Good
Percentage On-Time 89%
Average Delay Time 33.22222222222222 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.9 shows that this flight has on-time performance characteristics better than 76% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 89%
This flight has an on-time performance of 89%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
2.7 of 5
Average
Average Delay Time 33.22222222222222 min
This flight has an average delay of 33.22222222222222 minutes with a standard deviation of 51 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.