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(QF) Qantas 642 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(PER) Perth Airport

Perth, WA, AU

(SYD) Sydney Kingsford Smith International Airport

Sydney, NSW, AU

On-Time Performance Chart

(using rounded numbers)
On-Time
38
64%
Late
13
22%
Very Late
2
3%
Excessive
4
7%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
58
Total Delays ( > 1 min )
36
Codeshares
0
Average Delay (min.)
19.694444444444443
Standard Deviation
18.9
Min
0
Max
100

QF 642 On-Time Performance Details

Overall Rating
2.2 of 5
Average
Percentage On-Time 66%
Average Delay Time 19.694444444444443 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.2 shows that this flight has on-time performance characteristics better than 43% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 66%
This flight has an on-time performance of 66%. 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
4.4 of 5
Good
Average Delay Time 19.694444444444443 min
This flight has an average delay of 19.694444444444443 minutes with a standard deviation of 18.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 88% of other flights.