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(QF) Qantas 8420 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(DXB) Dubai International Airport

Dubai, AE

(PER) Perth Airport

Perth, WA, AU

On-Time Performance Chart

(using rounded numbers)
On-Time
17
28%
Late
24
39%
Very Late
11
18%
Excessive
8
13%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
58
Codeshares
61
Average Delay (min.)
28.896551724137932
Standard Deviation
22.1
Min
0
Max
99

QF 8420 On-Time Performance Details

Overall Rating
1.8 of 5
Average
Percentage On-Time 28%
Average Delay Time 28.896551724137932 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.8 shows that this flight has on-time performance characteristics better than 35% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 28%
This flight has an on-time performance of 28%. 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
3.6 of 5
Good
Average Delay Time 28.896551724137932 min
This flight has an average delay of 28.896551724137932 minutes with a standard deviation of 22.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.