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(QF) Qantas 3139 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

(DFW) Dallas Fort Worth International Airport

Dallas, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
18
75%
Late
0
0%
Very Late
2
8%
Excessive
4
17%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
24
Total Delays ( > 1 min )
13
Codeshares
24
Average Delay (min.)
64.92307692307692
Standard Deviation
109.7
Min
0
Max
397

QF 3139 On-Time Performance Details

Overall Rating
1.1 of 5
Poor
Percentage On-Time 75%
Average Delay Time 64.92307692307692 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.1 shows that this flight has on-time performance characteristics better than 21% of all other flights in the FlightStats database.
On-Time Performance Rating
2.1 of 5
Average
Percentage On-Time 75%
This flight has an on-time performance of 75%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 42% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 64.92307692307692 min
This flight has an average delay of 64.92307692307692 minutes with a standard deviation of 109.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 2% of other flights.

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