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(QR) Qatar Airways 9139 On-Time Performance Rating

Date Range:

15-Jul-2026 to 15-Sep-2026

(TYS) Knoxville McGhee Tyson Airport

Knoxville, TN, US

(DFW) Dallas Fort Worth International Airport

Dallas, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
48
81%
Late
4
7%
Very Late
2
3%
Excessive
5
8%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
59
Total Delays ( > 1 min )
16
Codeshares
59
Average Delay (min.)
39
Standard Deviation
40.2
Min
0
Max
135

QR 9139 On-Time Performance Details

Overall Rating
3.1 of 5
Average
Percentage On-Time 81%
Average Delay Time 39 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.1 shows that this flight has on-time performance characteristics better than 60% of all other flights in the FlightStats database.
On-Time Performance Rating
4.4 of 5
Good
Percentage On-Time 81%
This flight has an on-time performance of 81%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 88% of other flights.
Delay Performance
1.7 of 5
Average
Average Delay Time 39 min
This flight has an average delay of 39 minutes with a standard deviation of 40.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.