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(QR) Qatar Airways 3439 On-Time Performance Rating

Date Range:

01-May-2026 to 30-Jun-2026

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

(YYC) Calgary International Airport

Calgary, AB, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
16
76%
Late
4
19%
Very Late
1
5%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
21
Total Delays ( > 1 min )
10
Codeshares
21
Average Delay (min.)
14.1
Standard Deviation
10.4
Min
0
Max
36

QR 3439 On-Time Performance Details

Overall Rating
3.2 of 5
Average
Percentage On-Time 76%
Average Delay Time 14.1 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.2 shows that this flight has on-time performance characteristics better than 63% of all other flights in the FlightStats database.
On-Time Performance Rating
2.1 of 5
Average
Percentage On-Time 76%
This flight has an on-time performance of 76%. 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
4.3 of 5
Good
Average Delay Time 14.1 min
This flight has an average delay of 14.1 minutes with a standard deviation of 10.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 86% of other flights.

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