(QR) Qatar Airways 3309 On-Time Performance Rating

Date Range:

01-Jul-2026 to 31-Aug-2026

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

On-Time Performance Chart

(using rounded numbers)

On-Time

84%

Late

Very Late

Excessive

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

22.357142857142858

Standard Deviation

25.4

Min

Max

QR 3309 On-Time Performance Details

Overall Rating

4.6 of 5

Very Good

Percentage On-Time 84%

Average Delay Time 22.357142857142858 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.6 shows that this flight has on-time performance characteristics better than 90% of all other flights in the FlightStats database.

On-Time Performance Rating

4.9 of 5

Very Good

Percentage On-Time 84%

This flight has an on-time performance of 84%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 97% of other flights.

Delay Performance

4.2 of 5

Good

Average Delay Time 22.357142857142858 min

This flight has an average delay of 22.357142857142858 minutes with a standard deviation of 25.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 84% of other flights.