(QR) Qatar Airways 8817 On-Time Performance Rating

Date Range:

01-Aug-2026 to 30-Sep-2026

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

(PDX) Portland International Airport

Portland, OR, US

On-Time Performance Chart

(using rounded numbers)

On-Time

88%

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.)

11.666666666666666

Standard Deviation

4.3

Min

Max

QR 8817 On-Time Performance Details

Overall Rating

4.7 of 5

Very Good

Percentage On-Time 90%

Average Delay Time 11.666666666666666 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.7 shows that this flight has on-time performance characteristics better than 92% of all other flights in the FlightStats database.

On-Time Performance Rating

4.9 of 5

Very Good

Percentage On-Time 90%

This flight has an on-time performance of 90%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 98% of other flights.

Delay Performance

4.4 of 5

Good

Average Delay Time 11.666666666666666 min

This flight has an average delay of 11.666666666666666 minutes with a standard deviation of 4.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 88% of other flights.