(QR) Qatar Airways 2535 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(TYS) Knoxville McGhee Tyson Airport

Knoxville, TN, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)

On-Time

50%

Late

25%

Very Late

Excessive

25%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

82.66666666666667

Standard Deviation

122.4

Min

Max

224

QR 2535 On-Time Performance Details

Overall Rating

0.4 of 5

Very Poor

Percentage On-Time 50%

Average Delay Time 82.66666666666667 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.4 shows that this flight has on-time performance characteristics better than 7% of all other flights in the FlightStats database.

On-Time Performance Rating

0.5 of 5

Very Poor

Percentage On-Time 50%

This flight has an on-time performance of 50%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 10% of other flights.

Delay Performance

0.3 of 5

Very Poor

Average Delay Time 82.66666666666667 min

This flight has an average delay of 82.66666666666667 minutes with a standard deviation of 122.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 7% of other flights.