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(QR) Qatar Airways 9501 On-Time Performance Rating

Date Range:

01-May-2025 to 30-Jun-2025

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(STL) St Louis Lambert International Airport

Saint Louis, MO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
3
33%
Late
1
11%
Very Late
1
11%
Excessive
3
33%
Cancelled
1
11%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
9
Total Delays ( > 1 min )
7
Codeshares
9
Average Delay (min.)
71.14285714285714
Standard Deviation
96.4
Min
0
Max
279

QR 9501 On-Time Performance Details

Overall Rating
0.2 of 5
Very Poor
Percentage On-Time 33%
Average Delay Time 71.14285714285714 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.2 shows that this flight has on-time performance characteristics better than 2% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 33%
This flight has an on-time performance of 33%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
0.3 of 5
Very Poor
Average Delay Time 71.14285714285714 min
This flight has an average delay of 71.14285714285714 minutes with a standard deviation of 96.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 5% of other flights.

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