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(QR) Qatar Airways 8666 On-Time Performance Rating

Date Range:

01-Apr-2025 to 31-May-2025

(STL) St Louis Lambert International Airport

Saint Louis, MO, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
33
80%
Late
2
5%
Very Late
0
0%
Excessive
4
10%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
40
Total Delays ( > 1 min )
14
Codeshares
40
Average Delay (min.)
24.714285714285715
Standard Deviation
26.9
Min
0
Max
78

QR 8666 On-Time Performance Details

Overall Rating
3.7 of 5
Good
Percentage On-Time 83%
Average Delay Time 24.714285714285715 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.7 shows that this flight has on-time performance characteristics better than 73% of all other flights in the FlightStats database.
On-Time Performance Rating
3.9 of 5
Good
Percentage On-Time 83%
This flight has an on-time performance of 83%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 79% of other flights.
Delay Performance
3.5 of 5
Average
Average Delay Time 24.714285714285715 min
This flight has an average delay of 24.714285714285715 minutes with a standard deviation of 26.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 69% of other flights.

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