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(QR) Qatar Airways 8631 On-Time Performance Rating

Date Range:

01-Oct-2025 to 30-Nov-2025

(MIA) Miami International Airport

Miami, FL, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
10
83%
Late
1
8%
Very Late
0
0%
Excessive
1
8%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
12
Total Delays ( > 1 min )
2
Codeshares
12
Average Delay (min.)
59.5
Standard Deviation
55.9
Min
0
Max
99

QR 8631 On-Time Performance Details

Overall Rating
2.4 of 5
Average
Percentage On-Time 83%
Average Delay Time 59.5 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.4 shows that this flight has on-time performance characteristics better than 47% of all other flights in the FlightStats database.
On-Time Performance Rating
3.6 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 73% of other flights.
Delay Performance
1.2 of 5
Poor
Average Delay Time 59.5 min
This flight has an average delay of 59.5 minutes with a standard deviation of 55.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 24% of other flights.

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