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(QR) Qatar Airways 8577 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(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
8
44%
Late
1
6%
Very Late
1
6%
Excessive
8
44%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
18
Total Delays ( > 1 min )
13
Codeshares
18
Average Delay (min.)
57.15384615384615
Standard Deviation
55.2
Min
0
Max
218

QR 8577 On-Time Performance Details

Overall Rating
0.2 of 5
Very Poor
Percentage On-Time 44%
Average Delay Time 57.15384615384615 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 3% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 44%
This flight has an on-time performance of 44%. 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
0.4 of 5
Very Poor
Average Delay Time 57.15384615384615 min
This flight has an average delay of 57.15384615384615 minutes with a standard deviation of 55.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 8% of other flights.

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