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(QR) Qatar Airways 8421 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(HKG) Hong Kong International Airport

Hong Kong, HK

(DOH) Doha Hamad International Airport

Doha, QA

On-Time Performance Chart

(using rounded numbers)
On-Time
6
75%
Late
1
13%
Very Late
0
0%
Excessive
1
13%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
8
Total Delays ( > 1 min )
4
Codeshares
0
Average Delay (min.)
77
Standard Deviation
130.7
Min
0
Max
273

QR 8421 On-Time Performance Details

Overall Rating
1.4 of 5
Poor
Percentage On-Time 75%
Average Delay Time 77 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.4 shows that this flight has on-time performance characteristics better than 27% of all other flights in the FlightStats database.
On-Time Performance Rating
2.5 of 5
Average
Percentage On-Time 75%
This flight has an on-time performance of 75%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 50% of other flights.
Delay Performance
0.3 of 5
Very Poor
Average Delay Time 77 min
This flight has an average delay of 77 minutes with a standard deviation of 130.7 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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