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(CX) Cathay Pacific 811 On-Time Performance Rating

Date Range:

15-Jun-2026 to 15-Aug-2026

(BOS) Boston Logan International Airport

Boston, MA, US

(HKG) Hong Kong International Airport

Hong Kong, HK

On-Time Performance Chart

(using rounded numbers)
On-Time
44
72%
Late
9
15%
Very Late
1
2%
Excessive
6
10%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
26
Codeshares
0
Average Delay (min.)
36.42307692307692
Standard Deviation
44.8
Min
0
Max
165

CX 811 On-Time Performance Details

Overall Rating
2.8 of 5
Average
Percentage On-Time 72%
Average Delay Time 36.42307692307692 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.8 shows that this flight has on-time performance characteristics better than 55% of all other flights in the FlightStats database.
On-Time Performance Rating
2.7 of 5
Average
Percentage On-Time 72%
This flight has an on-time performance of 72%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 54% of other flights.
Delay Performance
2.9 of 5
Average
Average Delay Time 36.42307692307692 min
This flight has an average delay of 36.42307692307692 minutes with a standard deviation of 44.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 58% of other flights.