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(CX) Cathay Pacific 811 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-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
53
88%
Late
3
5%
Very Late
1
2%
Excessive
2
3%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
11
Codeshares
0
Average Delay (min.)
21.545454545454547
Standard Deviation
24.5
Min
0
Max
77

CX 811 On-Time Performance Details

Overall Rating
4.4 of 5
Good
Percentage On-Time 88%
Average Delay Time 21.545454545454547 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.4 shows that this flight has on-time performance characteristics better than 86% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 88%
This flight has an on-time performance of 88%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
3.8 of 5
Good
Average Delay Time 21.545454545454547 min
This flight has an average delay of 21.545454545454547 minutes with a standard deviation of 24.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.