Cathay Pacific
CX811 Flight Status
Based on Trip.com’s real-time data, the CX811 flight operated by Cathay Pacific on Aug 13, 2026 is scheduled to fly from Boston (BOS) to Hong Kong (HKG). The flight is expected to depart at 01:45 (local time in Boston, UTC-4) and land at 04:26 (local time in Hong Kong, UTC+8) .
Wed, Aug 12
Thu, Aug 13
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Arrived
The flight has arrived 1m late
12826km
15h 15m
Check-in Counter
--
Boarding Gate
E11
Arrival Gate
60
Baggage
3
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Scheduled
Your flight will depart on time.
12826km
15h 15m
Check-in Counter
--
Boarding Gate
E11
Arrival Gate
--
Baggage
--
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Information provided by VariFlightVariFlight.
For the latest updates, please refer to airport announcements or consult your airline.
You can also explore more flights from Boston to Hong Kong or track other flights with our flight status tracker.
CX811 Aircraft Details
According to Trip.com real-time data, the CX811 flight flying from Boston to Hong Kong on 8/13/2026 is operated by the aircraft model Airbus A350. This aircraft has been in service for 7y, 8m. The aircraft is equipped with 334 seats. The average flight distance for this journey is 12,826 km.
Airbus A350
Punctuality (Departure)
93
%
Punctuality (Arrival)
100
%
Early on average
19 minutes
Age
7y, 8m
Seats
334
Distance
12,826 km
Economy
Premium Economy
Business
Onboard Amenities
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seating Plan
81 cm
Legroom
46 cm
Seat width
115°
Reclining Angle
3-3-3
Seat layout example
Onboard Amenities
Meal included
Seatback entertainment system
Wi-Fi (free)
USB port and power outlet
Seating Plan
102 cm
Legroom
51 cm
Seat width
135°
Reclining Angle
2-4-2
Seat layout example
Onboard Amenities
Meal included
Seatback entertainment system
Wi-Fi (free)
USB port and power outlet
Seating Plan
114 cm
Legroom
51 cm
Seat width
180°
Reclining Angle
Fully reclinable
1-2-1
Seat layout example
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Flight History for CX811
Trip.com historical records show that the last CX811 flight departed on Wed, Aug 12 from BOS at approximately 02:13. This flight is expected to arrrive in HKG at 05:01.
| Date | Airport | Aircraft Type | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Fri, Aug 7 | Boston (BOS) | Hong Kong (HKG) | 351 | 02:08 | 05:17 | Arrived |
| Sat, Aug 8 | Boston (BOS) | Hong Kong (HKG) | 351 | 02:06 | 04:57 | Arrived |
| Sun, Aug 9 | Boston (BOS) | Hong Kong (HKG) | 351 | 02:07 | 04:48 | Arrived |
| Mon, Aug 10 | Boston (BOS) | Hong Kong (HKG) | 351 | 01:59 | 05:08 | Arrived |
| Tue, Aug 11 | Boston (BOS) | Hong Kong (HKG) | 351 | 03:20 | 06:15 | Arrived |
| Wed, Aug 12 | Boston (BOS) | Hong Kong (HKG) | 351 | 02:13 | 05:01 | Arrived |
| Thu, Aug 13 | Boston (BOS) | Hong Kong (HKG) | 351 | 01:45 | 04:26 | Scheduled |
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CX811 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of CX811 is 93% (Late on average 13 minutes), and the on-time arrival rate is 100% (Early on average 19 minutes).
On-Time Departures
Punctuality
93
%
Late on average
13 minutes
Early
7
%
On time
87
%
30 mins late
7
%
60 mins late
0
%
90 mins late
0
%
Cancelled
1
%
On-Time Arrivals
Punctuality
100
%
Early on average
19 minutes
Early
83
%
On time
17
%
30 mins late
0
%
60 mins late
0
%
90 mins late
0
%
Cancelled
1
%
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Destination Info: Hong Kong Weather & Time
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Expected weather conditions upon arrival
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Time on arrival: Boston 16:26
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