Cathay Pacific CX811 Flight Status
Based on Trip.com’s real-time data, the CX811 flight operated by Cathay Pacific on May 10, 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 04:28 (local time in Hong Kong, UTC+8) .
Sat, May 9
Sun, May 10
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En route
Your flight has departed Boston and is expected to arrive in Hong Kong at 06:25.
12826km
15h 15m
Check-in Counter
--
Boarding Gate
E12
Arrival Gate
--
Baggage
--
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Scheduled
Your flight will depart on time.
15h 15m
Check-in Counter
--
Boarding Gate
E12
Arrival Gate
--
Baggage
--
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Information provided by VariFlightVariFlight. For the latest updates, please refer to airport announcements or consult your airline. If this is not your flight, you can browse more options for flights from Boston to Hong Kong to find your schedule.
CX811 Aircraft Details
According to Trip.com real-time data, the CX811 flight flying from Boston to Hong Kong on 5/10/2026 is operated by the aircraft model Airbus A350. This aircraft has been in service for 7y, 2m. The aircraft is equipped with 334 seats.
Airbus A350
Punctuality (Departure)
97%
Punctuality (Arrival)
97%
Early on average
25 minutes
Age
7y, 2m
Seats
334
Distance
--
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 Sat, May 9 from BOS at approximately 03:42. This flight is expected to arrrive in HKG at 06:25.
| Date | Airport | Aircraft Type | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Mon, May 4 | Boston (BOS) | Hong Kong (HKG) | 351 | 02:08 | 04:43 | Arrived |
| Tue, May 5 | Boston (BOS) | Hong Kong (HKG) | 351 | 01:50 | 04:12 | Arrived |
| Wed, May 6 | Boston (BOS) | Hong Kong (HKG) | 351 | 01:47 | 04:10 | Arrived |
| Thu, May 7 | Boston (BOS) | Hong Kong (HKG) | 351 | 02:07 | 04:39 | Arrived |
| Fri, May 8 | Boston (BOS) | Hong Kong (HKG) | 351 | 02:13 | 04:56 | Arrived |
| Sat, May 9 | Boston (BOS) | Hong Kong (HKG) | 351 | 03:42 | 06:25 | En route |
| Sun, May 10 | Boston (BOS) | Hong Kong (HKG) | 351 | 01:45 | 04:28 | 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 97% (Late on average 8 minutes), and the on-time arrival rate is 97% (Early on average 25 minutes).
On-Time Departures
Punctuality
97%
Late on average 8 minutes
Early
17%
On time
80%
30 mins late
3%
60 mins late
0%
90 mins late
0%
Cancelled
0%
On-Time Arrivals
Punctuality
97%
Early on average 25 minutes
Early
90%
On time
7%
30 mins late
3%
60 mins late
0%
90 mins late
0%
Cancelled
0%
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Destination Info: Hong Kong Weather & Time
Cloudy
|
23°C - 26°C
Expected weather conditions upon arrival
12 hour time difference
Time on arrival: Boston 16:28| Hong Kong 04:28
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