Cathay Pacific CX811 Flight status
According to Trip.com real-time data, the CX811 flight operated by Cathay Pacific on Jul 6, 2026, flying from Boston (BOS) to Hong Kong (HKG), departed at 03:47 (local time in Boston, UTC-4) and is expected to arrive at 06:36 (local time in Hong Kong, UTC+8) at Hong Kong International Airport (HKG).
Sun, Jul 5
Mon, Jul 6
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Arrived
The flight has arrived 45m late
12826km
15h 15m
Check-in Counter
--
Boarding Gate
E11
Arrival Gate
--
Baggage
5
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En route
Your flight has departed Boston and is expected to arrive in Hong Kong at 06:36.
12826km
15h 15m
Check-in Counter
--
Boarding Gate
E10
Arrival Gate
--
Baggage
--
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Information provided by VariFlightVariFlight. For real-time updates, please check airport displays or contact your airline.
Track the Previous Flight Status: Landed at Boston
CX812
|
Hong Kong (HKG) 
Boston (BOS)
Boston (BOS)Scheduled: 23:05
|
29m early
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CX811 Aircraft Details
According to Trip.com real-time data, the CX811 flight from Boston to Hong Kong on 7/6/2026 is operated using the aircraft model Airbus A350. This aircraft has been in service for 3y, 10m. The aircraft has 334 seats. The average flight distance for this journey is 12,826km.
Airbus A350
Punctuality (Departure)
80%
Punctuality (Arrival)
87%
Early on average
1 minute
Age
3y, 10m
Seats
334
Flight Distance
12,826km
Economy
Premium Economy
Business
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
81 cm
Legroom
46 cm
Seat width
115°
Reclining Angle
3-3-3
Seat layout example
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (free)
USB port and power outlet
Seat Information
102 cm
Legroom
51 cm
Seat width
135°
Reclining Angle
2-4-2
Seat layout example
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (free)
USB port and power outlet
Seat Information
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 Sun, Jul 5 from BOS at approximately 02:28. This flight is expected to arrrive in HKG at 05:45.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Tue, Jun 30 | Boston (BOS) | Hong Kong (HKG) | 351 | 01:45 | 04:51 | Arrived |
| Wed, Jul 1 | Boston (BOS) | Hong Kong (HKG) | 351 | 01:53 | 05:02 | Arrived |
| Thu, Jul 2 | Boston (BOS) | Hong Kong (HKG) | 351 | 02:24 | 05:12 | Arrived |
| Fri, Jul 3 | Boston (BOS) | Hong Kong (HKG) | 351 | 04:43 | 07:30 | Arrived |
| Sat, Jul 4 | Boston (BOS) | Hong Kong (HKG) | 351 | 02:22 | 05:11 | Arrived |
| Sun, Jul 5 | Boston (BOS) | Hong Kong (HKG) | 351 | 02:28 | 05:45 | Arrived |
| Mon, Jul 6 | Boston (BOS) | Hong Kong (HKG) | 351 | 03:47 | 06:36 | En route |
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CX811 On-Time Performance
Based on the average performance of this flight over the last 30 trips, the on-time departure rate of CX811 is 80% (Late on average 23 minutes), and the on-time arrival rate is 87% (Early on average 1 minute).
On-Time Departures
Punctuality
80%
Late on average 23 minutes
Early
13%
On time
67%
30 mins late
13%
60 mins late
0%
90 mins late
7%
Cancelled
0%
On-Time Arrivals
Punctuality
87%
Early on average 1 minute
Early
63%
On time
23%
30 mins late
7%
60 mins late
0%
90 mins late
7%
Cancelled
0%
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