CX840: aircraft, cabin & seats
CX840 operates Hong Kong (HKG) → New York JFK (JFK) · ~16h westbound.
Which cabin will CX840 have? The HKG–JFK route is typically operated by Airbus A350-1000 (Aria Suite (newer tails) or Cirrus Reverse Herringbone). Airlines swap aircraft, so enter CX840 on SeatRadar to see which aircraft and cabin has actually flown it over the last 14 days.
Aircraft & cabins on HKG–JFK
Cathay Pacific — Airbus A350-1000
Share: All CX frequencies · Cabin: Aria Suite (newer tails) or Cirrus Reverse Herringbone
Best business class on HKG–JFK
Cathay A350-1000 with Aria Suite if available — the better cabin matters more on a 16-hour flight.
Check CX840 live
Other flights on HKG–JFK
Full route guide: Hong Kong to New York JFK →