Search for cheap flights and last-minute deals with Netflights. We've scanned all the flights from Washington DC Washington Dulles International Airport to Hong Kong, across the eight airlines that offer this route. We've found that 02 / Jul / 2025 is the cheapest date to travel at the moment, but it's best to go through the results to see which flight suits you.
The most popular airlines offering flights to Hong Kong are British Airways, EVA Air & Lufthansa. British Airways is the most popular one, but that doesn’t mean their flights will be the cheapest. If you can't find a flight time that suits you, why not look at flying out from a different airport?
Generally speaking, the flight from Washington DC Washington Dulles International Airport to Hong Kong takes around 27 hrs. The fastest flight takes 22 hrs 45 mins to cover the 13113 km distance. You can view all flight times yourself in the results list.
Searching by month, for instance, will show you the best time of the week to fly.
