At the moment, there are four airlines flying to Hanoi. Go through the results to find the right flights for you – you can adjust the filters to see find even more flights to Hanoi.
Korean Air is the most popular airline that flies from Washington DC Washington Dulles International Airport to Hanoi. But it's still worth looking at other options, as there are eight flights to Hanoi every week. If you want to broaden your search, look at flights departing from other airports.
The distance between Washington DC Washington Dulles International Airport to Hanoi is 13327 km. Normally, it takes about 24 hrs to fly, and you can definitely expect the journey to be at least 21 hrs 25 mins. You can see the various flight times in the results.
If you need somewhere to stay for your trip to Vietnam, take a look at our accommodation options.