Cheap flights from Japan to Washington, D.C. from $372

The month of September is, on average, the cheapest month to fly to Washington, D.C. from Japan, with most prices found around $904. If you’re not able to fly to Washington, D.C. in September, then November is your next best option. Flight prices from Japan to Washington, D.C. during November average around $980.

On average, the least expensive day to fly to Washington, D.C. from Japan is on a Monday. momondo users have found tickets for Monday departures for as low as $1,232. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Japan to Washington, D.C. for around $1,700.

In the afternoon is the cheapest time of day to fly from Japan to Washington, D.C. when you can find flight prices for as low as $1,329. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $1,838. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Tokyo Haneda to Washington, D.C. Dulles Intl for the best Japan - Washington, D.C. flight prices

There are 4 cabin classes available to choose from on Japan to Washington, D.C. flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 57% on your flight if you consider stops on a Japan to Washington, D.C. flight.

EVA Air, Qatar Airways, and United Airlines are the most popular carriers operating from Japan to Washington, D.C.

United Airlines, ANA and Delta are the top three most popular airlines that fly to Washington, D.C. from Japan according to our data. United Airlines is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 4 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

Historically, on average around 12% of flights between Japan and Washington, D.C. have experienced a delay on any given week. The average delay length over the past 12 months has been 186 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, ANA have had the least number of delays on this route over the last 12 months; with about 10% of their flights experiencing any sort of delay.

As of March 2026, 6 flights take off from Japan and land in Washington, D.C. each day. The most common flight departure time for this route is 4:00PM, with 53% of daily flights taking off in the afternoon.

As of March 2026, there are 46 flights per week flying from Japan to Washington, D.C.. The most common day of the week flights depart is Sat, with 22% of flights taking off on this day.