The cheapest times to fly from HNA to IAD are

  • January 8th to March 18th
  • April 2nd to April 22nd (except the week of April 9th)
  • May 7th to June 17th
  • July 2nd to July 15th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from HNA to IAD is mid January. Prices can be as high as $9611 for Sunday flights during mid December, or as low as $1395 for Tuesday flights around mid January.


When to Fly to Washington

Flying from Hanamaki (HNA) to Washington, DC (IAD) will usually cost between $1395 to $8901 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid January with an average ticket price of $1461. Due to high demand the most expensive time to fly is mid December, with an average price of $9420. Planning your trip to low-cost times can easily save you $7959 on economy flights and even more on first-class flights. Generally, any price below $1664 can be considered a good price for a round-trip HNA to IAD flight.

See below for a graph of average weekly prices for the HNA to IAD route. All prices are for round-trip tickets in USD.

HNA to IAD Flight Prices

Compared to other flights, the HNA to IAD flight is more expensive than the average and costs about as much as the average flight leaving from Hanamaki. The average price per mile (for a direct flight) is $0.16, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly to Washington, and Saturdays are the most expensive days to return to Hanamaki. Selecting flights on the least expensive days could save you up to $451 (15%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $2444. Return trip prices are from the IAD to HNA flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from HNA to IAD can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 12 hour 40 minutes may not be realistic.


Flight Hacking HNA to IAD

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from HNA to IAD — but Champion Traveler does!

Hack #1: Osaka (HNA > ITM > IAD)

  • Price for both tickets: $1627
  • Average savings: $38 (2.25%)

See HNA to flights


Flight Questions Answered

Still have questions about flying from HNA to IAD? We’ve got answers.

Which airlines fly this route?

You can find 7 major airlines flying this route most often: Air Canada, Alaska, ANA, China Eastern, Hawaiian, JAL, United, and potentially more during busy seasons.

How far away is it from Washington Dulles International Airport to Hanamaki Airport?

The distance between the two airports is roughly 6496 miles or 10454 kilometers.

How long does it take to fly from HNA to IAD?

The real-world flight time for a nonstop HNA to IAD flight is about 12 hour 40 minutes.

How many flights go between Hanamaki and Washington, DC?

It depends on the day of the week and the date, but a typical day might have around 9 available flights from HNA to IAD.


Airport Location Info


Departing Airport

Origination code HNA
Origination airport name Hanamaki Airport
City Hanamaki
Country Japan
Latitude 39.4
Longitude 141.1

Return Airport

Destination code IAD
Destination airport name Washington Dulles International Airport
City Washington, DC
Country the United States
Latitude 38.9
Longitude -77.5


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.