Question : What is the cheapest day to fly in the next four weeks?
Answer : Mar 2nd has seen bookings (as of Feb 27th) as cheap as $3,263. That comes in 5% below the average price for this route. Saving now means you'll have more money to spend on your trip.
Question : Is the price you found a good deal?
Answer : Ranging from $3,263 to $3,847, prices for FUK to IAD fluctuate much less than the majority of routes from Japan. Prices tend to be lower the further out you book.
Question : How long do most people stay in Dulles?
Answer : Of course you're not most people, but if you were, you'd stay roughly nine days.
Question : If your plans are flexible, have you considered changing your departure day?
Answer : In March, the cheapest day to fly is Thursday. Flexibility is paramount when booking travel plans in order to keep travel costs down.