AirHint found the following cheapest return flights from Washington (IAD) to Tokyo (NRT) in May 2026 (see full year).

Return flights

25 May - 29 May	WestJet
13 May - 20 May	Air Canada
19 May - 02 Jun	Air Canada
26 May - 04 Jun	Air Canada
13 May - 27 May	Air Canada
19 May - 04 Jun	Air Canada
20 May - 04 Jun	Air Canada
20 May - 05 Jun	Air Canada
12 May - 02 Jun	Air Canada
11 May - 13 May	Air Canada
19 May - 09 Jun	Korean Air
26 May - 23 Jun	Korean Air
01 May - 15 May	Air Canada
20 May - 09 Jun	Air Canada
19 May - 19 Jun	Air Canada
14 May - 30 May	Sun Country Airlines
18 May - 25 May	Air Canada
01 May - 16 May	Air Canada
11 May - 22 May	ANA
22 May - 26 May	Air Canada

Also check the deals for one-way flights from Washington to Tokyo in May.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Tokyo

Cheap car rent in Tokyo

Cheapest return flights from Washington to Tokyo in May from $924

Return flights