Cheapest return flights from Washington to Tokyo in September from $1117

Best time to book flights for Washington (IAD) to Tokyo (HND) flights at AirHint

AirHint found the following cheapest return flights from Washington (IAD) to Tokyo (HND) in September 2025 (see full year).

Return flights

10 Sep - 24 Sep Alaska Airlines
21 Sep - 05 Oct Alaska Airlines
20 Sep - 05 Oct Alaska Airlines
01 Sep - 13 Sep Alaska Airlines
22 Sep - 29 Sep Cathay Pacific
13 Sep - 29 Sep Alaska Airlines
13 Sep - 22 Sep Cathay Pacific
03 Sep - 16 Sep Air Canada
13 Sep - 03 Oct Air Canada
01 Sep - 11 Sep Turkish Airlines
13 Sep - 01 Oct Air Canada
19 Sep - 29 Sep Air India
26 Sep - 07 Oct Air India
18 Sep - 29 Sep Air Canada
10 Sep - 20 Sep Air Canada
19 Sep - 05 Oct Air Canada
25 Sep - 06 Oct Air Canada
27 Sep - 11 Oct Air Canada
13 Sep - 01 Oct ANA direct
21 Sep - 05 Oct ANA direct

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

Skyscanner

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