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

Return flights

11 Jan - 22 Jan	Air Canada
13 Jan - 22 Jan	Air Canada
21 Jan - 11 Feb	Air Canada
25 Jan - 10 Feb	Air Canada
26 Jan - 10 Feb	Air Canada
07 Jan - 14 Jan	Turkish Airlines
08 Jan - 18 Jan	Turkish Airlines
13 Jan - 15 Jan	Air Canada
07 Jan - 17 Jan	Air Canada
10 Jan - 01 Feb	Hawaiian Airlines
11 Jan - 28 Jan	United
24 Jan - 23 Feb	United
04 Jan - 20 Jan	Delta
05 Jan - 20 Jan	United
04 Jan - 18 Jan	United
01 Jan - 01 Feb	United

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

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.

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Cheapest return flights from Washington to Tokyo in January from 908€

Return flights