Cheapest one-way flights from Washington to Tokyo in January from $341

AirHint found the following cheapest one-way flights from Washington (IAD) to Tokyo (NRT) in January 2026 (see full year).

One-Way flights

14 Jan Frontier Airlines
16 Jan Frontier Airlines
12 Jan Frontier Airlines
07 Jan Frontier Airlines
05 Jan Frontier Airlines
20 Jan Air Canada
21 Jan Hawaiian Airlines
15 Jan Frontier Airlines
26 Jan Air Canada
28 Jan Air Canada

Also check the deals for return flights from Washington to Tokyo in January.

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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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