AirHint found the following cheapest return flights from Washington (DCA) to Tokyo (NRT) in December 2025 (see full year).

Return flights

08 Dec - 16 Dec	Air Canada
08 Dec - 15 Dec	Air Canada
07 Dec - 14 Dec	Air Canada
29 Dec - 14 Jan	Air Canada
25 Dec - 15 Jan	Air Canada
11 Dec - 18 Dec	Air Canada
09 Dec - 16 Dec	Air Canada
10 Dec - 17 Dec	Air Canada
26 Dec - 23 Jan	Air Canada
15 Dec - 14 Jan	Frontier Airlines
29 Dec - 12 Jan	Air Canada
14 Dec - 21 Dec	Air Canada
12 Dec - 19 Dec	Air Canada
13 Dec - 17 Dec	Air Canada
13 Dec - 20 Dec	Air Canada
22 Dec - 14 Jan	Air Canada
31 Dec - 11 Jan	Air Canada
29 Dec - 08 Jan	Air Canada
31 Dec - 07 Jan	Air Canada
08 Dec - 18 Jan	Alaska Airlines

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

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 December from 896€

Return flights