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

Return flights

11 Dec - 18 Dec	Air Canada
21 Dec - 29 Dec	Air Canada
26 Dec - 10 Jan	Air Canada
22 Dec - 27 Dec	Air Canada
26 Dec - 03 Jan	Air Canada
18 Dec - 07 Jan	Alaska Airlines
19 Dec - 05 Jan	Air Canada
19 Dec - 04 Jan	Air Canada
26 Dec - 10 Jan	United	direct
20 Dec - 03 Jan	Alaska Airlines
28 Dec - 04 Jan	Air Canada
11 Dec - 18 Dec	United	direct
18 Dec - 07 Jan	ANA	direct
28 Dec - 04 Jan	ANA	direct
22 Dec - 27 Dec	United	direct

Also check the deals for one-way flights from Denver 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 Denver to Tokyo in December from $1002

Return flights