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

Return flights

01 Dec - 10 Dec	Frontier Airlines
28 Dec - 10 Jan	Alaska Airlines
09 Dec - 07 Jan	Frontier Airlines
29 Dec - 12 Jan	Alaska Airlines
28 Dec - 12 Jan	Alaska Airlines
28 Dec - 09 Jan	United
01 Dec - 10 Dec	United	direct
09 Dec - 12 Jan	Alaska Airlines
15 Dec - 31 Dec	United	direct
15 Dec - 22 Dec	Air Canada
28 Dec - 09 Jan	ANA	direct
01 Dec - 02 Jan	Alaska Airlines
28 Dec - 10 Jan	ANA	direct
25 Dec - 01 Jan	Air Canada
18 Dec - 30 Dec	ANA	direct
21 Dec - 28 Dec	Air Canada
21 Dec - 28 Dec	ANA	direct
19 Dec - 30 Dec	ANA	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 760€

Return flights