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

Return flights

29 Oct - 12 Nov	Asiana Airlines
25 Oct - 07 Nov	Air Canada
20 Oct - 01 Nov	Air Canada
18 Oct - 31 Oct	Air Canada
07 Oct - 18 Oct	Asiana Airlines
19 Oct - 25 Oct	Frontier Airlines
02 Oct - 08 Oct	Frontier Airlines
21 Oct - 01 Nov	Asiana Airlines
01 Oct - 15 Oct	Air Canada
23 Oct - 27 Oct	Frontier Airlines
05 Oct - 16 Oct	Air Canada
05 Oct - 18 Oct	Air Canada
09 Oct - 24 Oct	Air Canada
09 Oct - 19 Oct	Air Canada
01 Oct - 25 Nov	Air Canada
01 Oct - 25 Nov	ANA	direct
29 Oct - 12 Nov	ANA	direct

Also check the deals for one-way flights from Denver to Tokyo in October.

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 October from $917

Return flights