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

Return flights

30 Aug - 06 Sep	Frontier Airlines
29 Aug - 12 Sep	Frontier Airlines
20 Aug - 27 Aug	Frontier Airlines
19 Aug - 26 Aug	Frontier Airlines
17 Aug - 31 Aug	Frontier Airlines
16 Aug - 23 Aug	Frontier Airlines
29 Aug - 12 Sep	United	direct
30 Aug - 13 Sep	United	direct
30 Aug - 06 Sep	United	direct
19 Aug - 26 Aug	ANA	direct
20 Aug - 27 Aug	ANA	direct
17 Aug - 31 Aug	ANA	direct
16 Aug - 23 Aug	ANA	direct
22 Aug - 13 Sep	Emirates

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

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 August from 710€

Return flights