Cheapest return flights from Denver to Tokyo in September from $680

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

Return flights

15 Sep - 01 Oct Frontier Airlines
11 Sep - 17 Sep Frontier Airlines
17 Sep - 26 Sep Frontier Airlines
23 Sep - 30 Sep Frontier Airlines
18 Sep - 30 Sep Frontier Airlines
15 Sep - 26 Sep Frontier Airlines
16 Sep - 05 Oct Frontier Airlines
17 Sep - 28 Sep Frontier Airlines
17 Sep - 27 Sep Frontier Airlines
16 Sep - 26 Sep Frontier Airlines
30 Sep - 20 Oct Frontier Airlines
10 Sep - 17 Sep Frontier Airlines
18 Sep - 29 Sep Frontier Airlines
29 Sep - 14 Oct Frontier Airlines
27 Sep - 18 Oct Alaska Airlines
29 Sep - 14 Oct ANA direct
30 Sep - 20 Oct United direct
24 Sep - 22 Oct United
24 Sep - 22 Oct ANA direct
15 Sep - 01 Oct ANA direct

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

Skyscanner

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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