Cheapest return flights from Seattle to Tokyo in September from $770

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

Return flights

23 Sep - 30 Sep Alaska Airlines
24 Sep - 31 Oct Hawaiian Airlines direct
26 Sep - 09 Oct Philippine Airlines
20 Sep - 28 Sep Alaska Airlines direct
23 Sep - 30 Sep Hawaiian Airlines direct
20 Sep - 24 Sep Alaska Airlines direct
24 Sep - 01 Oct Hawaiian Airlines direct
28 Sep - 02 Oct Hawaiian Airlines direct
22 Sep - 27 Sep Hawaiian Airlines direct
22 Sep - 29 Sep Hawaiian Airlines direct
24 Sep - 30 Oct Japan Airlines direct
27 Sep - 30 Sep ANA
26 Sep - 16 Oct Korean Air
23 Sep - 30 Oct ANA
20 Sep - 18 Oct Asiana Airlines
26 Sep - 09 Oct Hawaiian Airlines direct
20 Sep - 18 Oct Hawaiian Airlines direct

Also check the deals for one-way flights from Seattle 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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