AirHint found the following cheapest return flights from Seattle (SEA) to Tokyo (NRT) in August 2026 (see full year).

Return flights

05 Aug - 07 Aug	Asiana Airlines
19 Aug - 30 Aug	United
09 Aug - 23 Aug	Korean Air
09 Aug - 23 Aug	Japan Airlines	direct
25 Aug - 04 Sep	Air Canada
03 Aug - 13 Aug	Air Canada
02 Aug - 08 Aug	Air Canada
20 Aug - 27 Aug	Emirates
18 Aug - 25 Aug	Emirates
20 Aug - 22 Aug	Emirates
18 Aug - 21 Aug	Emirates
31 Aug - 14 Sep	Austrian Airlines

Also check the deals for one-way flights from Seattle 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.

Book a cheap hotel in Tokyo

Cheap car rent in Tokyo

Cheapest return flights from Seattle to Tokyo in August from 572€

Return flights