Cheapest return flights from Portland to Tokyo in August from $744

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

Return flights

15 Aug - 05 Sep Korean Air
17 Aug - 26 Aug Korean Air
03 Aug - 11 Aug Frontier Airlines
28 Aug - 14 Sep Korean Air
28 Aug - 13 Sep Korean Air
03 Aug - 16 Aug Frontier Airlines

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

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