Cheapest return flights from Portland to Tokyo in September from $695

Best time to book flights for Portland (PDX) to Tokyo (NRT) flights at AirHint

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

Return flights

02 Sep - 16 Sep Alaska Airlines
01 Sep - 14 Sep Alaska Airlines
28 Sep - 07 Oct Alaska Airlines
11 Sep - 16 Sep Korean Air
08 Sep - 15 Sep Korean Air
05 Sep - 13 Sep Korean Air
10 Sep - 15 Sep Korean Air
04 Sep - 12 Sep United
04 Sep - 19 Sep ANA
19 Sep - 04 Oct Alaska Airlines
21 Sep - 28 Sep Alaska Airlines
08 Sep - 16 Sep Air Canada
26 Sep - 11 Oct United

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

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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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