Cheapest return flights from Portland to Tokyo in May from $745

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

Return flights

02 May - 13 May Air Canada
14 May - 28 May Frontier Airlines
11 May - 18 May Alaska Airlines
18 May - 02 Jun Air Canada
20 May - 04 Jun Air Canada
15 May - 28 May Frontier Airlines
23 May - 26 Jun Air Canada
26 May - 02 Jun Alaska Airlines
23 May - 31 May Alaska Airlines
10 May - 24 May Alaska Airlines

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

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