Cheapest return flights from Portland to Osaka in March from $721

AirHint found the following cheapest return flights from Portland (PDX) to Osaka (KIX) in March 2026 (see full year).

Return flights

04 Mar - 17 Mar Japan Airlines
09 Mar - 14 Mar Korean Air
16 Mar - 26 Mar Korean Air
16 Mar - 23 Mar Korean Air
15 Mar - 26 Mar Delta
14 Mar - 26 Mar Korean Air
16 Mar - 29 Mar ANA

Also check the deals for one-way flights from Portland to Osaka in March.

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