Cheapest return flights from Portland to Lisbon in March from 343€

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

Return flights

07 Mar - 22 Mar Icelandair
26 Mar - 09 Apr Icelandair
20 Mar - 28 Mar Hawaiian Airlines

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

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