Cheapest return flights from Portland (PDX) to Porto (OPO), January

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
26 Jan 02 Feb British Airways
27 Jan 03 Feb Air Canada
28 Jan 04 Feb Air Canada
31 Jan 07 Feb Air Canada
29 Jan 05 Feb KLM
30 Jan 06 Feb SWISS
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deals for one-way flights from Portland to Porto in January.

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Updated Jun 13, 2026.

About these fares

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