Portland to Costa Rica flights

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We compare hundreds of flights from Portland to Costa Rica from a range of airlines and travel agents to get you the best deals. Find cheap flights along this route.
Portland (PDX) to Liberia (LIR)
 Depart 13 Jan 16
 Return 23 Jan 16

Flying with Alaska Airlines

Price subject to availability

Portland (PDX) to Liberia (LIR)
 Depart 24 Nov 15
 Return 30 Aug 16

Flying with United Airlines

Price subject to availability

Portland (PDX) to San Jose (SJO)
 Depart 13 Nov 15
 Return 20 Nov 15

Price subject to availability

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