Flights from Boston (BOS) to Costa Rica (Costa Rica)

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We compare hundreds of flights from Boston to Costa Rica from a range of airlines and travel agents to get you the best deals. Find cheap flights along this route.
Boston (BOS) to Liberia (LIR)
 Depart 08 Jul 16
 Return 12 Jul 16

Flying with United Airlines

Price subject to availability

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  1 more CheapOair.com flights available on this route
$354   Dep 31 May 16 - Rtn 11 Jun 16
Boston to San Jose
BOS to SJO CheapOair.com
Boston (BOS) to San Jose (SJO)
 Depart 28 Jun 16
 Return 07 Jul 16

Price subject to availability

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Boston (BOS) to Liberia (LIR)
 Depart 25 Aug 16
 Return 08 Sep 16

Flying with American Airlines

Price subject to availability

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  1 more OneTravel.com flights available on this route
$354   Dep 31 May 16 - Rtn 11 Jun 16
Boston to San Jose
BOS to SJO OneTravel.com
Boston (BOS) to San Jose (SJO)
 Depart 08 Jun 16
 Return 15 Jun 16

Price subject to availability

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Boston (BOS) to San Jose (SJO)
 Depart 09 Aug 16
 Return 16 Aug 16

Flying with COPA

Price subject to availability

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Boston (BOS) to Liberia (LIR)
 Depart 10 Jun 16
 Return 19 Jun 16

Flying with United Airlines

Price subject to availability

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