Flights from Washington Dulles International (IAD) to Costa Rica (Costa Rica)

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We compare hundreds of flights from Washington Dulles International to Costa Rica from a range of airlines and travel agents to get you the best deals. Find cheap flights along this route.
Washington (IAD) to San Jose (SJO)
 Depart 29 May 15
 Return 31 May 15

Flying with United Airlines

Price subject to availability

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  • Price
  • Dep date
  3 more CheapOair.com flights available on this route
$413   Dep 30 May 15 - Rtn 01 Jun 15
Washington to San Jose
IAD to SJO CheapOair.com
$418   Dep 28 May 15 - Rtn 30 May 15
Washington to San Jose
IAD to SJO CheapOair.com
$854   Dep 12 Jun 15 - Rtn 16 Jul 15
Washington to Liberia
IAD to LIR CheapOair.com
Washington (IAD) to Liberia (LIR)
 Depart 26 Aug 15
 Return 02 Sep 15

Flying with JetBlue Airways

Price subject to availability

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  • Price
  • Dep date
  15 more momondo.com flights available on this route
$739   Dep 12 Aug 15 - Rtn 19 Aug 15
Washington to Liberia
IAD to LIR momondo.com
$768   Dep 19 Aug 15 - Rtn 26 Aug 15
Washington to Liberia
IAD to LIR momondo.com
$799   Dep 22 Jul 15 - Rtn 29 Jul 15
Washington to Liberia
IAD to LIR momondo.com
$799   Dep 05 Aug 15 - Rtn 12 Aug 15
Washington to Liberia
IAD to LIR momondo.com
$836   Dep 29 Jul 15 - Rtn 05 Aug 15
Washington to Liberia
IAD to LIR momondo.com
$847   Dep 19 Aug 15 - Rtn 26 Aug 15
Washington to Liberia
IAD to LIR momondo.com
$853   Dep 29 Jul 15 - Rtn 05 Aug 15
Washington to Liberia
IAD to LIR momondo.com
$887   Dep 22 Jul 15 - Rtn 29 Jul 15
Washington to Liberia
IAD to LIR momondo.com
$910   Dep 12 Aug 15 - Rtn 19 Aug 15
Washington to Liberia
IAD to LIR momondo.com
$915   Dep 26 Aug 15 - Rtn 02 Sep 15
Washington to Liberia
IAD to LIR momondo.com
$1,376   Dep 22 Jul 15 - Rtn 29 Jul 15
Washington to Liberia
IAD to LIR momondo.com
$1,390   Dep 29 Jul 15 - Rtn 05 Aug 15
Washington to Liberia
IAD to LIR momondo.com
$1,617   Dep 12 Aug 15 - Rtn 19 Aug 15
Washington to Liberia
IAD to LIR momondo.com
$1,929   Dep 05 Aug 15 - Rtn 12 Aug 15
Washington to Liberia
IAD to LIR momondo.com
$2,127   Dep 22 Jul 15 - Rtn 29 Jul 15
Washington to Liberia
IAD to LIR momondo.com
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