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 Liberia (LIR)
 Depart 01 Jul 15
 Return 08 Jul 15

Flying with Avianca

Price subject to availability

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  • Price
  • Dep date
  14 more momondo.com flights available on this route
$729   Dep 08 Jul 15 - Rtn 15 Jul 15
Washington to Liberia
IAD to LIR momondo.com
$729   Dep 15 Jul 15 - Rtn 22 Jul 15
Washington to Liberia
IAD to LIR momondo.com
$739   Dep 22 Jul 15 - Rtn 29 Jul 15
Washington to Liberia
IAD to LIR momondo.com
$742   Dep 15 Jul 15 - Rtn 22 Jul 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
$1,246   Dep 08 Jul 15 - Rtn 15 Jul 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
$1,598   Dep 08 Jul 15 - Rtn 15 Jul 15
Washington to Liberia
IAD to LIR momondo.com
$1,601   Dep 08 Jul 15 - Rtn 15 Jul 15
Washington to Liberia
IAD to LIR momondo.com
$1,664   Dep 29 Jul 15 - Rtn 05 Aug 15
Washington to Liberia
IAD to LIR momondo.com
$1,746   Dep 29 Jul 15 - Rtn 05 Aug 15
Washington to Liberia
IAD to LIR momondo.com
$1,999   Dep 22 Jul 15 - Rtn 29 Jul 15
Washington to Liberia
IAD to LIR momondo.com
$2,217   Dep 01 Jul 15 - Rtn 08 Jul 15
Washington to Liberia
IAD to LIR momondo.com
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