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 07 Oct 15
 Return 14 Oct 15

Flying with Avianca

Price subject to availability

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  • Price
  • Dep date
  10 more momondo.com flights available on this route
$845   Dep 14 Oct 15 - Rtn 21 Oct 15
Washington to Liberia
IAD to LIR momondo.com
$845   Dep 21 Oct 15 - Rtn 28 Oct 15
Washington to Liberia
IAD to LIR momondo.com
$845   Dep 28 Oct 15 - Rtn 04 Nov 15
Washington to Liberia
IAD to LIR momondo.com
$845   Dep 04 Nov 15 - Rtn 11 Nov 15
Washington to Liberia
IAD to LIR momondo.com
$971   Dep 28 Oct 15 - Rtn 04 Nov 15
Washington to Liberia
IAD to LIR momondo.com
$1,184   Dep 28 Oct 15 - Rtn 04 Nov 15
Washington to Liberia
IAD to LIR momondo.com
$1,193   Dep 14 Oct 15 - Rtn 21 Oct 15
Washington to Liberia
IAD to LIR momondo.com
$1,243   Dep 04 Nov 15 - Rtn 11 Nov 15
Washington to Liberia
IAD to LIR momondo.com
$1,281   Dep 28 Oct 15 - Rtn 04 Nov 15
Washington to Liberia
IAD to LIR momondo.com
$1,298   Dep 21 Oct 15 - Rtn 28 Oct 15
Washington to Liberia
IAD to LIR momondo.com
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