Washington (IAD) to San José (SJO) flight deal in business from $782
IADWashington Dulles International Airport
Washington, United States
SJOJuan Santamaría International Airport (SJO)
San José, Costa Rica
$1,340 USD
-42%$782 USD
Verified 13 days agoJuly 2026
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Fair Availability
23% of dates checked are available within 10% of the lowest price
Thursday, July 23rd, 2026
8 round-trip options
Returning
Tue, Jul 28, 2026•5 Day Trip
$1,879 USD
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Wed, Jul 29, 2026•6 Day Trip
$2,655 USD
Returning
Fri, Jul 31, 2026•8 Day Trip
$2,690 USD
Returning
Sat, Aug 1, 2026•9 Day Trip
$2,677 USD
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Sun, Aug 2, 2026•10 Day Trip
$2,677 USD
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Tue, Aug 4, 2026•12 Day Trip
$1,766 USD
Returning
Wed, Aug 5, 2026•13 Day Trip
$1,779 USD
Returning
Thu, Aug 6, 2026•14 Day Trip
$2,731 USD