San José (SJO) to Washington (IAD) flight deal in business from $869
SJOJuan Santamaría International Airport (SJO)
San José, Costa Rica
IADWashington Dulles International Airport
Washington, United States
$1,640 USD
-47%$869 USD
Verified 13 days agoAugust 2026
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27$2,88328$1,99929$1,95030$1,95031$2,9761$2,0052$2,0053$2,0054$1,0845$1,0846$1,9507$1,9508$1,9509$1,95010$1,95011$1,95012$1,95013$1,95014$1,95015$1,99116$2,05517$1,95018$1,65619$2,00320$1,95021$1,95022$1,99123$2,12724$2,04225$1,95026$1,84027$92328$1,96729$1,91230$86931$1,0821$1,1012$1,0463$1,0294$1,0295$1,9506$1,840
Rare Availability
9% of dates checked are available within 10% of the lowest price
Thursday, August 20th, 2026
7 round-trip options
Returning
Tue, Aug 25, 2026•5 Day Trip
$2,921 USD
Returning
Wed, Aug 26, 2026•6 Day Trip
$2,921 USD
Returning
Sat, Aug 29, 2026•9 Day Trip
$2,921 USD
Returning
Sun, Aug 30, 2026•10 Day Trip
$2,055 USD
Returning
Mon, Aug 31, 2026•11 Day Trip
$1,950 USD
Returning
Wed, Sep 2, 2026•13 Day Trip
$3,031 USD
Returning
Thu, Sep 3, 2026•14 Day Trip
$2,993 USD