San José (SJO) to Washington (IAD) flight deal in economy from $342

Copa AirlinesCMCopa Airlines
Round Trip•Economy
Costa RicaSJO

Juan Santamaría International Airport (SJO)

San José, Costa Rica
United StatesIAD

Washington Dulles International Airport

Washington, United States
$495 USD
-31%$342 USD
Verified 13 days ago
Rare Availability
6% of dates checked are available within 10% of the lowest price

Saturday, August 22nd, 2026

7 round-trip options

Returning
Fri, Aug 28, 2026•6 Day Trip
$488 USD
Google Flights
Returning
Sat, Aug 29, 2026•7 Day Trip
$488 USD
Google Flights
Returning
Sun, Aug 30, 2026•8 Day Trip
$488 USD
Google Flights
Returning
Tue, Sep 1, 2026•10 Day Trip
$488 USD
Google Flights
Returning
Wed, Sep 2, 2026•11 Day Trip
$595 USD
Google Flights
Returning
Thu, Sep 3, 2026•12 Day Trip
$595 USD
Google Flights
Returning
Fri, Sep 4, 2026•13 Day Trip
$578 USD
Google Flights