Washington (IAD) to San José (SJO) flight deal in business from $782

Sunday, August 23rd, 2026

8 round-trip options

Returning
Fri, Aug 28, 20265 Day Trip
$1,822 USD
Returning
Sat, Aug 29, 20266 Day Trip
$836 USD
Returning
Mon, Aug 31, 20268 Day Trip
$1,024 USD
Returning
Tue, Sep 1, 20269 Day Trip
$992 USD
Returning
Wed, Sep 2, 202610 Day Trip
$992 USD
Returning
Fri, Sep 4, 202612 Day Trip
$971 USD
Returning
Sat, Sep 5, 202613 Day Trip
$1,922 USD
Returning
Sun, Sep 6, 202614 Day Trip
$1,766 USD