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

Sunday, September 6th, 2026

8 round-trip options

Returning
Fri, Sep 11, 20265 Day Trip
$1,812 USD
Returning
Sat, Sep 12, 20266 Day Trip
$2,677 USD
Returning
Mon, Sep 14, 20268 Day Trip
$2,677 USD
Returning
Tue, Sep 15, 20269 Day Trip
$1,766 USD
Returning
Wed, Sep 16, 202610 Day Trip
$1,766 USD
Returning
Thu, Sep 17, 202611 Day Trip
$1,712 USD
Returning
Fri, Sep 18, 202612 Day Trip
$1,712 USD
Returning
Sun, Sep 20, 202614 Day Trip
$2,642 USD