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

Tuesday, January 5th, 2027

7 round-trip options

Returning
Sun, Jan 10, 20275 Day Trip
$712 USD
Returning
Mon, Jan 11, 20276 Day Trip
$695 USD
Returning
Tue, Jan 12, 20277 Day Trip
$671 USD
Returning
Wed, Jan 13, 20278 Day Trip
$712 USD
Returning
Thu, Jan 14, 20279 Day Trip
$695 USD
Returning
Fri, Jan 15, 202710 Day Trip
$750 USD
Returning
Mon, Jan 18, 202713 Day Trip
$671 USD