Porto (OPO) to Boston (BOS) flight deal in economy from $516

Saturday, December 12th, 2026

6 round-trip options

Returning
Thu, Dec 17, 20265 Day Trip
$829 USD
Returning
Fri, Dec 18, 20266 Day Trip
$1,018 USD
Returning
Sat, Dec 19, 20267 Day Trip
$955 USD
Returning
Mon, Dec 21, 20269 Day Trip
$881 USD
Returning
Wed, Dec 23, 202611 Day Trip
$846 USD
Returning
Fri, Dec 25, 202613 Day Trip
$845 USD