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

Friday, December 4th, 2026

6 round-trip options

Returning
Wed, Dec 9, 20265 Day Trip
$783 USD
Returning
Thu, Dec 10, 20266 Day Trip
$794 USD
Returning
Fri, Dec 11, 20267 Day Trip
$812 USD
Returning
Sun, Dec 13, 20269 Day Trip
$783 USD
Returning
Tue, Dec 15, 202611 Day Trip
$886 USD
Returning
Thu, Dec 17, 202613 Day Trip
$845 USD