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

Thursday, December 10th, 2026

6 round-trip options

Returning
Tue, Dec 15, 20265 Day Trip
$835 USD
Returning
Wed, Dec 16, 20266 Day Trip
$801 USD
Returning
Thu, Dec 17, 20267 Day Trip
$857 USD
Returning
Sat, Dec 19, 20269 Day Trip
$961 USD
Returning
Mon, Dec 21, 202611 Day Trip
$881 USD
Returning
Wed, Dec 23, 202613 Day Trip
$852 USD