Porto (OPO) to Boston (BOS) flight deal in economy from $516
$790 USD
-35%$516 USD
Verified 13 days agoJuly 2026
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Extremely Rare Availability
4% of dates checked are available within 10% of the lowest price
Friday, July 17th, 2026
7 round-trip options
Returning
Wed, Jul 22, 2026•5 Day Trip
$860 USD
Returning
Fri, Jul 24, 2026•7 Day Trip
$898 USD
Returning
Sat, Jul 25, 2026•8 Day Trip
$898 USD
Returning
Sun, Jul 26, 2026•9 Day Trip
$854 USD
Returning
Tue, Jul 28, 2026•11 Day Trip
$898 USD
Returning
Wed, Jul 29, 2026•12 Day Trip
$898 USD
Returning
Thu, Jul 30, 2026•13 Day Trip
$898 USD



