Cheapest return flights from Boston (BOS) to Porto (OPO), July

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
20 Jul 30 Aug Frontier Airlines
26 Jul 10 Aug Icelandair
20 Jul 29 Jul Frontier Airlines
29 Jul 09 Aug Frontier Airlines
06 Jul 15 Jul Air Transat
09 Jul 24 Jul Air Transat
29 Jul 15 Aug Icelandair
15 Jul 31 Aug jetBlue
15 Jul 10 Aug LEVEL
06 Jul 27 Jul Icelandair
30 Jul 16 Aug Frontier Airlines
03 Jul 07 Jul Iberia
12 Jul 20 Jul Lufthansa
10 Jul 28 Jul Iberia
04 Jul 08 Jul jetBlue
06 Jul 15 Jul TAP
Direct Flight
06 Jul 27 Jul TAP
Direct Flight
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deals for one-way flights from Boston to Porto in July.

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Updated Jun 10, 2026.

About these fares

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