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Our cheapest offers for flights from Boston to Portugal

Here you can compare cheap flights from Boston (BOS) to Portugal for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Portugal. Prices and availability may change at any time.

Flights from Boston (BOS) to Lisbon (LIS)

	Outbound	Return	Airlines	Price
Boston Lisbon	Outbound 03/02/25 1 Stopover (KEF) OG0112, OG0694 20h 55min	Return 03/07/25 1 Stopover (KEF) OG0695, OG0111 24h 45min	Play	$327
Best option Boston Lisbon	Outbound 02/19/25 direct TP0218 06h 25min	Return 03/10/25 direct TP0217 07h 50min	TAP Air Portugal	$582
Boston Lisbon	Outbound 03/02/25 1 Stopover (KEF) OG0112, OG0694 20h 55min	Return 03/07/25 1 Stopover (KEF) OG0695, OG0111 24h 45min	Play	$334

Flights from Boston (BOS) to Ponta Delgada (PDL)

	Outbound	Return	Airlines	Price
Boston Ponta Delgada	Outbound 02/19/25 1 Stopover (LIS) TP0218, TP1861 10h 40min	Return 03/10/25 1 Stopover (LIS) TP1866, TP0217 11h 50min	TAP Air Portugal	$447
Best option Boston Ponta Delgada	Outbound 02/19/25 direct S40224 04h 55min	Return 03/10/25 direct S40229 06h 10min	Azores Airlines	$517
Boston Ponta Delgada	Outbound 02/19/25 direct S40224 04h 55min	Return 03/10/25 1 Stopover (TER) SP0408, S40279 28h 00min	Azores Airlines	$447