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Our cheapest offers for flights from Boston to Puerto Rico

Here you can compare cheap flights from Boston (BOS) to Puerto Rico 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 Puerto Rico. Prices and availability may change at any time.

Flights from Boston (BOS) to San Juan (Puerto Rico) (SJU)

	Outbound	Return	Airlines	Baggage	Price
Boston San Juan (Puerto Rico)	Outbound 03/02/25 1 Stopover (LGA, EWR) AA1326, F93571 28h 04min	Return 03/07/25 direct UA2219 08h 43min	American Airlines, Frontier Airlines	?	$355
Boston San Juan (Puerto Rico)	Outbound 02/19/25 1 Stopover (BWI) NK0935, NK3123 09h 51min	Return 03/10/25 1 Stopover (CLT) AA2218, AA1449 15h 26min	Spirit Airlines	?	$366
Boston San Juan (Puerto Rico)	Outbound 02/19/25 1 Stopover (PHL) AA3043, AA3065 09h 05min	Return 03/10/25 1 Stopover (CLT) AA2218, AA1449 15h 26min	American Airlines	?	$376