Flights from Boston to Puerto Rico

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.

Outbound Return Airlines Shop Baggage Price
Best option
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
03/02/25
1 Stopover (EWR)
UA0515, UA1543
14h 51min
Return
03/07/25
1 Stopover (EWR)
UA2219, UA2098
07h 38min
United Airlines ?
$387
Boston
San Juan (Puerto Rico)
Outbound
03/02/25
2 Stopovers (LGA, CLT)
AA1595, AA0519, AA0783
20h 11min
Return
03/07/25
1 Stopover (PHL)
AA3063, AA1874
16h 23min
American Airlines ?
$409
Prices based on recent searches, subject to last-minute changes
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