Flights from Boston to San Juan (Puerto Rico)

Our cheapest offers for flights from Boston to San Juan (Puerto Rico)

Here you can compare cheap flights from Boston (BOS) to San Juan (Puerto Rico) (SJU) 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 San Juan (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
Boston
San Juan (Puerto Rico)
Outbound
03/02/25
direct
F93001
04h 05min
Return
03/07/25
1 Stopover (PHL)
F94461, F93012
10h 21min
Frontier Airlines
$474
Boston
San Juan (Puerto Rico)
Outbound
03/02/25
direct
F93001
04h 05min
Return
03/07/25
1 Stopover (MCO)
F94725, F91978
12h 36min
Frontier Airlines
$477
Boston
San Juan (Puerto Rico)
Outbound
03/02/25
direct
NK2324
04h 17min
Return
03/07/25
1 Stopover (MIA)
F93377, F91436
13h 26min
Spirit Airlines ?
$484
Boston
San Juan (Puerto Rico)
Outbound
03/02/25
direct
F93001
04h 05min
Return
03/07/25
1 Stopover (MCO)
F94725, F91978
12h 36min
Frontier Airlines
$486
Boston
San Juan (Puerto Rico)
Outbound
03/02/25
1 Stopover (CLT)
AA1449, AA2918
08h 32min
Return
03/07/25
1 Stopover (CLT)
AA0783, AA1937
08h 45min
American Airlines ?
$531
Boston
San Juan (Puerto Rico)
Outbound
03/02/25
1 Stopover (CLT)
AA1449, AA2918
08h 32min
Return
03/07/25
1 Stopover (CLT)
AA2218, AA1937
06h 35min
American Airlines ?
$572
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Boston to San Juan (Puerto Rico)

Favorite airline: Spirit Airlines
81 % of bookings on this flight route are made with Spirit Airlines, American Airlines and Delta.
Spirit Airlines
43 %
American Airlines
24 %
Delta
14 %
Direct flights are more expensive
Compared to direct flights, flights with a stopover on this route are on average 23 % cheaper.
non stop flight
1 stop
2 stops
04h 05min
16h 07min
20h 26min
$255
$207
$830
The favorite connection is non-stop
Flights from Boston to San Juan (Puerto Rico) are most often booked as a direct flight.
Route
bookings
Direct flights
04h 05min, from $255
54 %
1 stopover Charlotte Douglas International Airport, NC
06h 42min, from $502
23 %
1 stopover Orlando International Airport, FL
16h 07min, from $207
12 %

Important flight information

Flight information: Boston - San Juan (Puerto Rico)

Roundtrip from $354.65
Flight duration min. 03:54 / max. 04:02
Return flight duration min. 04:07/ max. 04:12
Distance 2705 km
Flights per week 16
Departure airport Airport Boston Logan International Airport, MA (BOS)
Arrival airport Airport San Juan - Luis Muñoz Marín International Airport (SJU)
Destination country Flights to Puerto Rico
Alternative flights to San Juan (Puerto Rico)
Flight destinations with a similar price