Cheap flights from Boston to San Juan

View AU$183 flight on Fri, 17 Oct. 2025Opens in a new window

Popular airlines from Boston to San Juan

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Cheap Flights from Boston (BOS) to San Juan (SJU)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, 17 Oct. - Fri, 31 Oct.
PVD
Providence
SJU
San Juan
AU$352 Return, found 3 days ago
AU$352
Return
found 3 days ago
Select Delta flight, departing Fri, 17 Oct. from Providence to San Juan, returning Fri, 31 Oct., priced at AU$352 found 3 days ago
Delta
Fri, 17 Oct. - Fri, 31 Oct.
PVD
Providence
SJU
San Juan
AU$426 Return, found 3 days ago
AU$426
Return
found 3 days ago
Select Delta flight, departing Fri, 17 Oct. from Providence to San Juan, returning Fri, 31 Oct., priced at AU$426 found 3 days ago
Delta
Fri, 17 Oct. - Fri, 31 Oct.
PVD
Providence
SJU
San Juan
AU$522 Return, found 3 days ago
AU$522
Return
found 3 days ago
Select Delta flight, departing Fri, 17 Oct. from Providence to San Juan, returning Fri, 31 Oct., priced at AU$522 found 3 days ago
Delta
Fri, 17 Oct. - Fri, 31 Oct.
PVD
Providence
SJU
San Juan
AU$564 Return, found 3 days ago
AU$564
Return
found 3 days ago
Select Delta flight, departing Fri, 17 Oct. from Providence to San Juan, returning Fri, 31 Oct., priced at AU$564 found 3 days ago
American Airlines
Fri, 17 Oct. - Fri, 31 Oct.
PVD
Providence
SJU
San Juan
AU$716 Return, found 3 days ago
AU$716
Return
found 3 days ago
Select American Airlines flight, departing Fri, 17 Oct. from Providence to San Juan, returning Fri, 31 Oct., priced at AU$716 found 3 days ago
United
Fri, 17 Oct. - Fri, 31 Oct.
PVD
Providence
SJU
San Juan
AU$1,156 Return, found 3 days ago
AU$1,156
Return
found 3 days ago
Select United flight, departing Fri, 17 Oct. from Providence to San Juan, returning Fri, 31 Oct., priced at AU$1,156 found 3 days ago

Find the cheapest month to fly from Boston (BOS) to San Juan (SJU)

January is typically the cheapest month to fly

From AU$153 - AU$525 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.