Cheap flights from San Juan to Boston
From 232 USD — compare hundreds of airlines
Direct flightsCheapest: 2026-07 · 124 US$
Prices by date
233 US$
01/07
130 US$
02/07
132 US$
03/07
134 US$
04/07
129 US$
05/07
129 US$
06/07
129 US$
07/07
129 US$
08/07
124 US$
09/07
146 US$
10/07
146 US$
11/07
146 US$
12/07
Airlines on this route
FAQ
What's the cheapest month to fly San Juan to Boston?
Usually 2026-07, from 124 USD.
Are there direct flights from San Juan to Boston?
We show both direct and connecting options — filter to compare.