San Juan to Boston flights
The cheapest round trip we found from San Juan to Boston is $515 (Nov 5 – 10, 2 stops).
SJU to BOS · Round trip · Economy · Prices per person in USD · Price found (3 hours ago)
Cheapest found
Cheapest dates in the next 4 months
Round trip, per person-
Nov 5 – 10 5 nights · leave Thu$515$515 Book
Frontier Airlines 2 stops · 7h 51m
Prices change often. The booking site shows the final price before you pay. Other dates? Set an alert
Things to do in Boston
One Go City pass for Museum of Fine Arts, Isabella Stewart Gardner Museum, Paul Revere House and more
- All-Inclusive Pass Unlimited Visit as many attractions as you like for 1–7 days from $79 See pass
- Explorer Pass Pick 2–5 of 47 attractions from $54 See pass
Go City prices checked Oct 23, 2026; the final price is on Go City. Partner links: we may earn a commission if you book, at no extra cost to you.
Plan the rest of your trip
Boston · Nov 5 – 10- eSIM for United States Yesim · prepaid mobile data (opens Yesim in a new tab)
- Car rental Economybookings · compare rental companies (opens Economybookings in a new tab)
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Flights to Boston from other cities
All flights to Boston Flying the other way? Boston to San Juan from $726
San Juan to Boston: questions
How much does a flight from San Juan to Boston cost?
The cheapest round trip we have found right now is $515, leaving November 5 and returning November 10. Prices are per person, economy, in USD.
Which airports do San Juan to Boston flights use?
San Juan airports include Luis Munoz Marin International (SJU) and Isla Grande (SIG). Boston airports include Logan International (BOS) and Pease Air Force Base (PSM). The prices on this page cover every airport in both cities (SJU and BOS are the city codes).
About this route
We track round-trip economy fares from San Juan (Puerto Rico) to Boston (United States) using Travelpayouts / Aviasales data. The cheapest round trip we've found is $515, departing November 5 and returning November 10. The cheapest month to fly in our data is November, from $192. Prices are per person and were correct when found; the final price is set by the airline or booking site when you book.