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Cheap flights from San Juan to Boston

Fares from $158 in November 2026. Compare every month below, then book with the site you like.

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Cheapest San Juan to Boston fares by month

Lowest price per person found in recent searches. Prices change often and are checked when you book.

San Juan to Boston at a glance

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Frequently asked questions

How much is a flight from San Juan to Boston?
The cheapest fare we found recently is $158 per person, departing Nov 20 on Frontier. Prices change daily, so search your dates to see today's fares.
What is the cheapest month to fly from San Juan to Boston?
November 2026 is currently the cheapest month, from $158. October 2026 is the most expensive, from $371.
Are there direct flights from San Juan to Boston?
Yes. Recent searches found nonstop fares from $371.
Which airlines fly from San Juan to Boston?
The cheapest recent fares on this route were on JetBlue, Frontier.
How long is the flight from San Juan to Boston?
San Juan and Boston are about 1,679 miles apart, so a nonstop flight takes roughly 4h 15m. Flights with a stop take longer, depending on the connection.
How do I find the cheapest flight from San Juan to Boston?
Search your dates on Gotoesy. We list fares from several booking sites sorted cheapest first, show nearby dates when your day has no saved fare, and send you straight to the seller to book.

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