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Boston to Puerto Rico flight

Flying From Boston to Puerto Rico: What You Need to Know

Cheapest one-way flight priceUS$60
Cheapest return ticket priceUS$135
Cheapest monthOctober
Peak season for travelJuly
Popular airlineJetblue Airways

Compare multiple airlines at once to find the best flight deals from Boston to Puerto Rico.

Airlines Flying From Boston to Puerto Rico
Jetblue Airways logo Jetblue Airways
Spirit Airlines logo Spirit Airlines
Delta Air Lines logo Delta Air Lines
United Airlines logo United Airlines

Search Flights From Boston to Puerto Rico

Easily compare flights from Boston to Puerto Rico and find the cheapest tickets available!

Looking for cheap flights from Boston to Puerto Rico? Check out prices for the next 90 days, starting at just US$60 for a one-way ticket and US$135 for a round trip.

Displayed flight fares from Boston to San Juan are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

FAQs: Flights From Boston to Puerto Rico

  • What is the cheapest Boston to Puerto Rico flight route?

    The cheapest round-trip flight from Boston to Puerto Rico is on the route from Boston to San Juan, with prices starting at US$135 for round trip between 2026-03-17 and 2026-03-25.
  • According to our flights calender over the next 90 days, the cheapest date is on 2026-04-01 for one-way flights.
  • Based on our flight data, the average flight time from Boston to Puerto Rico is approximately 4 hours 4 minutes based on our most popular routes from Boston to San Juan. The time may also vary depending on your destinations.
  • The cheapest airline flying to Puerto Rico from Boston is Spirit Airlines serving route from Boston to San Juan.
  • There are direct flights from Boston to Puerto Rico. San Juan, Aguadilla, and Ponce are all popular destinations in Puerto Rico.