$113 Cheap JetBlue Airways flights New York (JFK) to San Juan (SJU)

Use the "Price (lowest to highest)" filter on Expedia to look for cheap JetBlue Airways round-trip flights from $211 from JFK to SJU. Affordable one-way tickets from $113 are available as well.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Scoring the best JetBlue Airways deals from JFK to SJU is typically all about timing. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. As an added bonus, you can pocket 17% on average by buying your fare on a Sunday compared to a Friday, which is often the most expensive day to book.* It's smart to kick off your flight search about one month before your travel dates.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

The earliest JetBlue Airways flight from JFK to SJU takes off at 8:00AM UTC-5, touching down at 12:50PM UTC-4. If you want to head off later, the last JetBlue Airways flight leaves JFK at 10:59PM UTC-5 and lands at SJU at 3:50AM UTC-4. Flying before noon is generally a smart choice as morning flights are less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.