Cheap JetBlue Airways flights San Juan (SJU) to Newark Liberty Intl. Airport (EWR)

Use the "Price (lowest to highest)" filter on Expedia to find cheap JetBlue Airways return flights from SJU to EWR. Affordable one-way options are available too.**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.

Getting the best JetBlue Airways deals from SJU to EWR often comes down to booking at the right moment. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. Better still, you can pocket 17% on average by buying your fare on a Sunday rather than a Friday, which is usually the most expensive day to book.* It's a good idea to start searching for flights about one month before your departure date.*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.

Leaving SJU at 12:44PM UTC-4, the earliest JetBlue Airways flight to EWR lands at 4:04PM UTC-5. Flying earlier in the day means you're less likely to experience delays.* Not an early riser? The last JetBlue Airways flight from SJU to EWR departs at 8:45PM UTC-4 and touches down at 11:59PM UTC-5.*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.