$98 Cheap United flights Newark Liberty Intl. Airport (EWR) to San Juan (SJU)

You can discover affordable round-trip United Airlines flights from $180 from EWR to SJU by sorting your results from “Price (lowest to highest)” on Expedia. Or look for options from $98 for a one-way journey.**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.

United Airlines flights to San Juan are usually more affordable in the off-peak months of October and September. Whether you’re in search of a return or one-way ticket, you could find a better deal then.

Start your search for United Airlines flights from EWR to SJU about one month before you want to leave. The cheapest time to book an international flight is generally 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. No matter your fare class or itinerary, the best day of the week to book international airfare is usually Sunday. Friday is often the most expensive. Travelers who book on a Sunday can save 17% on average compared to those who book on a Friday.**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.

Hop on one of United Airlines’s 21 direct weekly flights from Liberty Intl. Airport (EWR) to Luis Munoz Marin Intl. Airport (SJU). To view available options, enter your destination, origin and dates and hit search. Then select the “Nonstop” and “Airline” filters.

Depart Liberty Intl. Airport (EWR) for Luis Munoz Marin Intl. Airport (SJU) on a nonstop United Airlines flight, and you’ll be airborne for around 3h 53m.

Saturday has the most United Airlines flights from Liberty Intl. Airport (EWR) to Luis Munoz Marin Intl. Airport (SJU). With 3 daily departures, this is the best day to book something that will work for your schedule.

The earliest flight from EWR to SJU with United Airlines departs at 7:55AM UTC-5. You’ll touch down at 12:47PM UTC-4. The final United Airlines flight of the day takes off at 7:41PM UTC-5 and arrives at 12:36AM UTC-4. With 20% fewer cancellations for morning and mid-morning flights, beginning your travel day early is often the wisest option.**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.

United Airlines flights from Liberty Intl. Airport (EWR) to San Juan come in to Luis Munoz Marin Intl. Airport (SJU). This is the main gateway to this destination.

With a rewarding loyalty program, United Airlines is a favorite of many passengers heading from EWR to SJU. Plus, if you’re a United Mileage Plus and One Key™ member booking through Expedia, you can earn OneKeyCash™* on eligible flights on top of your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

For the Liberty Intl. Airport (EWR) to Luis Munoz Marin Intl. Airport (SJU) route, United Airlines typically operates Boeing 737 MAX 9 and Boeing 767-400 planes. Keep in mind that last-minute changes can occur for operational demands, so your flight could be on a different aircraft.

Changes are often free within 24 hours of making a booking, but your airline may charge a fee after that. For more information about modifying your flights, go to your “Trips,” select your flight and click on “Manage Booking.” If you want the freedom to change your itinerary without being charged, apply the “Changes included” and “No cancel fee” filters when planning your next getaway.