$129 Cheap United flights San Diego (SAN) to Newark Liberty Intl. Airport (EWR)

Scoring cheap one-way United Airlines flights from SAN to EWR from $129 on Expedia is easy — just filter by “Price (lowest to highest).” Or check out our affordable return fares from $180 for your next adventure.**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 Newark are often cheaper in the quieter months of January and February. Whether you’re after a return or one-way ticket, you could score a better deal then.

Search for affordable United Airlines flights from San Diego Intl. Airport (SAN) to Liberty Intl. Airport (EWR) one to three months before your departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare type and journey, the best day of the week to book a domestic flight is usually Sunday and the most expensive tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**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.

Depart on one of United Airlines’s 21 direct weekly flights from San Diego Intl. Airport (SAN) to Liberty Intl. Airport (EWR). To see what’s available, enter your origin, destination and dates and hit search. Then select the “Nonstop” and “Airline” filters.

Depart San Diego Intl. Airport (SAN) for Liberty Intl. Airport (EWR) on a direct United Airlines flight, and you’ll be in the sky for about 5h 16m.

If you’re looking for flexibility, Thursday offers the most choice for United Airlines flights from San Diego Intl. Airport (SAN) to Liberty Intl. Airport (EWR). Take your pick of 3 different departures.

The earliest United Airlines flight from SAN to EWR takes off at 7:09AM UTC-8, arriving at 3:26PM UTC-5. If you want to jet off later in the day, the last United Airlines flight leaves SAN at 10:30PM UTC-8 and touches down at EWR at 6:45AM UTC-5. Flying before midday is generally a smart choice as morning flights are least likely to face 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.

Liberty Intl. Airport (EWR) is the main arrival point for United Airlines flights from San Diego Intl. Airport (SAN) to Newark. But this carrier also flies to John F. Kennedy Intl. Airport (JFK). Make sure you tick the “All Airports” option for your destination to see what’s available for your journey to Newark.

Offering a rewarding loyalty program, United Airlines is a top choice for many passengers departing from SAN to EWR. Plus, as a United Mileage Plus and One Key™ member booking through Expedia, you could 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.

You’ll likely be onboard a Boeing 757-200 or a Boeing 737 MAX 8 when flying United Airlines from San Diego Intl. Airport (SAN) to Liberty Intl. Airport (EWR). However, keep in mind that a different aircraft could be assigned to your route due to operational demands.

Depending on your ticket type, a fee may apply if you modify or cancel your booking more than 24 hours after it’s confirmed. To find flexible fares, select our “Changes included” and “No cancel fee” boxes when looking for flights. For more information on modifying or canceling your reservation, visit “Trips,” select your flight and tick “Manage Booking.”