$110 Cheap United flights Newark Liberty Intl. Airport (EWR) to San Francisco (SFO)

Use the “Price (lowest to highest)” filter on Expedia to search for cheap United Airlines return flights from $219 from EWR to SFO. Affordable one-way options from $110 are also available.**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 Francisco are typically cheaper in the low-season months of February and April. Whether you’re after a round-trip or one-way ticket, you could find a better deal then.

For cheap United Airlines fares from Liberty Intl. Airport (EWR) to San Francisco Intl. Airport (SFO), start searching one to three months before your planned departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also influence the cost. Sunday is usually the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your flight on a Sunday.**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.

Easily travel from Liberty Intl. Airport (EWR) to San Francisco Intl. Airport (SFO) on one of United Airlines’s 63 weekly direct flights. Apply Expedia’s “Nonstop” and “Airline” filters to find the United Airlines flight that’ll arrive at SFO at your preferred time.

Leave Liberty Intl. Airport (EWR) for San Francisco Intl. Airport (SFO) on a nonstop United Airlines flight, and you’ll be in the air for around 6h 21m.

If you’re looking for flexibility, Friday offers the most choice for United Airlines flights from Liberty Intl. Airport (EWR) to San Francisco Intl. Airport (SFO). You can pick from 9 different departures.

Jetting off from EWR at 6:00AM UTC-5, the first United Airlines flight to SFO arrives at 9:40AM UTC-8. Flying early means you’re less likely to encounter delays.* Not an early riser? The last United Airlines flight from EWR to SFO departs at 8:00PM UTC-5 and touches down at 11:34PM UTC-8.*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.

Hop on a United Airlines flight from Liberty Intl. Airport (EWR) to San Francisco, and you’re most likely to land at San Francisco Intl. Airport (SFO). This is the airline’s main hub here.

With a rewarding loyalty program, United Airlines is a favorite of many passengers departing from EWR to SFO. Plus, as a United Mileage Plus and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights along with 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 on a Boeing 777 or a Boeing 787-9 when flying United Airlines from Liberty Intl. Airport (EWR) to San Francisco Intl. Airport (SFO). However, keep in mind that a different aircraft may be used due to operational reasons.

Depending on the ticket type you purchased, a fee typically applies if you cancel or change your booking more than 24 hours after confirmation. To find flexible plane tickets, select our “No cancel fee” or “Changes included” filter when you search for flights. To learn more about changing or canceling your reservation, go to “Trips,” select your flight and click on “Manage Booking.”