Cheap United flights New York (JFK) to San Francisco (SFO)

Landing cheap one-way United Airlines flights from JFK to SFO on Expedia is easy — just filter by “Price (lowest to highest).” Or check out our affordable round-trip fares for your next exciting 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 San Francisco are usually cheaper in the quieter months of February and April. Whether you’re searching for a round-trip or one-way ticket, you could land a better deal then.

Search for affordable United Airlines flights from John F. Kennedy Intl. Airport (JFK) to San Francisco Intl. Airport (SFO) one to three months before your day of 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. No matter the fare type and journey, the best day of the week to book a domestic flight is generally Sunday and the most expensive is typically 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.

To figure out if there’s a direct route from JFK to SFO with United Airlines or another airline, check the “Nonstop” filter when searching for flights.

To find the earliest departure from JFK to SFO with United Airlines, sort your results by “Early Morning” and “Morning.” Booking an early flight usually means cancellations are less likely.**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.

San Francisco Intl. Airport (SFO) is the main San Francisco gateway for United Airlines flights from John F. Kennedy Intl. Airport (JFK).

A rewarding loyalty program and the ability to collect points through United Mileage Plus are the start of the reasons to fly from JFK to SFO with United Airlines. Plus, when you join Expedia’s free One Key™ program, you can receive OneKeyCash™* in addition to any airline loyalty program earnings. It’s yours to spend on future bookings.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

It’s usually possible to modify or cancel your flight, although there may be a charge if you made your booking over 24 hours ago. Need flexible options? Use our “No cancel fee” and “Changes included” filters to find flights that won’t charge you extra if you need to revise your plans. To update your itinerary, go to “Trips,” select your flight and click on “Manage Booking” for further information.