$139 Cheap Delta flights Raleigh (RDU) to San Francisco (SFO)

Use the “Price (lowest to highest)” filter on Expedia to look for cheap Delta Air Lines round-trip flights from $245 from RDU to SFO. Affordable one-way fares from $139 are available as well.**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.

February is one of the least expensive months to travel to San Francisco with Delta Air Lines. You could also find excellent prices on return and one-way tickets in April.

Look for cheap Delta Air Lines flights from Raleigh - Durham Intl. Airport (RDU) to San Francisco Intl. Airport (SFO) one to three months prior to 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. Regardless of fare type and itinerary, the best day of the week to book a domestic flight is generally 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 their travel 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 find out if there’s a direct trip from RDU to SFO with Delta Air Lines or another airline, check the “Nonstop” box when searching for tickets.

Search Delta Air Lines’s earliest flights from RDU to SFO by using our “Morning” and “Early Morning” filters. Not only will you arrive at your destination sooner, early departures also experience 20% fewer 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.

Delta Air Lines flights from Raleigh - Durham Intl. Airport (RDU) to San Francisco arrive at San Francisco Intl. Airport (SFO). This is the main entry point here.

Traveling from RDU to SFO with Delta Air Lines comes with a host of benefits, such as an excellent in-flight experience and a rewarding loyalty program. Plus, when you book through Expedia, One Key™ members can earn OneKeyCash™* to spend on select future travel purchases. That’s on top of the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are generally free within 24 hours of making your booking, but your airline may charge you after that. For more details about altering your reservation, go to your “Trips,” select your flight and click on “Manage Booking.” If you want the flexibility to change your itinerary without additional costs, check the “Changes included” or “No cancel fee” filter when organizing your next break.