$109 Cheap Delta flights Denver (DEN) to San Francisco (SFO)

Grab affordable return Delta Air Lines flights from $211 from DEN to SFO by organizing your results from “Price (lowest to highest)” on Expedia. Or search for options from $109 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.

Browse for round-trip or one-way flights to San Francisco in February or April. You could find a cheap fare with Delta Air Lines during these quieter months.

Start searching one to three months before your departure to get cheaper fares on Delta Air Lines flights from Denver Intl. Airport (DEN) to San Francisco Intl. Airport (SFO). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing spot on, and you can enjoy significant savings on domestic trips.*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.

Use the “Nonstop” filter when searching for direct Delta Air Lines flights from DEN to SFO. You’ll also be able to compare other airlines servicing the same nonstop journey.

Browse Delta Air Lines’s earliest flights from DEN to SFO by selecting our “Morning” and “Early Morning” filters. Not only will you arrive at your destination sooner, early departures also have a 20% less chance of being canceled.**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 Denver Intl. Airport (DEN) to San Francisco arrive at San Francisco Intl. Airport (SFO). This is the main gateway to this destination.

Delta Air Lines makes traveling from DEN to SFO more comfortable with a rewarding loyalty program and an excellent in-flight experience. You also have the chance to earn points with Delta SkyMiles. Remember to join our free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future bookings.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on your ticket type, a fee may apply if you cancel or change your booking more than 24 hours after confirmation. To find tickets with more flexibility, select our “Changes included” or “No cancel fee” filter when looking for flights. For additional information on changing or canceling your reservation, head to “Trips,” select your flight and tick “Manage Booking.”