$741 Cheap Delta flights San José (SJO) to San Francisco (SFO)

Apply the “Price (lowest to highest)” filter on Expedia to find cheap Delta Air Lines round-trip flights from $647 from SJO to SFO. Affordable one-way fares from $741 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.

Delta Air Lines flights to San Francisco are often cheaper in the off-peak months of February and April. Whether you’re in search of a one-way or a return ticket, you could land a better deal then.

To find affordable flights from SJO to SFO with Delta Air Lines, begin searching about one month before your planned departure. You can save 17% when you book your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another useful tip? Booking on Sunday can lead to average savings of 17% compared to Friday (the most expensive day).**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.

Fill in your dates, hit search and select the “Nonstop” filter on Expedia to find any direct flights from SJO to SFO with Delta Air Lines or another carrier.

Filter your results by “Early Morning” and “Morning” to see the earliest flights from SJO to SFO. Taking off early means flight 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.

Delta Air Lines flights from Juan Santamaria Intl. Airport (SJO) to San Francisco come in to San Francisco Intl. Airport (SFO). This is the main gateway to this city.

Delta Air Lines makes flying from SJO to SFO more enjoyable with a rewarding loyalty program and an excellent in-flight experience. You may even earn points with Delta SkyMiles. Remember to sign up to our free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on the ticket type you purchased, a fee typically applies if you change or cancel your flight more than 24 hours after it has been confirmed. To secure tickets with more flexibility, select our “No cancel fee” or “Changes included” filter when looking for flights. For more information on canceling or modifying your reservation, head to “Trips,” select your flight and click on “Manage Booking.”