$270 Cheap Delta flights San Francisco (SFO) to Cancun (CUN)

Make use of the “Price (lowest to highest)” filter on Expedia to find cheap Delta Air Lines return flights from $565 from SFO to CUN. Affordable one-way fares from $270 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.

Delta Air Lines flights to Cancun are often cheaper in the off-peak months of October and September. Whether you’re searching for a one-way or a return ticket, you could land a better deal then.

To grab cheap flights from SFO to CUN with Delta Air Lines, start searching about one month before your intended 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. Want another 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.

To figure out if there’s a direct journey from SFO to CUN with Delta Air Lines or other airlines, check the “Nonstop” filter when looking for tickets.

To find the earliest departures from SFO to CUN with Delta Air Lines, sort your results by “Early Morning” and “Morning.” Booking an early flight generally means you’re less likely to experience 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.

Cancun Intl. Airport (CUN) is the primary Cancun hub for Delta Air Lines flights from San Francisco Intl. Airport (SFO).

Traveling from SFO to CUN with Delta Air Lines means enjoying a range of perks, 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 in addition to 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.

Depending on the type of fare you purchased, a fee will generally apply if you modify or cancel your booking more than 24 hours after confirmation. To secure tickets with more flexibility, select our “No cancel fee” or “Changes included” filter while searching for flights. For more details on canceling or modifying your reservation, visit “Trips,” select your flight and click on “Manage Booking.”