$218 Cheap Delta flights Appleton (ATW) to San Diego (SAN)

Grab cheap return Delta Air Lines flights from $268 from ATW to SAN by sorting your results from “Price (lowest to highest)” on Expedia. Or look for options from $218 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.

January is one of the most affordable months to jet off to San Diego with Delta Air Lines. You could also find great deals on one-way and return tickets in November.

Start searching one to three months ahead of your departure date to score cheap fares on Delta Air Lines flights from Appleton Intl. Airport (ATW) to San Diego Intl. Airport (SAN). 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 flights.*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.

Click on the “Nonstop” filter when searching for direct Delta Air Lines flights from ATW to SAN. You can also compare other airlines offering the same nonstop journey.

Browse Delta Air Lines’s earliest flights from ATW to SAN by using the “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 Appleton Intl. Airport (ATW) to San Diego land at San Diego Intl. Airport (SAN). This is the main entry point to this city.

Offering an excellent in-flight experience and a rewarding loyalty program, Delta Air Lines is a popular option for many travelers flying from ATW to SAN. What’s more, if you’re a Delta SkyMiles and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be used on future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are often free within 24 hours of making a booking, but your airline may add a charge after that. For more information about altering your flights, go to your “Trips,” select your flight and click on “Manage Booking.” If you want the freedom to change your plans without extra charges, apply the “No cancel fee” or “Changes included” filter when organizing your next break.