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San Diego, California, usa
This deal is already a few days old and availability may have changed.

🌞 Budget-Friendly San Diego Flights 🌊

These Budget San Diego Flights Start from $36 Round Trip—Save over $150 Off Legacy Airlines!

From $36

Published by
Molly Cowen·3/29/2024

Book these super affordable flights to San Diego from $36 round trip! Most of these flights are on no-frills budget airlines Frontier or Spirit, and are an excellent value when the next cheapest flights start from $189 round trip. We've found the best deals on dates through June.


  • Las Vegas
  • Phoenix
  • Denver
  • Dallas
  • Oakland
  • Chicago
  • Houston
  • Washington
  • New York


  • San Diego


Here are some of the dates and departure airports we found for you, but there are many more available.

These fares are based on short layovers or nonstop journeys.

Please note: the following flights may be a bit pricier, but are on United Airlines.

Please note: the following flight ia a bit pricier, but is nonstop on United Airlines.

Additional Information

All of our deals are available at the time of publishing, but prices are subject to fluctuate and change at any time.

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