$170 Cheap American Airlines flights Houston (HOU) to San Diego (SAN)

You’ll discover budget-friendly return American Airlines flights from $339 from HOU to SAN by sorting your results from “Price (lowest to highest)” on Expedia. Or look for deals from $170 for a one-way trip.**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.

Look for one-way or return flights to San Diego in January or November. You could find an affordable fare with American Airlines during these quieter months.

Look for affordable American Airlines flights from William P. Hobby Airport (HOU) to San Diego Intl. Airport (SAN) one to three months before your departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare type and itinerary, the ideal day to book a domestic flight is usually Sunday and the most expensive day is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**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 find out if there’s a direct route from HOU to SAN with American Airlines or another carrier, check the “Nonstop” box when searching for tickets.

Filter your results by “Morning” and “Early Morning” to browse the earliest departures from HOU to SAN. Setting 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.

San Diego Intl. Airport (SAN) is the main San Diego gateway for American Airlines flights from William P. Hobby Airport (HOU).

Changes are typically free within 24 hours of making a booking, but your airline may charge you after that time. For further 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 additional charges, check the “Changes included” or “No cancel fee” filter when planning your next adventure.