Cheap Flights from San Antonio (SAT) to San Diego (SDM)

Flights from San Antonio (SAT) to San Diego (SDM)
Origin airport
San Antonio Intl.
Destination airport
Brown Field Municipal
Distance
1114 mi

San Antonio to San Diego Flights

The cheapest times to fly from San Antonio to San Diego

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Antonio to San Diego are during the month of . You can find some of the cheapest flights from San Antonio to San Diego with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Antonio to San Diego

Sunday is one of the best days to book for cheap flights from San Antonio to San Diego: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Antonio to San Diego

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Antonio to San Diego in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Antonio to San Diego flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Antonio to San Diego airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from San Antonio Intl. Airport (SAT) to San Diego, CA (SDM-Brown Field Municipal) cost?
Grab a cheap one-way flight or cheap return flight from San Antonio Intl. Airport (SAT) to San Diego, CA (SDM-Brown Field Municipal) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from San Antonio Intl. Airport (SAT) to San Diego, CA (SDM-Brown Field Municipal)?
is the cheapest month to fly from SAT to SDM. Traveling outside of peak seasons is often the key to better flight prices.
What is the cheapest airline that flies from San Antonio Intl. Airport (SAT) to San Diego, CA (SDM-Brown Field Municipal)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll take you from SAT to SDM. Then, sort your results by "Price (lowest to highest)" to snag the best deal available.
How many flights per day from San Antonio Intl. Airport (SAT) to San Diego, CA (SDM-Brown Field Municipal)?
There aren't any daily direct flights departing from San Antonio Intl. Airport (SAT) to San Diego, CA (SDM-Brown Field Municipal). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from SAT to SDM?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Antonio Intl. Airport (SAT) to San Diego, CA (SDM-Brown Field Municipal)?
To avoid possible delays on the San Antonio Intl. Airport (SAT) to San Diego, CA (SDM-Brown Field Municipal) route, aim to fly before 3 PM. Flights after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for San Diego County from San Antonio Intl. Airport (SAT)?
If you're boarding a direct flight from San Antonio Intl. Airport (SAT) to San Diego County, San Diego Intl. Airport (SAN) is the only airport you can land at.
Is it cheaper to buy a plane ticket from San Antonio Intl. Airport (SAT) to San Diego, CA (SDM-Brown Field Municipal) last-minute?
Waiting until just before your trip to book your flight from SAT to SDM often results in higher prices. Although you may find some last-minute discounts, there's no guarantee. Keep your travel schedule open for the best chance of getting a bargain.
Is it cheaper to book a SAT to SDM flight and hotel package?
Compared with arranging flights and hotels separately, booking a SAT to SDM flight and hotel package with Expedia could result in significant savings. Better still, having everything in one easy place takes the hassle out of travel planning. Just pick your flights and choose from our extensive range of hotels, then customize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from San Antonio Intl. Airport (SAT) to San Diego, CA (SDM-Brown Field Municipal)?
In most instances, you can cancel or modify your SAT to SDM flight. However, additional charges may apply, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you want more details, head to our Customer Service portal.

Explore a world of travel with Expedia

San Diego nearby Airports

San Diego

San Antonio to San Diego Intl.
$109.96

Carlsbad

San Antonio to McClellan-Palomar
$176.36
*Available to One Key members.