$100 Cheap Flights from Chattanooga (CHA) to San Antonio (SAT)

Popular airlines from Chattanooga Metropolitan Airport (CHA) to San Antonio International Airport (SAT)

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Find available prices by choosing your travel dates.

Cheap Flights from Chattanooga to San Antonio (CHA-SAT)

Prices were available within the past 7 days and start at $100 for one-way flights and $231 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Delta
Delta
Delta
American Airlines
American Airlines
United
Delta
United
Spirit Airlines
Flights from Chattanooga (CHA) to San Antonio (SAT)
Origin airport
Chattanooga Metropolitan
Destination airport
San Antonio Intl.
Airlines serving
American Airlines, Delta, Spirit Airlines, United
Roundtrip price
$231
Distance
862 mi

Chattanooga to San Antonio Flights

The cheapest times to fly from Chattanooga to San Antonio

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 Chattanooga to San Antonio are during the month of May. You can find some of the cheapest flights from Chattanooga to San Antonio with Expedia's search tool and vast selection of airlines.

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

Sunday is one of the best days to book for cheap flights from Chattanooga to San Antonio: 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 Chattanooga to San Antonio

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 Chattanooga to San Antonio in 2025. You can also book with separate airlines for your outbound and return journeys, from $100 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 Chattanooga to San Antonio 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 Chattanooga to San Antonio 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 Chattanooga Metropolitan Airport (CHA) to San Antonio Intl. Airport (SAT) cost?
Discover the latest flight deals from CHA to SAT by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from CHA to SAT?
The cheapest flights from CHA to SAT are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from CHA to SAT?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from CHA to SAT. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Chattanooga Metropolitan Airport (CHA) to San Antonio Intl. Airport (SAT)?
You’ll need to catch a flight with a layover if you’re traveling from Chattanooga Metropolitan Airport (CHA) to San Antonio Intl. Airport (SAT). Direct flights don’t operate daily on this route. However, simply filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from CHA to SAT?
Usually you’ll find the most flight options available on a Friday. Tuesdays are often the quietest.* However, this can change depending on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Chattanooga Metropolitan Airport (CHA) to San Antonio Intl. Airport (SAT)?
To avoid possible delays on the Chattanooga Metropolitan Airport (CHA) to San Antonio Intl. Airport (SAT) route, travel before 3 PM. Departures 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.
Is it cheaper to buy a plane ticket from Chattanooga Metropolitan Airport (CHA) to San Antonio Intl. Airport (SAT) last-minute?
Last-minute fares from CHA to SAT are usually more expensive. To lock in the lowest rates, start looking for flights well ahead of time. That said, if you’re flexible with your travel dates, it’s possible to find a cheap fare just before your departure.
Is it cheaper to book a CHA to SAT flight and hotel package?
You can save money by securing a CHA to SAT flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it’s simple to manage everything in one place. Once you’ve selected your ideal flights and accommodations, consider adding extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Chattanooga Metropolitan Airport (CHA) to San Antonio Intl. Airport (SAT)?
Typically, you can modify or cancel your CHA to SAT flight. However, additional fees may apply, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline’s fees and rules on flight changes, or if you want further information, head to our Customer Service portal.

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*Available to One Key members.