River Walk in San Antonio, Texas

$101 Cheap Flights from Atlanta (ATL) to San Antonio (SAT)

View $101 flight on Thu, Sep 10, 2026Opens in a new window

Popular airlines from Hartsfield-Jackson Atlanta International Airport (ATL) to San Antonio International Airport (SAT)

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Cheap Flights from Atlanta to San Antonio (ATL-SAT)

Prices were available within the past 7 days and start at $101 for one-way flights and $201 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Oct 3 - Sat, Oct 10
ATL
Atlanta
SAT
San Antonio
$201 Roundtrip, found 4 hours ago
$201
Roundtrip
found 4 hours ago
Select United flight, departing Sat, Oct 3 from Atlanta to San Antonio, returning Sat, Oct 10, priced at $201 found 4 hours ago
United
Sat, Aug 15 - Wed, Aug 19
ATL
Atlanta
SAT
San Antonio
$206 Roundtrip, just found
$206
Roundtrip
just found
Select United flight, departing Sat, Aug 15 from Atlanta to San Antonio, returning Wed, Aug 19, priced at $206 just found
United
Sat, Oct 3 - Sat, Oct 10
ATL
Atlanta
SAT
San Antonio
$206 Roundtrip, found 4 hours ago
$206
Roundtrip
found 4 hours ago
Select United flight, departing Sat, Oct 3 from Atlanta to San Antonio, returning Sat, Oct 10, priced at $206 found 4 hours ago
Frontier Airlines
Tue, Aug 25 - Wed, Aug 26
ATL
Atlanta
SAT
San Antonio
$210 Roundtrip, found 6 hours ago
$210
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Tue, Aug 25 from Atlanta to San Antonio, returning Wed, Aug 26, priced at $210 found 6 hours ago
Frontier Airlines
Tue, Sep 8 - Sat, Sep 12
ATL
Atlanta
SAT
San Antonio
$211 Roundtrip, just found
$211
Roundtrip
just found
Select Frontier Airlines flight, departing Tue, Sep 8 from Atlanta to San Antonio, returning Sat, Sep 12, priced at $211 just found
Southwest Airlines
Wed, Aug 12 - Sat, Aug 22
ATL
Atlanta
SAT
San Antonio
$212 Roundtrip, found 12 hours ago
$212
Roundtrip
found 12 hours ago
Select Southwest Airlines flight, departing Wed, Aug 12 from Atlanta to San Antonio, returning Sat, Aug 22, priced at $212 found 12 hours ago
United
Tue, Aug 25 - Wed, Aug 26
ATL
Atlanta
SAT
San Antonio
$217 Roundtrip, found 6 hours ago
$217
Roundtrip
found 6 hours ago
Select United flight, departing Tue, Aug 25 from Atlanta to San Antonio, returning Wed, Aug 26, priced at $217 found 6 hours ago
Southwest Airlines
Tue, Aug 11 - Wed, Aug 12
ATL
Atlanta
SAT
San Antonio
$217 Roundtrip, found 6 hours ago
$217
Roundtrip
found 6 hours ago
Select Southwest Airlines flight, departing Tue, Aug 11 from Atlanta to San Antonio, returning Wed, Aug 12, priced at $217 found 6 hours ago
American Airlines
Tue, Aug 4 - Wed, Aug 5
ATL
Atlanta
SAT
San Antonio
$223 Roundtrip, found 1 day ago
$223
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Aug 4 from Atlanta to San Antonio, returning Wed, Aug 5, priced at $223 found 1 day ago
Delta
Fri, Jul 3 - Wed, Jul 8
ATL
Atlanta
SAT
San Antonio
$333 Roundtrip, found 13 hours ago
$333
Roundtrip
found 13 hours ago
Select Delta flight, departing Fri, Jul 3 from Atlanta to San Antonio, returning Wed, Jul 8, priced at $333 found 13 hours ago

Alternative airports near San Antonio

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Antonio Intl. SAT. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $290
SAT
San Antonio Intl.
CheapestClosest
Average driving time to city center11 min
Flights from $290

Find the cheapest month to fly from Atlanta (ATL) to San Antonio (SAT)

May is typically the cheapest month to fly

From $180 - $345 per traveler.

Frequently asked questions

How much does a flight from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to San Antonio, TX (SAT-San Antonio Intl.) cost?
You can find cheap one-way flights from $101 and cheap return flights from $201 Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to San Antonio, TX (SAT-San Antonio Intl.) with Expedia. One-way flights usually range from $168 to $1072, and return flights typically cost between $266 and $1495. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to San Antonio, TX (SAT-San Antonio Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
August is the cheapest month to fly from Atlanta (ATL) to San Antonio (SAT), with average round-trip fares around $283. This price is about 15% lower than the average throughout the year, likely due to lower travel demand during the summer. Other cheap months to fly from Atlanta to San Antonio include July and September.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
There are 2 airlines offering direct flights from ATL to SAT:

  • Delta operates around 54 direct flights from ATL to SAT every week
  • Frontier Airlines operates around 7 direct flights from ATL to SAT every week

What is the cheapest airline that flies from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
Alaska Airlines is one of the cheapest airlines offering connecting flights from Hartsfield-Jackson Atlanta Intl. (ATL) to San Antonio Intl. (SAT), with round-trip tickets starting from around $308. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
To find a cheap flight from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to San Antonio, TX (SAT-San Antonio Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
The best airline to fly with from Atlanta, GA (ATL) to San Antonio, TX (SAT) will differ from traveler to traveler. If you like to fly early, Delta offers early morning flights. If price is the most important factor, Frontier Airlines typically offers the lowest fares. WN offers the most daily flights from ATL to SAT, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
For flights from Atlanta, GA (ATL) to San Antonio, TX (SAT), the best months to fly are July and August. You can find return flights priced around $283 during these months. This is a great time to visit San Antonio, as the summer brings vibrant festivals and events, making your trip even more enjoyable.*Prices based on flights available on Expedia in the last year.
How many flights per day from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
You can find approximately 9 nonstop flights per day from Hartsfield-Jackson Atlanta Intl. (ATL) to San Antonio Intl. (SAT). For more options, look at flights that include layovers.
What is the earliest flight from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
The earliest flight from Hartsfield-Jackson Atlanta Intl. (ATL) to San Antonio Intl. (SAT) typically departs at about 5:00 AM. This early flight can help you maximize your time in San Antonio. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
The most popular departure times for flights from Atlanta (ATL) to San Antonio (SAT) are between 3pm and 6pm. This accounts for around 21% of total traffic. Many major carriers, including American Airlines and United Airlines, offer flights during this window. This timing works well for travelers looking to arrive in San Antonio in the evening.
How long does it take to fly from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
A nonstop flight from ATL to SAT typically takes around 2 hours 30 minutes, covering approximately 872 miles. Connecting flights on this route usually add 4 hours 20 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
Select the "Business class" and "First class" filters when looking for ATL to SAT flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How much is a business class flight from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
A direct, return business class ticket from Atlanta, GA (ATL) to San Antonio, TX (SAT) typically costs between $1,103 - $1,966. A non-stop, one-way business class flight is usually around $588 - $788. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to San Antonio, TX (SAT-San Antonio Intl.) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to San Antonio, TX (SAT-San Antonio Intl.) flight with Expedia?
It's easy to earn miles on a Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to San Antonio, TX (SAT-San Antonio Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for San Antonio from Hartsfield-Jackson Atlanta Intl. (ATL)?
If you're planning to travel to San Antonio from Hartsfield-Jackson Atlanta Intl. (ATL), you can fly into San Antonio Intl. (SAT) Some flights may connect through major hubs like O'Hare Intl. (ORD), Washington Dulles Intl. (IAD), Ronald Reagan Washington National (DCA) before reaching San Antonio. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to San Antonio, TX (SAT-San Antonio Intl.) at the last minute?
Typically, booking a last minute flight from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to San Antonio, TX (SAT-San Antonio Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to San Antonio, TX (SAT-San Antonio Intl.) flight and hotel package?
Securing a Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to San Antonio, TX (SAT-San Antonio Intl.) San Antonio Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
If you booked your Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to San Antonio, TX (SAT-San Antonio Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Hartsfield-Jackson Atlanta Intl.
Destination airport
San Antonio Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Roundtrip price
$200
Distance
872 mi
Average flight time
1 hour 29 mins

Book with confidence

Atlanta to San Antonio Flights

The cheapest times to fly from Atlanta 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 Atlanta to San Antonio are during the month of October. You can find some of the cheapest flights from Atlanta to San Antonio with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Atlanta 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 Atlanta 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 Atlanta to San Antonio in 2026. You can also book with separate airlines for your outbound and return journeys, from $101 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 Atlanta 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 Atlanta 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.

 

Atlanta to San Antonio Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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