$48 Cheap Flights from Atlanta (ATL) to San Antonio (SAT)

View $48 flight on Mon, Jun 30, 2025Opens 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 $48 for one-way flights and $87 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Mon, Jul 7 - Tue, Jul 8
ATL
Atlanta
SAT
San Antonio
$87 Roundtrip, found 17 hours ago
$87
Roundtrip
found 17 hours ago
Select Spirit Airlines flight, departing Mon, Jul 7 from Atlanta to San Antonio, returning Tue, Jul 8, priced at $87 found 17 hours ago
Spirit Airlines
Mon, Jun 30 - Tue, Jul 8
ATL
Atlanta
SAT
San Antonio
$92 Roundtrip, found 8 hours ago
$92
Roundtrip
found 8 hours ago
Select Spirit Airlines flight, departing Mon, Jun 30 from Atlanta to San Antonio, returning Tue, Jul 8, priced at $92 found 8 hours ago
Spirit Airlines
Fri, Jul 4 - Mon, Jul 7
ATL
Atlanta
SAT
San Antonio
$96 Roundtrip, found 2 hours ago
$96
Roundtrip
found 2 hours ago
Select Spirit Airlines flight, departing Fri, Jul 4 from Atlanta to San Antonio, returning Mon, Jul 7, priced at $96 found 2 hours ago
Spirit Airlines
Tue, Jul 1 - Tue, Jul 8
ATL
Atlanta
SAT
San Antonio
$104 Roundtrip, found 7 hours ago
$104
Roundtrip
found 7 hours ago
Select Spirit Airlines flight, departing Tue, Jul 1 from Atlanta to San Antonio, returning Tue, Jul 8, priced at $104 found 7 hours ago
Spirit Airlines
Wed, Jul 2 - Mon, Jul 7
ATL
Atlanta
SAT
San Antonio
$108 Roundtrip, just found
$108
Roundtrip
just found
Select Spirit Airlines flight, departing Wed, Jul 2 from Atlanta to San Antonio, returning Mon, Jul 7, priced at $108 just found
Spirit Airlines
Thu, Jul 3 - Tue, Jul 8
ATL
Atlanta
SAT
San Antonio
$114 Roundtrip, found 4 hours ago
$114
Roundtrip
found 4 hours ago
Select Spirit Airlines flight, departing Thu, Jul 3 from Atlanta to San Antonio, returning Tue, Jul 8, priced at $114 found 4 hours ago
Frontier Airlines
Fri, Jun 20 - Tue, Jul 8
ATL
Atlanta
SAT
San Antonio
$118 Roundtrip, found 10 hours ago
$118
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Fri, Jun 20 from Atlanta to San Antonio, returning Tue, Jul 8, priced at $118 found 10 hours ago
Southwest Airlines
Fri, Jul 25 - Sun, Jul 27
ATL
Atlanta
SAT
San Antonio
$169 Roundtrip, just found
$169
Roundtrip
just found
Select Southwest Airlines flight, departing Fri, Jul 25 from Atlanta to San Antonio, returning Sun, Jul 27, priced at $169 just found
United
Mon, Aug 25 - Sun, Aug 31
ATL
Atlanta
SAT
San Antonio
$184 Roundtrip, found 13 hours ago
$184
Roundtrip
found 13 hours ago
Select United flight, departing Mon, Aug 25 from Atlanta to San Antonio, returning Sun, Aug 31, priced at $184 found 13 hours ago
Alaska Airlines
Wed, Jul 2 - Wed, Jul 9
ATL
Atlanta
SAT
San Antonio
$897 Roundtrip, found 2 hours ago
$897
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Wed, Jul 2 from Atlanta to San Antonio, returning Wed, Jul 9, priced at $897 found 2 hours ago

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

May is typically the cheapest month to fly

From $58 - $95 per traveler.

Graph displaying average flight prices per month

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 $108
SAT
San Antonio Intl.
CheapestClosest
Average driving time to city center11 min
Flights from $108
Flights from Atlanta (ATL) to San Antonio (SAT)
Origin airport
Hartsfield-Jackson Atlanta Intl.
Destination airport
San Antonio Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, Spirit Airlines, United
Roundtrip price
$87
Distance
872 mi
Average flight time
1 hour 23 mins

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 July. 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 2025. You can also book with separate airlines for your outbound and return journeys, from $48 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.

 

Frequently asked questions

How much does a flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Antonio Intl. Airport (SAT) cost?
Cheap round-trip fares from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Antonio Intl. Airport (SAT) start at $100. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Spirit Airlines flight leaving ATL on July 5 2025 and touching down at SAT. The price was last updated on June 13 2025 and has not changed since.
What is the cheapest month to fly from ATL to SAT?
The cheapest flights from ATL 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.
Which airlines fly direct from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Antonio Intl. Airport (SAT)?
When flying out of Hartsfield-Jackson Atlanta Intl. Airport (ATL), you can jump on a direct flight to San Antonio Intl. Airport (SAT) with Delta Air Lines.
What is the cheapest airline that flies from ATL to SAT?
Right now, the cheapest carrier operating one-way flights from ATL to SAT is Spirit Airlines. You can book a seat on this route from $50. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from ATL on September 8 2025. Prices were last updated on June 13 2025 and have not changed since.
How many flights per day from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Antonio Intl. Airport (SAT)?
Each day on average, 7 nonstop flights take off from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Antonio Intl. Airport (SAT). Choose the departure that best suits your travel plans.
What are the most popular departure times for flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Antonio Intl. Airport (SAT)?
More passengers fly between ATL and SAT at 8 AM than at any other time of day. Rather skip the crowds? Consider flying outside peak hours and you're likely to save on your ticket as well.
What day of the week has the most flights from ATL to SAT?
Travel on a Friday if you're after the best choice of flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Antonio Intl. Airport (SAT).
What is the earliest flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Antonio Intl. Airport (SAT)?
Hop on the earliest flight at around 8:25AM UTC-5, leaving from Hartsfield-Jackson Atlanta Intl. Airport (ATL). You'll be in the air for around 2h 42m, landing at San Antonio Intl. Airport (SAT) at approximately 10:07AM UTC-6.
How long does it take to fly from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Antonio Intl. Airport (SAT)?
It takes roughly 2 hours and 41 minutes to fly the 870 mi from ATL to SAT.
What airline has the least delays from ATL to SAT?
Consider booking with Aeromexico if you'd like to fly straight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Antonio Intl. Airport (SAT) without any delays. This carrier has the strongest track record for punctuality, with an on-time performance of 91%. Want to get notified of any changes? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Antonio Intl. Airport (SAT)?
To avoid possible delays on the Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Antonio Intl. Airport (SAT) route, aim to travel before 3 PM. Departures after this hour are 22% more likely to be canceled.**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 Antonio from Hartsfield-Jackson Atlanta Intl. Airport (ATL)?
Browse your flight options from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Antonio Intl. Airport (SAT). This is the only airport in San Antonio you can touch down at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Antonio Intl. Airport (SAT) last-minute?
Booking your flight from ATL to SAT shortly before your getaway is generally more expensive. However, if there's some wiggle room with your schedule, you could bag a cheap last-minute fare.
Is it cheaper to book an ATL to SAT flight and hotel package?
You'll typically save money by booking an ATL to SAT flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. After choosing your preferred flights and accommodations, consider adding extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Antonio Intl. Airport (SAT)?
If you booked your ATL to SAT flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more information.

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