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$45+ Cheap flights from Atlanta to San Antonio (ATL - SAT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — SAT
Nov 9 — Nov 161
Sun 11/9
Sun 11/16
1 adult, Economy
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Cheapflights Tip: The best prices from Atlanta Hartsfield-Jackson to San Antonio are usually found in May or June, booked 55 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap flight deals from Atlanta to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) to San Antonio (SAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 10, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$136
(Cheapflightsfares)

One-way from

$45
(Cheapflightsfares)

Popular in

December

Cheapest in

May

Average price

$261

Good round-trip deal

$175 or less

Good one-way deal

$67 or less
Provider with most accurate pricing for Atlanta Hartsfield-Jackson-San Antonio flight deals.
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Provider most trusted by Cheapflights users for Atlanta Hartsfield-Jackson-San Antonio flights.
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From Atlanta Hartsfield-Jackson to San Antonio
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One-way flight from Atlanta Hartsfield-Jackson to San Antonio
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Highest demand for flights based on searches. 21% potential increase in price ($75 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Atlanta Hartsfield-Jackson to San Antonio.
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Price to beat on a one-way flight from Atlanta Hartsfield-Jackson to San Antonio.
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Find flight deals from Atlanta to San Antonio

Cheapest flights from Atlanta to San Antonio
Explore the most affordable flight options available from Atlanta to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 10, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/49:53 amATL - SAT
1 stop9h 39mSpirit Airlines
Thu 11/67:37 pmSAT - ATL
1 stop12h 21mSpirit Airlines
Deal found 10/8$136
This CheapOair deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/307:30 amATL - SAT
1 stop13h 18mFrontier
Sun 11/28:26 pmSAT - ATL
1 stop21h 24mFrontier
Deal found 10/9$139
This CheapOair deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/243:06 pmATL - SAT
Nonstop2h 44mFrontier
Sun 10/265:47 pmSAT - ATL
Nonstop2h 34mFrontier
Deal found 10/9$140
This Mytrip deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/49:15 amATL - SAT
2 stops15h 30mSpirit Airlines
Wed 11/57:37 pmSAT - ATL
1 stop12h 21mSpirit Airlines
Deal found 10/8$142
This Cheapflightsfares deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2310:43 pmATL - SAT
1 stop20h 32mFrontier
Mon 10/275:45 pmSAT - ATL
Nonstop2h 34mFrontier
Deal found 10/7$143
This Gotogate deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/227:30 amATL - SAT
1 stop8h 44mFrontier
Mon 10/275:45 pmSAT - ATL
Nonstop2h 34mFrontier
Deal found 10/8$144
This Kiwi.com deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/307:59 pmATL - SAT
1 stop24h 31mMultiple Airlines
Tue 11/46:45 amSAT - ATL
2 stops38h 26mMultiple Airlines
Deal found 10/9$149
This Mytrip deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/129:53 amATL - SAT
1 stop9h 39mSpirit Airlines
Wed 11/197:37 pmSAT - ATL
1 stop13h 38mSpirit Airlines
Deal found 10/8$151
This Cheapflightsfares deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/49:53 amATL - SAT
1 stop9h 39mSpirit Airlines
Sun 11/97:37 pmSAT - ATL
1 stop12h 21mSpirit Airlines
Deal found 10/8$152
This Kiwi.com deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/291:31 pmATL - SAT
1 stop27h 19mMultiple Airlines
Wed 11/57:37 pmSAT - ATL
1 stop12h 21mMultiple Airlines
Deal found 10/7$154
This CheapOair deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/137:35 amATL - SAT
1 stop26h 43mFrontier
Mon 12/156:42 pmSAT - ATL
Nonstop2h 32mFrontier
Deal found 10/8$159

Cheapflights Fare Finder

 
Customize your flight search to find flights from Atlanta to San Antonio that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 10, 2025.
Use the filters below to find and compare flights from Atlanta to San Antonio that are best for you.

Fly from

Atlanta

Fly to

San Antonio

Route

Depart

Return

Price

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Sat 11/8

3:45 pm-5:25 pm

Nonstop2h 40m

San Antonio

Mon 11/10

4:25 pm-7:40 pm

Nonstop2h 15m

$213

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Thu 10/30

11:40 am-1:15 pm

Nonstop2h 35m

San Antonio

Sun 11/2

7:10 am-12:10 pm

1 stop4h 00m

$217

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Thu 11/27

7:15 am-1:04 pm

1 stop6h 49m

San Antonio

Mon 1/19

5:59 pm-11:19 pm

1 stop4h 20m

$221

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Sat 11/8

3:45 pm-5:25 pm

Nonstop2h 40m

San Antonio

Sun 11/9

4:25 pm-7:40 pm

Nonstop2h 15m

$223

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Wed 11/12

9:05 am-10:40 am

Nonstop2h 35m

San Antonio

Wed 11/19

6:30 am-9:50 am

Nonstop2h 20m

$239

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Sun 11/9

11:00 pm-12:38 am

Nonstop2h 38m

San Antonio

Wed 11/12

6:30 am-9:50 am

Nonstop2h 20m

$239

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Sat 11/8

9:56 am-11:28 am

Nonstop2h 32m

San Antonio

Tue 11/11

5:25 pm-8:49 pm

Nonstop2h 24m

$239

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Wed 11/12

6:15 am-11:10 am

1 stop5h 55m

San Antonio

Wed 11/19

12:05 pm-3:20 pm

Nonstop2h 15m

$249

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Sat 11/8

3:45 pm-5:25 pm

Nonstop2h 40m

San Antonio

Tue 11/11

3:05 pm-9:50 pm

1 stop5h 45m

$249

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Wed 11/5

4:05 pm-5:50 pm

Nonstop2h 45m

San Antonio

Wed 11/12

2:30 pm-8:55 pm

1 stop5h 25m

$258

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/8

Showing 1-10 of 20 results
1
2

Compare providers for flights from Atlanta to San Antonio

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Atlanta to San Antonio in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy2 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy2 starsTrust Score*2 stars
JustAirTicketPrice Accuracy-Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Atlanta-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Atlanta-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Atlanta-San Antonio flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Atlanta-San Antonio flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Atlanta-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Atlanta to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Atlanta with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Atlanta to San Antonio

How far ahead should I book a flight from Atlanta to San Antonio?

Use this chart to determine the optimal time to book a round-trip flight from Atlanta to San Antonio. Price data was last updated on October 3, 2025.

The price you pay for your flight from Atlanta to San Antonio may vary depending on when you book. For the best chance of a lower fare, look to book 55 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Atlanta to San Antonio?

Currently, June is the cheapest month in which you can book a flight from Atlanta to San Antonio (average of $48). Flying from Atlanta to San Antonio in December is currently the most expensive (average of $124). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ATL to SAT?

Find hourly flight availability from Atlanta to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 10, 2025.

When flying from Atlanta to San Antonio, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 27% versus a flight in the evening.

What is the cheapest day to fly from Atlanta to San Antonio?

Use this chart to determine the cheapest time to fly round-trip from Atlanta to San Antonio. Price data was last updated on October 5, 2025.

Travelers seeking maximum savings on their Atlanta to San Antonio flight should consider departing on Friday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for Atlanta to San Antonio flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Atlanta to San Antonio trip
Airports
ATL

Consider using the international terminal for shorter security lines if you're not checking bags and can check in online.

Read more about ATLby Chris Dong
SAT

Use Route 5 from SAT to reach downtown San Antonio in about 30 minutes, with several stops along the way.

Read more about SATby Ramsey Qubein
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on SAT

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more
Chris Dong

Chris Dong

Expert on ATL

Chris Dong

Chris Dong

Chris is a consumer travel reporter covering aviation, trending travel news, hotels, and loyalty programs—all for leading global publications like Travel + Leisure, The Washington Post, AFAR, and more. In addition to writing, Chris is a video host for Travel + Leisure, giving consumers an inside look at the latest in air travel.

Read more

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Antonio. Reviews last updated October 10, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and American Airlines from Atlanta to San Antonio to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,237 reviews

Entertainment

7.5

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,237 reviews
Southwest
8.0
Very good
4,237 reviews

Entertainment

7.5

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,969 reviews
Southwest
8.0
Very good
4,237 reviews

Entertainment

7.5

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,043 reviews
Southwest
8.0
Very good
4,237 reviews

Entertainment

7.5

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,088 reviews
Southwest
8.0
Very good
4,237 reviews

Entertainment

7.5

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,143 reviews
Southwest
8.0
Very good
4,237 reviews

Entertainment

7.5

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Atlanta to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Atlanta to San Antonio?

    Booking a flight from Atlanta Hartsfield-Jackson (ATL) to San Antonio (SAT) is your only option if you wish to fly from Atlanta to San Antonio. On a typical day, there are 29 flights from Hartsfield-Jackson to San Antonio, all of which are around 2h 24m for a nonstop flight. You can also purchase a plane ticket from 6 airlines when you book a flight from Hartsfield-Jackson to San Antonio.

  • How popular is this Atlanta to San Antonio flight route?

    This flight path from Atlanta Hartsfield-Jackson to San Antonio was viewed by 36 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Atlanta to San Antonio?

    Southwest, United Airlines, and Delta can get you from Atlanta to San Antonio in just under 2h 35m. Your travel time can differ by up to 4h 14m. Atlanta and San Antonio are separated by a distance of 873 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Atlanta to San Antonio round-trip?

    Frontier, at $77, was found to be the cheapest airline from Atlanta to San Antonio.Alternate airlines to your destination round-trip include Spirit Airlines and Delta. Users have found that Frontier is 72% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Atlanta to San Antonio one-way?

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $46. Frontier flights start at $49 while deals on Southwest start at $94 one-way.

  • What are the most reliable airlines from Atlanta to San Antonio?

    Consider Aeromexico (96%), Southwest (87%) or Delta (86%) when booking your flight. These represent the most reliable airlines when flying from Atlanta to San Antonio.

  • What are the cheapest flights from Atlanta to San Antonio?

    On average you can expect to pay $180 for a flight from Atlanta to San Antonio. The cheapest flight overall is $56 while the most popular route, (Atlanta Hartsfield-Jackson - San Antonio) is currently priced at $125.

  • Can I find deals for flights from Atlanta to San Antonio that include hotel bookings?

    Yes. In addition to deals on Atlanta to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Atlanta to San Antonio?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Atlanta to San Antonio.

  • Can I find deals for business class flights from Atlanta to San Antonio?

    Yes. Cheapflights offers flight deals from Atlanta to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Atlanta to San Antonio?

    Currently, June is the cheapest month in which you can book a flight from Atlanta to San Antonio (average of $48). Flying from Atlanta to San Antonio in December is currently the most expensive (average of $124). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

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Alternative routes for Atlanta to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Atlanta to San Antonio

Discover the top 6 airlines that operate flights from Atlanta to San Antonio. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$77Average$169FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$78Average$130FlexibilityNo cancel feeOn-time65%
DeltaCheapest$177Average$323FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$195Average$349FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$202Average$343FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$206Average$348FlexibilityNo cancel feeOn-time71%

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