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$39+ 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 2/15. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — SAT
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
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Find cheap flights from Atlanta to San Antonio with Cheapflights

1. Tell us where you want to go

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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 January 15, 2026.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$158
(Cheapflightsfares)

One-way from

$39
(Kiwi.com)

Popular in

April

Cheapest in

May

Average price

$327

Good round-trip deal

$285 or less

Good one-way deal

$176 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. 12% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January 15, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 1/14. 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.
Fri 2/202:30 pm
ATL
-
SAT
Nonstop2h 45m
Frontier
Mon 2/235:04 pm
SAT
-
ATL
Nonstop2h 22m
Frontier
Deal found 1/14$161
This Super.com deal was found by Cheapflights users on 1/15. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/264:27 pm
ATL
-
SAT
1 stop8h 25m
Spirit Airlines
Thu 1/2910:35 am
SAT
-
ATL
1 stop7h 41m
Spirit Airlines
Deal found 1/15$162
This Cheapflightsfares deal was found by Cheapflights users on 1/14. 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 3/58:50 pm
ATL
-
SAT
1 stop14h 50m
Frontier
Mon 3/93:26 pm
SAT
-
ATL
Nonstop2h 22m
Frontier
Deal found 1/14$163
This Frontier deal was found by Cheapflights users on 1/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/198:14 am
ATL
-
SAT
1 stop5h 58m
Frontier
Mon 2/235:04 pm
SAT
-
ATL
Nonstop2h 22m
Frontier
Deal found 1/14$164
This Cheapflightsfares deal was found by Cheapflights users on 1/13. 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 1/274:27 pm
ATL
-
SAT
1 stop8h 25m
Spirit Airlines
Fri 1/306:30 am
SAT
-
ATL
1 stop8h 02m
Spirit Airlines
Deal found 1/13$165
This Kiwi.com deal was found by Cheapflights users on 1/15. 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 2/1810:51 pm
ATL
-
SAT
1 stop15h 21m
Frontier
Mon 2/238:22 pm
SAT
-
ATL
1 stop8h 53m
Frontier
Deal found 1/15$167
This Cheapflightsfares deal was found by Cheapflights users on 1/14. 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.
Fri 2/63:18 pm
ATL
-
SAT
Nonstop2h 45m
Frontier
Sun 2/88:24 pm
SAT
-
ATL
1 stop13h 52m
Frontier
Deal found 1/14$168
This Cheapflightsfares deal was found by Cheapflights users on 1/13. 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.
Fri 2/610:40 am
ATL
-
SAT
1 stop9h 53m
Frontier
Mon 2/98:24 pm
SAT
-
ATL
1 stop8h 51m
Frontier
Deal found 1/13$169
This Kiwi.com deal was found by Cheapflights users on 1/14. 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 2/115:43 pm
ATL
-
SAT
2 stops20h 29m
Multiple Airlines
Wed 2/186:00 am
SAT
-
ATL
1 stop16h 33m
Multiple Airlines
Deal found 1/14$170
This Super.com deal was found by Cheapflights users on 1/15. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/83:18 pm
ATL
-
SAT
Nonstop2h 45m
Frontier
Fri 2/135:04 pm
SAT
-
ATL
Nonstop2h 22m
Frontier
Deal found 1/15$172
This Kiwi.com deal was found by Cheapflights users on 1/14. 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.
Fri 2/610:50 pm
ATL
-
SAT
1 stop11h 40m
Multiple Airlines
Mon 2/96:13 pm
SAT
-
ATL
Nonstop2h 22m
Multiple Airlines
Deal found 1/14$173
This Mytrip deal was found by Cheapflights users on 1/14. 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.
Fri 2/276:33 pm
ATL
-
SAT
1 stop6h 26m
Spirit Airlines
Mon 3/26:00 am
SAT
-
ATL
1 stop9h 55m
Spirit Airlines
Deal found 1/14$174

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 January 15, 2026.
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

Mon 1/26

4:27 pm-11:52 pm

1 stop8h 25m

San Antonio

Fri 1/30

10:35 am-11:08 pm

1 stop11h 33m

$162

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Tue 2/24

8:00 pm-5:15 pm

1 stop22h 15m

San Antonio

Sun 3/1

8:24 pm-9:47 pm

1 stop24h 23m

$194

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Sun 3/15

10:44 pm-9:32 am

1 stop11h 48m

San Antonio

Wed 3/18

10:27 am-7:12 pm

1 stop7h 45m

$223

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Thu 1/29

4:27 pm-11:52 pm

1 stop8h 25m

San Antonio

Sun 2/1

6:13 pm-9:35 pm

Nonstop2h 22m

$223

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Thu 1/29

4:27 pm-11:52 pm

1 stop8h 25m

San Antonio

Sun 2/1

6:30 am-3:32 pm

1 stop8h 02m

$232

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Tue 2/24

8:50 pm-10:28 pm

Nonstop2h 38m

San Antonio

Sun 3/1

1:34 pm-4:47 pm

Nonstop2h 13m

$237

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Thu 2/12

10:56 pm-12:35 am

Nonstop2h 39m

San Antonio

Thu 2/19

6:30 am-9:45 am

Nonstop2h 15m

$237

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Sat 2/14

10:56 pm-12:35 am

Nonstop2h 39m

San Antonio

Mon 2/16

5:30 am-8:52 am

Nonstop2h 22m

$237

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Tue 3/10

11:03 am-12:42 pm

Nonstop2h 39m

San Antonio

Tue 3/17

1:37 pm-4:54 pm

Nonstop2h 17m

$237

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Wed 2/11

6:47 pm-8:25 pm

Nonstop2h 38m

San Antonio

Wed 2/18

6:24 pm-9:47 pm

Nonstop2h 23m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/13

Showing 1-10 of 22 results
1
2
3

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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*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 CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Atlanta-San Antonio flight deals on Cheapflights vs. CheapOair >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 CheapOair the most. CheapOair 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 January 9, 2026.

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 July is currently the most expensive (average of $98). 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 January 15, 2026.

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 23% 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 January 10, 2026.

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

AI-powered summary based on content written by travel experts. AI can make mistakes.
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 January 15, 2026.
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
4,258 reviews

Comfort

8.0

Overall

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

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
4,258 reviews
Southwest
8.0
Very good
4,258 reviews

Comfort

8.0

Overall

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

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
7.9
Good
8,051 reviews
Southwest
8.0
Very good
4,258 reviews

Comfort

8.0

Overall

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

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
11,136 reviews
Southwest
8.0
Very good
4,258 reviews

Comfort

8.0

Overall

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

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
8,322 reviews
Southwest
8.0
Very good
4,258 reviews

Comfort

8.0

Overall

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

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
5.7
Fair
3,057 reviews
Southwest
8.0
Very good
4,258 reviews

Comfort

8.0

Overall

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

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 19 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 37 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?

    Spirit Airlines, Frontier, and United Airlines can get you from Atlanta to San Antonio in just under 4h 49m. Your travel time can differ by up to 17h 26m. 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 $67, was found to be the cheapest airline from Atlanta to San Antonio.Alternate airlines to your destination round-trip include Spirit Airlines and United Airlines. Users have found that Frontier is 73% 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 $41. Frontier flights start at $42 while deals on American Airlines start at $79 one-way.

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

    Consider Aeromexico (87%), Frontier (85%) or WestJet (81%) 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 $297 for a flight from Atlanta to San Antonio. The cheapest flight overall is $98 while the most popular route, (Atlanta Hartsfield-Jackson - San Antonio) is currently priced at $88.

  • 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 July is currently the most expensive (average of $98). 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 January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$67Average$174FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$77Average$125FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$155Average$290FlexibilityNo cancel feeOn-time69%
DeltaCheapest$172Average$309FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$174Average$303FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$187Average$328FlexibilityNo cancel feeOn-time63%

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