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Cheap flights from Atlanta to San Antonio from $40

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Atlanta to San Antonio departing on 9/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Frontier Logo
3:10 pm - 4:52 pmATL-SAT
2h 42mnonstop
Frontier Logo
5:38 pm - 9:22 pmSAT-ATL
2h 44mnonstop
$98Frontier
Find Deal
Mon, Aug 4 - Mon, Aug 11
Frontier Logo
3:10 pm - 4:52 pmATL-SAT
2h 42mnonstop
Frontier Logo
5:38 pm - 9:22 pmSAT-ATL
2h 44mnonstop
$108Frontier
Find Deal
Fri, Aug 8 - Mon, Aug 11
Frontier Logo
2:59 pm - 4:30 pmATL-SAT
2h 31mnonstop
Frontier Logo
5:35 pm - 9:06 pmSAT-ATL
2h 31mnonstop
$110Frontier
Find Deal
Fri, Sep 19 - Mon, Sep 22
Southwest Logo
2:50 pm - 4:15 pmATL-SAT
2h 25mnonstop
Southwest Logo
2:25 pm - 5:45 pmSAT-ATL
2h 20mnonstop
$142Southwest
Find Deal
Fri, Aug 8 - Mon, Aug 11
Southwest Logo
2:50 pm - 4:15 pmATL-SAT
2h 25mnonstop
Southwest Logo
3:50 pm - 10:25 pmSAT-ATL
5h 35m1 stop
$151Southwest
Find Deal
Fri, Aug 8 - Mon, Aug 11
Delta Logo
10:00 am - 11:19 amATL-SAT
2h 19mnonstop
Delta Logo
8:00 am - 11:22 amSAT-ATL
2h 22mnonstop
$169Delta
Find Deal
Fri, Aug 8 - Sun, Aug 10
Spirit Airlines Logo
8:42 am - 6:36 pmATL-SAT
10h 54m1 stop
Spirit Airlines Logo
12:01 pm - 6:56 pmSAT-ATL
5h 55m1 stop
$170Spirit Airlines
Find Deal
Fri, Jul 25 - Thu, Jul 31
Spirit Airlines Logo
8:42 am - 6:36 pmATL-SAT
10h 54m1 stop
Spirit Airlines Logo
12:01 pm - 6:56 pmSAT-ATL
5h 55m1 stop
$177Spirit Airlines
Find Deal
Thu, Jul 24 - Thu, Jul 31
American Airlines Logo
6:15 am - 10:09 amATL-SAT
4h 54m1 stop
American Airlines Logo
12:20 pm - 9:57 pmSAT-ATL
8h 37m1 stop
$180American Airlines
Find Deal
Mon, Aug 18 - Thu, Aug 21
Delta Logo
2:53 pm - 4:15 pmATL-SAT
2h 22mnonstop
Delta Logo
6:35 am - 9:55 amSAT-ATL
2h 20mnonstop
$184Delta
Find Deal
Sat, Sep 13 - Mon, Sep 22

Frontier flights from Atlanta to San Antonio

Our best Frontier deals on Atlanta to San Antonio flight tickets
Frontier
Aug 4
ATL3:10 pmAtlanta Hartsfield-Jackson
2h 42m
SAT4:52 pmSan Antonio
Aug 11
SAT5:38 pmSan Antonio
2h 44m
ATL9:22 pmAtlanta Hartsfield-Jackson
Frontier
Aug 8
ATL3:10 pmAtlanta Hartsfield-Jackson
2h 42m
SAT4:52 pmSan Antonio
Aug 11
SAT5:38 pmSan Antonio
2h 44m
ATL9:22 pmAtlanta Hartsfield-Jackson
Frontier
Sep 19
ATL2:59 pmAtlanta Hartsfield-Jackson
2h 31m
SAT4:30 pmSan Antonio
Sep 22
SAT5:35 pmSan Antonio
2h 31m
ATL9:06 pmAtlanta Hartsfield-Jackson

Southwest flights from Atlanta to San Antonio

Our best Southwest deals on Atlanta to San Antonio flight tickets
Southwest
Aug 8
ATL2:50 pmAtlanta Hartsfield-Jackson
2h 25m
SAT4:15 pmSan Antonio
Aug 11
SAT2:25 pmSan Antonio
2h 20m
ATL5:45 pmAtlanta Hartsfield-Jackson
Southwest
Aug 8
ATL2:50 pmAtlanta Hartsfield-Jackson
2h 25m
SAT4:15 pmSan Antonio
Aug 11
SAT3:50 pmSan Antonio
5h 35m
1 stop
ATL10:25 pmAtlanta Hartsfield-Jackson
Southwest
Aug 14
ATL2:50 pmAtlanta Hartsfield-Jackson
2h 25m
SAT4:15 pmSan Antonio
Aug 17
SAT4:00 pmSan Antonio
2h 25m
ATL7:25 pmAtlanta Hartsfield-Jackson

See travel insights to San Antonio from

How to get the cheapest flight ticket from Atlanta to San Antonio

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of May, then book flights to San Antonio from Atlanta during June instead. Flights to San Antonio in June, while not as cheap as those in May, still average around $223.

What is the cheapest day to depart on your flight to San Antonio?

The cheapest day to depart on your flight to San Antonio is on a Wednesday when prices can be found for as low as $302. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Sunday is $382.

What is the cheapest time of day to depart on your flight to San Antonio?

According to our data, the cheapest time of day to fly to San Antonio is in the afternoon. momondo users have found flights departing from Atlanta to San Antonio in the afternoon for as low as $286. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to San Antonio are more costly at noon, with an average ticket price of $401. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Atlanta Hartsfield-Jackson to San Antonio flight route?

Fly from Atlanta Hartsfield-Jackson to San Antonio for the best Atlanta Hartsfield-Jackson - San Antonio flight prices

How far in advance should I book a flight to San Antonio?

You are more likely to see cheaper flights to San Antonio from Atlanta when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $313 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Atlanta for as low as $261 on momondo.

What cabin class options are available on Atlanta Hartsfield-Jackson to San Antonio flights?

There are 4 cabin classes available to choose from on Atlanta Hartsfield-Jackson to San Antonio flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Atlanta to San Antonio flight prices changed over time?

As of July 2025, prices for Atlanta to San Antonio flights are approximately 23% cheaper when compared to flights at the same time last year.

When to book flights from Atlanta to San Antonio

Are you open to changing your travel dates? Check out the ideal times to fly from Atlanta to San Antonio according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Atlanta to San Antonio (ATL to SAT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Atlanta to San Antonio

Best Price Found

$40

Fastest flight time

2h 19m

Direct flights

Every day

Airports in San Antonio

1 airport
The best one-way flight to San Antonio from Atlanta in the past 72 hours is $40. The best round-trip flight deal from Atlanta to San Antonio found on momondo in the last 72 hours is $98.
The fastest flight from Atlanta to San Antonio takes 2h 19m
Direct flights go from Atlanta to San Antonio every day.
There is 1 airport near San Antonio: San Antonio (SAT)

  • How far is Atlanta Hartsfield-Jackson to San Antonio by plane?

    The straight-line distance from Atlanta Hartsfield-Jackson to San Antonio is 880.9 mi. Flights usually cover this in 2h 19m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to San Antonio Airport?

    Prices for flights from Atlanta Hartsfield-Jackson Airport to San Antonio Airport were last updated today.

  • How many operators does momondo search for flights from Atlanta Hartsfield-Jackson Airport to San Antonio Airport?

  • How old do you have to be to fly from Atlanta Hartsfield-Jackson Airport to San Antonio Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Atlanta Hartsfield-Jackson Airport to San Antonio Airport.

  • What documentation or ID do you need to fly to San Antonio Airport?

    The necessary travel and health documents for your San Antonio Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Atlanta to San Antonio?

  • What is the most popular airline from Atlanta to San Antonio?


Best airlines flying from Atlanta to San Antonio

Compare and see reviews for airlines that fly from Atlanta to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $78Free CancellationRating
6.3
8,063 reviews
Search Spirit Airlines flights
FrontierPriceFrom $78Free CancellationRating
5.9
3,273 reviews
Search Frontier flights
DeltaPriceFrom $193Free CancellationRating
8.0
7,958 reviews
Search Delta flights
American AirlinesPriceFrom $226Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $233Free CancellationRating
7.4
8,844 reviews
Search United Airlines flights
SouthwestPriceFrom $248Free CancellationRating
8.0
4,256 reviews
Search Southwest flights
  • Delta Flights From Atlanta to San Antonio

    Delta flies from Atlanta to San Antonio around 15 times per week, with 7,962 momondo users rating the airline 8.0/10. The cheapest Delta deal from Atlanta to San Antonio in the last 72 hours was $193 (round-trip), much lower than the average airfare cost of $335 for Delta flights on this route.

  • Southwest Flights From Atlanta to San Antonio

    Southwest (8.0/10 from 4,258 reviews) operates around 5 flights from Atlanta to San Antonio in any given week. The average Southwest airfare for this route is around $373, with deals from around $248 rare but found on momondo. Referenced prices are for round-trip Atlanta to San Antonio flight searches in the last 72 hours.


Traveling to a place near San Antonio?

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

Why use momondo?

Why should I use momondo to find a flight deal from Atlanta to San Antonio?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Atlanta to San Antonio. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Atlanta to San Antonio with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Antonio from Atlanta with this policy.

How can momondo help me find flights from Atlanta to San Antonio?

Once all potential Atlanta to San Antonio flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Atlanta to San Antonio right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Antonio, momondo offers a useful price alert feature which will track prices for flights to San Antonio from Atlanta and alert you when they change.


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1 adult
Sun 7/13
Sun 7/20

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