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Cheap flights from Atlanta to San Antonio from $64

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 2/9. 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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Find the cheapest flights from Atlanta to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
4:27 pm - 11:52 pm
ATL
-
SAT
8h 25m1 stop
Spirit Airlines Logo
10:35 am - 8:49 pm
SAT
-
ATL
9h 14m1 stop
$122Spirit Airlines
Wed, Jan 21 - Sat, Jan 24
Frontier Logo
8:14 am - 1:12 pm
ATL
-
SAT
5h 58m1 stop
Frontier Logo
1:57 pm - 9:46 pm
SAT
-
ATL
6h 49m1 stop
$128Frontier
Sat, Feb 21 - Sat, Feb 28
Spirit Airlines Logo
4:27 pm - 11:52 pm
ATL
-
SAT
8h 25m1 stop
Spirit Airlines Logo
10:35 am - 7:16 pm
SAT
-
ATL
7h 41m1 stop
$132Spirit Airlines
Wed, Feb 4 - Sat, Feb 7
Frontier Logo
10:46 pm - 6:18 pm
ATL
-
SAT
20h 32m1 stop
Frontier Logo
8:00 pm - 7:58 am
SAT
-
ATL
10h 58m1 stop
$133Frontier
Wed, Jan 7 - Mon, Jan 12
Frontier Logo
3:18 pm - 5:03 pm
ATL
-
SAT
2h 45mnonstop
Frontier Logo
6:13 pm - 9:35 pm
SAT
-
ATL
2h 22mnonstop
$134Frontier
Mon, Feb 2 - Sun, Feb 8
Frontier Logo
3:18 pm - 5:03 pm
ATL
-
SAT
2h 45mnonstop
Frontier Logo
6:13 pm - 9:35 pm
SAT
-
ATL
2h 22mnonstop
$135Frontier
Fri, Feb 6 - Mon, Feb 9
Spirit Airlines Logo
9:50 pm - 9:30 am
ATL
-
SAT
12h 40m1 stop
Spirit Airlines Logo
10:26 am - 8:14 pm
SAT
-
ATL
8h 48m1 stop
$136Spirit Airlines
Thu, Feb 19 - Tue, Feb 24
Multiple Airlines Logo
3:18 pm - 5:03 pm
ATL
-
SAT
2h 45mnonstop
Multiple Airlines Logo
10:35 am - 7:16 pm
SAT
-
ATL
7h 41m1 stop
$137Multiple Airlines
Sun, Jan 25 - Sat, Jan 31
Spirit Airlines Logo
4:27 pm - 11:52 pm
ATL
-
SAT
8h 25m1 stop
Spirit Airlines Logo
10:35 am - 11:08 pm
SAT
-
ATL
11h 33m1 stop
$139Spirit Airlines
Fri, Jan 23 - Mon, Jan 26
Multiple Airlines Logo
4:27 pm - 11:52 pm
ATL
-
SAT
8h 25m1 stop
Multiple Airlines Logo
6:18 pm - 9:40 pm
SAT
-
ATL
2h 22mnonstop
$140Multiple Airlines
Sat, Jan 17 - Mon, Jan 19

Frontier flights from Atlanta to San Antonio

Our best Frontier deals on Atlanta to San Antonio flight tickets
Frontier
Jan 7
ATL10:46 pmAtlanta Hartsfield-Jackson
20h 32m
1 stop
SAT6:18 pmSan Antonio
Jan 12
SAT8:00 pmSan Antonio
10h 58m
1 stop
ATL7:58 amAtlanta Hartsfield-Jackson
$133
Find similar
Frontier
Feb 2
ATL3:18 pmAtlanta Hartsfield-Jackson
2h 45m
SAT5:03 pmSan Antonio
Feb 8
SAT6:13 pmSan Antonio
2h 22m
ATL9:35 pmAtlanta Hartsfield-Jackson
$134
Find similar
Frontier
Feb 6
ATL3:18 pmAtlanta Hartsfield-Jackson
2h 45m
SAT5:03 pmSan Antonio
Feb 9
SAT6:13 pmSan Antonio
2h 22m
ATL9:35 pmAtlanta Hartsfield-Jackson
$135
Find similar

Spirit Airlines flights from Atlanta to San Antonio

Our best Spirit Airlines deals on Atlanta to San Antonio flight tickets
Spirit Airlines
Jan 21
ATL4:27 pmAtlanta Hartsfield-Jackson
8h 25m
1 stop
SAT11:52 pmSan Antonio
Jan 24
SAT10:35 amSan Antonio
9h 14m
1 stop
ATL8:49 pmAtlanta Hartsfield-Jackson
$122
Find similar
Spirit Airlines
Feb 4
ATL4:27 pmAtlanta Hartsfield-Jackson
8h 25m
1 stop
SAT11:52 pmSan Antonio
Feb 7
SAT10:35 amSan Antonio
7h 41m
1 stop
ATL7:16 pmAtlanta Hartsfield-Jackson
$132
Find similar
Spirit Airlines
Jan 23
ATL4:27 pmAtlanta Hartsfield-Jackson
8h 25m
1 stop
SAT11:52 pmSan Antonio
Jan 26
SAT10:35 amSan Antonio
11h 33m
1 stop
ATL11:08 pmAtlanta Hartsfield-Jackson
$139
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 17, 2025.
Use the filters below to find and compare flights from Atlanta to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Wed 1/21

4:27 pm-11:52 pm

1 stop8h 25m

San Antonio

Sat 1/24

10:35 am-8:49 pm

1 stop9h 14m

$122

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Sat 2/21

8:14 am-1:12 pm

1 stop5h 58m

San Antonio

Sat 2/28

1:57 pm-9:46 pm

1 stop6h 49m

$128

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Wed 2/4

4:27 pm-11:52 pm

1 stop8h 25m

San Antonio

Sat 2/7

10:35 am-7:16 pm

1 stop7h 41m

$132

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Wed 1/7

10:46 pm-6:18 pm

1 stop20h 32m

San Antonio

Mon 1/12

8:00 pm-7:58 am

1 stop10h 58m

$133

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Mon 2/2

3:18 pm-5:03 pm

Nonstop2h 45m

San Antonio

Sun 2/8

6:13 pm-9:35 pm

Nonstop2h 22m

$134

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Fri 2/6

3:18 pm-5:03 pm

Nonstop2h 45m

San Antonio

Mon 2/9

6:13 pm-9:35 pm

Nonstop2h 22m

$135

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Thu 2/19

9:50 pm-9:30 am

1 stop12h 40m

San Antonio

Tue 2/24

10:26 am-8:14 pm

1 stop8h 48m

$136

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Sun 1/25

3:18 pm-5:03 pm

Nonstop2h 45m

San Antonio

Sat 1/31

10:35 am-7:16 pm

1 stop7h 41m

$137

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Fri 1/23

4:27 pm-11:52 pm

1 stop8h 25m

San Antonio

Mon 1/26

10:35 am-11:08 pm

1 stop11h 33m

$139

AtlantaSan Antonio

ATL - SAT

ATLSAT

Atlanta Hartsfield-Jackson

Sat 1/17

4:27 pm-11:52 pm

1 stop8h 25m

San Antonio

Mon 1/19

6:18 pm-9:40 pm

Nonstop2h 22m

$140

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 $180.

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 Friday when prices can be found for as low as $240. 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 $326.

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 $228. 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 in the evening, with an average ticket price of $304. Departure times in the evening 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 $265 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 $212 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.

Can stopping save me money on Atlanta to San Antonio flights?

No. A direct flight is the cheapest option for a flight between Atlanta to San Antonio.

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

As of December 2025, prices for Atlanta to San Antonio flights are approximately 105% more expensive 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

$85

Fastest flight time

2h 24m

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 $85. The best round-trip flight deal from Atlanta to San Antonio found on momondo in the last 72 hours is $183.
The fastest flight from Atlanta to San Antonio takes 2h 24m
Direct flights go from Atlanta to San Antonio every day.
There is 1 airport in San Antonio. From Atlanta there are direct flights to San Antonio (SAT).
Search flight deals

  • 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 24m, 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
FrontierPriceFrom $77Free CancellationRating
5.8
3,082 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $78Free CancellationRating
6.3
8,188 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $174Free CancellationRating
7.2
11,049 reviews
Search American Airlines flights
DeltaPriceFrom $177Free CancellationRating
7.9
8,008 reviews
Search Delta flights
SouthwestPriceFrom $187Free CancellationRating
7.9
4,250 reviews
Search Southwest flights
United AirlinesPriceFrom $190Free CancellationRating
7.4
9,092 reviews
Search United Airlines flights

  • Delta Flights From Atlanta to San Antonio

    Delta flies from Atlanta to San Antonio around 14 times per week, with 8,008 momondo users rating the airline 7.9/10. The cheapest Delta deal from Atlanta to San Antonio in the last 72 hours was $177 (round-trip), much lower than the average airfare cost of $309 for Delta flights on this route.

  • Southwest Flights From Atlanta to San Antonio

    Southwest (7.9/10 from 4,250 reviews) operates around 3 flights from Atlanta to San Antonio in any given week. The average Southwest airfare for this route is around $334, with deals from around $187 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.

An easier way to manage your San Antonio trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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