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C$149 Cheap Flights from Atlanta Hartsfield-Jackson (ATL) to San Antonio International (SAT)

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Flight deals from Atlanta Hartsfield-Jackson to San Antonio International

Looking for a cheap last-minute deal or the best return flight from Atlanta Hartsfield-Jackson Airport to San Antonio International Airport? If you want to travel next month, return fares start from C$273. Find the lowest prices on one-way and return tickets right here.
San Antonio.C$149 per passenger.Departing Sat., Jul. 4.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Atlanta Hartsfield-Jackson on Sat., Jul. 4, arriving in San Antonio International.Price includes taxes and charges.From C$149, select.
San Antonio.C$149 per passenger.Departing Thu., Aug. 13.One-way flight with United.Outbound indirect flight with United, departs from Atlanta Hartsfield-Jackson on Thu., Aug. 13, arriving in San Antonio International.Price includes taxes and charges.From C$149, select.
San Antonio.C$150 per passenger.Departing Wed., Oct. 28.One-way flight with United.Outbound indirect flight with United, departs from Atlanta Hartsfield-Jackson on Wed., Oct. 28, arriving in San Antonio International.Price includes taxes and charges.From C$150, select.
San Antonio.C$159 per passenger.Departing Tue., Jun. 23.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Atlanta Hartsfield-Jackson on Tue., Jun. 23, arriving in San Antonio International.Price includes taxes and charges.From C$159, select.
San Antonio.C$163 per passenger.Departing Sat., Aug. 15.One-way flight with Delta.Outbound direct flight with Delta departs from Atlanta Hartsfield-Jackson on Sat., Aug. 15, arriving in San Antonio International.Price includes taxes and charges.From C$163, select.
San Antonio.C$163 per passenger.Departing Sat., Jul. 4.One-way flight with Delta.Outbound direct flight with Delta departs from Atlanta Hartsfield-Jackson on Sat., Jul. 4, arriving in San Antonio International.Price includes taxes and charges.From C$163, select.
San Antonio.C$166 per passenger.Departing Wed., Sep. 16.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Atlanta Hartsfield-Jackson on Wed., Sep. 16, arriving in San Antonio International.Price includes taxes and charges.From C$166, select.
San Antonio.C$178 per passenger.Departing Mon., Nov. 16.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Atlanta Hartsfield-Jackson on Mon., Nov. 16, arriving in San Antonio International.Price includes taxes and charges.From C$178, select.
San Antonio.C$178 per passenger.Departing Wed., Oct. 28.One-way flight with Delta.Outbound direct flight with Delta departs from Atlanta Hartsfield-Jackson on Wed., Oct. 28, arriving in San Antonio International.Price includes taxes and charges.From C$178, select.
San Antonio.C$186 per passenger.Departing Mon., Sep. 21.One-way flight with Delta.Outbound direct flight with Delta departs from Atlanta Hartsfield-Jackson on Mon., Sep. 21, arriving in San Antonio International.Price includes taxes and charges.From C$186, select.
San Antonio.C$191 per passenger.Departing Tue., Nov. 17.One-way flight with Delta.Outbound direct flight with Delta departs from Atlanta Hartsfield-Jackson on Tue., Nov. 17, arriving in San Antonio International.Price includes taxes and charges.From C$191, select.
San Antonio.C$192 per passenger.Departing Wed., Jun. 24.One-way flight with Delta.Outbound direct flight with Delta departs from Atlanta Hartsfield-Jackson on Wed., Jun. 24, arriving in San Antonio International.Price includes taxes and charges.From C$192, select.
San Antonio.C$323 per passenger.Departing Sat., Apr. 3.One-way flight with United.Outbound indirect flight with United, departs from Atlanta Hartsfield-Jackson on Sat., Apr. 3, arriving in San Antonio International.Price includes taxes and charges.From C$323, select.
San Antonio.C$372 per passenger.Departing Sat., Apr. 3.One-way flight with Delta.Outbound direct flight with Delta departs from Atlanta Hartsfield-Jackson on Sat., Apr. 3, arriving in San Antonio International.Price includes taxes and charges.From C$372, select.

Find the cheapest month to fly from Atlanta Hartsfield-Jackson to San Antonio International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Atlanta Hartsfield-Jackson to San Antonio International flights are currently cheapest in July.
Jun.
from C$159
Jul.
from C$149
Aug.
from C$149
Sep.
from C$166
Oct.
from C$150
Nov.
from C$178
Dec.
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Jan.
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Feb.
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Mar.
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Apr.
from C$323
May
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Which airlines fly from Atlanta Hartsfield-Jackson to San Antonio International?

Atlanta Hartsfield-Jackson to San Antonio International: Alternative routes

Compare routes from Atlanta Hartsfield-Jackson to San Antonio below. You may find an airport to fly into that's cheaper, faster, or easier than San Antonio International.

San Antonio International

13km from central San Antonio
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from C$149
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Atlanta to San Antonio: Flight information

The things to know before you go.
Cheapest flight foundC$149
Cheapest month to flyAugust
Average flight time2 hrs, 31 mins
Most popular airlineKLM
Average flights per week448

Finding cheap flights from Atlanta Hartsfield-Jackson to San Antonio International: Frequently asked questions

The best price we found for a return flight from Atlanta Hartsfield-Jackson to San Antonio International is C$273. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 31 minutes is the average flight time from Atlanta Hartsfield-Jackson to San Antonio International.
KLM, LATAM Airlines and Delta fly direct from Atlanta Hartsfield-Jackson to San Antonio International.
As of June 2026, there are 448 flights per week flying from Atlanta Hartsfield-Jackson to San Antonio International.
The cheapest month to fly from Atlanta Hartsfield-Jackson to San Antonio International is usually July.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Atlanta Hartsfield-Jackson Airport to San Antonio International Airport on Friday, July 10, 2026.
Yes – the average flight time is 2 hours and 31 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Antonio International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Antonio is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Southwest Airlines offers the cheapest flight tickets to San Antonio International.

Traveling from Hartsfield-Jackson Atlanta International Airport (ATL) to San Antonio International Airport (SAT): what you need to know

  • 2 hours 32 minutes is the average duration of a direct flight from Hartsfield-Jackson Atlanta International Airport to San Antonio International Airport. San Antonio is 1 hour behind Atlanta and is in the UTC-5 timezone.

  • There are 76 flights from Hartsfield-Jackson Atlanta International Airport to San Antonio International Airport weekly. Hop on the 05:05 flight if you want to be on your way as early as possible. If you're keen to get the most out of your day, the last flight from ATL to SAT is 23:24.

  • Heading off during a peak time like a public holiday? Expect longer queues at check-in and security. To give yourself peace of mind, arrive up to four hours before international flights and two hours before domestic departures.

  • If you'd like a stopover for your flight from Hartsfield-Jackson Atlanta International Airport to San Antonio International Airport, just uncheck 'Direct flights only' and check out your options. These are the popular stopovers between ATL and SAT:

    • George Bush Intercontinental Airport

    • William P. Hobby Airport

    • Dallas Love Field

How to find the cheapest flights from Hartsfield-Jackson Atlanta International Airport (ATL) to San Antonio International Airport (SAT)

  • The best price we've found for a one-way ticket from Hartsfield-Jackson Atlanta International Airport to San Antonio International Airport is C$149. The cheapest price for a return flight is C$273. Bear in mind that fares may change due to demand when booking.

  • Book 9 months before traveling. After looking at the numbers on our calendar, this is how far you should book ahead to secure cheap flight tickets from ATL to SAT.

  • May is the cheapest month for flight tickets from Hartsfield-Jackson Atlanta International Airport to San Antonio International Airport. If you need to fly during a different time of year, the 'Whole month' tool will show you the lowest airfares for every month.

  • Set up a Price Alert for cheap flight tickets from ATL to SAT. There's no need to search every day to see whether fares have fallen. We'll let you know when the price changes.

  • Tailor your trip using filters. Pick your departure and arrival times, airlines and total journey duration. You can also sort the results by 'Cheapest,' 'Fastest' or 'Best' flights from Hartsfield-Jackson Atlanta International Airport to San Antonio International Airport.

Handy information about Hartsfield-Jackson Atlanta International Airport (ATL)

  • Located around 18 kilometres from the center of Atlanta, Hartsfield-Jackson Atlanta International Airport can be reached in approximately 17 minutes by car, depending on traffic. The ride by public transport is roughly 1 hour and 9 minutes.

  • Want an easy way to start to your travels? Stay near ATL. Whether you're taking an early flight from Hartsfield-Jackson Atlanta International Airport to San Antonio International Airport or want to avoid feeling rushed, these hotels are perfect:

Arriving at San Antonio International Airport (SAT)

Getting from San Antonio International Airport (SAT) to central San Antonio

  • From San Antonio International Airport, San Antonio is approximately 19 kilometres away. It takes around 21 minutes to reach the center driving.

  • Getting to the center by public transport will take you roughly 1 hour and 32 minutes.

When to fly to San Antonio International Airport (SAT)

  • The quietest month for a flight from Hartsfield-Jackson Atlanta International Airport to San Antonio International Airport is April, while July is the most popular. Pick the best time to visit San Antonio based on whether you prefer a laid-back vibe or a more bustling atmosphere.

  • When booking your flight from Hartsfield-Jackson Atlanta International Airport to San Antonio International Airport, think about the kind of weather you enjoy. August is the warmest month in San Antonio, with the temperature ranging from 23ºC to 40ºC.

  • Look for cheap flight tickets from ATL to SAT in January if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between 3ºC and 20ºC on average.

More about San Antonio

  • Start your San Antonio trip right by finding a great stay. As soon as you've booked your flight from ATL to SAT, browse our range of hotel options including:

  • All great journeys should include some sightseeing. The San Antonio River Walk, San Antonio Missions National Historical Park and San Fernando Cathedral are essential stops on your San Antonio itinerary.

Complete your San Antonio trip with hotels and a car rental

  • We don't just compare flights. After booking your cheap ticket to San Antonio International Airport, explore our great car rental offers that'll give you the freedom and flexibility to travel around at your own pace. Then, have a look at our exclusive rates for hotels to find the ideal San Antonio stay.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.