Cheap Flights from Atlanta Hartsfield-Jackson to San Antonio International

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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 to San Antonio International? Find the lowest prices on one-way and return tickets right here.
Map with a flight path from Atlanta Hartsfield-Jackson to San Antonio International. A plane icon is halfway along the route with a label that says "Direct flight".
Direct flight

Your route at a glance

Cheapest deal$222
Cheapest monthFebruary
Average flight duration2 hours and 38 minutes
Most popular airlineDelta

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 February.

Direct flights 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.

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 $222. 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 38 minutes is the average flight time from Atlanta Hartsfield-Jackson to San Antonio International.
LATAM Airlines, KLM and Delta fly direct from Atlanta Hartsfield-Jackson to San Antonio International.
As of December 2025, there are 271 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 February.
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 Monday, 9 February 2026.
Yes – the average flight time is 2 hours and 38 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, Frontier Airlines offers the cheapest flight tickets to San Antonio International.

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

  • Around 2 hours 30 minutes is how long you can expect to be in the air on a direct flight from Hartsfield-Jackson Atlanta International Airport to San Antonio International Airport.

  • The timezone in San Antonio is UTC-5, which is one hour behind Atlanta.

  • Flights from ATL to SAT start from 07:55 — the first with Southwest Airlines. The last departure is at 23:24 with Delta Air Lines. Overall, there are 76 weekly Hartsfield-Jackson Atlanta International Airport to San Antonio International Airport flights.

  • Your ATL to SAT flight won't wait if you're late, so don't forget to check in on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

  • You'll likely experience bigger queues in popular months like July. Arriving up to four hours ahead of international flights and two hours for domestic departures is a good idea.

  • Delta Air Lines is your ticket to exploring San Antonio (and maybe even some other exciting parts of United States!). Check out the direct flights from Hartsfield-Jackson Atlanta International Airport to San Antonio International Airport offered by this popular airline.

  • Delta Air Lines is the most frequently booked airline on this route.

  • The most punctual carrier offering ATL to SAT flights is Delta Air Lines. Its services land as planned 79.67% of the time.

  • We make it simple to book a flight with a stopover. To see your options for tickets from Hartsfield-Jackson Atlanta International Airport to San Antonio International Airport, uncheck 'Direct flights only.' Then, pick a flight with a stop long enough to visit the city of your choice. Stopovers between ATL and SAT include:

    • William P. Hobby Airport

    • Dallas Love Field Airport

    • George Bush Intercontinental Airport

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

  • Currently, $111 is the lowest price we've found for a one-way Hartsfield-Jackson Atlanta International Airport to San Antonio International Airport flight. The best price for a return plane ticket is $222. Remember that fares could change due to availability at the time of booking.

  • To get cheap tickets from ATL to SAT, reserve your trip six months before your departure.

  • The cheapest month for flights from Hartsfield-Jackson Atlanta International Airport to San Antonio International Airport is May. Use the 'Whole month' tool to see the lowest prices if you have a flexible travel schedule.

  • You don't need to check back in every day to find out if fares have gone down when you set up a Price Alert. We'll notify you the moment the price changes on cheap flights from ATL to SAT.

  • Pick your ideal arrival and departure times, airlines and number of stops with the filters. Alternatively, sort your results by 'Cheapest' to get the best deals on flights from Hartsfield-Jackson Atlanta International Airport to San Antonio International Airport.

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

  • You'll find ATL at 6000 N Terminal Parkway.

  • Of the departures from Hartsfield-Jackson Atlanta International Airport, 76.64% land on schedule at their destination.

  • Hartsfield-Jackson Atlanta International Airport is about 18 kilometres from central Atlanta. If you're ride-sharing, catching a cab or driving from the centre, it'll take you 15 minutes or so to get there, depending on the traffic.

  • You can expect a journey time of around 1 hour 10 minutes on public transport.

  • Catching an early flight from Hartsfield-Jackson Atlanta International Airport to San Antonio International Airport? Avoid the stress of rushing to the terminal (and catch some extra z's) by picking one of these stays close to ATL:

Arriving at San Antonio International Airport (SAT)

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

  • SAT is located at 9800 Airport Boulevard.

  • San Antonio International Airport to the centre of San Antonio has a drive time of about 20 minutes. It's approximately 19 kilometres away.

  • It takes roughly 1 hour 30 minutes if you're travelling by public transport.

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 busiest. Choose the best time to visit San Antonio based on whether you prefer a faster pace or a more relaxed vibe.

  • Before locking in your flight from Hartsfield-Jackson Atlanta International Airport to San Antonio International Airport, consider the type of weather you enjoy. August is the warmest month in San Antonio, with temperatures ranging from 23ºC to 40ºC.

  • January has average temperatures of between 3ºC and 20ºC. Search for cheap tickets from ATL to SAT sometime then if you want to travel in cooler conditions.

Explore more of United States

  • Houston is just one of the many cities in United States waiting to be explored once you've taken in the sights of San Antonio. Around 306 kilometres away to the east, its best attractions include The Houston Museum of Natural Science, The Museum of Fine Arts, Houston, Beck Building and Hermann Park.

  • If you're interested in discovering another great destination in United States, consider Dallas, roughly 402 kilometres north-east of San Antonio. Dallas Arboretum and Botanical Gardens, Perot Museum of Nature and Science and Dallas Museum of Art are highlights.

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