A historic church with two bell towers and a wrought iron gate.

$47 Cheap Flights to Southside, TX

View $47 flight on Thu, Oct 8, 2026Opens in a new window

Popular airlines

  • American Airlines

  • United

  • Delta

  • Southwest Airlines

  • Alaska Airlines

  • Frontier Airlines

  • Aeromexico

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How much is the cheapest flight to Southside?

Prices were available within the past 7 days and start at $47 for one-way flights and $94 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
United
Southwest Airlines
Delta
American Airlines

Alternative airports

Prices were available within the past 7 days. Prices and availability are subject to change.

Frequently asked questions

What month is the cheapest to fly to Southside?
The cheapest month to fly to Southside is November when demand is low. Off-peak months are often when you'll find cheap flights. To keep costs down, steer clear of flying during public and school holidays.
Which US cities have the cheapest flights to Southside?
Generally, Dallas, Houston and Denver offer cheap flights to Southside. However, being flexible is the secret to landing the lowest prices. Plan your escape during the off-peak season or midweek to keep costs down.
Which US cities fly direct to Southside?
Choose from 30 US destinations offering direct flights to Southside. While booking on Expedia, select "Direct flights only" to compare nonstop itineraries. Fly to Southside from any of these leading cities:
  • Dallas
  • Houston
  • Denver
  • Atlanta
  • Phoenix
How to find a cheap flight to Southside?
To lock in cheap flights to Southside, book well in advance and visit during the off-peak months of January and September. Want another tip? Take off on a Thursday and save around 16% on average compared to those who travel on a Sunday.* Set up price tracking on the Expedia app and we'll notify you as soon as your fares drop.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
How to get a cheap last-minute flight to Southside?
While booking in advance is typically the easiest way to save cash, don't panic if your Southside getaway is last minute. It's still possible to find cheap flights to Southside, especially if your plans have a little leeway. Try switching up your trip dates, looking at different ticket options or jetting out of an alternative airport.
How far in advance should I book a flight to Southside?
Get the travel dates you want and a fare that works with your budget by booking your domestic flight to Southside up to 28 days in advance. Search for tickets two to four months ahead if you're headed to Southside from an international destination.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which day of the week is the cheapest day to buy a plane ticket to Southside?
Sundays are usually the best day to book a cheap flight to Southside, with savings of about 8% on average compared to a Friday. If you choose to purchase tickets on a Friday, be ready to pay a higher price as this is typically the most expensive day.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Can I save money by booking a Southside trip package?
Book a Southside flight and hotel package deal on Expedia, and you could make significant savings. It's a breeze to bundle your hotel and flight, and you can also add tours and car rentals to create your own customized Southside vacation. Plus, there's nothing like the convenience of booking everything in the same place.
Can I change or cancel my flight to Southside?
You can often cancel or change your flight to Southside within 24 hours of booking. However, be mindful that some flights are non-refundable. In those cases, you may receive a credit toward a future trip in place of a direct refund. Be sure to check the airline's terms and conditions in your itinerary for specific details. You can use Expedia's "Changes included" or "No cancel fee" filters during your search to secure cheap flights to Southside with flexible change policies. For additional information, visit our Customer Service Portal.

*Flight schedules are subject to change.

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Travel information

Destination airport
San Antonio Intl.
Destination airport IATA code
SAT
Destination city name
San Antonio
Roundtrip price
$94

Trending flights to Southside

Prices were available within the past 7 days and start at $47 for one-way flights and $94 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines

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