Cheap flights from Las Vegas to San Antonio

Flights overview

Useful information for finding cheap flights from Las Vegas to San Antonio and booking your next trip
Cheapest round-trip flights $158
Frontier Nonstop 3 hr Thu, Jun 4 — Sun, Jun 7
The cheapest round-trip flight from Las Vegas to San Antonio is currently $158
Cheapest one-way flight $79
Frontier Nonstop 3 hr Wed, Jun 3
The cheapest one-way flight from Las Vegas to San Antonio is currently $79
Last-minute weekend getaway $252
Frontier 1 stop 11 hr Sat, May 9 — Mon, May 11
The cheapest last-minute weekend getaway from Las Vegas to San Antonio is currently $252
Cheapest business class flights $386
Frontier Nonstop 3 hr Thu, Jun 4 — Sun, Jun 7
The cheapest business class round-trip flight from Las Vegas to San Antonio is currently $386
Fastest flight 2 hr 30 min The fastest nonstop flight from Las Vegas to San Antonio takes 2 hr 30 min
Nonstop flights Every day There are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from Las Vegas to San Antonio is typically January. The most expensive month to fly is typically March.
January
Cheapest
Typical prices: $55–255
March
Most expensive
Typical prices: $165–320

Popular airlines from Las Vegas to San Antonio

  • Southwest
    Nonstop
    from $315
    Typical price: $265–530
    33 weekly nonstop flights
    LAS - SAT Every day
    1119 weekly connecting flights
    LAS - SAT Every day
  • American
    from $304
    Typical price: $225–530
    702 weekly connecting flights
    LAS - SAT Every day
  • Frontier
    Nonstop
    from $158
    Typical price: $140–300
    7 weekly nonstop flights
    LAS - SAT Every day
    14 weekly connecting flights
    LAS - SAT Every day
  • United
    from $273
    Typical price: $325–570
    292 weekly connecting flights
    LAS - SAT Every day
  • Delta
    from $509
    Typical price: $255–690
    218 weekly connecting flights
    LAS - SAT Every day
  • Alaska
    from $636
    Typical price: $485–1,050
    21 weekly connecting flights
    LAS - SAT Every day

Popular airports near Las Vegas

  • Harry Reid International Airport (LAS)
    Las Vegas United States 16 min 6 mi
  • St. George Regional Airport (SGU) (SGU)
    St. George United States 1 hr 52 min 108 mi
  • Boulder City Municipal Airport (BLD)
    Boulder City United States 26 min 22 mi
  • Cedar City Regional Airport (CDC)
    Cedar City United States 2 hr 31 min 154 mi

Popular airports near San Antonio

  • San Antonio International Airport (SAT)
    San Antonio United States 19 min 7 mi
  • Austin-Bergstrom International Airport (AUS)
    Austin United States 1 hr 21 min 72 mi
  • George Bush Intercontinental Airport (IAH)
    Houston United States 3 hr 9 min 193 mi
  • William P. Hobby Airport (HOU)
    Houston United States 3 hr 14 min 193 mi

Frequently asked questions about flying from Las Vegas to San Antonio

The cheapest flights from Las Vegas to San Antonio are usually in January. Typical ticket prices in January range from $55 to $255.
The cheapest round-trip flight from Las Vegas to San Antonio recently found on Google Flights was with Frontier from $158. The cheapest one-way flight was with Frontier from $79.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Southwest flight from Las Vegas to San Antonio is $315, flying from Jun 4 to Jun 8.
  • The cheapest American flight from Las Vegas to San Antonio is $304, flying from May 28 to Jun 1.
  • The cheapest Frontier flight from Las Vegas to San Antonio is $158, flying from Jun 4 to Jun 7.
  • The cheapest United flight from Las Vegas to San Antonio is $273, flying from May 28 to Jun 1.
  • The cheapest Delta flight from Las Vegas to San Antonio is $509, flying from May 28 to May 31.
  • The cheapest Alaska flight from Las Vegas to San Antonio is $636, flying from Jun 6 to Jun 7.
The cheapest round-trip flight from Las Vegas to San Antonio starts at $158 from Thu, Jun 4 to Sun, Jun 7. The cheapest one-way flight starts at $79 and departs on Wed, Jun 3.
2 hr 30 min is the shortest flight time from Las Vegas to San Antonio.
San Antonio has mild winters (Dec–Feb), and hot and humid summers (Jun–Sep). Summer, as well as warm spring (Mar–May) are the most popular times to visit. Remember the Alamo Weekend (Mar) sees reenactments of the battle. Fiesta San Antonio (Apr), a long-standing heritage festival, is a huge, 11-day party known for its flower parades, live music and food stands.
It's easy to use Google Flights to find the cheapest days to fly from Las Vegas to San Antonio.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.
What counts as the best airline for your flights from Las Vegas to San Antonio really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Las Vegas to San Antonio.

In terms of nonstop flights, Southwest is the most popular. Southwest offers 33 nonstop flights and 1,119 connecting flights per week. Southwest flies from Harry Reid International Airport (LAS) to San Antonio International Airport (SAT) .

Other popular airlines flying from Las Vegas to San Antonio are:
  • American offers 702 connecting flights per week. American flies from Harry Reid International Airport (LAS) to San Antonio International Airport (SAT) .
  • Frontier offers 7 nonstop flights and 14 connecting flights per week. Frontier flies from Harry Reid International Airport (LAS) to San Antonio International Airport (SAT) .
  • United offers 292 connecting flights per week. United flies from Harry Reid International Airport (LAS) to San Antonio International Airport (SAT) .
  • Delta offers 218 connecting flights per week. Delta flies from Harry Reid International Airport (LAS) to San Antonio International Airport (SAT) .
  • Alaska offers 21 connecting flights per week. Alaska flies from Harry Reid International Airport (LAS) to San Antonio International Airport (SAT) .
The number of connecting flights refers to distinct flights with at least one stop between Las Vegas and San Antonio.
The cheapest round-trip flight from Las Vegas to San Antonio recently found on Google Flights was with Frontier from $158. The cheapest one-way flight was with Frontier from $79.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Southwest flight from Las Vegas to San Antonio is $315, flying from Jun 4 to Jun 8.
  • The cheapest American flight from Las Vegas to San Antonio is $304, flying from May 28 to Jun 1.
  • The cheapest Frontier flight from Las Vegas to San Antonio is $158, flying from Jun 4 to Jun 7.
  • The cheapest United flight from Las Vegas to San Antonio is $273, flying from May 28 to Jun 1.
  • The cheapest Delta flight from Las Vegas to San Antonio is $509, flying from May 28 to May 31.
  • The cheapest Alaska flight from Las Vegas to San Antonio is $636, flying from Jun 6 to Jun 7.
Southwest and Frontier fly direct from Las Vegas to San Antonio.
  • There are 33 Southwest direct flights from Las Vegas to San Antonio per week. Flights are available every day.
  • There are 7 Frontier direct flights from Las Vegas to San Antonio per week. Flights are available every day.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
The cheapest last-minute deal between Las Vegas and San Antonio at price $252 is offered by Frontier from Sat, May 9 to Mon, May 11.
Southwest and Frontier fly direct from Las Vegas to San Antonio.
  • There are 33 Southwest direct flights from Las Vegas to San Antonio per week. Flights are available every day.
  • There are 7 Frontier direct flights from Las Vegas to San Antonio per week. Flights are available every day.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
There are direct flights from Las Vegas to San Antonio on a daily basis.
The cheapest direct (nonstop) round-trip flights between Las Vegas and San Antonio start at $158 from Thu, Jun 4 to Sun, Jun 7 with Frontier.
It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Las Vegas to San Antonio, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.
The cheapest business class round-trip flights between Las Vegas and San Antonio start at $386 from Thu, Jun 4 to Sun, Jun 7 with Frontier.
The cheapest economy class round-trip flights between Las Vegas and San Antonio start at $158 from Thu, Jun 4 to Sun, Jun 7.
To book business class trips from Las Vegas to San Antonio, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.
The best last-minute getaway deal for the next weekend between Las Vegas and San Antonio starts at $252 from Sat, May 9 to Mon, May 11 with Frontier.
The cheapest last-minute deal between Las Vegas and San Antonio at price $252 is offered by Frontier from Sat, May 9 to Mon, May 11.
To find last-minute flight deals from Las Vegas to San Antonio, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.

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