How popular is this Las Vegas to San Antonio flight route?

This flight path from Las Vegas Harry Reid Intl to San Antonio was viewed by 30 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What are the cheapest airlines flying from Las Vegas to San Antonio round-trip?

Flying on Spirit Airlines is currently your cheapest option to San Antonio, with prices starting at $100. Additional round-trip tickets that might be worth considering are offered by Frontier and Southwest, with the lowest prices starting at $108 and $255, respectively. These flights start at 36% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Las Vegas to San Antonio one-way?

The cheapest airlines for a one-way flight from Las Vegas to San Antonio are Spirit Airlines ($50), Frontier ($54), and Southwest ($128).

What are the cheapest flights from Las Vegas to San Antonio?

Looking for the cheapest flight from Las Vegas to San Antonio? While on average our users pay $153, our data indicates the cheapest price to be $39. The most popular route (Las Vegas Harry Reid Intl - San Antonio), is priced around $98.

What are the most reliable airlines from Las Vegas to San Antonio?

Before booking your flight to San Antonio from Las Vegas, check out the most reliable airlines to get you to your destination on time: Spirit Airlines (92%), Southwest (79%), Frontier( 78%).

What are the most popular airlines that fly from Las Vegas to San Antonio?

American Airlines, Frontier and Allegiant Air are the most popular airlines when flying from Las Vegas to San Antonio.

What is the cheapest day to fly round-trip from Las Vegas to San Antonio?

Leaving on a Tuesday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 51% on the overall cost on flights from Las Vegas to San Antonio.

How far in advance should I book a flight from Las Vegas to San Antonio?

Users have found that booking a flight from Las Vegas to San Antonio at least 51 days early can save you up to 64% on average compared to booking a flight this week. If booking 51 days before your flight isn’t an option for you, users have found flights from Las Vegas to San Antonio for as little as $97 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $242 for flights departing within the next 3 days.

What is the cheapest month to fly from Las Vegas to San Antonio?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, September can be a great choice for travel to San Antonio. Flights to San Antonio from Las Vegas in September are about $158 on average during September, but can be found for as low as $44.

Most accurate provider : When it comes to deals on Las Vegas-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Las Vegas-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Las Vegas-San Antonio flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Las Vegas-San Antonio flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Las Vegas-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airports do I use to fly from Las Vegas to San Antonio?

San Antonio is the airport most travelers will use when flying to San Antonio from Las Vegas Harry Reid Intl. Booking flights from Harry Reid Intl (LAS) to San Antonio (SAT) should be relatively easy as there are 4 daily flights to San Antonio from 5 different airlines. 2h 32m is how long a flight from Las Vegas to San Antonio will take if you book a nonstop flight.

Can I find deals for flights from Las Vegas to San Antonio that include hotel bookings?

Yes. In addition to deals on Las Vegas to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Las Vegas to San Antonio?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Las Vegas to San Antonio.

Can I find deals for business class flights from Las Vegas to San Antonio?

Yes. Cheapflights offers flight deals from Las Vegas to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$50+ Flights from Las Vegas to San Antonio

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

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Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to San Antonio are usually found in September or August, booked 50 days in advance, depart on a Wednesday or Friday and return on a Tuesday

Cheap flight deals from Las Vegas to San Antonio

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$100 (Priceline)
One-way from	$50 (Kiwi.com)
Popular in	December
Cheapest in	September
Average price	$153
Good round-trip deal	$108 or less
Good one-way deal	$100 or less

Provider with most accurate pricing for Las Vegas Harry Reid Intl-San Antonio flight deals.

Search Deals

Provider most trusted by Cheapflights users for Las Vegas Harry Reid Intl-San Antonio flights.

Search Deals

From Las Vegas Harry Reid Intl to San Antonio

Search Deals

One-way flight from Las Vegas Harry Reid Intl to San Antonio

Search Deals

Highest demand for flights based on searches. 16% potential increase in price ($30 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($6 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Price to beat on a round-trip flight from Las Vegas Harry Reid Intl to San Antonio.

Search Deals

Price to beat on a one-way flight from Las Vegas Harry Reid Intl to San Antonio.

Search Deals

Find flight deals from Las Vegas to San Antonio

Cheapest flights from Las Vegas to San Antonio
Explore the most affordable flight options available from Las Vegas to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

Thu 4/241:41 pmLAS - SAT

Nonstop2h 39mSpirit Airlines

Sun 4/277:25 pmSAT - LAS

Nonstop2h 58mSpirit Airlines

Deal found 4/15

$98

Thu 5/15:00 amLAS - SAT

Nonstop2h 32mMultiple Airlines

Sun 5/41:43 pmSAT - LAS

Nonstop2h 59mMultiple Airlines

Deal found 4/17

$107

Fri 5/98:00 amLAS - SAT

Nonstop2h 43mFrontier

Sun 5/111:43 pmSAT - LAS

Nonstop2h 59mFrontier

Deal found 4/17

$108

Wed 5/147:15 pmLAS - SAT

Nonstop2h 35mSouthwest

Mon 5/197:45 pmSAT - LAS

Nonstop2h 55mSouthwest

Deal found 4/16

$255

Best flights from Las Vegas to San Antonio
Discover carefully curated flight deals from Las Vegas to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 17, 2025.

Thu 5/15:00 amLAS - SAT

Nonstop2h 32mSpirit Airlines

Sun 5/46:31 pmSAT - LAS

Nonstop2h 58mSpirit Airlines

Deal found 4/16

$100

Thu 5/15:00 amLAS - SAT

Nonstop2h 32mMultiple Airlines

Sun 5/41:43 pmSAT - LAS

Nonstop2h 59mMultiple Airlines

Deal found 4/17

$107

Fri 5/98:00 amLAS - SAT

Nonstop2h 43mFrontier

Sun 5/111:43 pmSAT - LAS

Nonstop2h 59mFrontier

Deal found 4/17

$108

Wed 5/147:15 pmLAS - SAT

Nonstop2h 35mSouthwest

Mon 5/197:45 pmSAT - LAS

Nonstop2h 55mSouthwest

Deal found 4/16

$255

Mon 6/212:54 amLAS - SAT

1 stop8h 56mDelta

Thu 6/56:10 pmSAT - LAS

1 stop7h 18mDelta

Deal found 4/16

$337

Wed 5/76:38 amLAS - SAT

2 stops15h 21mAlaska Airlines

Tue 5/136:35 amSAT - LAS

2 stops13h 44mAlaska Airlines

Deal found 4/16

$345

Thu 8/288:00 amLAS - SAT

1 stop6h 46mAmerican Airlines

Mon 9/17:30 pmSAT - LAS

1 stop5h 17mAmerican Airlines

Deal found 4/16

$357

Fri 8/2912:59 amLAS - SAT

1 stop5h 58mUnited Airlines

Fri 9/58:55 amSAT - LAS

1 stop5h 33mUnited Airlines

Deal found 4/16

$362

Last-minute flights from Las Vegas to San Antonio
Discover last-minute flight deals from Las Vegas to San Antonio. Data last updated April 17, 2025 and is based on user searches.

Thu 4/241:41 pmLAS - SAT

Nonstop2h 39mSpirit Airlines

Sun 4/277:25 pmSAT - LAS

Nonstop2h 58mSpirit Airlines

Deal found 4/15

$98

Thu 4/248:00 amLAS - SAT

Nonstop2h 37mFrontier

Sun 4/271:37 pmSAT - LAS

Nonstop3h 10mFrontier

Deal found 4/17

$109

Thu 4/2412:35 amLAS - SAT

1 stop7h 24mDelta

Sun 4/2712:40 pmSAT - LAS

2 stops8h 10mDelta

Deal found 4/17

$729

Sat 4/2612:59 amLAS - SAT

1 stop5h 32mUnited Airlines

Sat 5/311:00 amSAT - LAS

2 stops8h 51mUnited Airlines

Deal found 4/16

$540

Sun 4/278:00 amLAS - SAT

Nonstop2h 37mMultiple Airlines

Sat 5/36:31 pmSAT - LAS

Nonstop2h 58mMultiple Airlines

Deal found 4/16

$110

Sun 4/276:00 amLAS - SAT

1 stop10h 37mAlaska Airlines

Sat 5/36:35 amSAT - LAS

2 stops12h 35mAlaska Airlines

Deal found 4/16

$743

Thu 5/15:00 amLAS - SAT

Nonstop2h 32mMultiple Airlines

Sun 5/41:43 pmSAT - LAS

Nonstop2h 59mMultiple Airlines

Deal found 4/17

$107

Fri 5/98:00 amLAS - SAT

Nonstop2h 43mFrontier

Sun 5/111:43 pmSAT - LAS

Nonstop2h 59mFrontier

Deal found 4/17

$108

Wed 5/147:15 pmLAS - SAT

Nonstop2h 35mSouthwest

Mon 5/197:45 pmSAT - LAS

Nonstop2h 55mSouthwest

Deal found 4/16

$255

One-way flights from Las Vegas to San Antonio
Search for one-way flight options from Las Vegas to San Antonio. Find affordable one-way fares based on user searches. Data last updated April 17, 2025.

Mon 5/1212:33 amLAS - SAT

Nonstop2h 31mSpirit Airlines

Deal found 4/16

$50

Sun 4/278:00 amLAS - SAT

Nonstop2h 37mFrontier

Deal found 4/16

$54

Sat 5/177:35 amLAS - SAT

Nonstop2h 35mSouthwest

Deal found 4/16

$128

Fri 5/1612:54 amLAS - SAT

1 stop8h 56mDelta

Deal found 4/16

$138

Thu 7/1711:59 pmLAS - SAT

1 stop7h 48mSun Country Air

Deal found 4/16

$143

Tue 5/2712:59 amLAS - SAT

1 stop5h 51mUnited Airlines

Deal found 4/16

$159

Sun 5/2512:59 amLAS - SAT

1 stop7h 02mAmerican Airlines

Deal found 4/17

$179

Wed 5/284:33 pmLAS - SAT

2 stops10h 37mAlaska Airlines

Deal found 4/16

$197

Fri 6/276:40 amLAS - SAT

2 stops38h 26mMultiple Airlines

Deal found 4/16

$214

Cheapflights Fare Finder

Use the filters below to find and compare flights from Las Vegas to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Las VegasSan Antonio

LAS - SAT

LASSAT

Las Vegas Harry Reid Intl

Thu 5/1

5:00 am-9:32 am

Nonstop2h 32m

San Antonio

Sun 5/4

6:31 pm-7:29 pm

Nonstop2h 58m

$100

Las VegasSan Antonio

LAS - SAT

LASSAT

Las Vegas Harry Reid Intl

Thu 5/1

5:00 am-9:32 am

Nonstop2h 32m

San Antonio

Sun 5/4

1:43 pm-2:42 pm

Nonstop2h 59m

$107

Las VegasSan Antonio

LAS - SAT

LASSAT

Las Vegas Harry Reid Intl

Fri 5/9

8:00 am-12:43 pm

Nonstop2h 43m

San Antonio

Sun 5/11

1:43 pm-2:42 pm

Nonstop2h 59m

$108

Las VegasSan Antonio

LAS - SAT

LASSAT

Las Vegas Harry Reid Intl

Wed 5/14

7:15 pm-11:50 pm

Nonstop2h 35m

San Antonio

Mon 5/19

7:45 pm-8:40 pm

Nonstop2h 55m

$255

Las VegasSan Antonio

LAS - SAT

LASSAT

Las Vegas Harry Reid Intl

Mon 6/2

12:54 am-11:50 am

1 stop8h 56m

San Antonio

Thu 6/5

6:10 pm-11:28 pm

1 stop7h 18m

$337

Las VegasSan Antonio

LAS - SAT

LASSAT

Las Vegas Harry Reid Intl

Wed 5/7

6:38 am-11:59 pm

2 stops15h 21m

San Antonio

Tue 5/13

6:35 am-6:19 pm

2 stops13h 44m

$345

Las VegasSan Antonio

LAS - SAT

LASSAT

Las Vegas Harry Reid Intl

Thu 8/28

8:00 am-4:46 pm

1 stop6h 46m

San Antonio

Mon 9/1

7:30 pm-10:47 pm

1 stop5h 17m

$357

Las VegasSan Antonio

LAS - SAT

LASSAT

Las Vegas Harry Reid Intl

Fri 8/29

12:59 am-8:57 am

1 stop5h 58m

San Antonio

Fri 9/5

8:55 am-12:28 pm

1 stop5h 33m

$362

Las VegasSan Antonio

LAS - SAT

LASSAT

Las Vegas Harry Reid Intl

Mon 5/12

12:33 am-5:04 am

Nonstop2h 31m

$50

Las VegasSan Antonio

LAS - SAT

LASSAT

Las Vegas Harry Reid Intl

Sun 4/27

8:00 am-12:37 pm

Nonstop2h 37m

$54

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 17 results

Compare providers for flights from Las Vegas to San Antonio

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Las Vegas to San Antonio in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
CheapOair	Price Accuracy1 star	Trust Score*3 stars
JustAirTicket	Price Accuracy-	Trust Score*3 stars
Trip.com	Price Accuracy1 star	Trust Score*3 stars
FareScan	Price Accuracy-	Trust Score*3 stars
Justfly.com	Price Accuracy3 stars	Trust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Las Vegas-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Las Vegas-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Las Vegas-San Antonio flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Las Vegas-San Antonio flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Las Vegas-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Las Vegas to San Antonio flights

Cheapflights partnered with top experts to bring you the best recommendations for your Las Vegas to San Antonio trip

Airlines

Spirit Airlines

Spirit's Big Front Seats offer 11 inches more legroom, ideal for added comfort.

Use Spirit's self-service bag drop for faster check-in and avoid counter fees.

Read more about Spirit Airlinesby Daniel Scheffler

Frontier

Frontier's UpFront Plus seats guarantee an empty middle seat for extra comfort.

Frontier's Discount Den offers Kids Fly Free, ideal for family travel savings.

Read more about Frontierby Marisa Garcia

Airports

LAS

Experience self-service TSA screening at LAS for a streamlined security process, reducing wait times before your flight to San Antonio.

SAT

Use rideshare services from SAT's lower level for a quick 15-minute drive to downtown San Antonio.

Our travel experts

Daniel Scheffler

Expert on Spirit Airlines

Marisa Garcia

Expert on Frontier

Ramsey Qubein

Expert on SAT and LAS

Best time to book a flight from Las Vegas to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Las Vegas with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Las Vegas to San Antonio

How far ahead should I book a flight from Las Vegas to San Antonio?

The best time to book flights from Las Vegas to San Antonio is 50 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Las Vegas to San Antonio?

Currently, August is the cheapest month in which you can book a flight from Las Vegas to San Antonio (average of $295). Flying from Las Vegas to San Antonio in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LAS to SAT?

It’s typically best to fly out from Las Vegas to San Antonio in the afternoon. Doing so could potentially save you 25% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Las Vegas to San Antonio?

Travelers seeking maximum savings on their Las Vegas to San Antonio flight should consider departing on Friday afternoons when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Las Vegas to San Antonio

The most flights from LAS to SAT are scheduled on a Thursday (7 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in San Antonio by month

In terms of precipitation, rainfall in San Antonio ranges from 1.6 - 3.7 inches per month. May is typically the wettest month, when rainfall can reach 3.7 in. December is typically the driest time to visit San Antonio when rainfall is around 1.6 in.

Temperature in San Antonio by month

If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Antonio

Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Las Vegas to San Antonio by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,882 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Alaska Airlines

8.0

Very good

9,882 reviews

Alaska Airlines

8.0

Very good

9,882 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Southwest

8.0

Very good

4,280 reviews

Alaska Airlines

8.0

Very good

9,882 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Delta

8.0

Very good

7,917 reviews

Alaska Airlines

8.0

Very good

9,882 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

United Airlines

7.4

Good

8,667 reviews

Alaska Airlines

8.0

Very good

9,882 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,882 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

What airports do I use to fly from Las Vegas to San Antonio?
San Antonio is the airport most travelers will use when flying to San Antonio from Las Vegas Harry Reid Intl. Booking flights from Harry Reid Intl (LAS) to San Antonio (SAT) should be relatively easy as there are 4 daily flights to San Antonio from 5 different airlines. 2h 32m is how long a flight from Las Vegas to San Antonio will take if you book a nonstop flight.
How popular is this Las Vegas to San Antonio flight route?
This flight path from Las Vegas Harry Reid Intl to San Antonio was viewed by 30 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
What are the cheapest airlines flying from Las Vegas to San Antonio round-trip?
Flying on Spirit Airlines is currently your cheapest option to San Antonio, with prices starting at $100. Additional round-trip tickets that might be worth considering are offered by Frontier and Southwest, with the lowest prices starting at $108 and $255, respectively. These flights start at 36% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Las Vegas to San Antonio one-way?
The cheapest airlines for a one-way flight from Las Vegas to San Antonio are Spirit Airlines ($50), Frontier ($54), and Southwest ($128).
What are the most reliable airlines from Las Vegas to San Antonio?
Before booking your flight to San Antonio from Las Vegas, check out the most reliable airlines to get you to your destination on time: Spirit Airlines (92%), Southwest (79%), Frontier( 78%).
What are the cheapest flights from Las Vegas to San Antonio?
Looking for the cheapest flight from Las Vegas to San Antonio? While on average our users pay $153, our data indicates the cheapest price to be $39. The most popular route (Las Vegas Harry Reid Intl - San Antonio), is priced around $98.
Can I find deals for flights from Las Vegas to San Antonio that include hotel bookings?
Yes. In addition to deals on Las Vegas to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Las Vegas to San Antonio?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Las Vegas to San Antonio.
Can I find deals for business class flights from Las Vegas to San Antonio?
Yes. Cheapflights offers flight deals from Las Vegas to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Las Vegas to San Antonio?
Currently, August is the cheapest month in which you can book a flight from Las Vegas to San Antonio (average of $295). Flying from Las Vegas to San Antonio in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 5 airlines flying from Las Vegas to San Antonio

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$59	Average$124	FlexibilityNo cancel fee	On-time62%
Spirit Airlines	Cheapest$73	Average$154	FlexibilityNo cancel fee	On-time65%
Allegiant Air	Cheapest$77	Average$135	FlexibilityNo cancel fee	On-time88%
American Airlines	Cheapest$189	Average$419	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$275	Average$400	FlexibilityNo cancel fee	On-time63%

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$50+ Cheap flights from Las Vegas to San Antonio (LAS - SAT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/12. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Las Vegas to San Antonio with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to San Antonio are usually found in September or August, booked 50 days in advance, depart on a Wednesday or Friday and return on a Tuesday

Cheap flight deals from Las Vegas to San Antonio

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Las Vegas to San Antonio

Cheapest flights from Las Vegas to San AntonioExplore the most affordable flight options available from Las Vegas to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

Explore the most affordable flight options available from Las Vegas to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Las Vegas to San Antonio that are best for you.

Compare providers for flights from Las Vegas to San Antonio

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Las Vegas to San Antonio in April.

The best insider tips for Las Vegas to San Antonio flights

Cheapflights partnered with top experts to bring you the best recommendations for your Las Vegas to San Antonio trip

Airlines

Spirit Airlines

Frontier

Airports

LAS

SAT

Our travel experts

Best time to book a flight from Las Vegas to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Las Vegas with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Las Vegas to San Antonio

How far ahead should I book a flight from Las Vegas to San Antonio?

Use this chart to determine the optimal time to book a round-trip flight from Las Vegas to San Antonio. Price data was last updated on April 11, 2025.

What is the cheapest month to book a flight from Las Vegas to San Antonio?

What is the cheapest time of day to fly from LAS to SAT?

Find hourly flight availability from Las Vegas to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

What is the cheapest day to fly from Las Vegas to San Antonio?

Use this chart to determine the cheapest time to fly round-trip from Las Vegas to San Antonio. Price data was last updated on March 30, 2025.

Weekly flight availability from Las Vegas to San Antonio

Rainfall in San Antonio by month

Plan your trip to San Antonio by taking into account the average rainfall totals by month.

Temperature in San Antonio by month

Plan your trip to San Antonio by taking into account the average temperature totals by month.

Reviews of airlines servicing San Antonio

Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Las Vegas to San Antonio by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Las Vegas to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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Alternative routes for Las Vegas to San Antonio

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Top 5 airlines flying from Las Vegas to San Antonio

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Cheapest flights from Las Vegas to San Antonio
Explore the most affordable flight options available from Las Vegas to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.