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$51+ 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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — SAT
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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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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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

Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to San Antonio (SAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 29, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$94
(Cheapflightsfares)

One-way from

$51
(FlightHub)

Popular in

December

Cheapest in

September

Average price

$184

Good round-trip deal

$109 or less

Good one-way deal

$94 or less
Provider with most accurate pricing for Las Vegas Harry Reid Intl-San Antonio flight deals.
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Provider most trusted by Cheapflights users for Las Vegas Harry Reid Intl-San Antonio flights.
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From Las Vegas Harry Reid Intl to San Antonio
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One-way flight from Las Vegas Harry Reid Intl to San Antonio
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Highest demand for flights based on searches. 14% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Las Vegas Harry Reid Intl to San Antonio.
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Price to beat on a one-way flight from Las Vegas Harry Reid Intl to San Antonio.
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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 29, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1512:33 amLAS - SAT
Nonstop2h 31mSpirit Airlines
Mon 5/196:45 amSAT - LAS
1 stop15h 25mSpirit Airlines
Deal found 4/27$94
This Cheapflightsfares deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/88:00 amLAS - SAT
Nonstop2h 43mFrontier
Sun 5/111:43 pmSAT - LAS
Nonstop2h 59mFrontier
Deal found 4/27$105
This CheapOair deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/88:00 amLAS - SAT
Nonstop2h 43mMultiple Airlines
Sun 5/117:00 amSAT - LAS
1 stop6h 47mMultiple Airlines
Deal found 4/27$115
This Southwest deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/217:15 pmLAS - SAT
Nonstop2h 35mSouthwest
Tue 5/277:00 pmSAT - LAS
Nonstop2h 55mSouthwest
Deal found 4/26$281
This Delta deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2012:54 amLAS - SAT
1 stop8h 56mDelta
Tue 5/2712:08 pmSAT - LAS
1 stop9h 57mDelta
Deal found 4/26$296
This American Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/212:59 amLAS - SAT
1 stop7h 04mAmerican Airlines
Sat 6/73:17 pmSAT - LAS
1 stop5h 04mAmerican Airlines
Deal found 4/27$342
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2112:59 amLAS - SAT
1 stop5h 58mUnited Airlines
Thu 8/285:58 pmSAT - LAS
1 stop5h 15mUnited Airlines
Deal found 4/28$362
This Alaska Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/96:00 amLAS - SAT
2 stops21h 10mAlaska Airlines
Thu 6/127:37 pmSAT - LAS
1 stop27h 01mAlaska Airlines
Deal found 4/28$434

Cheapflights Fare Finder

Customize your flight search to find flights from Las Vegas to San Antonio that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2025.
Use the filters below to find and compare flights from Las Vegas to San Antonio that are best for you.

Fly from

Las Vegas

Fly to

San Antonio

Route

Depart

Return

Price

Las VegasSan Antonio

LAS - SAT

LASSAT

Las Vegas Harry Reid Intl

Thu 5/15

12:33 am-5:04 am

Nonstop2h 31m

San Antonio

Mon 5/19

6:45 am-8:10 pm

1 stop15h 25m

$94

Las VegasSan Antonio

LAS - SAT

LASSAT

Las Vegas Harry Reid Intl

Thu 5/8

8:00 am-12:43 pm

Nonstop2h 43m

San Antonio

Sun 5/11

1:43 pm-2:42 pm

Nonstop2h 59m

$105

Las VegasSan Antonio

LAS - SAT

LASSAT

Las Vegas Harry Reid Intl

Thu 5/8

8:00 am-12:43 pm

Nonstop2h 43m

San Antonio

Sun 5/11

7:00 am-11:47 am

1 stop6h 47m

$115

Las VegasSan Antonio

LAS - SAT

LASSAT

Las Vegas Harry Reid Intl

Wed 5/21

7:15 pm-11:50 pm

Nonstop2h 35m

San Antonio

Tue 5/27

7:00 pm-7:55 pm

Nonstop2h 55m

$281

Las VegasSan Antonio

LAS - SAT

LASSAT

Las Vegas Harry Reid Intl

Tue 5/20

12:54 am-11:50 am

1 stop8h 56m

San Antonio

Tue 5/27

12:08 pm-8:05 pm

1 stop9h 57m

$296

Las VegasSan Antonio

LAS - SAT

LASSAT

Las Vegas Harry Reid Intl

Mon 6/2

12:59 am-10:03 am

1 stop7h 04m

San Antonio

Sat 6/7

3:17 pm-6:21 pm

1 stop5h 04m

$342

Las VegasSan Antonio

LAS - SAT

LASSAT

Las Vegas Harry Reid Intl

Fri 6/13

12:39 am-8:50 am

1 stop6h 11m

San Antonio

Wed 6/25

11:15 am-5:53 pm

2 stops8h 38m

$432

Las VegasSan Antonio

LAS - SAT

LASSAT

Las Vegas Harry Reid Intl

Mon 6/9

6:00 am-5:10 am

2 stops21h 10m

San Antonio

Thu 6/12

7:37 pm-8:38 pm

1 stop27h 01m

$434

Las VegasSan Antonio

LAS - SAT

LASSAT

Las Vegas Harry Reid Intl

Sat 5/10

12:33 am-5:04 am

Nonstop2h 31m

$51

Las VegasSan Antonio

LAS - SAT

LASSAT

Las Vegas Harry Reid Intl

Sun 5/4

8:00 am-12:43 pm

Nonstop2h 43m

$58

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Showing 1-10 of 17 results
1
2

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.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*2 stars
FlightnetworkPrice Accuracy-Trust Score*3 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 CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Las Vegas-San Antonio flight deals on Cheapflights vs. CheapOair >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 CheapOair the most. CheapOair 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

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
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.

Read more about LASby Ramsey Qubein
SAT

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

Read more about SATby Ramsey Qubein
Our travel experts
Daniel Scheffler

Daniel Scheffler

Expert on Spirit Airlines

Daniel Scheffler

Daniel Scheffler

Daniel Scheffler is a travel writer, podcaster, and producer. Born in Africa, bred in Europe and now living in America he has traveled to 140 countries (and all 50 U.S. states). Plus he has stayed at over 2500 hotels across the globe. His original shows Everywhere and Without Maps (available on Spotify) showcase his beliefs, travel is about humanity and sharing that beauty. And thus it reminds you that you shouldn’t believe everything you think.

Read more
Marisa Garcia

Marisa Garcia

Expert on Frontier

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on SAT and LAS

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

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?

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 25, 2025.

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?

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 29, 2025.

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?

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.

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

Explore weekly flight availability from Las Vegas to San Antonio. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 29, 2025.

The most flights from LAS to SAT are scheduled on a Sunday (10 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in San Antonio by month

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

Plan your trip to San Antonio by taking into account the average temperature totals 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 insights into the airlines that provide service to San Antonio. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Antonio. Reviews last updated April 29, 2025.
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
9,949 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,949 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,292 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • 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 7 daily flights to San Antonio from 5 different airlines. 2h 35m 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 37 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 $94. Additional round-trip tickets that might be worth considering are offered by Frontier and Southwest, with the lowest prices starting at $105 and $281, respectively. These flights start at 42% 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 ($51), Frontier ($58), and Delta ($138).

  • 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 $47. The most popular route (Las Vegas Harry Reid Intl - San Antonio), is priced around $94.

  • 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.

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Top 5 airlines flying from Las Vegas to San Antonio

Discover the top 5 airlines that operate flights from Las Vegas to San Antonio. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$59Average$124FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$73Average$156FlexibilityNo cancel feeOn-time65%
Allegiant AirCheapest$77Average$135FlexibilityNo cancel feeOn-time88%
American AirlinesCheapest$189Average$439FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$275Average$396FlexibilityNo cancel feeOn-time63%

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