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Cheap flights from San Antonio to Las Vegas from $38

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Las Vegas departing on 4/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Antonio to Las Vegas

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from San Antonio to Las Vegas.
Spirit Airlines Logo
10:37 am - 11:34 amSAT-LAS
2h 57mnonstop
Spirit Airlines Logo
12:47 pm - 5:26 pmLAS-SAT
2h 39mnonstop
$80Spirit Airlines
Find Deal
seg, abr 28 - qui, mai 1
Spirit Airlines Logo
5:39 am - 6:36 amSAT-LAS
2h 57mnonstop
Spirit Airlines Logo
5:00 am - 9:32 amLAS-SAT
2h 32mnonstop
$81Spirit Airlines
Find Deal
qui, mai 1 - seg, mai 5
Spirit Airlines Logo
6:31 pm - 7:29 pmSAT-LAS
2h 58mnonstop
Spirit Airlines Logo
12:33 am - 5:04 amLAS-SAT
2h 31mnonstop
$85Spirit Airlines
Find Deal
seg, mai 5 - qui, mai 8
Spirit Airlines Logo
5:39 am - 6:36 amSAT-LAS
2h 57mnonstop
Spirit Airlines Logo
12:47 pm - 5:26 pmLAS-SAT
2h 39mnonstop
$86Spirit Airlines
Find Deal
sex, mai 2 - ter, mai 6
Spirit Airlines Logo
2:37 pm - 3:36 pmSAT-LAS
2h 59mnonstop
Spirit Airlines Logo
12:33 am - 5:04 amLAS-SAT
2h 31mnonstop
$87Spirit Airlines
Find Deal
ter, mai 13 - qui, mai 15
Spirit Airlines Logo
6:31 pm - 7:29 pmSAT-LAS
2h 58mnonstop
Spirit Airlines Logo
6:10 am - 10:47 amLAS-SAT
2h 37mnonstop
$88Spirit Airlines
Find Deal
sáb, mai 3 - sex, mai 9
 Logo
5:04 pm - 6:09 pmSAT-LAS
3h 05mnonstop
 Logo
11:59 pm - 4:34 amLAS-SAT
2h 35mnonstop
seg, abr 21 - sáb, abr 26
Frontier Logo
5:04 pm - 6:09 pmSAT-LAS
3h 05mnonstop
Frontier Logo
1:03 pm - 5:47 pmLAS-SAT
2h 44mnonstop
$97Frontier
Find Deal
seg, abr 14 - sex, abr 18
Frontier Logo
1:43 pm - 2:42 pmSAT-LAS
2h 59mnonstop
Frontier Logo
8:00 am - 12:43 pmLAS-SAT
2h 43mnonstop
$98Frontier
Find Deal
dom, mai 11 - sex, mai 16
Frontier Logo
6:47 pm - 7:52 pmSAT-LAS
3h 05mnonstop
Frontier Logo
11:31 am - 4:14 pmLAS-SAT
2h 43mnonstop
$161Frontier
Find Deal
sex, abr 18 - seg, abr 21

Spirit Airlines flights from San Antonio to Las Vegas

Our best Spirit Airlines deals on San Antonio to Las Vegas flight tickets
Spirit Airlines
Apr 28
SAT10:37 amSan Antonio
2h 57m
LAS11:34 amLas Vegas Harry Reid Intl
May 1
LAS12:47 pmLas Vegas Harry Reid Intl
2h 39m
SAT5:26 pmSan Antonio
Spirit Airlines
May 1
SAT5:39 amSan Antonio
2h 57m
LAS6:36 amLas Vegas Harry Reid Intl
May 5
LAS5:00 amLas Vegas Harry Reid Intl
2h 32m
SAT9:32 amSan Antonio
Spirit Airlines
May 5
SAT6:31 pmSan Antonio
2h 58m
LAS7:29 pmLas Vegas Harry Reid Intl
May 8
LAS12:33 amLas Vegas Harry Reid Intl
2h 31m
SAT5:04 amSan Antonio

Frontier flights from San Antonio to Las Vegas

Our best Frontier deals on San Antonio to Las Vegas flight tickets
Frontier
Apr 14
SAT5:04 pmSan Antonio
3h 05m
LAS6:09 pmLas Vegas Harry Reid Intl
Apr 18
LAS1:03 pmLas Vegas Harry Reid Intl
2h 44m
SAT5:47 pmSan Antonio
Frontier
May 11
SAT1:43 pmSan Antonio
2h 59m
LAS2:42 pmLas Vegas Harry Reid Intl
May 16
LAS8:00 amLas Vegas Harry Reid Intl
2h 43m
SAT12:43 pmSan Antonio
Frontier
Apr 7
SAT5:04 pmSan Antonio
3h 05m
LAS6:09 pmLas Vegas Harry Reid Intl
Apr 11
LAS12:03 pmLas Vegas Harry Reid Intl
2h 44m
SAT4:47 pmSan Antonio

See travel insights to Las Vegas from

How to get the cheapest flight ticket from San Antonio to Las Vegas

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Las Vegas?

The month of September is, on average, the cheapest month to fly to Las Vegas from San Antonio, with most prices found around $156. The month of June is another great option to travel to Las Vegas, with average flight prices from San Antonio averaging around $161.

What is the cheapest day to depart on your flight to Las Vegas?

Our data shows that Tuesday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $158. Flights from San Antonio to Las Vegas on a Thursday will generally be more expensive and average around $232. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Las Vegas?

The cheapest time of day to fly to Las Vegas is in the evening when flights can be purchased for as low as $188. Flights to Las Vegas are more costly in the morning, with an average ticket price of $217. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest San Antonio to Las Vegas Harry Reid Intl flight route?

Fly from San Antonio to Las Vegas Harry Reid Intl for the best San Antonio - Las Vegas Harry Reid Intl flight prices

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

You are more likely to see cheaper flights to Las Vegas from San Antonio when booking 3 weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around $205 when searching 3 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from San Antonio for as low as $150 on momondo.

What cabin class options are available on San Antonio to Las Vegas Harry Reid Intl flights?

There are 2 cabin classes available to choose from on San Antonio to Las Vegas Harry Reid Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have San Antonio to Las Vegas flight prices changed over time?

As of April 2025, prices for San Antonio to Las Vegas flights are approximately 22% more expensive when compared to flights at the same time last year.

When to book flights from San Antonio to Las Vegas

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Las Vegas according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Antonio to Las Vegas (SAT to LAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Las Vegas

Best Price Found

$38

Fastest flight time

2h 44m

Direct flights

Every day

Airports in Las Vegas

1 airport
The best one-way flight to Las Vegas from San Antonio in the past 72 hours is $38. The best round-trip flight deal from San Antonio to Las Vegas found on momondo in the last 72 hours is $80.
The fastest flight from San Antonio to Las Vegas takes 2h 44m
Direct flights go from San Antonio to Las Vegas every day.
There is 1 airport near Las Vegas: Las Vegas Harry Reid Intl (LAS)

  • How far is San Antonio to Las Vegas Harry Reid Intl by plane?

    Las Vegas Harry Reid Intl is 1070.5 mi away from San Antonio. A reasonable flight in good conditions will take 2h 44m.

  • When did momondo last update prices for flights from San Antonio Airport to Las Vegas Harry Reid Intl Airport?

    Prices for flights from San Antonio Airport to Las Vegas Harry Reid Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from San Antonio Airport to Las Vegas Harry Reid Intl Airport?

  • How old do you have to be to fly from San Antonio Airport to Las Vegas Harry Reid Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Las Vegas Harry Reid Intl Airport.

  • What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?

    The necessary travel and health documents for your Las Vegas Harry Reid Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from San Antonio to Las Vegas?

  • What is the most popular airline from San Antonio to Las Vegas?


Best airlines flying from San Antonio to Las Vegas

Compare and see reviews for airlines that fly from San Antonio to Las Vegas with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $69Free CancellationRating
5.9
3,277 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $73Free CancellationRating
6.3
7,890 reviews
Search Spirit Airlines flights
Allegiant AirPriceFrom $84Free CancellationRating
7.3
732 reviews
Search Allegiant Air flights
DeltaPriceFrom $196Free CancellationRating
8.0
7,897 reviews
Search Delta flights
American AirlinesPriceFrom $196Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $254Free CancellationRating
7.4
8,619 reviews
Search United Airlines flights
SouthwestPriceFrom $255Free CancellationRating
8.0
4,275 reviews
Search Southwest flights
  • Southwest Flights From San Antonio to Las Vegas

    Southwest operates around 17 flights from San Antonio to Las Vegas every week. The average price of these flights found in the last 72 hours has been $443, but momondo users have found Southwest deals from San Antonio to Las Vegas from as low as $255 round-trip. Southwest has been scored 8.0/10 in 4,275 reviews.

  • Spirit Airlines Flights From San Antonio to Las Vegas

    Another popular option for San Antonio to Las Vegas flights is Spirit Airlines (6.3/10, 7,890 ratings). Spirit Airlines flies from San Antonio to Las Vegas around 7 times per week, with deals starting from $73 round-trip and rising to an average price of around $171.


Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Laughlin
Mount Charleston
Henderson
Mesquite
North Las Vegas
Kingman
Paradise
Pahrump
Primm
Furnace Creek
Boulder City
Winchester
Sunrise Manor
Needles

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Las Vegas?

It is quick and easy to find San Antonio to Las Vegas flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Las Vegas that suits you.

Can I find flights from San Antonio to Las Vegas with flexible booking policies on momondo?

Yes. All flights to Las Vegas from San Antonio on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from San Antonio to Las Vegas?

Once all potential San Antonio to Las Vegas flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from San Antonio to Las Vegas right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Antonio to Las Vegas flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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