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Cheap Flights from San Antonio International to Las Vegas

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Compare San Antonio International to Las Vegas flight deals

Find the cheapest month or even day of the year to fly to Las Vegas

Book the best Las Vegas fare with no extra fees

Flight deals from San Antonio International to Las Vegas

Looking for a cheap last-minute deal or the best return flight from San Antonio International to Las Vegas? Find the lowest prices on one-way and return tickets right here.
Las Vegas.SAR 163 per passenger.Departing Thu, 1 May.One-way flight with Spirit Airlines.Outbound direct flight with Spirit Airlines departs from San Antonio International on Thu, 1 May, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From SAR 163, select.
Las Vegas.SAR 163 per passenger.Departing Fri, 11 Apr.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from San Antonio International on Fri, 11 Apr, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From SAR 163, select.
Las Vegas.SAR 165 per passenger.Departing Tue, 25 Mar.One-way flight with Spirit Airlines.Outbound direct flight with Spirit Airlines departs from San Antonio International on Tue, 25 Mar, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From SAR 165, select.
Las Vegas.SAR 240 per passenger.Departing Sun, 1 Jun.One-way flight with Spirit Airlines.Outbound direct flight with Spirit Airlines departs from San Antonio International on Sun, 1 Jun, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From SAR 240, select.
Las Vegas.SAR 351 per passenger.Departing Tue, 5 Aug.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from San Antonio International on Tue, 5 Aug, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From SAR 351, select.
Las Vegas.SAR 445 per passenger.Departing Tue, 15 Jul.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from San Antonio International on Tue, 15 Jul, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From SAR 445, select.
Las Vegas.SAR 837 per passenger.Departing Tue, 18 Nov.One-way flight with Delta.Outbound indirect flight with Delta, departs from San Antonio International on Tue, 18 Nov, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From SAR 837, select.

Find the cheapest month to fly from San Antonio International to Las Vegas

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Antonio International to Las Vegas flights are currently cheapest in April.
Mar
from SAR 167
Apr
from SAR 165
May
from SAR 165
Jun
from SAR 242
Jul
from SAR 449
Aug
from SAR 355
Sep
Find prices
Oct
Find prices
Nov
from SAR 845
Dec
Find prices
Jan
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Feb
Find prices

Direct flights from San Antonio International to Las Vegas

Alternative San Antonio International to Las Vegas routes

Looking for the cheapest, fastest or easiest route from San Antonio International to Las Vegas? You could fly into the following airports instead.

San Antonio to Las Vegas: Flight information

The things to know before you go.
Cheapest flight foundSAR 165
Cheapest month to flyApril
Average flight time2 hrs, 55 mins
Most popular airlineSouthwest Airlines
Average flights per week55

Finding cheap flights from San Antonio International to Las Vegas: Frequently asked questions

There are 4 airports in Las Vegas: Las Vegas North Air Terminal, Las Vegas Harry Reid International, Las Vegas Henderson Sky Harbor, and Boulder City.
The best price we found for a return flight from San Antonio International to Las Vegas is SAR 329. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 55 minutes is the average flight time from San Antonio International to Las Vegas.
Southwest Airlines, Spirit Airlines and Frontier Airlines fly direct from San Antonio International to Las Vegas.
As of March 2025, there are 55 flights per week flying from San Antonio International to Las Vegas.
The cheapest month to fly from San Antonio International to Las Vegas is usually March 2025.
If you're flying from San Antonio International Airport, the cheapest airport near Las Vegas is Las Vegas Harry Reid International – which is 4.3 km away from the centre of Las Vegas. We've found flights into this airport from SAR 329.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Antonio International Airport to Las Vegas on Thursday, 27 March 2025.
Yes – the average flight time is 2 hours and 55 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Las Vegas but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Las Vegas is around 40 days in advance, so don’t leave your flight to the last minute.
In March, the average temperature is usually around 11°C. July is typically the warmest month in Las Vegas, when it usually averages around 37°C. You can expect the least rain in June. The coldest month is December, with temperatures averaging -0°C. The rainiest month is February.
Currently, Spirit Airlines offers the cheapest flight tickets to Las Vegas.

How to find cheap flights to Las Vegas from San Antonio International

Looking for cheap tickets from San Antonio International to Las Vegas? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

  • Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from San Antonio International to Las Vegas. And with us there are no hidden fees - what you see is what you pay.
  • Compare flight deals to Las Vegas from San Antonio International from over 1,000 providers. Then choose the cheapest or fastest plane tickets.
  • Flex your dates to find the best San Antonio International-Las Vegas ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Las Vegas from San Antonio International.
  • Set up a Price Alert. You can easily track the fare of your cheap San Antonio International-Las Vegas flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
  • Fly without stops. Only interested in direct flights between San Antonio International and Las Vegas? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results.
  • Find the cheapest Business class flights from San Antonio International and Las Vegas. We scour the internet for the best Business, Premium Economy and First Class flight fares to Las Vegas, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
  • Include nearby airports in your search. Widen your search for San Antonio International to Las Vegas flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.

    • Combine your flight to Las Vegas from San Antonio International with hotels and car hire

    Once you've secured your cheap flight ticket from San Antonio International to Las Vegas, discover the best prices and exclusive rates for hotels in Las Vegas or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.


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Plan the rest of your trip from San Antonio to Las Vegas

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.