£189 Cheap Flights from Las Vegas (LAS) to San Antonio (SAT)

View £189 flight on Wed, 27 May 2026Opens in a new window

Popular airlines from Harry Reid Intl. Airport (LAS) to San Antonio International Airport (SAT)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 25% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Las Vegas (LAS) to San Antonio (SAT)

Prices were available within the past 7 days and start at £189 for one-way flights and £470 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Mon, 26 Oct - Tue, 27 Oct
LAS
Las Vegas
SAT
San Antonio
£470 Return, found 2 days ago
£470
Return
found 2 days ago
Select Alaska Airlines flight, departing Mon, 26 Oct from Las Vegas to San Antonio, returning Tue, 27 Oct, priced at £470 found 2 days ago
Alaska Airlines
Mon, 26 Oct - Tue, 27 Oct
LAS
Las Vegas
SAT
San Antonio
£520 Return, found 2 days ago
£520
Return
found 2 days ago
Select Alaska Airlines flight, departing Mon, 26 Oct from Las Vegas to San Antonio, returning Tue, 27 Oct, priced at £520 found 2 days ago
Alaska Airlines
Mon, 26 Oct - Tue, 27 Oct
LAS
Las Vegas
SAT
San Antonio
£560 Return, found 2 days ago
£560
Return
found 2 days ago
Select Alaska Airlines flight, departing Mon, 26 Oct from Las Vegas to San Antonio, returning Tue, 27 Oct, priced at £560 found 2 days ago
Alaska Airlines
Fri, 22 May - Mon, 25 May
LAS
Las Vegas
SAT
San Antonio
£570 Return, found 5 days ago
£570
Return
found 5 days ago
Select Alaska Airlines flight, departing Fri, 22 May from Las Vegas to San Antonio, returning Mon, 25 May, priced at £570 found 5 days ago
Alaska Airlines
Fri, 22 May - Mon, 25 May
LAS
Las Vegas
SAT
San Antonio
£571 Return, found 5 days ago
£571
Return
found 5 days ago
Select Alaska Airlines flight, departing Fri, 22 May from Las Vegas to San Antonio, returning Mon, 25 May, priced at £571 found 5 days ago
Alaska Airlines
Mon, 26 Oct - Tue, 27 Oct
LAS
Las Vegas
SAT
San Antonio
£575 Return, found 2 days ago
£575
Return
found 2 days ago
Select Alaska Airlines flight, departing Mon, 26 Oct from Las Vegas to San Antonio, returning Tue, 27 Oct, priced at £575 found 2 days ago
Alaska Airlines
Mon, 26 Oct - Tue, 27 Oct
LAS
Las Vegas
SAT
San Antonio
£589 Return, found 2 days ago
£589
Return
found 2 days ago
Select Alaska Airlines flight, departing Mon, 26 Oct from Las Vegas to San Antonio, returning Tue, 27 Oct, priced at £589 found 2 days ago
Alaska Airlines
Mon, 26 Oct - Tue, 27 Oct
LAS
Las Vegas
SAT
San Antonio
£596 Return, found 2 days ago
£596
Return
found 2 days ago
Select Alaska Airlines flight, departing Mon, 26 Oct from Las Vegas to San Antonio, returning Tue, 27 Oct, priced at £596 found 2 days ago
Alaska Airlines
Fri, 22 May - Mon, 25 May
LAS
Las Vegas
SAT
San Antonio
£607 Return, found 5 days ago
£607
Return
found 5 days ago
Select Alaska Airlines flight, departing Fri, 22 May from Las Vegas to San Antonio, returning Mon, 25 May, priced at £607 found 5 days ago
Alaska Airlines
Mon, 26 Oct - Tue, 27 Oct
LAS
Las Vegas
SAT
San Antonio
£621 Return, found 2 days ago
£621
Return
found 2 days ago
Select Alaska Airlines flight, departing Mon, 26 Oct from Las Vegas to San Antonio, returning Tue, 27 Oct, priced at £621 found 2 days ago

Frequently asked questions

How much is a flight from LAS to SAT?
If you're travelling between Harry Reid Airport (formerly McCarran Airport) and SAT, round-trip journeys start from £470. This price is based on fares advertised within the last 7 days on Expedia for flights departing within the next year, so don't delay. Book now and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Harry Reid Airport (formerly McCarran Airport) to San Antonio Intl. Airport (SAT)?
Every air carrier has different terms and conditions. If you decide to cancel your trip, head to our Customer Service Portal.
How do I find cheap flights from Harry Reid Airport (formerly McCarran Airport) to San Antonio Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Harry Reid Airport (formerly McCarran Airport) to San Antonio Intl. Airport (SAT) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from LAS to SAT?
The flying distance from LAS to San Antonio Airport is 1,700 kilometres. Squeeze in a nap or get stuck into a book and the trip will whiz by.
Which airlines fly direct from Harry Reid Airport (formerly McCarran Airport) to San Antonio Airport?
You have plenty of choice when flying from LAS to San Antonio Airport. Lock in your fare with one of these top carriers:

  • Southwest Airlines - (WN) with 91 monthly flights
  • Frontier Airlines - (F9) with 39 monthly flights
  • Allegiant Air - (G4) with 8 monthly flights
  • Sun Country Airlines - (SY) with 8 monthly flights

Are Harry Reid Airport (formerly McCarran Airport) to San Antonio Airport flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Harry Reid Airport (formerly McCarran Airport) to San Antonio Airport last minute could save you some serious cash. However, you might miss out on a flight altogether! If you'd rather avoid the risk, book well ahead of your departure date. In fact, Expedia has some of the best bargains as far ahead as 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back regularly as deals are updated all the time on Expedia.

Frequently asked questions

How much does a flight from Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.) cost?
One-way flights typically cost between £399 and £1,143 and return flights often range between £399 and £1,143. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
What is the cheapest month to fly from Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
August is typically the cheapest month to fly from Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.), with average return fares of approximately £409. This is about 15% lower than the average price throughout the year. August often sees lower prices as the peak summer travel season winds down, leading to reduced demand. Other cheap months to fly from Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.) include May and October.
Which airlines fly direct from Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
Enter LAS to SAT and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
To find a cheap flight from Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
The best airline to fly with from Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.) will differ from traveller to traveller. If you like to fly early, WN offers early morning flights. If price is the most important factor, F9 typically offers the lowest fares. WN offers the most daily flights from Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
When looking for the best time to fly from Las Vegas (LAS) to San Antonio (SAT), you'll find that August and May are typically the cheapest months, with average return flights around £409. However, the most popular months for travel are September and November, which means you'll have plenty of flight options during those times. Since there isn't a single month that is both cheapest and most popular, you can choose based on your priorities: go for August or May if saving money is key, or opt for September or November if you prefer more flight flexibility, knowing you might pay a bit more. This information is based on booking data from the past year.
How many flights per day from Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
There are approximately 5 nonstop flights per day from Harry Reid International Airport (LAS) to San Antonio International (SAT). For even more choice, look at flights that include layovers, as there are around 153 connecting flights per day. Some common connection points include Dallas-Fort Worth Intl. (DFW), San Diego Intl. (SAN), and Denver Intl. (DEN).
What is the earliest flight from Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
The earliest flight from Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.) typically departs at approximately 12:10 AM local time, operated by American Airlines. This is a seasonal service active in October. An early departure like this can help maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
You'll find the most flights from Harry Reid International Airport (LAS) to San Antonio, TX (SAT-San Antonio Intl.) (SAT) on a Sunday, with around 109 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Southwest Airlines, United Airlines, and American Airlines. Flight schedules are consistent throughout the week, with Sunday having only slightly more flights than other days.
What are the most popular departure times for flights from Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
The most popular departure times for flights from Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.) are in the early morning, from 6am to 9am. Approximately 33% of passengers prefer this time window. Many major carriers, including American Airlines, Southwest Airlines and Frontier Airlines, offer flights during this window. These early morning flights are often preferred by travelers who want to arrive at their destination with plenty of time to start their day.
How long does it take to fly from Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
Direct flights from LAS to SAT usually take about 2 hours 50 minutes, traveling roughly 1,067 miles. If you opt for a connecting flight, expect to add around 2 hours 30 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
Select the "Business class" and "First class" filters when looking for LAS to SAT flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.) flight with Expedia?
It's easy to earn miles on a Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for San Antonio from McCarran Intl. (LAS)?
If you're planning to travel to San Antonio from Harry Reid International Airport (LAS), you can fly directly into San Antonio Intl. (SAT) Some flights may connect through major hubs like Portland Intl. (PDX), San Diego Intl. (SAN), Los Angeles Intl. (LAX) before reaching San Antonio. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.) at the last minute?
Typically, booking a last minute flight from Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.) flight and hotel package?
Securing a Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
If you booked your Las Vegas, NV (LAS-Harry Reid Intl.) to San Antonio, TX (SAT-San Antonio Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Harry Reid Intl.
Destination airport
San Antonio Intl.
Return price
£469
Distance
1707 km
Average flight time
4 hours 36 mins

Explore a world of travel with Expedia

*Available to Expedia members.