LAS - SAT

$84 Find Cheap Flights from Las Vegas to San Antonio - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$119
Typical prices: $159-$379
Frontier
Sun 12/2Sat 12/8
LAS - SAT • Non-stop
Cheapest one-way
$84
Typical prices: $111-$255
Frontier
Mon 10/22
LAS - SAT • Non-stop
Nonstop flights
You can fly direct with Southwest and Frontier. Average duration is 2h 38m
Direct flights
+1
Direct flights
+1
When to book
in advance
Our data shows that travelers who book at least 18 weeks in advance save around 59% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 47% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $275 (round-trip)
Shortest trip • 5h 25m (one-way)
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to San Antonio!
Flight Deals
Booking Insights
Expert advice
Flight Deals

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

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Las Vegas to San Antonio

Wed, Dec 2 - Tue, Dec 8
Frontier Logo
3:46 pm - 8:26 pmLAS  Las Vegas Harry Reid Intl-SAT San Antonio
2h 40mnonstop
Frontier Logo
9:21 pm - 10:24 pmSAT  San Antonio-LAS Las Vegas Harry Reid Intl
3h 03mnonstop
$119Frontier
Thu, Oct 22 - Mon, Nov 16
Frontier Logo
4:59 pm - 9:49 pmLAS  Las Vegas Harry Reid Intl-SAT San Antonio
2h 50mnonstop
Frontier Logo
10:29 pm - 11:23 pmSAT  San Antonio-LAS Las Vegas Harry Reid Intl
2h 54mnonstop
$119Frontier
Thu, Oct 29 - Wed, Nov 18
Frontier Logo
4:47 pm - 9:34 pmLAS  Las Vegas Harry Reid Intl-SAT San Antonio
2h 47mnonstop
Frontier Logo
10:29 pm - 11:23 pmSAT  San Antonio-LAS Las Vegas Harry Reid Intl
2h 54mnonstop
$119Frontier
Wed, Oct 14 - Mon, Oct 19
Multiple Airlines Logo
9:45 am - 7:26 pmLAS  Las Vegas Harry Reid Intl-SAT San Antonio
7h 41m1 stop Denver Intl
Multiple Airlines Logo
12:38 pm - 11:16 pmSAT  San Antonio-LAS Las Vegas Harry Reid Intl
12h 38m1 stop Memphis
$278Multiple Airlines
Thu, Oct 15 - Mon, Oct 19
Multiple Airlines Logo
6:45 am - 7:26 pmLAS  Las Vegas Harry Reid Intl-SAT San Antonio
10h 41m1 stop Denver Intl
Multiple Airlines Logo
12:38 pm - 11:16 pmSAT  San Antonio-LAS Las Vegas Harry Reid Intl
12h 38m1 stop Memphis
$284Multiple Airlines
Sat, Oct 3 - Mon, Oct 5
Multiple Airlines Logo
8:00 am - 7:25 pmLAS  Las Vegas Harry Reid Intl-SAT San Antonio
9h 25m2 stops Ontario Denver Intl
Multiple Airlines Logo
12:38 pm - 11:21 pmSAT  San Antonio-LAS Las Vegas Harry Reid Intl
12h 43m1 stop Memphis
$288Multiple Airlines
Sat, Oct 3 - Mon, Oct 5
Southwest Logo
7:35 am - 12:10 pmLAS  Las Vegas Harry Reid Intl-SAT San Antonio
2h 35mnonstop
Southwest Logo
8:35 pm - 9:25 pmSAT  San Antonio-LAS Las Vegas Harry Reid Intl
2h 50mnonstop
$301Southwest
Wed, Dec 9 - Wed, Dec 9
Southwest Logo
10:55 am - 3:35 pmLAS  Las Vegas Harry Reid Intl-SAT San Antonio
2h 40mnonstop
Southwest Logo
5:55 pm - 10:05 pmSAT  San Antonio-LAS Las Vegas Harry Reid Intl
6h 10m1 stop San Diego
$327Southwest
Tue, Oct 27 - Tue, Nov 17
American Airlines Logo
2:28 pm - 11:59 pmLAS  Las Vegas Harry Reid Intl-SAT San Antonio
7h 31m1 stop Los Angeles
American Airlines Logo
8:23 am - 11:28 amSAT  San Antonio-LAS Las Vegas Harry Reid Intl
5h 05m1 stop Phoenix Sky Harbor Intl
$329American Airlines
Thu, Oct 22 - Sat, Nov 14
American Airlines Logo
9:25 am - 4:33 pmLAS  Las Vegas Harry Reid Intl-SAT San Antonio
5h 08m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
5:47 pm - 9:10 pmSAT  San Antonio-LAS Las Vegas Harry Reid Intl
5h 23m1 stop Dallas/Fort Worth
$353American Airlines
Booking Insights

Price, demand and travel trends for Las Vegas to San Antonio flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Las Vegas to San Antonio with more confidence.

How much is a round-trip flight from Las Vegas to San Antonio?

Round-trip flights from Las Vegas to San Antonio start at $119. Prices are below average for this route right now, with typical round-trip fares ranging from $159 to $379. The lowest price found in the past 5 days was $119 on Frontier.

What's the cheapest day of the week to fly from Las Vegas to San Antonio?

Friday is the cheapest day of the week to fly from Las Vegas to San Antonio, it is 23% cheaper than the average day. Saturday is the most expensive day with flight prices 56% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • October is the cheapest month to fly from Las Vegas to San Antonio at $134 round-trip.
  • May ($393) and July ($335) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 193% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Las Vegas to San Antonio the cheapest?

Flights from Las Vegas to San Antonio are cheapest 18 weeks before departure. Booking in this window typically costs about 59% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Las Vegas to San Antonio

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on Frontier

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Blane Bachelor

Blane Bachelor

Expert on Southwest

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Brandon Schultz

Brandon Schultz

Expert on SAT

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Harriet Baskas

Harriet Baskas

Expert on LAS

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Key details for Las Vegas to San Antonio flights

Low season

February

Cheapest flight

$84
Best time to beat the crowds with an average 45% drop in price.
Most popular time to fly and prices are also 25% lower on average.
Flight from Las Vegas to San Antonio

When to book flights from Las Vegas to San Antonio

Are your dates flexible? Find out the best times to travel from Las Vegas to San Antonio based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Las Vegas to San Antonio flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Does LAS have nursing rooms for mothers?

    The Las Vegas McCarran International Airport has about three nursing stations. The nursing mother’s lactation stations are ideal for traveling mothers to breast pump or breastfeed. These lactation stations can be found near Gate E-9 in Terminal 3, close to the children’s play area in Concourse D, and on the skybridge that connects Concourse C to A and B gates. These suites are easily accessible by anyone, and you can lock them from the inside to ensure privacy.

  • Are there hotels close to San Antonio International Airport?

    If you are scheduled to land at the San Antonio International Airport late at night, consider getting a hotel close to the airport. There are several hotels located near the airport. Embassy Suites San Antonio Airport is one of the hotels located close to the airport and is about 0.9 miles away. Hilton Garden Inn San Antonio Airport South and Red Roof Inn San Antonio Airport are also good alternatives within a mile.

  • How can I fly from LAS to SAT?

    You can book direct flights from Las Vegas McCarran Airport to San Antonio International Airport. Southwest Airlines, Frontier Airlines, and Allegiant Airlines offer nonstop flights on this route. If you want to catch one, make a point to research their schedules and pick which flight best suits your needs. On the other hand, layovers take place in cities such as Phoenix (PHX).

  • What means of public transportation does San Antonio International Airport have?

    The San Antonio International Airport has a well-put public transportation system to help travelers get to the city from the airport. It has the VIA Metropolitan Transit agency, which passengers rely on for trips from the airport to downtown. You can board this from Lower Roadway far west of Terminal B. There are also taxi services at the airport which are readily available.

  • Which airlines offer extra legroom and free seat selection on Las Vegas to San Antonio flights?

    Among airlines operating Las Vegas to San Antonio flights:

    • Frontier: offers free seat selection
    • Southwest: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • What airlines are available from Las Vegas to San Antonio?

    2 airlines operate flights between Las Vegas and San Antonio. The airlines offering nonstop flights on this route include:

    • Southwest
    • Frontier

  • Which airports can I use when flying from Las Vegas to San Antonio?

    Flights from Las Vegas to San Antonio usually depart from Las Vegas Harry Reid Intl (LAS) and arrive at San Antonio (SAT).

  • Which airlines include bags at no extra cost on Las Vegas to San Antonio flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Frontier: a cabin bag and a checked bag in Economy Class
    • Southwest: a cabin bag and a checked bag in Economy Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

  • What cabin classes can I book on flights from Las Vegas to San Antonio?

    Two cabin classes are available on flights from Las Vegas to San Antonio:

    • Economy Class
    • First Class

  • How much can I save by taking a layover when flying from Las Vegas to San Antonio?

    On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $244 round-trip, compared to $275 via a layover through Fort Lauderdale (FLL).

  • What is the standard checked-bag allowance on flights from Las Vegas to San Antonio?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $45–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Las Vegas to San Antonio?

    The Boeing 737 MAX 8 family is used most often on this route, operated mainly by Southwest and JetBlue. Other aircraft seen on the route include Airbus A321neo variants.

  • Which airports do connecting flights from Las Vegas to San Antonio pass through?

    One-stop flights from Las Vegas to San Antonio most commonly connect through:

    • Denver Intl (DEN) - 57% of one-stop connections
    • Phoenix Sky Harbor Intl (PHX) - 25% of one-stop connections
    • Houston George Bush Intcntl (IAH) - 11% of one-stop connections
    • Dallas/Fort Worth (DFW) - 4% of one-stop connections

    Denver Intl (DEN) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Las Vegas to San Antonio?

    Yes. Being flexible with your travel dates can save you up to 51% on the Las Vegas to San Antonio route. Friday is the cheapest departure day at $197 round-trip on average, while Saturday is the most expensive at $399, a difference of $202. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How are flight departures from Las Vegas to San Antonio spread across the day?

    Morning is the busiest departure period on Las Vegas to San Antonio flights, with 40% of flights leaving in that window. Afternoon departures account for 40%, evening flights for 20%, and night flights for 0%.

  • What popular places can I visit in San Antonio?

    Some of the most popular sights in San Antonio are San Antonio River Walk, SeaWorld San Antonio and Alamodome. These are among the most viewed places in San Antonio on KAYAK.

  • What are the earliest and latest flights from Las Vegas to San Antonio?

    These are the earliest and latest flight times available from Las Vegas to San Antonio:

    • Earliest: departs at 5:05 am and lands at 7:43 am
    • Latest: departs at 9:25 pm and lands at 12:03 am.

    The flight takes about 2h 38m.

  • How expensive are last-minute Las Vegas to San Antonio flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 53% above the route average of $255. Book 18 weeks before departure for the lowest fares.

  • How long is a flight from Las Vegas to San Antonio?

    A nonstop flight from Las Vegas to San Antonio takes 2h 38m, covering 1,067 miles.

  • Do I need a passport to fly from Las Vegas to San Antonio?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • How are flight prices from Las Vegas to San Antonio looking right now?

    One-way fares from Las Vegas to San Antonio are currently lower than usual. Average one-way flight prices are about $138, which is 24% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Las Vegas to San Antonio?

    Flying via Salt Lake City (SLC) gives the shortest average 1-stop total travel time at 5h 25m, compared with 5h 44m via Houston George Bush Intcntl (IAH) and 5h 48m via Phoenix Sky Harbor Intl (PHX).

  • What is the time difference between Las Vegas and San Antonio?

    San Antonio is 2 hours ahead of Las Vegas (Central Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at San Antonio Airport (SAT)?

    San Antonio Airport (SAT) hosts 5 major car rental companies, with daily rates starting from around $22 for economy cars. Top options include:
    • Europcar
    • Fox
    • Dollar
    • Hertz
    • Alamo

  • How much should I expect to pay for a Las Vegas to San Antonio flight?

    Round-trip flights from Las Vegas to San Antonio range from $159 to $379, with an average of $255 over the past 12 months. Anything below $159 counts as a good deal.

Your guide to booking Las Vegas to San Antonio flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Friday departure instead of Saturday. On this route, Friday flights average $197 - about $202 less than Saturday (51% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 18 weeks before you fly. On this route, that window historically saves about 59% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Las Vegas to San Antonio trip for October. Fares historically average $134 round-trip in that month - typically $259 less than the most expensive month, which is May (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to San Antonio Airport.
    - Wyndham Garden San Antonio Airport
    - Crowne Plaza San Antonio Airport By IHG
    - La Quinta Inn & Suites by Wyndham San Antonio Airport
  • If you are traveling with a scheduled flight from Las Vegas McCarran International Airport (LAS), consider enjoying your stay at the available lounges as you wait for your flight. Terminal 1 has the USO Lounge, Terminal 3 has The Club LAS and USO Lounge, and D Gates has The Club LAS, The Centurion Lounge, and United Club.
  • If you are traveling with your four-legged buddy, take advantage of San Antonio International Airport’s pet relief areas to enhance the comfort of your pets once you land. The airport has indoor pet relief areas at every terminal’s Concourse, close to the gates. Also, you can find an outdoor pet relief area at Terminal A’s O level.
  • If you are an art lover landing at the San Antonio International Airport (SAT), enjoy the airport’s art and artists in the terminals, outdoor spaces, and garages. Art such as the “Star of Texas” is permanently on display at the Arrivals area, and the “Suitcase Wheel” is found in the ticketing section in Terminal B.
  • If you have an early morning flight from LAS, consider getting to the airport at least 2h before departure time. Also, be sure to leave home early to beat the early morning traffic from about 7 am to 9 am.
  • Travelers with scheduled flights from LAS can use the cozy armrest-free couches at the end of the baggage claim to get some rest while waiting for their flight.

Prefer to fly direct from Las Vegas to San Antonio?

 
Find which airlines fly direct from Las Vegas Harry Reid Intl Airport to San Antonio Airport, which days they fly and book direct flights.

Direct departures

Las Vegas Harry Reid Intl to San Antonio

Monday

Frontier,Southwest

Frontier,Southwest

Tuesday

Frontier,Southwest

Frontier,Southwest

Wednesday

Frontier,Southwest

Frontier,Southwest

Thursday

Frontier,Southwest

Frontier,Southwest

Friday

Frontier,Southwest

Frontier,Southwest

Saturday

Frontier,Southwest

Frontier,Southwest

Sunday

Frontier,Southwest

Frontier,Southwest

See more direct flights

Direct returns

San Antonio to Las Vegas Harry Reid Intl

Monday

Frontier,Southwest

Frontier,Southwest

Tuesday

Frontier,Southwest

Frontier,Southwest

Wednesday

Frontier,Southwest

Frontier,Southwest

Thursday

Frontier,Southwest

Frontier,Southwest

Friday

Frontier,Southwest

Frontier,Southwest

Saturday

Frontier,Southwest

Frontier,Southwest

Sunday

Frontier,Southwest

Frontier,Southwest

See more direct flights

More options for your flight from Las Vegas to San Antonio

Complete your trip to San Antonio with a hotel stay or car rental