Cheap flights from Las Vegas to San Antonio from $48
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to San Antonio departing on 7/22. 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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American Airlines flights from Las Vegas to San Antonio
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United Airlines flights from Las Vegas to San Antonio
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How to get the cheapest flight ticket from Las Vegas to San Antonio
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 San Antonio?
If you aren’t able to travel during the month of September, then book flights to San Antonio from Las Vegas during October instead. Flights to San Antonio in October, while not as cheap as those in September, still average around $131.
What is the cheapest day to depart on your flight to San Antonio?
The cheapest day to depart on your flight to San Antonio is on a Saturday when prices can be found for as low as $134. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Sunday is $200.
What is the cheapest time of day to depart on your flight to San Antonio?
According to our data, the cheapest time of day to fly to San Antonio is in the afternoon. momondo users have found flights departing from Las Vegas to San Antonio in the afternoon for as low as $135. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to San Antonio are more costly in the evening, with an average ticket price of $169. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Las Vegas Harry Reid Intl to San Antonio flight route?
Fly from Las Vegas Harry Reid Intl to San Antonio for the best Las Vegas Harry Reid Intl - San Antonio flight prices
How far in advance should I book a flight to San Antonio?
You are more likely to see cheaper flights to San Antonio from Las Vegas when booking 12 weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $170 when searching 12 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Las Vegas for as low as $111 on momondo.
What cabin class options are available on Las Vegas Harry Reid Intl to San Antonio flights?
There are 1 cabin classes available to choose from on Las Vegas Harry Reid Intl to San Antonio flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Las Vegas Harry Reid Intl to San Antonio?
Spirit Airlines, Frontier, and American Airlines are the most popular carriers operating from Las Vegas Harry Reid Intl to San Antonio
What airlines fly to San Antonio?
Frontier, Spirit Airlines and Southwest are the top three most popular airlines that fly to San Antonio from Las Vegas according to our data. Frontier is the first choice among our users, with 50% of people opting to fly with this airline when traveling to San Antonio. Keep in mind that there are 6 different airlines that fly to San Antonio on a routine basis, so you have a few additional options to choose from.
How many flights depart from Las Vegas to San Antonio on average per day?
As of June 2025, there are 5 flights per day flying from Las Vegas to San Antonio. The most common time of day flights depart is 12:00AM, with 46% of flights taking off at noon.
How many flights depart from Las Vegas to San Antonio on average per week?
As of June 2025, there are 35 flights per week flying from Las Vegas to San Antonio. The most common day of the week flights depart is Thu, with 23% of flights taking off on this day.
When to book flights from Las Vegas to San Antonio
Cheap Las Vegas to San Antonio (LAS to SAT) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Las Vegas to San Antonio
How far is Las Vegas Harry Reid Intl to San Antonio by plane?
The straight-line distance from Las Vegas Harry Reid Intl to San Antonio is 1070.5 mi. By plane, this route typically takes 2h 30m.
When did momondo last update prices for flights from Las Vegas Harry Reid Intl Airport to San Antonio Airport?
Prices for flights from Las Vegas Harry Reid Intl Airport to San Antonio Airport were last updated today.
How many operators does momondo search for flights from Las Vegas Harry Reid Intl Airport to San Antonio Airport?
As of June 2025, there are 5 operators available to choose from for flights from Las Vegas Harry Reid Intl Airport to San Antonio Airport.
How old do you have to be to fly from Las Vegas Harry Reid Intl Airport to San Antonio Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Las Vegas Harry Reid Intl Airport to San Antonio Airport.
What documentation or ID do you need to fly to San Antonio Airport?
The necessary travel and health documents for your San Antonio 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 Las Vegas to San Antonio?
Based on momondo bookings for flights between Las Vegas and San Antonio, the leading plane model is Airbus A320neo, making up 24.88% of the total bookings. Other popular models include Airbus A321neo with 17.84%, Boeing 737-800 Passenger/BBJ2 (winglets) with 17.15%, and Boeing 737 MAX 8 with 16.85%.
What is the most popular airline from Las Vegas to San Antonio?
Based on momondo bookings for flights between Las Vegas and San Antonio, the leading airline is Spirit Airlines, making up 47% of the total bookings. Other popular airlines include Frontier with 38%, Southwest with 9%, and American Airlines with 4%.
Best airlines flying from Las Vegas to San Antonio
Compare and see reviews for airlines that fly from Las Vegas to San Antonio with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $69 | Free Cancellation | Rating 5.9 3,295 reviews | |||
| PriceFrom $74 | Free Cancellation | Rating 6.3 8,052 reviews | |||
| PriceFrom $77 | Free Cancellation | Rating 7.3 725 reviews | |||
| PriceFrom $189 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $257 | Free Cancellation | Rating 8.0 4,287 reviews |
Southwest Flights From Las Vegas to San Antonio
Across 26 Southwest flights from Las Vegas to San Antonio this week, the average price was $395, with the best Southwest deals starting from $257 round-trip. 4,287 users have rated Southwest on momondo, with an average score of 8.0/10.
Spirit Airlines Flights From Las Vegas to San Antonio
The best Spirit Airlines deal for Las Vegas to San Antonio flight tickets found on momondo in the last 72 hours was $74, round-trip. It should be noted that an average Spirit Airlines flight deal for this route in this time was higher, at $159 round-trip. Spirit Airlines operates 7 flights out of Las Vegas into San Antonio in an average week, so prices vary by time and availability. 8,052 Spirit Airlines reviews by users on momondo have scored the airline at 6.3/10.
Traveling to a place near San Antonio?
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Why should I use momondo to find a flight deal from Las Vegas to San Antonio?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Las Vegas to San Antonio. momondo saves you time and could save you money on your trip.
Can I find flights from Las Vegas to San Antonio with flexible booking policies on momondo?
Flights from Las Vegas to San Antonio with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Las Vegas to San Antonio?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Antonio from Las Vegas.
I’m not ready to book a flight from Las Vegas to San Antonio right now. Can momondo alert me if prices change?
If you are simply researching potential flights to San Antonio, momondo offers a useful price alert feature which will track prices for flights to San Antonio from Las Vegas and alert you when they change.