Cheap Flights from San Antonio to Las Vegas from US$77

Frequently Asked Questions

• What are the cheapest flights from San Antonio to Las Vegas (SAT-LAS)?

  Based on Trip.com data, Frontier Airlines offers one-way fares as low as US$77 on Cheapest nonstop routes (e.g. SAT to LAS on Tue, Oct 20), while Frontier Airlines offers Cheapest nonstop round-trips from US$116 departing on Thu, Nov 5 and returning on Sat, Nov 7.

• Which airlines offer direct flights from San Antonio to Las Vegas?

  At the moment, you can catch a nonstop flight from San Antonio to Las Vegas with the following airlines, including: Frontier Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

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

  It takes about 3 hours 6 minutes to fly from San Antonio to Las Vegas.

• When is the best time to book flights from San Antonio to Las Vegas?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from San Antonio to Las Vegas is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from San Antonio to Las Vegas?

  Based on Trip.com data in the past 4 weeks, there is 4 flight per week flying from San Antonio to Las Vegas. You can check the weekly schedule for popular airlines on this route below: Frontier Airlines: S/-/-/W/T/-/S -- F93417 (14:12)

• How can I find the best deals on flights from San Antonio to Las Vegas?

  To find best deals on flights from San Antonio to Las Vegas, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Oct 20, with one-way flights priced at just US$77.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Frontier Airlines.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Las Vegas travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from San Antonio (SAT) to Las Vegas (LAS) the cheapest?

  The cheapest months to fly from San Antonio to Las Vegas is November, when demand for travel is lower.

• Which upcoming date is cheapest to fly from San Antonio to Las Vegas on?

  After crunching the numbers on our September flight calendar, it's currently cheapest to fly from San Antonio to Las Vegas on September 14, 2026 with Frontier Airlines, with prices starting at US$150.

• Which airports fly into Las Vegas from San Antonio?

  You can land at any one of the following hubs in Las Vegas: Boulder City Municipal Airport (BLD), Henderson Executive Airport (HSH), Harry Reid International Airport (LAS), and Nellis Air Force Base (LSV). Flying from San Antonio International Airport to Harry Reid International Airport (SAT-LAS) is by far the most common option on this route.

• Is there any time difference between San Antonio and Las Vegas?

  The time difference between Las Vegas and San Antonio is 2h.

• How do I change or cancel my ticket from San Antonio to Las Vegas?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

• What is the average cost of a one-way flight from San Antonio to Las Vegas?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from San Antonio to Las Vegas is US$228. Fares vary by travel date, airline and availability.

• What is the average cost of a round-trip flight from San Antonio to Las Vegas?

  Based on Trip.com data for travel in the next 30 days, the average round-trip fare from San Antonio to Las Vegas is US$293. The final price depends on the outbound and return dates, airline and fare conditions.

• How do I book flights from San Antonio to Las Vegas on Trip.com?

  Enter San Antonio and Las Vegas, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

• Are there budget airlines on the San Antonio to Las Vegas route?

  Frontier Airlinesare the most popular budget airlines flying from San Antonio to Las Vegas. Check baggage, seat and payment fees before comparing the final price.