How often are flights from San Antonio to Las Vegas delayed?

About 16% of weekly flights between San Antonio and Las Vegas have experienced delays in the past year, with the average delay time being 132 minutes.

Which airline has the best punctuality record on San Antonio to Las Vegas flights?

Over the past year, Southwest have had the lowest number of delays on this route, with just 15% of flights being delayed.

What is the most punctual flight time for San Antonio to Las Vegas flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

How popular is this San Antonio to Las Vegas flight route?

Flights from San Antonio to Las Vegas Harry Reid Intl have been viewed 1 times in the past calendar month.

How long is the flight from San Antonio to Las Vegas?

Delta and United Airlines can get you from San Antonio to Las Vegas in just under 8h 09m. Your travel time can differ by up to 48m. Airlines will cover a distance of 1067 mi. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Las Vegas ranges from 3.0 - 20.0 inches per month. February is typically the wettest month, when rainfall can reach 20.0 mm. May is typically the driest time to visit Las Vegas when rainfall is around 3.0 mm.

If weather is an important factor for your trip to Las Vegas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 34.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

What are the most reliable airlines from San Antonio to Las Vegas?

No one likes to see their flight delayed. When booking a flight from San Antonio to Las Vegas consider choosing Frontier (77%), Volaris (77%) or Southwest (75%) as they are the most reliable in getting you off to your destination on time.

Can I find deals for flights from San Antonio to Las Vegas that include hotel bookings?

Yes. In addition to deals on San Antonio to Las Vegas flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from San Antonio to Las Vegas?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Las Vegas.

Can I find deals for business class flights from San Antonio to Las Vegas?

Yes. Cheapflights offers flight deals from San Antonio to Las Vegas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£112+ Cheap Flights from San Antonio to Las Vegas

Cheap flight deals from San Antonio to Las Vegas

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Cheapest flights from San Antonio to Las Vegas
Explore the most affordable flight options available from San Antonio to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2026.

Wed 2/1206:20 -

Nonstop2h 55m

Wed 9/1206:50 -

Nonstop2h 30m

Deal found 5/11£223

Thu 17/1218:08 -

1 stop7h 45m

Wed 23/1217:22 -

1 stop5h 14m

Deal found 2/11£231

Thu 24/1213:00 -

2 stops6h 20m

Fri 1/106:50 -

Nonstop2h 30m

Deal found 1/11£235

Thu 26/1106:35 -

1 stop6h 35m

Fri 27/1106:55 -

1 stop4h 50m

Deal found 1/11£238

Fri 25/1208:00 -

2 stops6h 15m

Thu 31/1201:25 -

1 stop5h 45m

Deal found 3/11£239

Thu 24/1206:35 -

2 stops6h 35m

Mon 4/107:05 -

Nonstop2h 30m

Deal found 4/11£252

Sun 8/1120:20 -

1 stop5h 23m

Wed 11/1109:37 -

1 stop7h 48m

Deal found 3/11£263

Tue 1/1205:50 -

2 stops6h 05m

Tue 8/1214:05 -

1 stop5h 25m

Deal found 3/11£266

Fri 4/1217:45 -

1 stop6h 24m

Thu 10/1200:59 -

1 stop5h 30m

Deal found 4/11£272

Find flight deals from San Antonio to Las Vegas

Round-trip from	£223
One-way from	£112
Popular in	June
Cheapest in	December
Average price	£217

Southwest
24/11-1/12
Nonstop
5h 35m total
San Antonio to Las Vegas

Search Deals

Southwest
16/12-31/12
Nonstop
2h 50m total
San Antonio to Las Vegas

Search Deals

Highest demand for flights based on searches. 13% potential increase in price (£28 potential increase over avg. return price).

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Cheapest flight prices on average. 1% potential price decrease (£3 potential savings vs. average return price).

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Average for round-trip flights in November 2026

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Cheapflights Fare Finder

Use the filters below to find and compare flights from San Antonio to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

San AntonioLas Vegas

SAT San Antonio - LAS Las Vegas Harry Reid Intl

SATLAS

San Antonio

Wed 16/12

13:35-14:25

Nonstop2h 50m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£112

San AntonioLas Vegas

SAT San Antonio - LAS Las Vegas Harry Reid Intl

SATLAS

San Antonio

Thu 14/1

11:50-20:20

2 stops10h 30m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£160

San AntonioLas Vegas

SAT San Antonio - LAS Las Vegas Harry Reid Intl

SATLAS

San Antonio

Fri 8/1

13:14-22:59

2 stops11h 45m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£160

San AntonioLas Vegas

SAT San Antonio - LAS Las Vegas Harry Reid Intl

SATLAS

San Antonio

Tue 26/1

05:15-18:32

3 stops15h 17m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£164

San AntonioLas Vegas

SAT San Antonio - LAS Las Vegas Harry Reid Intl

SATLAS

San Antonio

Wed 16/12

05:15-18:34

3 stops15h 19m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£164

San AntonioLas Vegas

SAT San Antonio - LAS Las Vegas Harry Reid Intl

SATLAS

San Antonio

Mon 14/12

05:15-18:34

3 stops15h 19m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£164

San AntonioLas Vegas

SAT San Antonio - LAS Las Vegas Harry Reid Intl

SATLAS

San Antonio

Sun 13/12

16:40-17:30

Nonstop2h 50m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£165

San AntonioLas Vegas

SAT San Antonio - LAS Las Vegas Harry Reid Intl

SATLAS

San Antonio

Sun 24/1

07:25-14:34

2 stops9h 09m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£213

San AntonioLas Vegas

SAT San Antonio - LAS Las Vegas Harry Reid Intl

SATLAS

San Antonio

Thu 17/12

16:43-22:53

2 stops8h 10m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£213

San AntonioLas Vegas

SAT San Antonio - LAS Las Vegas Harry Reid Intl

SATLAS

San Antonio

Tue 8/12

17:40-18:30

Nonstop2h 50m

Las Vegas Harry Reid Intl

Fri 11/12

07:05-11:35

Nonstop2h 30m

£223

Flights are sorted by cheapest return flights first.

Deals found on 31/10

Showing 1-10 of 21 resultsSorted by cheapest first

Best time to book a flight from San Antonio to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from San Antonio with our price prediction graph.

SAT-LAS

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Antonio to Las Vegas

Prices

Delays

How far ahead should I book a flight from San Antonio to Las Vegas?

The price you pay for your flight from San Antonio to Las Vegas may vary depending on when you book. For the best chance of a lower fare, look to book 26 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from San Antonio to Las Vegas?

Currently, December is the cheapest month in which you can book a flight from San Antonio to Las Vegas (average of £206). Flying from San Antonio to Las Vegas in June is currently the most expensive (average of £291). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SAT to LAS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Antonio to Las Vegas as you normally would.

How much does it cost for a return flight from San Antonio to Las Vegas?

Airfare is typical for this route at the moment.

San Antonio to Las Vegas flights typically cost between £139 and £308 in December.
The cheapest return price found within the last 5 days was £223 on Southwest (2 Dec–9 Dec).

Related info for your journey

How popular is this San Antonio to Las Vegas flight route?
Flights from San Antonio to Las Vegas Harry Reid Intl have been viewed 1 times in the past calendar month.
How long is the flight from San Antonio to Las Vegas?
Delta and United Airlines can get you from San Antonio to Las Vegas in just under 8h 09m. Your travel time can differ by up to 48m. Airlines will cover a distance of 1067 mi. This flight may include one or multiple stops.
What are the most reliable airlines from San Antonio to Las Vegas?
No one likes to see their flight delayed. When booking a flight from San Antonio to Las Vegas consider choosing Frontier (77%), Volaris (77%) or Southwest (75%) as they are the most reliable in getting you off to your destination on time.
Can I find deals for flights from San Antonio to Las Vegas that include hotel bookings?
Yes. In addition to deals on San Antonio to Las Vegas flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from San Antonio to Las Vegas?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Las Vegas.
Can I find deals for business class flights from San Antonio to Las Vegas?
Yes. Cheapflights offers flight deals from San Antonio to Las Vegas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from San Antonio to Las Vegas?
Currently, December is the cheapest month in which you can book a flight from San Antonio to Las Vegas (average of £206). Flying from San Antonio to Las Vegas in June is currently the most expensive (average of £291). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Cheapflights makes it easy to find San Antonio to Las Vegas flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from San Antonio to Las Vegas?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Las Vegas from San Antonio.

Can Cheapflights find flights from San Antonio to Las Vegas with no change fees?

Yes! Cheapflights helps users easily find flights from San Antonio to Las Vegas with no change fees.

Can Cheapflights notify me if prices for flights from San Antonio to Las Vegas become cheaper?

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Cheap flights from San Antonio to Las Vegas from £112

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from San Antonio to Las Vegas

Cheapest flights from San Antonio to Las VegasExplore the most affordable flight options available from San Antonio to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2026.

Explore the most affordable flight options available from San Antonio to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2026.

Best flights from San Antonio to Las VegasDiscover carefully curated flight deals from San Antonio to Las Vegas that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Discover carefully curated flight deals from San Antonio to Las Vegas that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Direct flights from San Antonio to Las VegasExplore direct flight options from San Antonio to Las Vegas based on user searches, and compare prices and availability for your desired travel dates. Data last updated 5 November 2026.

Explore direct flight options from San Antonio to Las Vegas based on user searches, and compare prices and availability for your desired travel dates. Data last updated 5 November 2026.

Last-minute flights from San Antonio to Las VegasDiscover last-minute flight deals from San Antonio to Las Vegas. Data last updated 5 November 2026 and is based on user searches.

Discover last-minute flight deals from San Antonio to Las Vegas. Data last updated 5 November 2026 and is based on user searches.

One-way flights from San Antonio to Las VegasSearch for one-way flight options from San Antonio to Las Vegas. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.

Search for one-way flight options from San Antonio to Las Vegas. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.

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Use the filters below to find and compare flights from San Antonio to Las Vegas that are best for you.

Best time to book a flight from San Antonio to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from San Antonio with our price prediction graph.

Cheapflights Insights

How far ahead should I book a flight from San Antonio to Las Vegas?

The price you pay for your flight from San Antonio to Las Vegas may vary depending on when you book. For the best chance of a lower fare, look to book 26 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from San Antonio to Las Vegas?

What is the cheapest time of day to fly from SAT to LAS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Antonio to Las Vegas as you normally would.

How much does it cost for a return flight from San Antonio to Las Vegas?

Airfare is typical for this route at the moment.

San Antonio to Las Vegas flights typically cost between £139 and £308 in December.The cheapest return price found within the last 5 days was £223 on Southwest (2 Dec–9 Dec).

How often are flights from San Antonio to Las Vegas delayed?

About 16% of weekly flights between San Antonio and Las Vegas have experienced delays in the past year, with the average delay time being 132 minutes.

What is the most punctual flight time for San Antonio to Las Vegas flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on San Antonio to Las Vegas flights?

Over the past year, Southwest have had the lowest number of delays on this route, with just 15% of flights being delayed.

Related info for your journey

How popular is this San Antonio to Las Vegas flight route?

How long is the flight from San Antonio to Las Vegas?

What are the most reliable airlines from San Antonio to Las Vegas?

Can I find deals for flights from San Antonio to Las Vegas that include hotel bookings?

How can I find direct flights from San Antonio to Las Vegas?

Can I find deals for business class flights from San Antonio to Las Vegas?

What is the cheapest month to book a flight from San Antonio to Las Vegas?

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Cheapest flights from San Antonio to Las Vegas
Explore the most affordable flight options available from San Antonio to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2026.

Best flights from San Antonio to Las Vegas
Discover carefully curated flight deals from San Antonio to Las Vegas that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Direct flights from San Antonio to Las Vegas
Explore direct flight options from San Antonio to Las Vegas based on user searches, and compare prices and availability for your desired travel dates. Data last updated 5 November 2026.

Last-minute flights from San Antonio to Las Vegas
Discover last-minute flight deals from San Antonio to Las Vegas. Data last updated 5 November 2026 and is based on user searches.

One-way flights from San Antonio to Las Vegas
Search for one-way flight options from San Antonio to Las Vegas. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.

San Antonio to Las Vegas flights typically cost between £139 and £308 in December.
The cheapest return price found within the last 5 days was £223 on Southwest (2 Dec–9 Dec).