Q: How much does it cost for a return flight from San Francisco to Las Vegas?

Airfare is below average for this route at the moment. San Francisco to Las Vegas flights typically cost between S$ 181 and S$ 378 in August. The cheapest return price found within the last 5 days was S$ 172 on Frontier (14 Aug–20 Aug).

Question 1

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

Accepted Answer

About 18% of weekly flights between San Francisco and Las Vegas have experienced delays in the past year, with the average delay time being 128 minutes.

Question 2

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

Accepted Answer

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

Question 3

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

Accepted Answer

Airfare is below average for this route at the moment.San Francisco to Las Vegas flights typically cost between S$ 181 and S$ 378 in August.
The cheapest return price found within the last 5 days was S$ 172 on Frontier (14 Aug–20 Aug).

Question 4

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

Accepted Answer

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

Question 5

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

Accepted Answer

Over the past year, United Airlines have had the lowest number of delays on this route, with just 13% of flights being delayed.

Question 6

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

Accepted Answer

The San Francisco to Las Vegas Harry Reid Intl flight path was viewed by 12 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

Question 7

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

Accepted Answer

For as low as S$ 213, Southwest can have you in Las Vegas from San Francisco in 1h 46m. Airlines will cover a distance of 665 km. This flight may include one or multiple stops.

Question 8

What are the cheapest airlines flying from San Francisco to Las Vegas round-trip?

Accepted Answer

According to our current data, Frontier (S$ 50), and Alaska Airlines (S$ 85) offers the cheapest pricing from San Francisco to Las Vegas. These flights start at 82% lower than the current average price 3 months from now.

Question 9

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

Accepted Answer

The best time to book flights from San Francisco to Las Vegas is 90 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Question 10

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

Accepted Answer

Currently, September is the cheapest month in which you can book a flight from San Francisco to Las Vegas (average of S$ 221). Flying from San Francisco to Las Vegas in May is currently the most expensive (average of S$ 343). 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.

Question 11

Weekly flight availability from San Francisco to Las Vegas

Accepted Answer

The most flights from SFO to LAS are scheduled on a Thursday (71 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (19 on average).

Question 12

E

Accepted Answer

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.

Question 13

E

Accepted Answer

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).

Question 14

What are the cheapest flights from San Francisco to Las Vegas?

Accepted Answer

Looking at all options, your cheapest flight can be booked for S$ 278. While the most popular route (San Francisco - Las Vegas Harry Reid Intl) can be booked for S$ 176 on average, our data indicates S$ 332 when flying from San Francisco to Las Vegas.

Question 15

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

Accepted Answer

Consider Sun Country Air (100%), Qatar Airways (90%) or Asiana Airlines (81%) when booking your flight. These represent the most reliable airlines when flying from San Francisco to Las Vegas.

Question 16

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

Accepted Answer

One of the essential ways to save on airfare from San Francisco to Las Vegas is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 55% on airfare.

Question 17

What airports do I use to fly from San Francisco to Las Vegas?

Accepted Answer

You will need to book a flight from San Francisco to Las Vegas Harry Reid Intl if you want to fly from San Francisco to Las Vegas. At least 2 different airlines have flights from San Francisco (SFO) to Harry Reid Intl (LAS) on a regular basis. There are 50 flights to Las Vegas from the San Francisco airport per day. If you manage to book one that is nonstop, then you can expect the flight time from SFO to LAS to be around 1h 43m.

Question 18

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

Accepted Answer

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

Question 19

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

Accepted Answer

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

Question 20

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

Accepted Answer

Yes. Cheapflights offers flight deals from San Francisco 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.

Question 21

How does Cheapflights help users find flights from San Francisco to Las Vegas?

Accepted Answer

Cheapflights makes it easy to find San Francisco 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.

Question 22

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

Accepted Answer

Millions of users choose and trust Cheapflights to book the best flight deals from San Francisco to Las Vegas for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Question 23

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

Accepted Answer

Certainly. Search results for flights to Las Vegas from San Francisco shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Question 24

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

Accepted Answer

Yes! Start tracking prices for San Francisco to Las Vegas flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

Round-trip from	S$ 172
One-way from	S$ 89
Popular in	May
Cheapest in	September
Average price	S$ 306
Good one-way deal	S$ 312 or less

Airline	Cheapest	Average	Flexibility	On-time
Frontier	CheapestS$ 50	AverageS$ 288	FlexibilityNo cancel fee	On-time62%	Search Frontier flights
Alaska Airlines	CheapestS$ 85	AverageS$ 312	FlexibilityNo cancel fee	On-time75%	Search Alaska Airlines flights

Cheap flights from San Francisco to Las Vegas from S$ 89

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11-8. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from San Francisco to Las Vegas

Cheapest flights from San Francisco to Las VegasExplore the most affordable flight options available from San Francisco to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 July 2026.

Explore the most affordable flight options available from San Francisco to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 July 2026.

Best flights from San Francisco to Las VegasDiscover carefully curated flight deals from San Francisco to Las Vegas that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 July 2026.

Discover carefully curated flight deals from San Francisco to Las Vegas that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 July 2026.

Direct flights from San Francisco to Las VegasExplore direct flight options from San Francisco to Las Vegas based on user searches, and compare prices and availability for your desired travel dates. Data last updated 24 July 2026.

Explore direct flight options from San Francisco to Las Vegas based on user searches, and compare prices and availability for your desired travel dates. Data last updated 24 July 2026.

Last-minute flights from San Francisco to Las VegasDiscover last-minute flight deals from San Francisco to Las Vegas. Data last updated 24 July 2026 and is based on user searches.

Discover last-minute flight deals from San Francisco to Las Vegas. Data last updated 24 July 2026 and is based on user searches.

One-way flights from San Francisco to Las VegasSearch for one-way flight options from San Francisco to Las Vegas. Find affordable one-way fares based on user searches. Data last updated 24 July 2026.

Search for one-way flight options from San Francisco to Las Vegas. Find affordable one-way fares based on user searches. Data last updated 24 July 2026.

Find flight deals from San Francisco to Las Vegas

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Cheapflights Fare Finder

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

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

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

Cheapflights Insights

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

The best time to book flights from San Francisco to Las Vegas is 90 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

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

One of the essential ways to save on airfare from San Francisco to Las Vegas is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 55% on airfare.

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

Airfare is below average for this route at the moment.

San Francisco to Las Vegas flights typically cost between S$ 181 and S$ 378 in August.The cheapest return price found within the last 5 days was S$ 172 on Frontier (14 Aug–20 Aug).

Weekly flight availability from San Francisco to Las Vegas

The most flights from SFO to LAS are scheduled on a Thursday (71 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (19 on average).

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

About 18% of weekly flights between San Francisco and Las Vegas have experienced delays in the past year, with the average delay time being 128 minutes.

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

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

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

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

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

Over the past year, United Airlines have had the lowest number of delays on this route, with just 13% of flights being delayed.

Reviews of airlines servicing Las Vegas

Get a feel of what it's like to fly with Alaska Airlines and Frontier from San Francisco to Las Vegas by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airports do I use to fly from San Francisco to Las Vegas?

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

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

What are the cheapest airlines flying from San Francisco to Las Vegas round-trip?

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

What are the cheapest flights from San Francisco to Las Vegas?

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

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

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

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

Travelling to a place near Las Vegas?

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Fly from San Francisco to Las Vegas on these airlines

Choose from the following airlines for your flight from San Francisco to Las Vegas. Flights are based on user searches made on Cheapflights and were last updated on 24 July 2026.

Complete your trip

Complete your trip to Las Vegas by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to United States

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Search flights from San Francisco to Las Vegas by cabin class

Find flights from San Francisco to Las Vegas, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Las Vegas

Explore flights to Las Vegas departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 24 July 2026.

San Francisco and Las Vegas flights

Browse other San Francisco and Las Vegas flight options. Last updated on 24 July 2026.

Other flights from San Francisco

Browse through other flights departing from San Francisco. Flights are based on user searches made on Cheapflights and were last updated on 24 July 2026.

Popular flight searches

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Top 2 airlines flying from San Francisco to Las Vegas

Fly with Cheapflights

How does Cheapflights help users find flights from San Francisco to Las Vegas?

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

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

Cheapest flights from San Francisco to Las Vegas
Explore the most affordable flight options available from San Francisco to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 July 2026.

Best flights from San Francisco to Las Vegas
Discover carefully curated flight deals from San Francisco to Las Vegas that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 July 2026.

Direct flights from San Francisco to Las Vegas
Explore direct flight options from San Francisco to Las Vegas based on user searches, and compare prices and availability for your desired travel dates. Data last updated 24 July 2026.

Last-minute flights from San Francisco to Las Vegas
Discover last-minute flight deals from San Francisco to Las Vegas. Data last updated 24 July 2026 and is based on user searches.

One-way flights from San Francisco to Las Vegas
Search for one-way flight options from San Francisco to Las Vegas. Find affordable one-way fares based on user searches. Data last updated 24 July 2026.

San Francisco to Las Vegas flights typically cost between S$ 181 and S$ 378 in August.
The cheapest return price found within the last 5 days was S$ 172 on Frontier (14 Aug–20 Aug).