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 £110 and £232 in December. The cheapest return price found within the last 5 days was £79 on Frontier (3 Dec–10 Dec).

Question 1

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 15% of flights being delayed.

Question 2

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 3

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 4

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 £110 and £232 in December.
The cheapest return price found within the last 5 days was £79 on Frontier (3 Dec–10 Dec).

Question 5

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

Accepted Answer

About 22% of weekly flights between San Francisco and Las Vegas have experienced delays in the past year, with the average delay time being 130 minutes.

Question 6

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

Accepted Answer

Within the past month, 20 users have taken a look at flights from San Francisco to Las Vegas Harry Reid Intl.

Question 7

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

Accepted Answer

Departing from San Francisco to Las Vegas will take you 1h 35m. Airlines will cover a distance of 413 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

Question 8

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

Accepted Answer

Our cheapest airline available from San Francisco to Las Vegas is Frontier. Our recent data shows that you can find tickets from as low as £47 on this airline. Additional options worth looking into are Alaska Airlines and Southwest, starting at £74 and £114 round-trip. Frontier is currently priced 73% below the average price you’ll pay for this route.

Question 9

What are the cheapest airlines to fly from San Francisco to Las Vegas one-way?

Accepted Answer

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as £26. However, be on the lookout for offers from Southwest and Alaska Airlines, as they are both options that can get you from San Francisco to Las Vegas for a low price.

Question 10

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

Accepted Answer

The price you pay for your flight from San Francisco to Las Vegas may vary depending on when you book. For the best chance of a lower fare, look to book 71 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Question 11

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

Accepted Answer

Currently, February is the cheapest month in which you can book a flight from San Francisco to Las Vegas (average of £154). Flying from San Francisco to Las Vegas in May is currently the most expensive (average of £198). 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 12

What is the cheapest day to fly from San Francisco to Las Vegas?

Accepted Answer

Travellers seeking maximum savings on their San Francisco to Las Vegas flight should consider departing on Tuesday evenings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Question 13

Weekly flight availability from San Francisco to Las Vegas

Accepted Answer

The most flights from SFO to LAS are scheduled on a Monday (60 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (17 on average).

Question 14

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 15

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 16

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

Accepted Answer

Looking for the cheapest flight from San Francisco to Las Vegas? While on average our users pay £158, our data indicates the cheapest price to be £29. The most popular route (San Francisco - Las Vegas Harry Reid Intl), is priced around £82.

Question 17

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

Accepted Answer

Consider Qantas Airways (100%), Iberia (100%) or Copa Airlines (83%) when booking your flight. These represent the most reliable airlines when flying from San Francisco to Las Vegas.

Question 18

What are the most popular airlines that fly from San Francisco to Las Vegas?

Accepted Answer

Frontier, Alaska Airlines and Southwest are the most popular airlines when flying from San Francisco to Las Vegas.

Question 19

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

Accepted Answer

When flying from San Francisco to Las Vegas, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 29% versus a flight in the evening.

Question 20

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 3 different airlines have flights from San Francisco (SFO) to Harry Reid Intl (LAS) on a regular basis. There are 42 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 36m.

Question 21

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 22

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 23

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 24

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

Accepted Answer

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Las Vegas from San Francisco today with Cheapflights!

Question 25

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

Accepted Answer

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from San Francisco to Las Vegas.

Question 26

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 27

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

Accepted Answer

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

Round-trip from	£79
One-way from	£43
Popular in	May
Cheapest in	February
Average price	£172
Good round-trip deal	£74 or less
Good one-way deal	£96 or less

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest£47	Average£164	FlexibilityNo cancel fee	On-time62%	Search Frontier flights
Alaska Airlines	Cheapest£74	Average£263	FlexibilityNo cancel fee	On-time75%	Search Alaska Airlines flights
Southwest	Cheapest£114	Average£205	FlexibilityNo cancel fee	On-time63%	Search Southwest flights

Cheap flights from San Francisco to Las Vegas from £43

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/12. 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 21 October 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 21 October 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 21 October 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 21 October 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 21 October 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 21 October 2026.

Last-minute flights from San Francisco to Las VegasDiscover last-minute flight deals from San Francisco to Las Vegas. Data last updated 21 October 2026 and is based on user searches.

Discover last-minute flight deals from San Francisco to Las Vegas. Data last updated 21 October 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 21 October 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 21 October 2026.

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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 price you pay for your flight from San Francisco to Las Vegas may vary depending on when you book. For the best chance of a lower fare, look to book 71 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 Francisco to Las Vegas?

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

When flying from San Francisco to Las Vegas, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 29% versus a flight in the evening.

What is the cheapest day to fly from San Francisco to Las Vegas?

Travellers seeking maximum savings on their San Francisco to Las Vegas flight should consider departing on Tuesday evenings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 £110 and £232 in December.The cheapest return price found within the last 5 days was £79 on Frontier (3 Dec–10 Dec).

Weekly flight availability from San Francisco to Las Vegas

The most flights from SFO to LAS are scheduled on a Monday (60 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (17 on average).

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

About 22% of weekly flights between San Francisco and Las Vegas have experienced delays in the past year, with the average delay time being 130 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 15% of flights being delayed.

Reviews of airlines servicing Las Vegas

Read reviews from past customers who have flown with Alaska Airlines,Southwest, andFrontier from San Francisco to Las Vegas. Users can see the overall rating for each airline as well as how each is rated 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 cheapest airlines to fly from San Francisco to Las Vegas one-way?

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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Alternative routes for San Francisco to Las Vegas

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Complete your trip

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Other flights to Las Vegas

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Popular flight searches

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Top 3 airlines flying from San Francisco to Las Vegas

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 21 October 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 21 October 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 21 October 2026.

Last-minute flights from San Francisco to Las Vegas
Discover last-minute flight deals from San Francisco to Las Vegas. Data last updated 21 October 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 21 October 2026.

San Francisco to Las Vegas flights typically cost between £110 and £232 in December.
The cheapest return price found within the last 5 days was £79 on Frontier (3 Dec–10 Dec).