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Cheap flights from San Francisco to Las Vegas from $78

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 21/5. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LAS
20 Apr — 27 Apr1
1 adult

Cheapflights Tip: The best prices from San Francisco to Las Vegas Harry Reid Intl are usually found in September or June, booked 30 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from San Francisco to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Las Vegas (LAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 15 April 2025.

Round-trip from

$146

One-way from

$78

Popular in

May

Cheapest in

September

Average price

$272

Good one-way deal

$85 or less
Alaska Airlines
  • Alaska Airlines
  • 6/5-6/5
  • Nonstop
  • 3h 22m total
  • San Francisco to Las Vegas
Hawaiian Airlines
  • Hawaiian Airlines
  • 21/5
  • Nonstop
  • 1h 39m total
  • San Francisco to Las Vegas
Highest demand for flights based on searches. 4% potential increase in price ($17 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average return price).
Average for round-trip flights in April 2025
Price to beat on a one-way flight from San Francisco to Las Vegas Harry Reid Intl.

Find flight deals 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 15 April 2025.

Tue 6/516:39SFO - LAS
Nonstop1h 40mAlaska Airlines
Tue 6/522:17LAS - SFO
Nonstop1h 42mAlaska Airlines
Deal found 14/4$146
Mon 19/507:00SFO - LAS
Nonstop1h 42mUnited Airlines
Wed 21/508:00LAS - SFO
Nonstop1h 43mUnited Airlines
Deal found 14/4$154
Tue 6/506:35SFO - LAS
1 stop3h 30mSouthwest
Thu 8/513:30LAS - SFO
Nonstop1h 40mSouthwest
Deal found 14/4$162
Sun 25/517:45SFO - LAS
Nonstop1h 39mHawaiian Airlines
Thu 29/516:32LAS - SFO
1 stop7h 21mHawaiian Airlines
Deal found 15/4$171
Sun 25/521:02SFO - LAS
Nonstop1h 41mFrontier
Wed 28/500:59LAS - SFO
1 stop7h 48mFrontier
Deal found 15/4$239
Mon 19/518:57SFO - LAS
1 stop4h 28mDelta
Thu 22/517:45LAS - SFO
1 stop5h 24mDelta
Deal found 14/4$249

Cheapflights Fare Finder

Customise your flight search to find flights from San Francisco to Las Vegas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 15 April 2025.
Use the filters below to find and compare flights from San Francisco to Las Vegas that are best for you.

Fly from

San Francisco

Fly to

Las Vegas

Route

Depart

Return

Price

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Tue 6/5

16:39-18:19

Nonstop1h 40m

Las Vegas Harry Reid Intl

Tue 6/5

22:17-23:59

Nonstop1h 42m

$146

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Mon 19/5

07:00-08:42

Nonstop1h 42m

Las Vegas Harry Reid Intl

Wed 21/5

08:00-09:43

Nonstop1h 43m

$154

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Tue 6/5

06:35-10:05

1 stop3h 30m

Las Vegas Harry Reid Intl

Thu 8/5

13:30-15:10

Nonstop1h 40m

$162

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Sun 25/5

17:45-19:24

Nonstop1h 39m

Las Vegas Harry Reid Intl

Thu 29/5

16:32-23:53

1 stop7h 21m

$171

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Sun 25/5

21:02-22:43

Nonstop1h 41m

Las Vegas Harry Reid Intl

Wed 28/5

00:59-08:47

1 stop7h 48m

$239

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Mon 19/5

11:15-16:25

1 stop5h 10m

Las Vegas Harry Reid Intl

Fri 23/5

13:57-17:48

1 stop3h 51m

$249

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Wed 21/5

17:25-19:04

Nonstop1h 39m

$78

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Wed 21/5

06:35-10:05

1 stop3h 30m

$86

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Mon 26/5

07:24-19:54

1 stop12h 30m

$122

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Fri 16/5

19:00-23:28

1 stop4h 28m

$125

Flights are sorted by cheapest return flights first.

Deals found on 14/4

Showing 1-10 of 11 results
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2

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.
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 Francisco to Las Vegas

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

Use this chart to determine the optimal time to book a return flight from San Francisco to Las Vegas. Price data was last updated on 11 April 2025.

The best time to book flights from San Francisco to Las Vegas is 30 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?

Currently, March is the cheapest month in which you can book a flight from San Francisco to Las Vegas (average of $978). Flying from San Francisco to Las Vegas in December is currently the most expensive (average of $1,549). 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 SFO to LAS?

Find hourly flight availability from San Francisco to Las Vegas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 April 2025.

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 at midday could potentially save you up to 67% on airfare.

Weekly flight availability from San Francisco to Las Vegas

Explore weekly flight availability from San Francisco to Las Vegas. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 15 April 2025.

The most flights from SFO to LAS are scheduled on a Sunday (76 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (44 on average).

Rainfall in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average rainfall totals by month.

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.

Temperature in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Las Vegas

Get insights into the airlines that provide service to Las Vegas. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Las Vegas. Reviews last updated 15 April 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta 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.

Crew

8.5

Entertainment

7.1

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Crew

8.5

Entertainment

7.1

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Crew

8.5

Entertainment

7.1

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
8.0
Very Good

Crew

8.5

Entertainment

7.1

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Crew

8.5

Entertainment

7.1

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Crew

8.5

Entertainment

7.1

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airports do I use to fly from San Francisco to Las Vegas?

    If you wish to fly to Las Vegas from San Francisco, then you need to book flights from San Francisco to Las Vegas Harry Reid Intl. There are 56 flights from San Francisco (SFO) to Harry Reid Intl (LAS) per day to choose from. Flights to Las Vegas from San Francisco are available from 2 different airlines, which means you should have some options if you want to compare airfare deals. 1h 45m is how long a nonstop flight from San Francisco to Las Vegas Harry Reid Intl typically takes.

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

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

    Our cheapest airline available from San Francisco to Las Vegas is Alaska Airlines. Our recent data shows that you can find tickets from as low as $146 on this airline. Additional options worth looking into are United Airlines and Southwest, starting at $154 and $162 round-trip. You may be able to fly from San Francisco to Las Vegas for 40% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $78 on Hawaiian Airlines. Other airlines that offer cheap prices include Southwest from $86 and United Airlines from $109 one-way.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Francisco to Las Vegas on time: Horizon Air (100%), Copa Airlines (94%), Air China (91%).

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

    While on average a flight from San Francisco to Las Vegas is generally $124, our data shows the cheapest flight currently is $55. When looking at the most popular route, (San Francisco - Las Vegas Harry Reid Intl), you can expect to pay $120 for that flight.

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

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

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

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

    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.

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

    Currently, March is the cheapest month in which you can book a flight from San Francisco to Las Vegas (average of $978). Flying from San Francisco to Las Vegas in December is currently the most expensive (average of $1,549). 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.

See more FAQs

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Paradise
Winchester

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Alternative routes for San Francisco to Las Vegas

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from San Francisco to Las Vegas

Discover the top 2 airlines that operate flights from San Francisco to Las Vegas. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 15 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$62Average$358FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
FrontierCheapest$73Average$111FlexibilityNo cancel feeOn-time62%
Search Frontier flights

Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Francisco to Las Vegas. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

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.

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

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.

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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!

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