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Cheap flights from San Francisco to Las Vegas from $79

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 17/9. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LAS
18 Jun — 25 Jun1
1 adult

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 13 June 2025.

Round-trip from

$159

One-way from

$79

Popular in

May

Cheapest in

September

Average price

$248

Good one-way deal

$91 or less
Southwest
  • Southwest
  • 15/9-19/9
  • Nonstop
  • 3h 15m total
  • San Francisco to Las Vegas
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Southwest
  • Southwest
  • 17/9
  • Nonstop
  • 1h 30m total
  • San Francisco to Las Vegas
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($46 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average return price).
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Average for round-trip flights in June 2025
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Price to beat on a one-way flight from San Francisco to Las Vegas Harry Reid Intl.
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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 13 June 2025.

Mon 15/917:15SFO - LAS
Nonstop1h 40mSouthwest
Fri 19/918:15LAS - SFO
Nonstop1h 35mSouthwest
Deal found 11/6$159
Sun 3/818:40SFO - LAS
Nonstop1h 45mHawaiian Airlines
Wed 6/808:30LAS - SFO
Nonstop1h 40mHawaiian Airlines
Deal found 13/6$160
Mon 11/808:25SFO - LAS
Nonstop1h 43mUnited Airlines
Wed 13/806:00LAS - SFO
1 stop3h 41mUnited Airlines
Deal found 11/6$170
Mon 21/721:43SFO - LAS
Nonstop1h 40mFrontier
Fri 25/710:41LAS - SFO
1 stop8h 58mFrontier
Deal found 11/6$179
Mon 4/806:00SFO - LAS
1 stop8h 09mAlaska Airlines
Wed 6/808:30LAS - SFO
Nonstop1h 40mAlaska Airlines
Deal found 12/6$198
Sat 26/718:50SFO - LAS
1 stop4h 28mDelta
Tue 29/714:00LAS - SFO
1 stop3h 42mDelta
Deal found 13/6$260
Wed 17/908:46SFO - LAS
1 stop5h 59mAmerican Airlines
Sun 21/917:10LAS - SFO
1 stop6h 06mAmerican Airlines
Deal found 11/6$362

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 134,765 searches. Data last updated 13 June 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

Departure

Return

Price

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Mon 15/9

17:15-18:55

Nonstop1h 40m

Las Vegas Harry Reid Intl

Fri 19/9

18:15-19:50

Nonstop1h 35m

$159

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Sun 3/8

18:40-20:25

Nonstop1h 45m

Las Vegas Harry Reid Intl

Wed 6/8

08:30-10:10

Nonstop1h 40m

$160

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Mon 11/8

08:25-10:08

Nonstop1h 43m

Las Vegas Harry Reid Intl

Wed 13/8

06:00-09:41

1 stop3h 41m

$170

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Mon 21/7

21:43-23:23

Nonstop1h 40m

Las Vegas Harry Reid Intl

Fri 25/7

10:41-19:39

1 stop8h 58m

$179

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Mon 4/8

06:00-14:09

1 stop8h 09m

Las Vegas Harry Reid Intl

Wed 6/8

08:30-10:10

Nonstop1h 40m

$198

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Sat 26/7

18:50-23:18

1 stop4h 28m

Las Vegas Harry Reid Intl

Tue 29/7

14:00-17:42

1 stop3h 42m

$260

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Wed 17/9

08:46-14:45

1 stop5h 59m

Las Vegas Harry Reid Intl

Sun 21/9

17:10-23:16

1 stop6h 06m

$362

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Wed 17/9

09:55-11:25

Nonstop1h 30m

$79

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Sun 13/7

18:40-20:25

Nonstop1h 45m

$81

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Sat 30/8

16:50-18:31

Nonstop1h 41m

$98

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 12 results
1
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 9 June 2025.

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 30 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?

Currently, January is the cheapest month in which you can book a flight from San Francisco to Las Vegas (average of $993). Flying from San Francisco to Las Vegas in December is currently the most expensive (average of $1,244). 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 13 June 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 64% on flights from San Francisco to Las Vegas by exploring options for tickets in the morning.

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 13 June 2025.

The most flights from SFO to LAS are scheduled on a Thursday (72 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (23 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 13 June 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from San Francisco to Las Vegas have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very Good
10,000 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very Good
4,286 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very Good
7,946 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,496 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,791 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 46 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 1 airline, which means you should have some options if you want to compare airfare deals. 1h 42m 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?

    Flights from San Francisco to Las Vegas Harry Reid Intl have been viewed 24 times in the past calendar month.

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

    Flying on Southwest is currently your cheapest option to Las Vegas, with prices starting at $159. Additional round-trip tickets that might be worth considering are offered by United Airlines and Frontier, with the lowest prices starting at $170 and $179, respectively. Southwest is currently priced 39% below the average price you’ll pay for this route.

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

    $79 is the cheapest one-way deal found within the past few days, from Southwest. You may also be able to find cheap deals on Hawaiian Airlines and United Airlines, with prices starting from $81 and $98, respectively.

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

    The top 3 most reliable airlines when flying from San Francisco to Las Vegas are Copa Airlines (100%), Air China (97%) and Turkish Airlines (93%).

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

    On average you can expect to pay $146 for a flight from San Francisco to Las Vegas. The cheapest flight overall is $90 while the most popular route, (San Francisco - Las Vegas Harry Reid Intl) is currently priced at $144.

  • 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, January is the cheapest month in which you can book a flight from San Francisco to Las Vegas (average of $993). Flying from San Francisco to Las Vegas in December is currently the most expensive (average of $1,244). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from San Francisco to Las Vegas

Discover the top airline 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 134,765 searches. Data last updated 13 June 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$61Average$156FlexibilityNo cancel feeOn-time62%
Search Frontier flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

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.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from San Francisco to Las Vegas for you. Better yet — we are completely free to use.

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.

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

Yes, Cheapflights offers price alerts on San Francisco to Las Vegas flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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