Cheap flights from San Francisco to Las Vegas from £37

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 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LAS
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

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

Cheap flight deals from San Francisco to Las Vegas

Enter your travel dates to find the best prices.

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 12 December 2025.

Wed 31/1206:00SFO - LAS
1 stop17h 52mDelta
Tue 6/117:55LAS - SFO
1 stop4h 00mDelta
Deal found 10/12£132
Wed 31/1222:45SFO - LAS
Nonstop1h 42mAlaska Airlines
Sat 10/114:00LAS - SFO
2 stops9h 03mAlaska Airlines
Deal found 9/12£141
Wed 31/1206:00SFO - LAS
1 stop17h 52mDelta
Thu 8/106:05LAS - SFO
1 stop7h 33mDelta
Deal found 9/12£142
Wed 31/1223:15SFO - LAS
Nonstop1h 42mUnited Airlines
Thu 1/106:00LAS - SFO
Nonstop1h 46mUnited Airlines
Deal found 10/12£144
Tue 30/1216:45SFO - LAS
1 stop5h 50mSouthwest
Wed 7/114:50LAS - SFO
1 stop7h 30mSouthwest
Deal found 9/12£146
Wed 31/1206:00SFO - LAS
1 stop17h 52mDelta
Mon 5/117:48LAS - SFO
1 stop14h 09mDelta
Deal found 9/12£157
Wed 31/1222:45SFO - LAS
Nonstop1h 42mAlaska Airlines
Thu 1/107:00LAS - SFO
Nonstop1h 50mAlaska Airlines
Deal found 10/12£167
Wed 31/1207:30SFO - LAS
1 stop3h 15mSouthwest
Tue 6/106:00LAS - SFO
1 stop5h 50mSouthwest
Deal found 11/12£170
Wed 31/1214:05SFO - LAS
1 stop7h 00mSouthwest
Thu 1/110:30LAS - SFO
1 stop3h 55mSouthwest
Deal found 10/12£173

Find 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 12 December 2025.

Round-trip from

£70

One-way from

£37

Popular in

November

Cheapest in

March

Average price

£149

Good round-trip deal

£177 or less

Good one-way deal

£85 or less
Frontier
  • Frontier
  • 26/1-29/1
  • 1 total stop
  • 6h 29m total
  • San Francisco to Las Vegas
Alaska Airlines
  • Alaska Airlines
  • 11/1
  • Nonstop
  • 1h 41m total
  • San Francisco to Las Vegas
Highest demand for flights based on searches. 13% potential increase in price (£15 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£2 potential savings vs. average return price).
Average for round-trip flights in December 2025
Price to beat on a round-trip flight from San Francisco to Las Vegas Harry Reid Intl.
Price to beat on a one-way flight from San Francisco to Las Vegas Harry Reid Intl.

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 858,174 searches. Data last updated 12 December 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

Wed 18/2

10:45-12:32

Nonstop1h 47m

Las Vegas Harry Reid Intl

Fri 20/2

06:00-07:48

Nonstop1h 48m

£72

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Wed 7/1

11:10-16:35

1 stop5h 25m

Las Vegas Harry Reid Intl

Wed 14/1

19:40-21:20

Nonstop1h 40m

£87

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Tue 3/2

10:30-12:12

Nonstop1h 42m

Las Vegas Harry Reid Intl

Tue 10/2

07:05-08:47

Nonstop1h 42m

£87

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Mon 19/1

16:25-20:15

1 stop3h 50m

Las Vegas Harry Reid Intl

Thu 22/1

07:10-12:05

1 stop4h 55m

£109

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Sun 11/1

08:55-13:20

1 stop4h 25m

Las Vegas Harry Reid Intl

Wed 14/1

09:45-15:08

1 stop5h 23m

£117

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Wed 7/1

16:03-20:49

1 stop4h 46m

Las Vegas Harry Reid Intl

Thu 29/1

06:15-10:04

1 stop3h 49m

£117

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Tue 6/1

16:03-20:49

1 stop4h 46m

Las Vegas Harry Reid Intl

Fri 9/1

14:25-17:58

1 stop3h 33m

£117

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Sat 28/2

13:08-16:39

1 stop3h 31m

Las Vegas Harry Reid Intl

Wed 4/3

06:00-10:02

1 stop4h 02m

£117

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Mon 5/1

18:55-22:35

1 stop3h 40m

Las Vegas Harry Reid Intl

Thu 29/1

06:15-10:04

1 stop3h 49m

£117

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Mon 2/3

06:10-10:10

1 stop4h 00m

Las Vegas Harry Reid Intl

Wed 4/3

06:55-14:20

2 stops7h 25m

£121

Flights are sorted by cheapest return flights first.

Deals found on 11/12

Showing 1-10 of 22 results
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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.
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 5 December 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 £14). Flying from San Francisco to Las Vegas in July is currently the most expensive (average of £49). 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 12 December 2025.

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 in the evening, which can drop the price by up to 43% versus a flight at midday.

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

Use this chart to determine the cheapest time to fly return from San Francisco to Las Vegas. Price data was last updated on 6 December 2025.

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. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 12 December 2025.
Read reviews from past customers who have flown with Alaska Airlines, Hawaiian Airlines, andUnited Airlines 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.

Entertainment

7.0

Crew

8.5

Boarding

8.1

Overall

8.0

Food

7.1

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Entertainment

7.0

Crew

8.5

Boarding

8.1

Overall

8.0

Food

7.1

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Entertainment

7.0

Crew

8.5

Boarding

8.1

Overall

8.0

Food

7.1

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Entertainment

7.0

Crew

8.5

Boarding

8.1

Overall

8.0

Food

7.1

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Entertainment

7.0

Crew

8.5

Boarding

8.1

Overall

8.0

Food

7.1

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

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?

    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 4 different airlines have flights from San Francisco (SFO) to Harry Reid Intl (LAS) on a regular basis. There are 51 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 37m.

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

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

    Departing from San Francisco to Las Vegas will take you 1h 42m. 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.

  • 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 Frontier. Our recent data shows that you can find tickets from as low as £27 on this airline. Additional options worth looking into are Hawaiian Airlines and Alaska Airlines, starting at £63 and £85 round-trip. Frontier is currently priced 79% 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?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as £17. However, be on the lookout for offers from Southwest and Hawaiian Airlines, as they are both options that can get you from San Francisco to Las Vegas for a low price.

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

    Consider SWISS (89%), Turkish Airlines (86%) or Condor (84%) when booking your flight. These represent the most reliable airlines when flying from San Francisco to Las Vegas.

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

    Looking for the cheapest flight from San Francisco to Las Vegas? While on average our users pay £164, our data indicates the cheapest price to be £47. The most popular route (San Francisco - Las Vegas Harry Reid Intl), is priced around £64.

  • 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 £14). Flying from San Francisco to Las Vegas in July is currently the most expensive (average of £49). 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 Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Furnace Creek
Henderson
Kingman

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Top 4 airlines flying from San Francisco to Las Vegas

Discover the top 4 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 858,174 searches. Data last updated 12 December 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest£27Average£63FlexibilityNo cancel feeOn-time62%
Search Frontier flights
Hawaiian AirlinesCheapest£63Average£162FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
Alaska AirlinesCheapest£84Average£141FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
United AirlinesCheapest£115Average£195FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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

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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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