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Cheap flights from San Francisco to Las Vegas from S$ 113

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 12-5. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LAS
18 May — 25 May1
1 adult
1 adult, Economy, 0 bags

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 18 April 2026.

Mon 1-622:40
SFO
-
LAS
Nonstop1h 47m
Frontier
Mon 8-618:22
LAS
-
SFO
1 stop3h 33m
Frontier
Deal found 17-4S$ 156
Sat 2-518:29
SFO
-
LAS
1 stop20h 12m
Frontier
Wed 6-508:50
LAS
-
SFO
Nonstop1h 51m
Frontier
Deal found 15-4S$ 184
Fri 29-512:52
SFO
-
LAS
1 stop7h 11m
Frontier
Fri 5-614:43
LAS
-
SFO
Nonstop1h 58m
Frontier
Deal found 14-4S$ 191
Sat 9-507:04
SFO
-
LAS
Nonstop1h 42m
Alaska Airlines
Sat 9-512:33
LAS
-
SFO
1 stop3h 39m
Alaska Airlines
Deal found 16-4S$ 211
Tue 12-507:15
SFO
-
LAS
1 stop6h 44m
Alaska Airlines
Tue 12-516:58
LAS
-
SFO
Nonstop1h 43m
Alaska Airlines
Deal found 13-4S$ 222
Tue 12-510:55
SFO
-
LAS
Nonstop1h 46m
United Airlines
Sat 16-515:38
LAS
-
SFO
Nonstop1h 44m
United Airlines
Deal found 16-4S$ 225
Tue 5-508:45
SFO
-
LAS
1 stop5h 14m
Alaska Airlines
Tue 12-511:47
LAS
-
SFO
Nonstop1h 44m
Alaska Airlines
Deal found 14-4S$ 229
Tue 5-508:45
SFO
-
LAS
1 stop5h 14m
Alaska Airlines
Wed 6-512:36
LAS
-
SFO
1 stop4h 45m
Alaska Airlines
Deal found 13-4S$ 231

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 18 April 2026.

Round-trip from

S$ 156

One-way from

S$ 113

Popular in

March

Cheapest in

September

Average price

S$ 291

Good one-way deal

S$ 109 or less
Frontier
  • Frontier
  • 1-6-8-6
  • 1 total stop
  • 5h 20m total
  • San Francisco to Las Vegas
Search Deals
Southwest
  • Southwest
  • 12-5
  • Nonstop
  • 1h 40m total
  • San Francisco to Las Vegas
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (S$ 36 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (S$ 8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a one-way flight from San Francisco to Las Vegas Harry Reid Intl.
Search Deals

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 200,618 searches. Data last updated 18 April 2026.
Use the filters below to find and compare flights from San Francisco to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Wed 19-8

10:32-16:48

1 stop6h 16m

Las Vegas Harry Reid Intl

Wed 19-8

19:09-23:14

1 stop4h 05m

S$ 225

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Wed 20-5

16:55-22:40

1 stop5h 45m

Las Vegas Harry Reid Intl

Sat 23-5

13:30-19:20

1 stop5h 50m

S$ 250

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Wed 20-5

08:15-12:12

1 stop3h 57m

Las Vegas Harry Reid Intl

Sat 23-5

21:14-22:56

Nonstop1h 42m

S$ 252
Fastest return journey

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Sat 16-5

15:05-16:45

Nonstop1h 40m

Las Vegas Harry Reid Intl

Sat 23-5

19:55-21:35

Nonstop1h 40m

S$ 264

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Tue 23-6

12:10-18:20

2 stops6h 10m

Las Vegas Harry Reid Intl

Wed 24-6

08:45-14:35

1 stop5h 50m

S$ 294

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Mon 11-5

15:17-19:14

1 stop3h 57m

Las Vegas Harry Reid Intl

Wed 13-5

11:07-17:01

1 stop5h 54m

S$ 309

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Fri 12-6

06:00-07:46

Nonstop1h 46m

Las Vegas Harry Reid Intl

Sun 14-6

06:00-07:35

Nonstop1h 35m

S$ 314

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Tue 12-5

10:30-16:45

1 stop6h 15m

Las Vegas Harry Reid Intl

Wed 13-5

08:40-15:20

2 stops6h 40m

S$ 314

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Sat 2-5

10:10-17:30

2 stops7h 20m

Las Vegas Harry Reid Intl

Wed 6-5

11:20-17:30

1 stop6h 10m

S$ 320

San FranciscoLas Vegas

SFO - LAS

SFOLAS

San Francisco

Thu 21-5

05:05-06:40

Nonstop1h 35m

Las Vegas Harry Reid Intl

Sun 24-5

08:55-14:00

1 stop5h 05m

S$ 333

Flights are sorted by cheapest return flights first.

Deals found on 17-4

Showing 1-10 of 23 resultsSorted by cheapest first
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3

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 10 April 2026.

The best time to book flights from San Francisco to Las Vegas is 84 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, September is the cheapest month in which you can book a flight from San Francisco to Las Vegas (average of S$ 203). Flying from San Francisco to Las Vegas in March is currently the most expensive (average of S$ 306). 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 18 April 2026.

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 69% on airfare.

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

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 18 April 2026.
Get a feel of what it's like to fly with 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.
Frontier
5.7
Fair
2,986 reviews
Check prices

Boarding

5.9

Food

4.5

Comfort

5.4

Overall

5.7

Entertainment

4.3

Crew

6.6

Reviews

1 / 20
2.0
Mediocre

Prodipto,Mar 2026

PHL - BNA

Delay at the beginning in Philly and then huge delay just sitting on the tarmac after landing, for one hour in Nashville
Frontier
5.7
Fair
2,986 reviews
Frontier
5.7
Fair
2,986 reviews
Check prices

Boarding

5.9

Food

4.5

Comfort

5.4

Overall

5.7

Entertainment

4.3

Crew

6.6

Reviews

1 / 20
2.0
Mediocre

Prodipto,Mar 2026

PHL - BNA

Delay at the beginning in Philly and then huge delay just sitting on the tarmac after landing, for one hour in Nashville

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 1 airline has flights from San Francisco (SFO) to Harry Reid Intl (LAS) on a regular basis. There are 52 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 46m.

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

    The San Francisco to Las Vegas Harry Reid Intl flight path was viewed by 17 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    For as low as S$ 252, Alaska Airlines can have you in Las Vegas from San Francisco in 3h 57m. Airlines will cover a distance of 665 km. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from San Francisco to Las Vegas round-trip?

    According to our current data, Frontier (S$ 49), offers the cheapest pricing from San Francisco to Las Vegas. This flight start at 80% lower than the current average price 3 months from now.

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

    Consider SWISS (90%), Asiana Airlines (89%) or Cathay Pacific (86%) 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 at all options, your cheapest flight can be booked for S$ 98. While the most popular route (San Francisco - Las Vegas Harry Reid Intl) can be booked for S$ 127 on average, our data indicates S$ 109 when flying from San Francisco to Las Vegas.

  • 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, September is the cheapest month in which you can book a flight from San Francisco to Las Vegas (average of S$ 203). Flying from San Francisco to Las Vegas in March is currently the most expensive (average of S$ 306). 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
Kingman
Boulder City

Browse thousands of different options on Cheapflights for your next trip

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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 18 April 2026.
Frontier flights from San Francisco to Las Vegas Harry Reid Intl

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 200,618 searches. Data last updated 18 April 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestS$ 49AverageS$ 344FlexibilityNo 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?

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.

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! 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.

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