$28 Cheap Flights from San Francisco (SFO) to Las Vegas (LAS)

View $28 flight on Tue, Jun 2, 2026Opens in a new window

Popular airlines from San Francisco Intl. Airport (SFO) to Harry Reid Intl. Airport (LAS)

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Cheap Flights from San Francisco to Las Vegas (SFO-LAS)

Prices were available within the past 7 days and start at $28 for one-way flights and $56 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Mon, May 25 - Thu, Jun 4
SFO
San Francisco
LAS
Las Vegas
$56 Roundtrip, just found
$56
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, May 25 from San Francisco to Las Vegas, returning Thu, Jun 4, priced at $56 just found
Frontier Airlines
Sat, May 16 - Mon, Jun 1
SFO
San Francisco
LAS
Las Vegas
$61 Roundtrip, found 2 days ago
$61
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Sat, May 16 from San Francisco to Las Vegas, returning Mon, Jun 1, priced at $61 found 2 days ago
Frontier Airlines
Mon, May 25 - Thu, Jun 4
SFO
San Francisco
LAS
Las Vegas
$66 Roundtrip, just found
$66
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, May 25 from San Francisco to Las Vegas, returning Thu, Jun 4, priced at $66 just found
Frontier Airlines
Mon, May 11 - Tue, Jun 2
SFO
San Francisco
LAS
Las Vegas
$67 Roundtrip, found 2 days ago
$67
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, May 11 from San Francisco to Las Vegas, returning Tue, Jun 2, priced at $67 found 2 days ago
Frontier Airlines
Mon, May 11 - Mon, Jun 1
SFO
San Francisco
LAS
Las Vegas
$71 Roundtrip, found 2 days ago
$71
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, May 11 from San Francisco to Las Vegas, returning Mon, Jun 1, priced at $71 found 2 days ago
Frontier Airlines
Tue, Jun 2 - Fri, Jun 12
SFO
San Francisco
LAS
Las Vegas
$72 Roundtrip, just found
$72
Roundtrip
just found
Select Frontier Airlines flight, departing Tue, Jun 2 from San Francisco to Las Vegas, returning Fri, Jun 12, priced at $72 just found
Frontier Airlines
Mon, Apr 27 - Thu, May 7
SFO
San Francisco
LAS
Las Vegas
$75 Roundtrip, just found
$75
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Apr 27 from San Francisco to Las Vegas, returning Thu, May 7, priced at $75 just found
Southwest Airlines
Sat, May 2 - Tue, May 12
SFO
San Francisco
LAS
Las Vegas
$137 Roundtrip, just found
$137
Roundtrip
just found
Select Southwest Airlines flight, departing Sat, May 2 from San Francisco to Las Vegas, returning Tue, May 12, priced at $137 just found
Delta
Sat, May 2 - Tue, May 12
SFO
San Francisco
LAS
Las Vegas
$157 Roundtrip, just found
$157
Roundtrip
just found
Select Delta flight, departing Sat, May 2 from San Francisco to Las Vegas, returning Tue, May 12, priced at $157 just found
American Airlines
Sat, Apr 25 - Sat, May 2
SFO
San Francisco
LAS
Las Vegas
$159 Roundtrip, just found
$159
Roundtrip
just found
Select American Airlines flight, departing Sat, Apr 25 from San Francisco to Las Vegas, returning Sat, May 2, priced at $159 just found

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Alternative airports near Las Vegas

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to McCarran Intl. LAS. Cheapest and Closest option available. Average driving time to city center is 6 minutes. Flights from $245
LAS
McCarran Intl.
CheapestClosest
Average driving time to city center6 min
Flights from $245

Frequently asked questions

How much does a flight from San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) cost?
You can find cheap one-way flights from $28 and cheap return flights from $56 San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) with Expedia. One-way flights typically cost between $82 and $823, and return flights often range between $176 and $1297. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
September is the cheapest month to fly from San Francisco, CA (SFO) to Las Vegas, NV (LAS), with average return fares around $169. This price is about 16% lower than the average throughout the year, as travel demand tends to decrease after the summer peak. Other economical months to consider are February and August.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
Choose from 3 airlines operating direct flights from SFO to LAS:

  • United operates around 70 direct flights from SFO to LAS every week
  • Frontier Airlines operates around 18 direct flights from SFO to LAS every week
  • Hawaiian Airlines operates around 18 direct flights from SFO to LAS every week

What is the cheapest airline that flies from San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
Alaska Airlines is one of the cheapest airlines offering nonstop flights from San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.), with round-trip tickets starting from around $261. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
To find a cheap flight from San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
The best airline to fly with from San Francisco, CA (SFO) to Las Vegas, NV (LAS) will differ from traveler to traveler. If you like to fly early, United offers early morning flights. If price is the most important factor, Frontier Airlines typically offers the lowest fares. Southwest Airlines offers the most daily flights from SFO to LAS, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
For flights from San Francisco, CA (SFO) to Las Vegas, NV (LAS), the best months to travel are September and August. You can find return flights for about $169 during these months, making it an affordable choice. Both months are popular for travelers looking to enjoy the vibrant atmosphere of Las Vegas.*Prices based on flights available on Expedia in the last year.
How many flights per day from San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
You can find approximately 16 nonstop flights per day from San Francisco Intl. (SFO) to Harry Reid International Airport (LAS). For more options, look at flights that include layovers.
What is the earliest flight from San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
The earliest flight from San Francisco, CA (SFO) to Las Vegas, NV (LAS) usually departs at around 12:05 AM, operated by Frontier Airlines. This seasonal service is active in April, giving you a chance to arrive in Las Vegas early and enjoy a full day of activities. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
The most popular departure times for flights from San Francisco International Airport (SFO) to Harry Reid International Airport (LAS) are in the early morning, from 6am to 9am. About 25% of passengers prefer this time window. Many major carriers, including United Airlines, Southwest Airlines, and Frontier Airlines, offer flights during this window. This timing works well because it allows you to arrive in Las Vegas early and make the most of your day.
How long does it take to fly from San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
Flying nonstop from SFO to LAS takes around 1 hour 50 minutes, with the route covering approximately 414 miles. Flights with a layover typically take 6 hours 10 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
Business class seats are offered on the SFO to LAS route with JetBlue Airways.First class cabins are available on:

  • Delta Air Lines
  • United Airlines
  • American Airlines
  • Hawaiian Airlines

How much is a business class flight from San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
A direct, return business class ticket from San Francisco, CA (SFO) to Las Vegas, NV (LAS) typically costs between $759 - $1,298. A non-stop, one-way business class flight is usually around $321 - $660. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) flight with Expedia?
It's easy to earn miles on a San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Las Vegas from San Francisco Intl. (SFO)?
If you're planning to travel to Las Vegas from San Francisco Intl. (SFO), you can fly into Harry Reid International Airport (LAS) Some flights may connect through major hubs like Los Angeles Intl. (LAX), San Diego Intl. (SAN), Denver Intl. (DEN) before reaching Las Vegas. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) at the last minute?
Typically, booking a last minute flight from San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) flight and hotel package?
Securing a San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) Las Vegas Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
If you booked your San Francisco, CA (SFO-San Francisco Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
San Francisco Intl.
Destination airport
Harry Reid Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$56
Distance
413 mi
Average flight time
1 hour 35 mins

Book with confidence

San Francisco to Las Vegas Flights

The cheapest times to fly from San Francisco to Las Vegas

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Francisco to Las Vegas are during the month of May. You can find some of the cheapest flights from San Francisco to Las Vegas with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Francisco to Las Vegas

Sunday is one of the best days to book for cheap flights from San Francisco to Las Vegas: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Francisco to Las Vegas

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Francisco to Las Vegas in 2026. You can also book with separate airlines for your outbound and return journeys, from $28 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Francisco to Las Vegas flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Francisco to Las Vegas airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

San Francisco to Las Vegas Flights

*Flight schedules are subject to change.

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*Available to One Key members.