$23 Cheap Flights from San Francisco (SFO) to Las Vegas (LAS)

San Francisco (SFO) to Las Vegas (LAS) at a glance

Travel from San Francisco International Airport (SFO) to Harry Reid International Airport (LAS) on a range of airlines servicing this popular domestic short-haul route. Discover cheap flights from San Francisco to Las Vegas, whether you prefer full-service carriers or budget-friendly options. Compare itineraries to find the best match for your schedule and travel plans as you get ready to experience the vibrant sights and neighborhoods of Las Vegas.

• Fastest flight duration: around 1h 45m non-stop
• Route distance: roughly 400 miles (645 km)
• Flights per week: around 100+ flights with multiple daily departures on average
• Typical fares (one-way): economy tickets often range from $40–$250, depending on seasonality and how far ahead you book

Flights from San Francisco International Airport (SFO) to Harry Reid International Airport (LAS)

According to recent traveler bookings, the most popular airlines flying from San Francisco to Las Vegas typically offer non-stop and one-stop options. Common layover airports include Los Angeles International Airport (LAX, with about a 1-hour layover), San Diego International Airport (SAN, approximately 1 hour and 30 minutes), and Sky Harbor International Airport (PHX, around 1 hour and 45 minutes). These choices allow you to customize your itinerary based on price, total travel time, and cabin class preferences.

• United: This full-service airline provides both non-stop and one-stop flights, with one-way ticket prices generally between $50 and $295. It makes up around 39% of the departures on this route, featuring a standard non-stop travel time of 1 hour and 45 minutes.
• Alaska Airlines: As a full-service carrier, Alaska Airlines offers non-stop and one-stop options, with one-way fares typically ranging from $50 to $265. This airline accounts for about 22% of departures on this route, with a usual non-stop flight duration of 1 hour and 45 minutes.
• Southwest Airlines: Known as a low-cost carrier, Southwest provides non-stop and one-stop services, with one-way fares usually falling between $50 and $270. It represents approximately 18% of the departures on this route, and the typical non-stop journey lasts 1 hour and 45 minutes.
• Frontier Airlines: This low-cost airline offers both non-stop and one-stop flight options, with one-way fares generally ranging from $40 to $190. Frontier accounts for roughly 17% of the departures on this route, with a standard non-stop travel time of 1 hour and 45 minutes.
• American Airlines: A full-service carrier, American Airlines provides non-stop and one-stop services, with one-way fares typically between $85 and $300. It constitutes about 3% of departures on this route, with a regular non-stop flight time of 1 hour and 45 minutes.

Travelers flying from San Francisco to Las Vegas can elevate their experience by upgrading their flight. Alaska Airlines provides first class and business class options, while United Airlines offers first class, business class, and premium economy cabins. American Airlines also features first class and business class for a more comfortable journey.

Best time to fly from San Francisco (SFO) to Las Vegas (LAS)

The most popular months for travelers flying from San Francisco to Las Vegas are January, March, and April, when peak temperatures in Las Vegas reach up to 66.4°F in April. If you prefer quieter travel, consider September, the least busy time to visit with temperatures around 82.6°F and typically the lowest average one-way fare (around $113). Flight availability peaks in July, with approximately 119 flights per week, making it easier to find convenient departure times. February has the fewest flights, with approximately 95 flights per week.

• Cheapest time to fly: September usually offers good deals with average one-way fare around $113, roughly 11% cheaper than the yearly average.
• More budget-friendly months to fly: June, August, and July typically offer average one-way fares of around $117.
• Most flight options: July has the highest number of flights from San Francisco to Las Vegas, with approximately 119 flights per week, giving you more flexibility in scheduling your trip.

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative route from San Francisco (SFO) to Las Vegas (LAS)

• Oakland to Las Vegas (OAK-LAS): Located roughly 12 miles from San Francisco International Airport (SFO), Oakland International Airport (OAK) serves travelers heading to Las Vegas. Economy fares for this journey generally fall between $50 and $260, influenced by the time of year and how early you secure your tickets. This route often features both direct and one-stop flights, with Southwest Airlines and Delta being the most popular carriers. Additionally, first-class service is available on this route.

How to find the best prices for flights from San Francisco (SFO) to Las Vegas (LAS)

Getting some of the best deals on flights from San Francisco to Las Vegas is all about timing and flexibility. Here are some key tips to help you save:

1. Best times to book and fly: cheaper fares are usually available when booking 2-8 weeks in advance, which coincides with when most travelers make their reservations. Morning departures between 5 am and 12 pm tend to be more affordable and are also the most popular. Additionally, flying on Monday often results in lower prices, although Friday remains the busiest travel day.
2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Harry Reid International Airport from San Francisco International Airport

Las Vegas welcomes travelers from San Francisco with a range of transport options based on price, convenience, and proximity. Here's how to reach Las Vegas efficiently:

• Hotel transfer: Transfers offer a convenient way to reach your hotel in Las Vegas, with private rides that can be arranged in advance.
• Car rental: Renting a car from Harry Reid International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Harry Reid International Airport on Expedia.
• Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
• Public transportation: From Harry Reid International Airport, several key transport links are conveniently located nearby. The Las Vegas International Airport Station, a train station, is just 0.1 miles away on foot, while the South Strip Transit Terminal, a bus station, is about 2.5 miles away by car. Additionally, the MGM Grand Monorail Station, a metro station, is approximately 3.4 miles from the airport, also accessible by car.

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 December. 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 $23 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.