Cheap Flights from San Francisco International to Las Vegas

Compare San Francisco International to Las Vegas flight deals

Find the cheapest month or even day of the year to fly to Las Vegas

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Flight deals from San Francisco International to Las Vegas

Looking for a cheap last-minute deal or the best return flight from San Francisco International to Las Vegas? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from San Francisco International to Las Vegas

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Francisco International to Las Vegas flights are currently cheapest in January.

Direct flights from San Francisco International to Las Vegas

Alternative San Francisco International to Las Vegas routes

Looking for the cheapest, fastest or easiest route from San Francisco International to Las Vegas? You could fly into the following airports instead.

San Francisco to Las Vegas: Flight information

The things to know before you go.
Cheapest flight foundR 488
Cheapest month to flyJanuary
Average flight time1 hr, 43 mins
Most popular airlineSouthwest Airlines
Average flights per week429

Finding cheap flights from San Francisco International to Las Vegas: Frequently asked questions

There are 4 airports in Las Vegas: North Las Vegas, Harry Reid International, Henderson Executive, and Boulder City Municipal.
The best price we found for a return flight from San Francisco International to Las Vegas is R 976. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 43 minutes is the average flight time from San Francisco International to Las Vegas.
Southwest Airlines, United and Air Canada fly direct from San Francisco International to Las Vegas.
As of December 2025, there are 429 flights per week flying from San Francisco International to Las Vegas.
The cheapest month to fly from San Francisco International to Las Vegas is usually January.
If you're flying from San Francisco International Airport, the cheapest airport near Las Vegas is Harry Reid International – which is 4.3 km away from the centre of Las Vegas. We've found flights into this airport from R 976.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Francisco International Airport to Las Vegas on Tuesday, 6 January 2026.
Yes – the average flight time is 1 hour and 43 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Las Vegas but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Las Vegas is around 40 days in advance, so don’t leave your flight to the last minute.
In December, the average temperature is usually around 6°C. July is typically the warmest month in Las Vegas, when it usually averages around 37°C. You can expect the least rain in June. The coldest month is December, with temperatures averaging -0°C. The rainiest month is February.
Currently, Frontier Airlines offers the cheapest flight tickets to Las Vegas.

Flying from San Francisco International Airport (SFO) to Las Vegas: what you need to know

  • Jump on a direct flight from San Francisco International Airport to Las Vegas and you'll be travelling for around 1 hour 40 minutes.

  • San Francisco (the location of San Francisco International Airport) and Las Vegas follow the same timezone — UTC-7.

  • San Francisco International Airport (SFO) to Harry Reid Airport (formerly McCarran Airport) (LAS) is the most traveled route, with 98 flights a week to pick from. If you have things to finalize before heading off, the last flight from SFO to LAS is with United Airlines at 23:15. Choose the first departure with Southwest Airlines at 05:00 if you want to get on your way earlier.

  • To avoid rushing for your SFO to Las Vegas flight, allow plenty of time to navigate the airport and find your gate. Arriving two hours ahead of international departures and one hour before domestic flights is the general rule.

  • Longer lines at security and check-in are more likely if you're heading away during high season, so allow some extra wiggle room. A good rule of thumb for peak periods? Get there up to four hours early for international flights and two hours for domestic departures.

  • You can book a direct San Francisco International Airport to Las Vegas ticket. Begin your trip at SFO and touch down at Harry Reid Airport (formerly McCarran Airport) (LAS).

  • Choose from a variety of carriers operating direct flights from San Francisco International Airport to Las Vegas. Book your journey with one of these:

  • Travelling from central San Francisco to SFO takes around 45 minutes by public transport. If you drive, ride-share or grab a cab, you'll cover the 18 kilometres in 20 minutes or so, depending on traffic.

  • Planning to catch an early flight from San Francisco International Airport to Las Vegas? Avoid rushing to the terminal (and sneak in some extra snooze time) by choosing one of these hotels close to SFO:

  • Of all flights departing from San Francisco International Airport, 77.36% arrive on time at their destination.

How to find the cheapest flights from San Francisco International Airport (SFO) to Las Vegas

  • The lowest price we've seen for a one-way San Francisco International Airport to Las Vegas flight is R 488. The cheapest price for a return flight is R 976. Bear in mind fares can change due to demand at the time of booking.

  • Book one month before you want to travel. Research on pricing trends suggests this is the ideal window for finding cheap flights from SFO to Las Vegas.

  • May is the best month for picking up an amazing deal on San Francisco International Airport to Las Vegas tickets. If you need to travel during a different time of year, the 'Whole month' tool will show you the lowest prices across every month.

  • Picking up a cheap flight from SFO to Las Vegas couldn't be easier with Price Alerts. All you need to do is create one of these automatic notifications and we'll get in touch as soon as a better deal is available.

  • Choose your ideal arrival and departure times, number of stops and airlines with our filters. Then, sort the results for your flight from San Francisco International Airport to Las Vegas by 'Cheapest,' 'Best' or 'Fastest.'

Airports in Las Vegas

Harry Reid Airport (formerly McCarran Airport) (LAS)

  • Harry Reid Airport (formerly McCarran Airport) (LAS) to central Las Vegas takes around 15 minutes by car. The centre is roughly 19 kilometres away.

  • It'll take around 1 hour to get there using public transport.

  • The last thing you want is a long journey to your hotel if you're arriving on a late flight from San Francisco International Airport to Las Vegas. Reserve one of these accommodation options near LAS instead:

  • Begin your adventure by picking up a Harry Reid Airport (formerly McCarran Airport) rental car. Grab a set of wheels from Dollar, Thrifty or Alamo and explore beyond Las Vegas's usual tourist stops.

  • To lock in the lowest price, book your vehicle from Harry Reid Airport (formerly McCarran Airport) around one week in advance of your flight from SFO to Las Vegas.

  • LAS is located at 5757 Wayne Newton Boulevard.

Best time to go to Las Vegas

  • Plan your trip to Las Vegas during the high season if you like a bustling atmosphere, but remember that prices may be higher. Alternatively, book flights from San Francisco International Airport to Las Vegas during the off-season when prices are cheaper and it's not as busy.

  • Before booking a San Francisco International Airport to Las Vegas flight ticket, think about what kind of weather works for you. July is the warmest month in Las Vegas, with temperatures ranging from 23ºC (73ºF) to 42ºC (108ºF).

  • If you want to travel in cooler conditions, search for a cheap ticket from SFO to Las Vegas in January when temperatures average between -1ºC (30ºF) and 13ºC (55ºF).

More about Las Vegas

  • Start your Las Vegas trip right by choosing the perfect place to stay. As soon as you've booked your flight from San Francisco International Airport to Las Vegas, check out our selection of hotels including:

  • Fountains of Bellagio and Las Vegas Strip are a couple of major attractions to put on your Las Vegas must-do list. Keep the momentum going by heading to Fremont Street Experience.

Explore more of United States

  • Las Vegas is always a good idea, but there are so many other corners of United States just waiting to be explored. About 370 kilometres south-west of Las Vegas, a trip to Los Angeles will keep you on the move. Don't miss top attractions like Griffith Observatory, The Broad and La Brea Tar Pits & Museum.

  • If there's time to check out another major stop in United States, head for Phoenix, roughly 418 kilometres south-east of Las Vegas. Desert Botanical Garden, Heard Museum and Papago Park are key reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.