Cheap flights from Las Vegas to San Francisco International

Compare Las Vegas to San Francisco International flight deals

Find the cheapest month or even day of the year to fly to San Francisco International

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Flight deals from Las Vegas to San Francisco International

Looking for a cheap last-minute deal or the best return flight from Las Vegas to San Francisco International Airport? If you want to travel next month, return fares start from $108. Find the lowest prices on one-way and return tickets right here.

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

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

Direct flights from Las Vegas to San Francisco International

Las Vegas to San Francisco: Flight information

The things to know before you go.
Cheapest flight found$40
Cheapest month to flyJune
Average flight time1 hr, 44 mins
Most popular airlineSouthwest Airlines
Average flights per week572

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

The best price we found for a return flight from Las Vegas to San Francisco International is $108. 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 44 minutes is the average flight time from Las Vegas to San Francisco International.
Southwest Airlines, Air Canada and United fly direct from Las Vegas to San Francisco International.
As of May 2026, there are 572 flights per week flying from Las Vegas to San Francisco International.
The cheapest month to fly from Las Vegas to San Francisco International is usually June.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Las Vegas to San Francisco International Airport on Monday, 8 June 2026.
Yes – the average flight time is 1 hour and 44 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 San Francisco International 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 San Francisco is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to San Francisco International is Frontier Airlines .

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

  • Las Vegas's main airport is Las Vegas Harry Reid International Airport (LAS). Check out your options for leaving from this base when searching for your flights from Las Vegas to San Francisco International Airport (SFO).

  • 1 hour 45 minutes is the average travel time for a direct Las Vegas to San Francisco International Airport flight.

  • Las Vegas and San Francisco (where San Francisco International Airport is located) share the UTC-8 timezone. That means you won't need to adjust your watch on arrival.

  • Las Vegas Harry Reid International Airport (LAS) to San Francisco International Airport (SFO) is the most popular route. There are 96 direct weekly departures to choose from. If you have things to do before heading off, hop on the last flight with Southwest Airlines at 11:05pm. Choose the first LAS to SFO departure with Frontier Airlines at 5:20am if you'd rather get a move on.

  • To ensure you get on your flight from Las Vegas to SFO, leave plenty of time to check in and find your gate. Arriving two hours ahead of international departures and an hour before domestic flights is the general rule.

  • Hopping on a plane during a peak month like March? Popular seasons (like Thanksgiving, Christmas and spring break) can add another hour at security. Be extra safe and arrive up to four hours ahead of an international flight and two hours before domestic departures.

Airports in Las Vegas

Las Vegas Harry Reid International Airport (LAS)

  • Get there in one go from Las Vegas Harry Reid International Airport (LAS). Direct flights from Las Vegas to San Francisco International Airport (SFO) can be booked from here.

  • At LAS, you'll find a variety of airlines that offer direct flights from Las Vegas to San Francisco International Airport, such as:

  • United ranks first in bookings for flights from LAS to SFO.

  • The carrier with the most consistent on-time arrivals rate on this route is United.

  • Located around 8 kilometres from central Las Vegas, LAS can be reached in about 10 minutes by car (depending on traffic). The journey by public transport is roughly 25 minutes.

  • In search of a comfortable hotel close to Las Vegas Harry Reid International Airport? If you're catching an early flight from Las Vegas to San Francisco International Airport, these stays will put you moments from your check-in counter:

  • 79% of flights leaving from Las Vegas Harry Reid International Airport make it to their destination on schedule.

  • LAS is located at 5757 Wayne Newton Boulevard.

About San Francisco International Airport (SFO)

Getting from San Francisco International Airport (SFO) to central San Francisco

  • San Francisco International Airport is around 21 kilometres from the centre of San Francisco. It takes around 25 minutes or so to get to the city by car.

  • Travelling by public transport takes about 35 minutes.

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

  • Currently, $40 is the lowest price we've found for a one-way ticket from Las Vegas to San Francisco International Airport. The cheapest price for a return flight is $108. Remember fares can change due to demand at the time of booking.

  • Don't leave everything to the last minute. You're more likely to walk away with cheap flights from Las Vegas to SFO if you book ahead. Airlines often offer some fantastic early bird rates.

  • The 'Whole month' search tool will show you the cheapest Las Vegas to San Francisco International Airport tickets across every month. It's an easy way to snap up a bargain if your trip dates are flexible.

  • You don't need to search every day to find out if fares have dropped when you set up a Price Alert. We'll notify you as soon as a new deal shows up on plane tickets from Las Vegas to SFO.

  • Tailor your travel plans using filters. Pick your preferred arrival and departure times, airlines and total journey duration. You can also sort the results by 'Best,' 'Fastest' or 'Cheapest' flights from Las Vegas to San Francisco International Airport.

The best time to fly from Las Vegas to San Francisco International Airport (SFO)

  • Picture the kind of break you want when planning the timing of your trip. December is the quietest month to go to San Francisco. July is when most people book flights from Las Vegas to San Francisco International Airport (SFO), which may be ideal if you're chasing more excitement.

  • Book a Las Vegas to SFO plane ticket departing in September if you're eager to experience the city during its warmest month. You can expect temperatures in San Francisco to range from 12ºC (54ºF) to 24ºC (75ºF).

  • Look for cheap tickets from Las Vegas to San Francisco International Airport in January if you'd rather travel when it's cooler. Temperatures are at their lowest then, ranging between 5ºC (41ºF) and 16ºC (61ºF).

More about San Francisco

Explore more of the United States

  • You've seen San Francisco, now it's time to explore other parts of the United States. Travel around 257 kilometres east to Fresno to tick off its leading sights. From Forestiere Underground Gardens to Shinzen Japanese Garden and Fresno Chaffee Zoo, you've got a jam-packed schedule ahead.

  • Around 129 kilometres northeast of San Francisco, Sacramento is another essential stop in the United States. Get a taste of what this destination has to offer at California State Railroad Museum, Old Sacramento State Historic Park and Crocker Art Museum.

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