$45 Cheap Flights from Las Vegas (LAS) to San Francisco (SFO)

View $45 flight on Fri, Sep 12, 2025Opens in a new window

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

Today's featured flight deals from Harry Reid Intl. Airport (LAS) to San Francisco Intl. Airport (SFO)

Nonstop
Carry-on included
Lower price than typical

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

Prices were available within the past 7 days and start at $45 for one-way flights and $83 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Sep 4 - Thu, Sep 4
LAS
Las Vegas
SFO
San Francisco
$83 Roundtrip, found 16 hours ago
$83
Roundtrip
found 16 hours ago
Select Frontier Airlines flight, departing Thu, Sep 4 from Las Vegas to San Francisco, returning Thu, Sep 4, priced at $83 found 16 hours ago
Frontier Airlines
Sat, Oct 11 - Sat, Oct 11
LAS
Las Vegas
SFO
San Francisco
$85 Roundtrip, found 9 hours ago
$85
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Sat, Oct 11 from Las Vegas to San Francisco, returning Sat, Oct 11, priced at $85 found 9 hours ago
Frontier Airlines
Fri, Sep 5 - Sun, Sep 7
LAS
Las Vegas
SFO
San Francisco
$88 Roundtrip, just found
$88
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Sep 5 from Las Vegas to San Francisco, returning Sun, Sep 7, priced at $88 just found
Frontier Airlines
Fri, Sep 5 - Sun, Sep 7
LAS
Las Vegas
SFO
San Francisco
$90 Roundtrip, just found
$90
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Sep 5 from Las Vegas to San Francisco, returning Sun, Sep 7, priced at $90 just found
Bargain Flight
Wed, Sep 10 - Wed, Sep 10
LAS
Las Vegas
SFO
San Francisco
$91 Roundtrip, found 2 days ago
$91
Roundtrip
found 2 days ago
Select Bargain Flight flight, departing Wed, Sep 10 from Las Vegas to San Francisco, returning Wed, Sep 10, priced at $91 found 2 days ago
United
Tue, Sep 30 - Tue, Sep 30
LAS
Las Vegas
SFO
San Francisco
$92 Roundtrip, found 8 hours ago
$92
Roundtrip
found 8 hours ago
Select United flight, departing Tue, Sep 30 from Las Vegas to San Francisco, returning Tue, Sep 30, priced at $92 found 8 hours ago
Frontier Airlines
Sat, Sep 6 - Mon, Sep 8
LAS
Las Vegas
SFO
San Francisco
$92 Roundtrip, found 1 hour ago
$92
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Sat, Sep 6 from Las Vegas to San Francisco, returning Mon, Sep 8, priced at $92 found 1 hour ago
Southwest Airlines
Fri, Sep 5 - Sun, Sep 7
LAS
Las Vegas
SFO
San Francisco
$94 Roundtrip, just found
$94
Roundtrip
just found
Select Southwest Airlines flight, departing Fri, Sep 5 from Las Vegas to San Francisco, returning Sun, Sep 7, priced at $94 just found
Frontier Airlines
Sat, Sep 6 - Mon, Sep 8
LAS
Las Vegas
SFO
San Francisco
$96 Roundtrip, found 1 hour ago
$96
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Sat, Sep 6 from Las Vegas to San Francisco, returning Mon, Sep 8, priced at $96 found 1 hour ago
Alaska Airlines
Thu, Oct 2 - Sat, Oct 4
LAS
Las Vegas
SFO
San Francisco
$97 Roundtrip, found 1 hour ago
$97
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Thu, Oct 2 from Las Vegas to San Francisco, returning Sat, Oct 4, priced at $97 found 1 hour ago

Find the cheapest month to fly from Las Vegas (LAS) to San Francisco (SFO)

October is typically the cheapest month to fly

From $48 - $93 per traveler.

Graph displaying average flight prices per month

Alternative airports near San Francisco

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

Select flight to Norman Y. Mineta San Jose Intl. SJC. Cheapest option available. Average driving time to city center is 50 minutes. Flights from $93
SJC
Norman Y. Mineta San Jose Intl.
Cheapest
Average driving time to city center50 min
Flights from $93
Select flight to Oakland Intl. OAK. Average driving time to city center is 26 minutes. Flights from $146
OAK
Oakland Intl.
Average driving time to city center26 min
Flights from $146
Flights from Las Vegas (LAS) to San Francisco (SFO)
Origin airport
Harry Reid Intl.
Destination airport
San Francisco Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$82
Distance
413 mi
Average flight time
1 hour 39 mins

Las Vegas to San Francisco Flights

The cheapest times to fly from Las Vegas to San Francisco

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 Las Vegas to San Francisco are during the month of September. You can find some of the cheapest flights from Las Vegas to San Francisco with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Las Vegas to San Francisco: 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 Las Vegas to San Francisco

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 Las Vegas to San Francisco in 2025. You can also book with separate airlines for your outbound and return journeys, from $45 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 Las Vegas to San Francisco 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 Las Vegas to San Francisco 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.

 

Frequently asked questions

How much does a flight from Harry Reid Intl. Airport (LAS) to San Francisco Intl. Airport (SFO) cost?
Secure a cheap one-way flight from $45 or cheap return flight from $83 from Harry Reid Intl. Airport (LAS) to San Francisco Intl. Airport (SFO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Harry Reid Intl. Airport (LAS) to San Francisco Intl. Airport (SFO)?
The cheapest month to fly from LAS to SFO is September, when demand is low. Off-peak months are often when you'll find cheap fares for travel between these airports.
Which airlines fly direct from Harry Reid Intl. Airport (LAS) to San Francisco Intl. Airport (SFO)?
Enjoy an uninterrupted journey to San Francisco Intl. Airport (SFO). 4 airlines operate direct routes from Harry Reid Intl. Airport (LAS), including:

  • United Airlines
  • Southwest Airlines
  • Alaska Airlines

What is the cheapest airline that flies from Harry Reid Intl. Airport (LAS) to San Francisco Intl. Airport (SFO)?
While prices can change depending on your travel dates, low-cost airlines like Southwest Airlines and ANA are generally the cheapest options for flights between Harry Reid Intl. Airport (LAS) and San Francisco Intl. Airport (SFO). Use Expedia's filter tool to compare carriers and find the one that offers the lowest fare for your LAS to SFO flight.
How many flights per day from Harry Reid Intl. Airport (LAS) to San Francisco Intl. Airport (SFO)?
Each day on average, 16 nonstop flights take off from Harry Reid Intl. Airport (LAS) to San Francisco Intl. Airport (SFO). Choose the departure that best suits your travel plans.
What are the most popular departure times for flights from Harry Reid Intl. Airport (LAS) to San Francisco Intl. Airport (SFO)?
Flights between LAS and SFO tend to be busiest at 5 AM. If you want a more relaxed experience and possibly cheaper tickets, choose a time outside the usual busy windows.
What day of the week has the most flights from LAS to SFO?
Travel on a Sunday if you're looking for the biggest selection of flights from Harry Reid Intl. Airport (LAS) to San Francisco Intl. Airport (SFO).
What is the earliest flight from Harry Reid Intl. Airport (LAS) to San Francisco Intl. Airport (SFO)?
Harry Reid Intl. Airport (LAS)'s earliest flight to San Francisco Intl. Airport (SFO) takes off at approximately 5:30AM UTC-8. With a flight time of 1h 46m, you'll land at around 7:16AM UTC-8.
How long does it take to fly from Harry Reid Intl. Airport (LAS) to San Francisco Intl. Airport (SFO)?
The average flight duration from LAS to SFO is 1 hour and 45 minutes, covering a total distance of 410 mi.
What is the best time to fly from Harry Reid Intl. Airport (LAS) to San Francisco Intl. Airport (SFO)?
To avoid possible delays on the Harry Reid Intl. Airport (LAS) to San Francisco Intl. Airport (SFO) route, fly before 3 PM. Departures after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for San Francisco from Harry Reid Intl. Airport (LAS)?
You can land at any one of these San Francisco airports following your direct flight from Harry Reid Intl. Airport (LAS):

  • San Francisco Intl. Airport (SFO)
  • Norman Y. Mineta San Jose Intl. Airport (SJC)
  • Oakland Intl. Airport (OAK)

Is it cheaper to buy a plane ticket from Harry Reid Intl. Airport (LAS) to San Francisco Intl. Airport (SFO) last-minute?
Last-minute bookings from LAS to SFO are usually more expensive. To secure the best rates, start looking for flights ahead of time. That said, if your travel plans are flexible, you may find a cheap fare right before your trip.
Is it cheaper to book a LAS to SFO flight and hotel package?
Compared with arranging flights and hotels separately, booking a LAS to SFO flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one convenient place will take the hassle out of planning your trip. Just secure your flights and choose from our wide range of hotels, then customize your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Harry Reid Intl. Airport (LAS) to San Francisco Intl. Airport (SFO)?
If you booked your LAS to SFO flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.

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*Available to One Key members.