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San Francisco to Las Vegas flights

The cheapest round trip we found from San Francisco to Las Vegas is $43 (Feb 16 – 20, 2027, Nonstop), 65% below the usual $122.

SFO to LAS · Round trip · Economy · Prices per person in USD · Price found (26 minutes ago)

Cheapest found

$43 65% less
Feb 16 – 20, 2027 · Nonstop · Usually $122
Book this fare
Good price — book if the dates work 65% below the usual $122. Based on 47 days of prices.
Not ready to book? We'll email you when San Francisco → Las Vegas drops below $40.
Feb – Mar · 2–4 nights · Change

Cheapest round trip by month

Lowest fare found per departure month
  • Nov $121
Cheapest month Below usual Usual price $122 Tap a month to see its cheapest dates.
Cheapest round trip from San Francisco to Las Vegas by departure month
MonthCheapest round trip
November 2026$121
December 2026$123
January 2027$105
February 2027$43 (cheapest month)
March 2027No fares found yet
April 2027No fares found yet
May 2027No fares found yet
June 2027No fares found yet
July 2027$321
August 2027No fares found yet
September 2027$390

Cheapest dates in the next 4 months

Round trip, per person
  • Feb 16 – 20, 2027 4 nights · leave Tue
    $43 −65% vs usual
    Frontier Airlines Nonstop · 1h 39m
    Book
  • Nov 30 – Dec 3 3 nights · leave Mon
    $121
    Frontier Airlines Nonstop · 1h 40m
    Book
  • Dec 24 – 27 3 nights · leave Thu
    $123
    Frontier Airlines Nonstop · 1h 43m
    Book
  • Nov 27 – 30 3 nights · leave Fri
    $146 +20% vs usual
    Frontier Airlines 1 stop · 1h 45m
    Book
  • Dec 23 – 27 4 nights · leave Wed
    $156 +28% vs usual
    Frontier Airlines 1 stop · 2h 33m
    Book
  • Dec 4 – 6 2 nights · leave Fri
    $181 +48% vs usual
    Frontier Airlines 1 stop · 3h 20m
    Book
  • Nov 22 – 24 2 nights · leave Sun
    $227 +86% vs usual
    Frontier Airlines Nonstop · 1h 38m
    Book
  • Nov 23 – 26 3 nights · leave Mon
    $244 +100% vs usual
    Frontier Airlines Nonstop · 1h 38m
    Book

Prices change often. The booking site shows the final price before you pay. Other dates? Set an alert

Things to do in Las Vegas

One Go City pass for High Roller observation wheel, The STRAT tower, The Mob Museum and more

More things to do in Las Vegas →

Go City prices checked Oct 23, 2026; the final price is on Go City. Partner links: we may earn a commission if you book, at no extra cost to you.

Plan the rest of your trip

Las Vegas · Feb 16 – 20, 2027

Airport transfer · Kiwitaxi

Partner links: we may earn a commission if you book, at no extra cost to you.

Good to know

Nonstop flights Nonstop from $43 60% of the 10 date combinations we track are nonstop.
Airline Frontier Airlines Every cheap fare we track on this route is on Frontier Airlines.
Most expensive month September Cheapest round trip that month is $390, vs $43 in the cheapest month.

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San Francisco to Las Vegas: questions

How much does a flight from San Francisco to Las Vegas cost?

The cheapest round trip we have found right now is $43, leaving February 16 and returning February 20. The usual price on this route is about $122, so this fare is 65% less. Prices are per person, economy, in USD.

What is the cheapest month to fly from San Francisco to Las Vegas?

February 2027, with round trips from $43. The most expensive month in our data is September (from $390). Based on the 6 months ahead we have prices for.

Are there nonstop flights from San Francisco to Las Vegas?

Yes. Nonstop from $43 round trip. 60% of the 10 date combinations we track are nonstop.

Which airports do San Francisco to Las Vegas flights use?

San Francisco airports include San Francisco International (SFO). Las Vegas airports include McCarran International (LAS). The prices on this page cover every airport in both cities (SFO and LAS are the city codes).

About this route

We track round-trip economy fares from San Francisco (United States) to Las Vegas (United States) using Travelpayouts / Aviasales data. The cheapest round trip we've found is $43, departing February 16 and returning February 20 on a nonstop flight, about 65% below the usual $122. Right now we're following 10 upcoming date combinations on this route. The cheapest month to fly in our data is February, from $43. Prices are per person and were correct when found; the final price is set by the airline or booking site when you book.

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