$120 Cheap Flights from Sun Valley (SUN) to Las Vegas (LAS)

View $120 flight on Tue, Mar 3, 2026Opens in a new window

Popular airlines from Sun Valley, ID (SUN-Friedman Memorial) to Harry Reid Intl. Airport (LAS)

Cheap Flights from Sun Valley to Las Vegas (SUN-LAS)

Prices were available within the past 7 days and start at $120 for one-way flights and $240 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, Mar 3 - Tue, Mar 17
SUN
Sun Valley
LAS
Las Vegas
$240 Roundtrip, found 6 hours ago
$240
Roundtrip
found 6 hours ago
Select Alaska Airlines flight, departing Tue, Mar 3 from Sun Valley to Las Vegas, returning Tue, Mar 17, priced at $240 found 6 hours ago
Hawaiian Airlines
Wed, Jan 7 - Thu, Jan 8
SUN
Sun Valley
LAS
Las Vegas
$240 Roundtrip, found 1 day ago
$240
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Wed, Jan 7 from Sun Valley to Las Vegas, returning Thu, Jan 8, priced at $240 found 1 day ago
United
Tue, Mar 3 - Tue, Mar 17
SUN
Sun Valley
LAS
Las Vegas
$241 Roundtrip, found 6 hours ago
$241
Roundtrip
found 6 hours ago
Select United flight, departing Tue, Mar 3 from Sun Valley to Las Vegas, returning Tue, Mar 17, priced at $241 found 6 hours ago
Delta
Mon, Dec 1 - Fri, Dec 5
SUN
Sun Valley
LAS
Las Vegas
$254 Roundtrip, found 2 days ago
$254
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Dec 1 from Sun Valley to Las Vegas, returning Fri, Dec 5, priced at $254 found 2 days ago
United
Fri, Dec 5 - Sun, Dec 7
SUN
Sun Valley
LAS
Las Vegas
$258 Roundtrip, found 5 days ago
$258
Roundtrip
found 5 days ago
Select United flight, departing Fri, Dec 5 from Sun Valley to Las Vegas, returning Sun, Dec 7, priced at $258 found 5 days ago
Delta
Wed, Dec 3 - Tue, Dec 9
SUN
Sun Valley
LAS
Las Vegas
$259 Roundtrip, found 1 day ago
$259
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Dec 3 from Sun Valley to Las Vegas, returning Tue, Dec 9, priced at $259 found 1 day ago
United
Fri, Jan 9 - Sun, Jan 11
SUN
Sun Valley
LAS
Las Vegas
$265 Roundtrip, found 5 days ago
$265
Roundtrip
found 5 days ago
Select United flight, departing Fri, Jan 9 from Sun Valley to Las Vegas, returning Sun, Jan 11, priced at $265 found 5 days ago
Delta
Wed, Dec 3 - Tue, Dec 9
SUN
Sun Valley
LAS
Las Vegas
$267 Roundtrip, found 1 day ago
$267
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Dec 3 from Sun Valley to Las Vegas, returning Tue, Dec 9, priced at $267 found 1 day ago
United
Fri, Jan 9 - Sun, Jan 11
SUN
Sun Valley
LAS
Las Vegas
$271 Roundtrip, found 5 days ago
$271
Roundtrip
found 5 days ago
Select United flight, departing Fri, Jan 9 from Sun Valley to Las Vegas, returning Sun, Jan 11, priced at $271 found 5 days ago
American Airlines
Tue, Mar 3 - Tue, Mar 17
SUN
Sun Valley
LAS
Las Vegas
$383 Roundtrip, found 6 hours ago
$383
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Tue, Mar 3 from Sun Valley to Las Vegas, returning Tue, Mar 17, priced at $383 found 6 hours ago

Frequently asked questions

How much does a flight from Friedman Memorial Airport (SUN) to Harry Reid Intl. Airport (LAS) cost?
Snag a cheap one-way flight from $120 or cheap return flight from $240 from Friedman Memorial Airport (SUN) to Harry Reid Intl. Airport (LAS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Friedman Memorial Airport (SUN) to Harry Reid Intl. Airport (LAS)?
Traveling in March may help you find better deals, as it's the cheapest month for flights between SUN and LAS. You'll typically find the lowest prices during the off-season.
What is the cheapest airline that flies from Friedman Memorial Airport (SUN) to Harry Reid Intl. Airport (LAS)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest SUN to LAS flight.
How many flights per day from Friedman Memorial Airport (SUN) to Harry Reid Intl. Airport (LAS)?
Direct flights from Friedman Memorial Airport (SUN) to Harry Reid Intl. Airport (LAS) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SUN to LAS?
Usually you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can vary depending on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Friedman Memorial Airport (SUN) to Harry Reid Intl. Airport (LAS)?
To avoid possible delays on the Friedman Memorial Airport (SUN) to Harry Reid Intl. Airport (LAS) route, travel before 3 PM. Later departures have a 22% higher chance of being 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.
Is it cheaper to buy a plane ticket from Friedman Memorial Airport (SUN) to Harry Reid Intl. Airport (LAS) last-minute?
Holding off until right before your break to book your flight from SUN to LAS generally means paying more. While you may come across some last-minute offers, there's no guarantee. Be flexible with your itinerary for the best chance of landing a bargain.
Is it cheaper to book a SUN to LAS flight and hotel package?
You can save money by securing a SUN to LAS flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've chosen your ideal accommodations and flights, consider adding extras like activities, car rentals and tours.
Can I cancel or change the date of my flight from Friedman Memorial Airport (SUN) to Harry Reid Intl. Airport (LAS)?
If you reserved your SUN to LAS flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond 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.

Travel information

Origin airport
Friedman Memorial
Destination airport
Harry Reid Intl.
Airlines serving
Alaska Airlines, Delta, United
Roundtrip price
$240
Distance
514 mi

Book with confidence

Sun Valley to Las Vegas Flights

The cheapest times to fly from Sun Valley 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 Sun Valley to Las Vegas are during the month of March. You can find some of the cheapest flights from Sun Valley to Las Vegas with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sun Valley to Las Vegas

Sunday is one of the best days to book for cheap flights from Sun Valley 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 Sun Valley 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 Sun Valley to Las Vegas in 2025. You can also book with separate airlines for your outbound and return journeys, from $120 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 Sun Valley 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 Sun Valley 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.

 

Sun Valley to Las Vegas Flights

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*Available to One Key members.