$274 Cheap Flights from Fort Smith (FSM) to Las Vegas (LAS)

View $274 flight on Tue, Dec 30, 2025Opens in a new window

Popular airlines from Fort Smith, AR (FSM-Fort Smith Regional) to Harry Reid Intl. Airport (LAS)

Cheap Flights from Fort Smith to Las Vegas (FSM-LAS)

Prices were available within the past 7 days and start at $274 for one-way flights and $279 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Dec 15 - Sat, Dec 20
FSM
Fort Smith
LAS
Las Vegas
$279 Roundtrip, found 19 hours ago
$279
Roundtrip
found 19 hours ago
Select American Airlines flight, departing Mon, Dec 15 from Fort Smith to Las Vegas, returning Sat, Dec 20, priced at $279 found 19 hours ago
American Airlines
Thu, Nov 13 - Thu, Nov 20
FSM
Fort Smith
LAS
Las Vegas
$304 Roundtrip, found 1 day ago
$304
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Nov 13 from Fort Smith to Las Vegas, returning Thu, Nov 20, priced at $304 found 1 day ago
American Airlines
Mon, Dec 15 - Sat, Dec 20
FSM
Fort Smith
LAS
Las Vegas
$314 Roundtrip, found 4 days ago
$314
Roundtrip
found 4 days ago
Select American Airlines flight, departing Mon, Dec 15 from Fort Smith to Las Vegas, returning Sat, Dec 20, priced at $314 found 4 days ago
American Airlines
Thu, Dec 18 - Sun, Dec 21
FSM
Fort Smith
LAS
Las Vegas
$324 Roundtrip, found 5 days ago
$324
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, Dec 18 from Fort Smith to Las Vegas, returning Sun, Dec 21, priced at $324 found 5 days ago
American Airlines
Wed, Aug 19 - Tue, Aug 25
FSM
Fort Smith
LAS
Las Vegas
$349 Roundtrip, found 5 days ago
$349
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Aug 19 from Fort Smith to Las Vegas, returning Tue, Aug 25, priced at $349 found 5 days ago
American Airlines
Fri, May 1 - Sat, May 2
FSM
Fort Smith
LAS
Las Vegas
$353 Roundtrip, found 2 days ago
$353
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, May 1 from Fort Smith to Las Vegas, returning Sat, May 2, priced at $353 found 2 days ago
American Airlines
Sun, Jan 18 - Tue, Feb 3
FSM
Fort Smith
LAS
Las Vegas
$359 Roundtrip, found 13 hours ago
$359
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Sun, Jan 18 from Fort Smith to Las Vegas, returning Tue, Feb 3, priced at $359 found 13 hours ago
American Airlines
Sun, Jan 18 - Mon, Feb 2
FSM
Fort Smith
LAS
Las Vegas
$364 Roundtrip, found 13 hours ago
$364
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Sun, Jan 18 from Fort Smith to Las Vegas, returning Mon, Feb 2, priced at $364 found 13 hours ago
American Airlines
Sat, Dec 6 - Wed, Dec 10
FSM
Fort Smith
LAS
Las Vegas
$369 Roundtrip, found 2 days ago
$369
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Dec 6 from Fort Smith to Las Vegas, returning Wed, Dec 10, priced at $369 found 2 days ago
American Airlines
Mon, Nov 17 - Sat, Nov 22
FSM
Fort Smith
LAS
Las Vegas
$374 Roundtrip, found 4 days ago
$374
Roundtrip
found 4 days ago
Select American Airlines flight, departing Mon, Nov 17 from Fort Smith to Las Vegas, returning Sat, Nov 22, priced at $374 found 4 days ago

Find the cheapest month to fly from Fort Smith (FSM) to Las Vegas (LAS)

January is typically the cheapest month to fly

From $278 - $598 per traveler.

Frequently asked questions

How much does a flight from Fort Smith Regional Airport (FSM) to Harry Reid Intl. Airport (LAS) cost?
Snag a cheap one-way flight from $274 or cheap return flight from $279 from Fort Smith Regional Airport (FSM) 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 Fort Smith Regional Airport (FSM) to Harry Reid Intl. Airport (LAS)?
December is the cheapest month to fly from FSM to LAS. Traveling outside of peak seasons is often the key to better flight prices.
What is the cheapest airline that flies from Fort Smith Regional Airport (FSM) to Harry Reid Intl. Airport (LAS)?
To find the cheapest airline that'll fly you from FSM to LAS, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Fort Smith Regional Airport (FSM) to Harry Reid Intl. Airport (LAS)?
Direct flights from Fort Smith Regional Airport (FSM) to Harry Reid Intl. Airport (LAS) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from FSM to LAS?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Fort Smith Regional Airport (FSM) to Harry Reid Intl. Airport (LAS)?
Choose a flight from Fort Smith Regional Airport (FSM) to Harry Reid Intl. Airport (LAS) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures after this time are on average 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.
Is it cheaper to buy a plane ticket from Fort Smith Regional Airport (FSM) to Harry Reid Intl. Airport (LAS) last-minute?
Last-minute fares from FSM to LAS are typically more expensive. To lock in the lowest prices, start searching for flights ahead of time. That said, if you're flexible with your travel dates, it's possible to land a cheap ticket just before your departure.
Is it cheaper to book a FSM to LAS flight and hotel package?
Compared with arranging hotels and flights separately, booking a FSM to LAS flight and hotel package with Expedia could lead to significant savings. Better still, managing everything in one place takes the hassle out of planning your trip. Just secure your flights and select from our wide range of hotels, then tailor your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Fort Smith Regional Airport (FSM) to Harry Reid Intl. Airport (LAS)?
In most instances, you can reschedule or cancel your FSM to LAS flight. However, there may be additional charges, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you want more information, go to our Customer Service portal.

Travel information

Origin airport
Fort Smith Regional
Destination airport
Harry Reid Intl.
Airlines serving
American Airlines
Roundtrip price
$278
Distance
1164 mi

Book with confidence

Fort Smith to Las Vegas Flights

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

 

The best time to book a flight from Fort Smith to Las Vegas

Sunday is one of the best days to book for cheap flights from Fort Smith 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 Fort Smith 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 Fort Smith to Las Vegas in 2025. You can also book with separate airlines for your outbound and return journeys, from $274 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 Fort Smith 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 Fort Smith 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.

 

Fort Smith to Las Vegas Flights

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*Available to One Key members.