$203 Cheap United flights Williston (XWA) to Las Vegas (LAS)

View $203 flight on Tue, Oct 28, 2025Opens in a new window

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$203 Cheap United flights Williston (XWA) to Las Vegas (LAS)

Prices were available within the past 7 days and start at $203 for one-way flights and $248 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Aug 25 - Wed, Sep 3
XWA
Williston
LAS
Las Vegas
$248 Roundtrip, found 11 hours ago
$248
Roundtrip
found 11 hours ago
Select United flight, departing Mon, Aug 25 from Williston to Las Vegas, returning Wed, Sep 3, priced at $248 found 11 hours ago
United
Mon, Aug 25 - Wed, Sep 3
XWA
Williston
LAS
Las Vegas
$254 Roundtrip, found 11 hours ago
$254
Roundtrip
found 11 hours ago
Select United flight, departing Mon, Aug 25 from Williston to Las Vegas, returning Wed, Sep 3, priced at $254 found 11 hours ago
United
Mon, Aug 25 - Tue, Sep 2
XWA
Williston
LAS
Las Vegas
$259 Roundtrip, found 2 days ago
$259
Roundtrip
found 2 days ago
Select United flight, departing Mon, Aug 25 from Williston to Las Vegas, returning Tue, Sep 2, priced at $259 found 2 days ago
United
Sat, Aug 9 - Sat, Aug 16
XWA
Williston
LAS
Las Vegas
$269 Roundtrip, found 6 days ago
$269
Roundtrip
found 6 days ago
Select United flight, departing Sat, Aug 9 from Williston to Las Vegas, returning Sat, Aug 16, priced at $269 found 6 days ago
United
Mon, Aug 25 - Wed, Sep 3
XWA
Williston
LAS
Las Vegas
$274 Roundtrip, found 11 hours ago
$274
Roundtrip
found 11 hours ago
Select United flight, departing Mon, Aug 25 from Williston to Las Vegas, returning Wed, Sep 3, priced at $274 found 11 hours ago
United
Mon, Aug 25 - Wed, Sep 3
XWA
Williston
LAS
Las Vegas
$279 Roundtrip, found 11 hours ago
$279
Roundtrip
found 11 hours ago
Select United flight, departing Mon, Aug 25 from Williston to Las Vegas, returning Wed, Sep 3, priced at $279 found 11 hours ago
Flights from Williston (XWA) to Las Vegas (LAS)
Origin airport
Basin Intl.
Destination airport
Harry Reid Intl.
Airlines serving
Delta, Sun Country Airlines, United
Popular airline
United
Distance
1021 mi

Frequently asked questions

How much is a United Airlines flight from Basin Intl. Airport (XWA) to Harry Reid Intl. Airport (LAS)?
Finding cheap one-way United Airlines flights from XWA to LAS from $203 on Expedia is easy — just filter by "Price (lowest to highest)." Or check out our budget-friendly return fares from $248 for your next exciting vacation.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from XWA to LAS with United Airlines?
Look for round-trip or one-way flights to Las Vegas in January or June. You could find cheaper fares with United Airlines during these quieter months.
What is the cheapest time to book flights from Basin Intl. Airport (XWA) to Harry Reid Intl. Airport (LAS) with United Airlines?
Start searching one to three months ahead of your departure date to score cheaper fares on United Airlines flights from Basin Intl. Airport (XWA) to Harry Reid Intl. Airport (LAS). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing right, and you can enjoy significant savings on domestic trips.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Basin Intl. Airport (XWA) to Harry Reid Intl. Airport (LAS)?
To see if there's a direct trip from XWA to LAS with United Airlines or any other carriers, check the "Nonstop" box when looking for flights.
What is the earliest United Airlines flight from XWA to LAS?
Filter your results by "Morning" and "Early Morning" to browse the earliest departures from XWA to LAS. Heading off early means flight cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Las Vegas?
United Airlines flights from Basin Intl. Airport (XWA) to Las Vegas land at Harry Reid Intl. Airport (LAS). This is the main entry point to this destination.
Why fly with United Airlines from XWA to LAS?
A rewarding loyalty program and the chance to rack up points through United Mileage Plus are the start of the reasons to travel from XWA to LAS with United Airlines. Plus, when you sign up to our One Key™ program, you can receive OneKeyCash™* on top of any airline loyalty program earnings. It's yours to spend on your next adventure.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my United Airlines flight from Basin Intl. Airport (XWA) to Harry Reid Intl. Airport (LAS)?
Depending on the ticket type you purchased, a fee typically applies if you modify or cancel your booking more than 24 hours after it's confirmed. To find flexible fares, select our "Changes included" or "No cancel fee" filter when you look for flights. For more information on changing or canceling your reservation, visit "Trips," select your flight and tick "Manage Booking."

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