What is the cheapest airline that flies from Williston Basin Intl to United States?

United Airlines is the most popular carrier operating from Williston Basin Intl to United States

How many flights depart from Williston to United States on average per week?

29 flights are operational weekly from Williston to United States as of November 2026. The most popular departure day for this route is Sun, with 21% of flights per week taking off on this day.

When did momondo last update prices for flights from Williston Basin Intl Airport to United States?

Prices for flights from Williston Basin Intl Airport to United States are refreshed on a daily basis.

How many operators does momondo search for flights from Williston Basin Intl Airport to United States?

As of November 2026, there are 3 operators available to choose from for flights from Williston Basin Intl Airport to United States.

How old do you have to be to fly from Williston Basin Intl Airport to United States?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Williston Basin Intl Airport to United States.

What documentation or ID do you need to fly to United States?

The necessary travel and health documents for your United States trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$218 Cheap Flights from Williston to the United States in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Williston to the United States

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:30 pm - 3:26 pmXWA Williston Basin Intl-LAS Las Vegas Harry Reid Intl

2h 56mnonstop

8:55 am - 1:30 pmLAS Las Vegas Harry Reid Intl-XWA Williston Basin Intl

2h 35mnonstop

$218Sun Country Air

Thu, Nov 26 - Thu, Dec 3

2:10 pm - 3:06 pmXWA Williston Basin Intl-LAS Las Vegas Harry Reid Intl

2h 56mnonstop

8:55 am - 1:30 pmLAS Las Vegas Harry Reid Intl-XWA Williston Basin Intl

2h 35mnonstop

$220Sun Country Air

Sun, Nov 22 - Thu, Nov 26

2:30 pm - 3:26 pmXWA Williston Basin Intl-LAS Las Vegas Harry Reid Intl

2h 56mnonstop

8:55 am - 1:30 pmLAS Las Vegas Harry Reid Intl-XWA Williston Basin Intl

2h 35mnonstop

$220Sun Country Air

Thu, Nov 19 - Thu, Nov 26

2:30 pm - 3:26 pmXWA Williston Basin Intl-LAS Las Vegas Harry Reid Intl

2h 56mnonstop

8:55 am - 1:30 pmLAS Las Vegas Harry Reid Intl-XWA Williston Basin Intl

2h 35mnonstop

$240Sun Country Air

Thu, Nov 19 - Thu, Nov 26

11:20 am - 12:37 pmXWA Williston Basin Intl-DEN Denver Intl

2h 17mnonstop

10:01 am - 1:03 pmDEN Denver Intl-XWA Williston Basin Intl

2h 02mnonstop

$339United Airlines

Thu, Nov 26 - Fri, Nov 27

6:26 pm - 7:43 pmXWA Williston Basin Intl-DEN Denver Intl

2h 17mnonstop

10:01 am - 1:03 pmDEN Denver Intl-XWA Williston Basin Intl

2h 02mnonstop

$359United Airlines

Mon, Nov 23 - Fri, Nov 27

3:25 pm - 8:42 pmXWA Williston Basin Intl-LAS Las Vegas Harry Reid Intl

7h 17m1 stop Denver Intl

5:15 am - 1:04 pmLAS Las Vegas Harry Reid Intl-XWA Williston Basin Intl

5h 49m1 stop Denver Intl

$368United Airlines

Sat, Jan 23 - Wed, Jan 27

2:10 pm - 12:54 amXWA Williston Basin Intl-DEN Denver Intl

11h 44m1 stop Las Vegas Harry Reid Intl

6:42 am - 1:30 pmDEN Denver Intl-XWA Williston Basin Intl

5h 48m1 stop Las Vegas Harry Reid Intl

$594Multiple Airlines

Sun, Nov 22 - Thu, Nov 26

2:10 pm - 8:09 amXWA Williston Basin Intl-DEN Denver Intl

18h 59m2 stops Las Vegas Harry Reid Intl Salt Lake City

6:42 am - 1:30 pmDEN Denver Intl-XWA Williston Basin Intl

5h 48m1 stop Las Vegas Harry Reid Intl

$666Multiple Airlines

Sun, Nov 22 - Thu, Nov 26

2:10 pm - 8:50 amXWA Williston Basin Intl-DEN Denver Intl

19h 40m2 stops Las Vegas Harry Reid Intl Dallas/Fort Worth

10:50 pm - 1:40 pmDEN Denver Intl-XWA Williston Basin Intl

13h 50m1 stop Las Vegas Harry Reid Intl

$770Multiple Airlines

Sun, Nov 22 - Sat, Nov 28

Cheap last minute flights

Enter your travel dates to find the best prices.

2:30 pm - 3:26 pmXWA Williston Basin Intl-LAS Las Vegas Harry Reid Intl

2h 56mnonstop

8:35 am - 1:10 pmLAS Las Vegas Harry Reid Intl-XWA Williston Basin Intl

2h 35mnonstop

$240Sun Country Air

Sun, Nov 15 - Sun, Nov 22

6:26 pm - 7:43 pmXWA Williston Basin Intl-DEN Denver Intl

2h 17mnonstop

7:40 am - 10:42 amDEN Denver Intl-XWA Williston Basin Intl

2h 02mnonstop

$414United Airlines

Fri, Nov 13 - Fri, Nov 20

6:26 pm - 11:59 pmXWA Williston Basin Intl-DFW Dallas/Fort Worth

5h 33m1 stop Denver Intl

5:45 am - 10:42 amDFW Dallas/Fort Worth-XWA Williston Basin Intl

4h 57m1 stop Denver Intl

$473United Airlines

Tue, Nov 10 - Tue, Nov 24

2:30 pm - 5:18 amXWA Williston Basin Intl-DFW Dallas/Fort Worth

14h 48m1 stop Las Vegas Harry Reid Intl

6:15 am - 1:30 pmDFW Dallas/Fort Worth-XWA Williston Basin Intl

7h 15m1 stop Las Vegas Harry Reid Intl

$649Multiple Airlines

Sun, Nov 15 - Thu, Nov 19

6:26 pm - 11:59 pmXWA Williston Basin Intl-DFW Dallas/Fort Worth

5h 33m1 stop Denver Intl

7:00 am - 5:51 pmDFW Dallas/Fort Worth-XWA Williston Basin Intl

34h 51m3 stops Houston George Bush Intcntl Fort Lauderdale Denver Intl

$782United Airlines

Tue, Nov 10 - Tue, Nov 24

6:26 pm - 11:59 pmXWA Williston Basin Intl-DFW Dallas/Fort Worth

5h 33m1 stop Denver Intl

5:25 pm - 10:42 amDFW Dallas/Fort Worth-XWA Williston Basin Intl

17h 17m2 stops Houston George Bush Intcntl Denver Intl

$832United Airlines

Tue, Nov 10 - Tue, Nov 24

6:26 pm - 9:55 pmXWA Williston Basin Intl-LAS Las Vegas Harry Reid Intl

5h 29m1 stop Denver Intl

5:15 am - 1:03 pmLAS Las Vegas Harry Reid Intl-XWA Williston Basin Intl

5h 48m1 stop Denver Intl

$897United Airlines

Sun, Nov 15 - Sun, Nov 22

6:26 pm - 9:55 pmXWA Williston Basin Intl-LAS Las Vegas Harry Reid Intl

5h 29m1 stop Denver Intl

6:10 pm - 10:42 amLAS Las Vegas Harry Reid Intl-XWA Williston Basin Intl

14h 32m2 stops San Francisco Denver Intl

$901United Airlines

Sun, Nov 15 - Sun, Nov 22

6:26 pm - 9:55 pmXWA Williston Basin Intl-LAS Las Vegas Harry Reid Intl

5h 29m1 stop Denver Intl

6:45 am - 10:42 amLAS Las Vegas Harry Reid Intl-XWA Williston Basin Intl

25h 57m3 stops Chicago O'Hare Intl Kansas City Denver Intl

$983United Airlines

Sun, Nov 15 - Sun, Nov 22

1:38 pm - 11:41 pmXWA Williston Basin Intl-EWR Newark

9h 03m1 stop Denver Intl

6:00 am - 1:03 pmEWR Newark-XWA Williston Basin Intl

8h 03m1 stop Denver Intl

$984United Airlines

Sat, Nov 14 - Mon, Nov 16

Cheap direct flights

Enter your travel dates to find the best prices.

2:30 pm - 3:26 pmXWA Williston Basin Intl-LAS Las Vegas Harry Reid Intl

2h 56mnonstop

8:55 am - 1:30 pmLAS Las Vegas Harry Reid Intl-XWA Williston Basin Intl

2h 35mnonstop

$218Sun Country Air

Thu, Nov 26 - Thu, Dec 3

2:30 pm - 3:26 pmXWA Williston Basin Intl-LAS Las Vegas Harry Reid Intl

2h 56mnonstop

8:55 am - 1:30 pmLAS Las Vegas Harry Reid Intl-XWA Williston Basin Intl

2h 35mnonstop

$220Sun Country Air

Thu, Nov 19 - Thu, Nov 26

2:10 pm - 3:06 pmXWA Williston Basin Intl-LAS Las Vegas Harry Reid Intl

2h 56mnonstop

8:55 am - 1:30 pmLAS Las Vegas Harry Reid Intl-XWA Williston Basin Intl

2h 35mnonstop

$220Sun Country Air

Sun, Nov 22 - Thu, Nov 26

2:30 pm - 3:26 pmXWA Williston Basin Intl-LAS Las Vegas Harry Reid Intl

2h 56mnonstop

8:55 am - 1:30 pmLAS Las Vegas Harry Reid Intl-XWA Williston Basin Intl

2h 35mnonstop

$240Sun Country Air

Thu, Nov 19 - Thu, Nov 26

11:20 am - 12:37 pmXWA Williston Basin Intl-DEN Denver Intl

2h 17mnonstop

10:01 am - 1:03 pmDEN Denver Intl-XWA Williston Basin Intl

2h 02mnonstop

$339United Airlines

Thu, Nov 26 - Fri, Nov 27

6:26 pm - 7:43 pmXWA Williston Basin Intl-DEN Denver Intl

2h 17mnonstop

10:01 am - 1:03 pmDEN Denver Intl-XWA Williston Basin Intl

2h 02mnonstop

$359United Airlines

Mon, Nov 23 - Fri, Nov 27

3:30 pm - 4:40 pmXWA Williston Basin Intl-DEN Denver Intl

2h 10mnonstop

10:03 am - 1:05 pmDEN Denver Intl-XWA Williston Basin Intl

2h 02mnonstop

$439United Airlines

Tue, Feb 23 - Wed, Mar 3

6:26 pm - 7:43 pmXWA Williston Basin Intl-DEN Denver Intl

2h 17mnonstop

10:01 am - 1:06 pmDEN Denver Intl-XWA Williston Basin Intl

2h 05mnonstop

$449United Airlines

Sun, Nov 22 - Thu, Nov 26

6:26 pm - 7:43 pmXWA Williston Basin Intl-DEN Denver Intl

2h 17mnonstop

10:01 am - 1:03 pmDEN Denver Intl-XWA Williston Basin Intl

2h 02mnonstop

$516United Airlines

Sun, Nov 22 - Sat, Nov 28

11:20 am - 12:37 pmXWA Williston Basin Intl-DEN Denver Intl

2h 17mnonstop

7:20 pm - 10:23 pmDEN Denver Intl-XWA Williston Basin Intl

2h 03mnonstop

$531United Airlines

Tue, Nov 24 - Fri, Dec 4

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United Airlines flights from Williston to United States

Our best United Airlines deals on Williston to United States flight tickets

United Airlines

Nov 26

XWA11:20 amWilliston Basin Intl

2h 17m

DEN12:37 pmDenver Intl

Nov 27

DEN10:01 amDenver Intl

2h 02m

XWA1:03 pmWilliston Basin Intl

$339

United Airlines

Nov 23

XWA6:26 pmWilliston Basin Intl

2h 17m

DEN7:43 pmDenver Intl

Nov 27

DEN10:01 amDenver Intl

2h 02m

XWA1:03 pmWilliston Basin Intl

$359

United Airlines

Jan 23

XWA3:25 pmWilliston Basin Intl

7h 17m

1 stop

LAS8:42 pmLas Vegas Harry Reid Intl

Jan 27

LAS5:15 amLas Vegas Harry Reid Intl

5h 49m

1 stop

XWA1:04 pmWilliston Basin Intl

$368

Sun Country Air flights from Williston to United States

Our best Sun Country Air deals on Williston to United States flight tickets

Sun Country Air

Nov 26

XWA2:30 pmWilliston Basin Intl

2h 56m

LAS3:26 pmLas Vegas Harry Reid Intl

Dec 3

LAS8:55 amLas Vegas Harry Reid Intl

2h 35m

XWA1:30 pmWilliston Basin Intl

$218

Sun Country Air

Nov 22

XWA2:10 pmWilliston Basin Intl

2h 56m

LAS3:06 pmLas Vegas Harry Reid Intl

Nov 26

LAS8:55 amLas Vegas Harry Reid Intl

2h 35m

XWA1:30 pmWilliston Basin Intl

$220

Sun Country Air

Nov 19

XWA2:30 pmWilliston Basin Intl

2h 56m

LAS3:26 pmLas Vegas Harry Reid Intl

Nov 26

LAS8:55 amLas Vegas Harry Reid Intl

2h 35m

XWA1:30 pmWilliston Basin Intl

$240

momondo Fare Finder

Use the filters below to find and compare flights from Williston to the United States that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

WillistonLas Vegas

XWA Williston Basin Intl - LAS Las Vegas Harry Reid Intl

XWALAS

Williston Basin Intl

Thu 11/26

2:30 pm-3:26 pm

Nonstop2h 56m

Las Vegas Harry Reid Intl

Thu 12/3

8:55 am-1:30 pm

Nonstop2h 35m

$218

WillistonLas Vegas

XWA Williston Basin Intl - LAS Las Vegas Harry Reid Intl

XWALAS

Williston Basin Intl

Sun 11/22

2:10 pm-3:06 pm

Nonstop2h 56m

Las Vegas Harry Reid Intl

Thu 11/26

8:55 am-1:30 pm

Nonstop2h 35m

$220

WillistonLas Vegas

XWA Williston Basin Intl - LAS Las Vegas Harry Reid Intl

XWALAS

Williston Basin Intl

Thu 11/19

2:30 pm-3:26 pm

Nonstop2h 56m

Las Vegas Harry Reid Intl

Thu 11/26

8:55 am-1:30 pm

Nonstop2h 35m

$220

WillistonLas Vegas

XWA Williston Basin Intl - LAS Las Vegas Harry Reid Intl

XWALAS

Williston Basin Intl

Thu 11/19

2:30 pm-3:26 pm

Nonstop2h 56m

Las Vegas Harry Reid Intl

Thu 11/26

8:55 am-1:30 pm

Nonstop2h 35m

$240

Quickest round-trip

WillistonDenver

XWA Williston Basin Intl - DEN Denver Intl

XWADEN

Williston Basin Intl

Thu 11/26

11:20 am-12:37 pm

Nonstop2h 17m

Denver Intl

Fri 11/27

10:01 am-1:03 pm

Nonstop2h 02m

$339

WillistonDenver

XWA Williston Basin Intl - DEN Denver Intl

XWADEN

Williston Basin Intl

Mon 11/23

6:26 pm-7:43 pm

Nonstop2h 17m

Denver Intl

Fri 11/27

10:01 am-1:03 pm

Nonstop2h 02m

$359

WillistonLas Vegas

XWA Williston Basin Intl - LAS Las Vegas Harry Reid Intl

XWALAS

Williston Basin Intl

Sat 1/23

3:25 pm-8:42 pm

1 stop7h 17m

Las Vegas Harry Reid Intl

Wed 1/27

5:15 am-1:04 pm

1 stop5h 49m

$368

WillistonDenver

XWA Williston Basin Intl - DEN Denver Intl

XWADEN

Williston Basin Intl

Sun 11/22

2:10 pm-12:54 am

1 stop11h 44m

Denver Intl

Thu 11/26

6:42 am-1:30 pm

1 stop5h 48m

$594

WillistonDenver

XWA Williston Basin Intl - DEN Denver Intl

XWADEN

Williston Basin Intl

Sun 11/22

2:10 pm-8:09 am

2 stops18h 59m

Denver Intl

Thu 11/26

6:42 am-1:30 pm

1 stop5h 48m

$666

WillistonDenver

XWA Williston Basin Intl - DEN Denver Intl

XWADEN

Williston Basin Intl

Sun 11/22

2:10 pm-8:50 am

2 stops19h 40m

Denver Intl

Sat 11/28

10:50 pm-1:40 pm

1 stop13h 50m

$770

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Williston to United States

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to United States?

In general, October is the cheapest month to fly from Williston to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $253. If you aren’t able to travel during the month of October, then book flights to United States from Williston during January instead. Flights to United States in January, while not as cheap as those in October, still average around $328.

Can stopping save me money on Williston to United States flights?

No. A direct flight is the cheapest option for a flight between Williston to United States.

Cheap Williston to United States flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Williston to United States

Best Price Found	$289
Fastest flight time	2h 10m
Direct flights	Mon, Tue, Wed, Thu and Fri
Airports in United States	4,301 airports

The best one-way flight to United States from Williston in the past 72 hours is $289. The best round-trip flight deal from Williston to United States found on momondo in the last 72 hours is $218.

The fastest flight from Williston to United States takes 2h 10m

Direct flights go from Williston to United States on Monday, Tuesday, Wednesday, Thursday and Friday. There are no airlines offering direct flights.

There are 4,301 airports in United States. From Williston there are direct flights to Denver Intl (DEN), Las Vegas Harry Reid Intl (LAS).

Search flight deals

Frequently asked questions about flying from Williston to the United States

When did momondo last update prices for flights from Williston Basin Intl Airport to United States?
Prices for flights from Williston Basin Intl Airport to United States are refreshed on a daily basis.
How many operators does momondo search for flights from Williston Basin Intl Airport to United States?
As of November 2026, there are 3 operators available to choose from for flights from Williston Basin Intl Airport to United States.
How old do you have to be to fly from Williston Basin Intl Airport to United States?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Williston Basin Intl Airport to United States.
What documentation or ID do you need to fly to United States?
The necessary travel and health documents for your United States trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Williston to United States?
Based on momondo bookings for flights between Williston and United States, the leading plane model is Canadair (Bombardier) Regional Jet CRJ-550, making up 41.94% of the total bookings. Other popular models include Boeing 737-800 with 22.58%, Embraer 175 (Enhanced Winglets) with 12.90%, and Airbus A319 with 9.68%.

Best airlines flying from Williston to United States

Compare and see reviews for airlines that fly from Williston to United States with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $189	Free Cancellation	Rating 7.8 8,700 reviews		Search Delta flights
United Airlines	PriceFrom $273	Free Cancellation	Rating 7.3 10,476 reviews		Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Williston to United States?

Finding the right flight to United States from Williston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to United States quick and easy, saving you time and money.

Can I find flights from Williston to United States with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to United States from Williston with this policy.

How can momondo help me find flights from Williston to United States?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to United States from Williston.

I’m not ready to book a flight from Williston to United States right now. Can momondo alert me if prices change?

If you are simply researching potential flights to United States, momondo offers a useful price alert feature which will track prices for flights to United States from Williston and alert you when they change.