Which airlines fly to Williston?

United Airlines and Delta are the most popular airlines that fly from United States to Williston on a routine basis, according to our data. You should be able to find flights to Williston with these airlines and other airlines flying from United States.

Delta Flights to Williston

20 Delta flights head to Williston on average each week. Most will be flying from Minneapolis St Paul to Williston, the most popular route that Delta operates to Williston. Prices vary based on when and where you fly from - the cheapest Delta flight to Williston found in the past 3 days on momondo was $258, departing from Atlanta Hartsfield-Jackson. Delta is the most popular choice on momondo for this route and has been scored 7.9/10 by 8,007 of our users.

United Airlines Flights to Williston

United Airlines flies to Williston 22 times per week usually, making it a popular airline to fly with, particularly when heading to Williston from Denver Intl. United Airlines (rating: 7.4, 9,017 reviews) varies in price depending on when and where you want to fly to Williston from. The best United Airlines ticket price found on momondo to Williston was from Denver Intl ($199 round-trip).

$147 Cheap Flights to Williston in 2025/26

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Find the cheapest flights from the United States to Williston

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Cheap round-trip flights

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7:10 pm - 10:09 pmDEN-XWA

1h 59mnonstop

6:20 pm - 7:34 pmXWA-DEN

2h 14mnonstop

$264United Airlines

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Wed, Nov 26 - Sun, Nov 30

9:00 am - 4:27 pmMSP-XWA

7h 27m1 stop

2:55 pm - 8:43 pmXWA-MSP

5h 48m1 stop

$321United Airlines

Find Deal

Wed, Dec 10 - Mon, Jan 5

7:45 am - 10:49 amDEN-XWA

2h 04mnonstop

6:22 pm - 7:40 pmXWA-DEN

2h 18mnonstop

$360United Airlines

Find Deal

Mon, Dec 22 - Sat, Dec 27

10:29 pm - 1:33 pmDEN-XWA

14h 04m1 stop

2:25 pm - 3:58 amXWA-DEN

14h 33m1 stop

$375Multiple Airlines

Find Deal

Wed, Nov 26 - Sun, Nov 30

11:15 am - 6:54 pmMSP-XWA

7h 39m1 stop

6:22 pm - 10:23 amXWA-MSP

16h 01m2 stops

$401United Airlines

Find Deal

Wed, Dec 10 - Mon, Jan 5

7:40 am - 11:58 pmMSP-XWA

16h 18m3 stops

11:28 am - 4:38 pmXWA-MSP

5h 10m1 stop

$462United Airlines

Find Deal

Wed, Dec 10 - Mon, Jan 5

11:36 am - 5:31 pmMSP-XWA

5h 55m1 stop

6:20 pm - 11:44 pmXWA-MSP

5h 24m1 stop

$479United Airlines

Find Deal

Sun, Nov 23 - Fri, Nov 28

10:00 am - 12:03 pmMSP-XWA

2h 03mnonstop

3:38 pm - 5:39 pmXWA-MSP

2h 01mnonstop

$495Delta

Find Deal

Mon, Dec 1 - Fri, Dec 5

5:04 pm - 10:49 amMSP-XWA

17h 45m1 stop

3:00 pm - 9:13 pmXWA-MSP

6h 13m1 stop

$531United Airlines

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Sat, Dec 20 - Sat, Jan 10

8:30 pm - 10:42 pmMSP-XWA

2h 12mnonstop

3:38 pm - 5:40 pmXWA-MSP

2h 02mnonstop

$695Delta

Find Deal

Sun, Nov 23 - Fri, Nov 28

Fly from

Route

Depart

Return

Price

DenverWilliston

DEN - XWA

DENXWA

Denver Intl

Wed 11/26

7:10 pm-10:09 pm

Nonstop1h 59m

Williston Basin Intl

Sun 11/30

6:20 pm-7:34 pm

Nonstop2h 14m

$264

MinneapolisWilliston

MSP - XWA

MSPXWA

Minneapolis St Paul

Wed 12/10

9:00 am-4:27 pm

1 stop7h 27m

Williston Basin Intl

Mon 1/5

2:55 pm-8:43 pm

1 stop5h 48m

$321

DenverWilliston

DEN - XWA

DENXWA

Denver Intl

Mon 12/22

7:45 am-10:49 am

Nonstop2h 04m

Williston Basin Intl

Sat 12/27

6:22 pm-7:40 pm

Nonstop2h 18m

$360

DenverWilliston

DEN - XWA

DENXWA

Denver Intl

Wed 11/26

10:29 pm-1:33 pm

1 stop14h 04m

Williston Basin Intl

Sun 11/30

2:25 pm-3:58 am

1 stop14h 33m

$375

MinneapolisWilliston

MSP - XWA

MSPXWA

Minneapolis St Paul

Wed 12/10

11:15 am-6:54 pm

1 stop7h 39m

Williston Basin Intl

Mon 1/5

6:22 pm-10:23 am

2 stops16h 01m

$401

MinneapolisWilliston

MSP - XWA

MSPXWA

Minneapolis St Paul

Wed 12/10

7:40 am-11:58 pm

3 stops16h 18m

Williston Basin Intl

Mon 1/5

11:28 am-4:38 pm

1 stop5h 10m

$462

MinneapolisWilliston

MSP - XWA

MSPXWA

Minneapolis St Paul

Sun 11/23

11:36 am-5:31 pm

1 stop5h 55m

Williston Basin Intl

Fri 11/28

6:20 pm-11:44 pm

1 stop5h 24m

$479

MinneapolisWilliston

MSP - XWA

MSPXWA

Minneapolis St Paul

Mon 12/1

10:00 am-12:03 pm

Nonstop2h 03m

Williston Basin Intl

Fri 12/5

3:38 pm-5:39 pm

Nonstop2h 01m

$495

MinneapolisWilliston

MSP - XWA

MSPXWA

Minneapolis St Paul

Sat 12/20

5:04 pm-10:49 am

1 stop17h 45m

Williston Basin Intl

Sat 1/10

3:00 pm-9:13 pm

1 stop6h 13m

$531

MinneapolisWilliston

MSP - XWA

MSPXWA

Minneapolis St Paul

Sun 11/23

8:30 pm-10:42 pm

Nonstop2h 12m

Williston Basin Intl

Fri 11/28

3:38 pm-5:40 pm

Nonstop2h 02m

$695

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Williston flights insights and trends

Explore insights for your Williston flight to craft the best travel plan

What is the absolute cheapest flight to Williston?

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What is the cheapest day to depart on your flight to Williston?

The cheapest day to depart from United States to Williston is on a Friday when prices can be found for as low as $442. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from United States to Williston for around $631.

What is the cheapest time of day to depart on your flight to Williston?

According to our data, the cheapest time of day to fly to Williston is in the afternoon. momondo users have found flights departing from United States to Williston in the afternoon for as low as $483. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $603 on average. Flights to Williston from United States in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

Cheap Williston flight deals and tips

Summary info about Williston flight prices, duration and airlines

Best One-Way Price	$147
Best Round-Trip Price	$264
Fastest flight time	1h 58m

The best one-way flight price to Williston from United States in the last 72 hours is $147 (Denver Intl to Williston Basin Intl).

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The best round-trip flight price to Williston from United States in the last 72 hours is $264 (Denver Intl to Williston Basin Intl).

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The fastest flight to Williston from United States takes 1h 58m (Denver Intl to Williston Basin Intl).

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Frequently asked questions about flying to Williston

Is there an alternative airport near Williston?

Finding an alternative and possibly cheaper destination airport near Williston is possible. If you are planning a flight to Williston, consider booking flights to Sidney Richland Municipal Airport (40 mi from Williston city center), Glendive Mont Dawson Airport (89 mi from Williston city center) or Wolf Point Airport (90 mi from Williston city center).

Is there a cheaper alternative to flying into Williston?

Prices vary based on where travelers are departing from, but on average, the cheapest airport to fly to in Williston is Sidney Richland Municipal Airport where the average price is $77. Users typically find the best prices when using momondo’s Airport-to-Airport Pricing Tool.

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

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

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

There are 2 operators available for flights to Williston Basin Intl Airport as of November 2025.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to Williston Basin Intl Airport.

What documentation or ID do you need to fly to Williston Basin Intl Airport?

The travel and health documents required for your trip to Williston Basin Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Williston Basin Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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Why use momondo?

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

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

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

Flights to Williston with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights to Williston?

Once all potential Williston flight options are in front of you momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Williston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.