$145 Find Cheap Flights from Denver to Williston - Compare and Save

These are the earliest and latest flight times available from Denver to Williston:

• Earliest: departs at 7:40 am and lands at 9:40 am
• Latest: departs at 7:35 pm and lands at 9:35 pm.

The flight takes about 2h 00m.

Two cabin classes are available on flights from Denver to Williston:

• Economy Class
• First Class

A nonstop flight from Denver to Williston takes 2h 00m, covering 582 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Round-trip flights from Denver to Williston range from $239 to $516, with an average of $399 over the past 12 months. Anything below $239 counts as a good deal.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $303 round-trip via Minneapolis St Paul (MSP), compared to $399 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$80 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Canadair (Bombardier) Regional Jet CRJ-550 family is used most often on this route, operated mainly by United Airlines. Other aircraft seen on the route include Canadair (Bombardier) Regional Jet 700 variants.

Morning is the busiest departure period on Denver to Williston flights, with 50% of flights leaving in that window. Afternoon departures account for 25%, evening flights for 25%, and night flights for 0%.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $309 to $1,232. That means the highest observed fare was about 4x higher than the lowest one.

One-way fares from Denver to Williston are currently higher than usual. Average one-way flight prices are about $250, which is 14% above the typical average for this route.

Flights from Denver to Williston usually depart from Denver Intl (DEN) and arrive at Williston Basin Intl (XWA).

Most connecting flights from Denver to Williston pass through Minneapolis St Paul (MSP), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

Yes. Being flexible with your travel dates can save you up to 77% on the Denver to Williston route. Thursday is the cheapest departure day at $258 round-trip on average, while Sunday is the most expensive at $1,091, a difference of $833. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Only United Airlines operates flights between Denver and Williston.

Williston is 1 hour ahead of Denver (Central Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

Among airlines operating Denver to Williston flights:

• United Airlines: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Here are some options for this route, based on selected ticket types and cabin classes:

• United Airlines: a cabin bag and a checked bag in First Class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.