$198 Find Cheap Flights from Kalispell to Denver - Compare and Save

Among airlines operating Kalispell to Denver flights:

• United Airlines: offers extra legroom; offers free seat selection

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

Only United Airlines operates flights between Kalispell and Denver.

Flights from Kalispell to Denver usually depart from Kalispell Glacier Park (FCA) and arrive at Denver Intl (DEN).

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 Economy Class

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

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

• Economy Class
• First Class

On this route, nonstop and layover fares are close on average, with nonstop at $344 round-trip and layover options via Portland (PDX) at $339.

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 Boeing 737-800 family is used most often on this route, operated mainly by United Airlines. Other aircraft seen on the route include Embraer 175 (Enhanced Winglets) variants.

One-stop flights from Kalispell to Denver most commonly connect through:

• Salt Lake City (SLC) - 55% of one-stop connections
• Seattle/Tacoma Intl (SEA) - 26% of one-stop connections
• Portland (PDX) - 16% of one-stop connections
• Las Vegas Harry Reid Intl (LAS) - 3% of one-stop connections

Salt Lake City (SLC) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 35% on the Kalispell to Denver route. Thursday is the cheapest departure day at $307 round-trip on average, while Sunday is the most expensive at $472, a difference of $165. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

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

Some of the most popular sights in Denver are Colorado Convention Center, Union Station Denver and Coors Field. These are among the most viewed places in Denver on KAYAK.

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

• Earliest: departs at 6:05 am and lands at 8:22 am
• Latest: departs at 5:12 pm and lands at 7:29 pm.

The flight takes about 2h 17m.

Last-minute fares on this route - booked within 2 weeks of departure - run 32% above the route average of $349. Book 22 weeks before departure for the lowest fares.

A nonstop flight from Kalispell to Denver takes 2h 17m, covering 751 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.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $279 to $1,640. That means the highest observed fare was about 6x higher than the lowest one.

One-way fares from Kalispell to Denver are currently lower than usual. Average one-way flight prices are about $256, which is 17% below the typical average for this route.

Flying via Salt Lake City (SLC) gives the shortest average 1-stop total travel time at 4h 42m, compared with 5h 18m via Portland (PDX) and 9h 22m via Seattle/Tacoma Intl (SEA).

Denver Intl Airport (DEN) hosts 5 major car rental companies, with daily rates starting from around $16 for economy cars. Top options include:
• Routes Car & Truck Rentals
• Ace
• NU Car
• Europcar
• Hertz

Round-trip flights from Kalispell to Denver range from $277 to $434, with an average of $349 over the past 12 months. Anything below $277 counts as a good deal.