$115 Cheap Flights from Kalispell (FCA) to Denver (DEN)

View $115 flight on Tue, Jun 16, 2026Opens in a new window

Popular airlines from Glacier Park Intl. Airport (FCA) to Denver Intl. Airport (DEN)

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Cheap Flights from Kalispell to Denver (FCA-DEN)

Prices were available within the past 7 days and start at $115 for one-way flights and $229 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, May 2 - Mon, May 4
FCA
Kalispell
DEN
Denver
$229 Roundtrip, found 22 hours ago
$229
Roundtrip
found 22 hours ago
Select Alaska Airlines flight, departing Sat, May 2 from Kalispell to Denver, returning Mon, May 4, priced at $229 found 22 hours ago
Alaska Airlines
Mon, Apr 20 - Wed, Apr 29
FCA
Kalispell
DEN
Denver
$249 Roundtrip, found 1 hour ago
$249
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Mon, Apr 20 from Kalispell to Denver, returning Wed, Apr 29, priced at $249 found 1 hour ago
Delta
Fri, Apr 24 - Mon, Apr 27
FCA
Kalispell
DEN
Denver
$249 Roundtrip, found 16 hours ago
$249
Roundtrip
found 16 hours ago
Select Delta flight, departing Fri, Apr 24 from Kalispell to Denver, returning Mon, Apr 27, priced at $249 found 16 hours ago
United
Fri, Apr 24 - Sun, Apr 26
FCA
Kalispell
DEN
Denver
$249 Roundtrip, found 14 hours ago
$249
Roundtrip
found 14 hours ago
Select United flight, departing Fri, Apr 24 from Kalispell to Denver, returning Sun, Apr 26, priced at $249 found 14 hours ago
Alaska Airlines
Mon, Apr 20 - Wed, Apr 22
FCA
Kalispell
DEN
Denver
$254 Roundtrip, found 6 days ago
$254
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon, Apr 20 from Kalispell to Denver, returning Wed, Apr 22, priced at $254 found 6 days ago
United
Wed, Jun 10 - Sun, Jun 14
FCA
Kalispell
DEN
Denver
$260 Roundtrip, found 1 day ago
$260
Roundtrip
found 1 day ago
Select United flight, departing Wed, Jun 10 from Kalispell to Denver, returning Sun, Jun 14, priced at $260 found 1 day ago
United
Thu, May 28 - Sun, May 31
FCA
Kalispell
DEN
Denver
$261 Roundtrip, found 2 hours ago
$261
Roundtrip
found 2 hours ago
Select United flight, departing Thu, May 28 from Kalispell to Denver, returning Sun, May 31, priced at $261 found 2 hours ago
United
Fri, Jun 12 - Sat, Jun 13
FCA
Kalispell
DEN
Denver
$264 Roundtrip, found 1 day ago
$264
Roundtrip
found 1 day ago
Select United flight, departing Fri, Jun 12 from Kalispell to Denver, returning Sat, Jun 13, priced at $264 found 1 day ago
Alaska Airlines
Mon, May 11 - Wed, May 13
FCA
Kalispell
DEN
Denver
$268 Roundtrip, found 1 day ago
$268
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Mon, May 11 from Kalispell to Denver, returning Wed, May 13, priced at $268 found 1 day ago
American Airlines
Thu, Jun 11 - Tue, Jun 16
FCA
Kalispell
DEN
Denver
$399 Roundtrip, found 15 hours ago
$399
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Thu, Jun 11 from Kalispell to Denver, returning Tue, Jun 16, priced at $399 found 15 hours ago

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Frequently asked questions

How much does a flight from Kalispell, MT (FCA-Glacier Park Intl.) to Denver, CO (DEN-Denver Intl.) cost?
You can find cheap one-way flights from $115 and cheap return flights from $229 Kalispell, MT (FCA-Glacier Park Intl.) to Denver, CO (DEN-Denver Intl.) with Expedia. One-way flights typically cost between $225 and $994, and return flights often range between $344 and $1287. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Kalispell, MT (FCA-Glacier Park Intl.) to Denver, CO (DEN-Denver Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Kalispell, MT (FCA-Glacier Park Intl.) to Denver, CO (DEN-Denver Intl.)?
April is the cheapest month to fly from Kalispell, MT (FCA) to Denver, CO (DEN), with average return fares around $342. This is about 11% lower than the average price throughout the year, as spring travel typically sees lower demand. Other budget-friendly months to consider are May and October.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Kalispell, MT (FCA-Glacier Park Intl.) to Denver, CO (DEN-Denver Intl.)?
United offers around 23 weekly direct flights from FCA to DEN.
What is the cheapest airline that flies from Kalispell, MT (FCA-Glacier Park Intl.) to Denver, CO (DEN-Denver Intl.)?
United is one of the cheapest airlines offering nonstop flights from Glacier Park Intl. (FCA) to Denver Intl. (DEN), with round-trip tickets starting from around $419. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Kalispell, MT (FCA-Glacier Park Intl.) to Denver, CO (DEN-Denver Intl.)?
To find a cheap flight from Kalispell, MT (FCA-Glacier Park Intl.) to Denver, CO (DEN-Denver Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Kalispell, MT (FCA-Glacier Park Intl.) to Denver, CO (DEN-Denver Intl.)?
The best airline to fly with from Kalispell, MT (FCA) to Denver, CO (DEN) will differ from traveler to traveler. If you like to fly early, United offers early morning flights. If price is the most important factor, United typically offers the lowest fares. Alaska Airlines offers the most daily flights from Kalispell to Denver, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Kalispell, MT (FCA-Glacier Park Intl.) to Denver, CO (DEN-Denver Intl.)?
For flights from Kalispell (FCA) to Denver (DEN), April and October are the best months to travel. You can expect return flights to be around $342 during these times. April brings beautiful spring weather, while October offers a lovely autumn backdrop, making both months great for enjoying the scenic beauty of Colorado.*Prices based on flights available on Expedia in the last year.
How many flights per day from Kalispell, MT (FCA-Glacier Park Intl.) to Denver, CO (DEN-Denver Intl.)?
There are approximately 3 nonstop flights per day from Glacier Park Intl. (FCA) to Denver Intl. (DEN). For more options, look at flights that include layovers.
What is the earliest flight from Kalispell, MT (FCA-Glacier Park Intl.) to Denver, CO (DEN-Denver Intl.)?
The earliest flight from Kalispell (FCA) to Denver (DEN) typically departs at around 5:00 AM, operated by Delta. This is a seasonal service active in February, March, November, and December, allowing you to maximize your time in Denver. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Kalispell, MT (FCA-Glacier Park Intl.) to Denver, CO (DEN-Denver Intl.)?
The most popular departure times for flights from Glacier Park Intl. (FCA) to Denver Intl. (DEN) are in the early afternoon, from 12pm to 3pm. This accounts for around 39% of total traffic. Many major carriers, including United Airlines, operate during this window. This timing is favored as it allows travelers to enjoy their morning activities before heading to the airport.
How long does it take to fly from Kalispell, MT (FCA-Glacier Park Intl.) to Denver, CO (DEN-Denver Intl.)?
Direct flights from FCA to DEN usually take about 2 hours 20 minutes, traveling roughly 752 miles. If you opt for a connecting flight, expect to add around 2 hours to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Kalispell, MT (FCA-Glacier Park Intl.) to Denver, CO (DEN-Denver Intl.)?
You can fly first class between FCA and DEN. First class cabins are available on:

  • Delta Air Lines
  • United Airlines
  • American Airlines

How much is a business class flight from Kalispell, MT (FCA-Glacier Park Intl.) to Denver, CO (DEN-Denver Intl.)?
A direct, return business class ticket from Kalispell (FCA) to Denver (DEN) typically costs between $891 - $1,235. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Kalispell, MT (FCA-Glacier Park Intl.) to Denver, CO (DEN-Denver Intl.) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Kalispell, MT (FCA-Glacier Park Intl.) to Denver, CO (DEN-Denver Intl.) flight with Expedia?
It's easy to earn miles on a Kalispell, MT (FCA-Glacier Park Intl.) to Denver, CO (DEN-Denver Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Denver from Glacier Park Intl. (FCA)?
If you're planning to travel to Denver from Glacier Park Intl. (FCA), you can fly into Denver Intl. (DEN) Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), Portland Intl. (PDX), Salt Lake City Intl. (SLC) before reaching Denver. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Kalispell, MT (FCA-Glacier Park Intl.) to Denver, CO (DEN-Denver Intl.) at the last minute?
Typically, booking a last minute flight from Kalispell, MT (FCA-Glacier Park Intl.) to Denver, CO (DEN-Denver Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Kalispell, MT (FCA-Glacier Park Intl.) to Denver, CO (DEN-Denver Intl.) flight and hotel package?
Securing a Kalispell, MT (FCA-Glacier Park Intl.) to Denver, CO (DEN-Denver Intl.) Denver Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Kalispell, MT (FCA-Glacier Park Intl.) to Denver, CO (DEN-Denver Intl.)?
If you booked your Kalispell, MT (FCA-Glacier Park Intl.) to Denver, CO (DEN-Denver Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Glacier Park Intl.
Destination airport
Denver Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$228
Distance
752 mi
Average flight time
2 hours 18 mins

Book with confidence

Kalispell to Denver Flights

The cheapest times to fly from Kalispell to Denver

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Kalispell to Denver are during the month of May. You can find some of the cheapest flights from Kalispell to Denver with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kalispell to Denver

Sunday is one of the best days to book for cheap flights from Kalispell to Denver: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Kalispell to Denver

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Kalispell to Denver in 2026. You can also book with separate airlines for your outbound and return journeys, from $115 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Kalispell to Denver flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Kalispell to Denver airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Kalispell to Denver Flights

*Flight schedules are subject to change.

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*Available to One Key members.