$145 Cheap Flights from Kalispell (FCA) to Denver (DEN)

View $145 flight on Wed, Dec 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 $145 for one-way flights and $269 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Aug 13 - Sun, Aug 16
FCA
Kalispell
DEN
Denver
$269 Roundtrip, just found
$269
Roundtrip
just found
Select United flight, departing Thu, Aug 13 from Kalispell to Denver, returning Sun, Aug 16, priced at $269 just found
United
Fri, Sep 4 - Sat, Sep 5
FCA
Kalispell
DEN
Denver
$281 Roundtrip, found 4 days ago
$281
Roundtrip
found 4 days ago
Select United flight, departing Fri, Sep 4 from Kalispell to Denver, returning Sat, Sep 5, priced at $281 found 4 days ago
United
Mon, Aug 31 - Mon, Sep 7
FCA
Kalispell
DEN
Denver
$287 Roundtrip, found 6 days ago
$287
Roundtrip
found 6 days ago
Select United flight, departing Mon, Aug 31 from Kalispell to Denver, returning Mon, Sep 7, priced at $287 found 6 days ago
Alaska Airlines
Wed, Oct 28 - Sat, Oct 31
FCA
Kalispell
DEN
Denver
$289 Roundtrip, found 1 day ago
$289
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Wed, Oct 28 from Kalispell to Denver, returning Sat, Oct 31, priced at $289 found 1 day ago
American Airlines
Sat, Sep 5 - Sun, Sep 6
FCA
Kalispell
DEN
Denver
$289 Roundtrip, found 4 days ago
$289
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Sep 5 from Kalispell to Denver, returning Sun, Sep 6, priced at $289 found 4 days ago
Delta
Mon, Aug 10 - Tue, Aug 25
FCA
Kalispell
DEN
Denver
$289 Roundtrip, found 9 hours ago
$289
Roundtrip
found 9 hours ago
Select Delta flight, departing Mon, Aug 10 from Kalispell to Denver, returning Tue, Aug 25, priced at $289 found 9 hours ago
United
Fri, Dec 4 - Mon, Dec 7
FCA
Kalispell
DEN
Denver
$289 Roundtrip, found 1 day ago
$289
Roundtrip
found 1 day ago
Select United flight, departing Fri, Dec 4 from Kalispell to Denver, returning Mon, Dec 7, priced at $289 found 1 day ago
United
Thu, Aug 13 - Sun, Aug 16
FCA
Kalispell
DEN
Denver
$308 Roundtrip, just found
$308
Roundtrip
just found
Select United flight, departing Thu, Aug 13 from Kalispell to Denver, returning Sun, Aug 16, priced at $308 just found
Delta
Sat, Jan 23 - Mon, Jan 25
FCA
Kalispell
DEN
Denver
$309 Roundtrip, found 1 day ago
$309
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Jan 23 from Kalispell to Denver, returning Mon, Jan 25, priced at $309 found 1 day ago
United
Thu, Aug 20 - Sun, Aug 23
FCA
Kalispell
DEN
Denver
$314 Roundtrip, found 8 hours ago
$314
Roundtrip
found 8 hours ago
Select United flight, departing Thu, Aug 20 from Kalispell to Denver, returning Sun, Aug 23, priced at $314 found 8 hours ago

Alternative airports near Denver

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Denver Intl. DEN. Cheapest option available. Average driving time to city center is 32 minutes. Flights from $269
DEN
Denver Intl.
Cheapest
Average driving time to city center32 min
Flights from $269

What you need to know for your flight from Glacier Park Intl. to Denver Intl.

Kalispell (FCA) to Denver (DEN) at a glance

Travel from Kalispell (FCA) to Denver (DEN) with a range of airlines servicing this domestic short-haul route. Evaluate your options between full-service and budget carriers to discover the itinerary that aligns with your travel needs, budget, and schedule while you experience the vibrant sights and neighborhoods of Denver. Key information is available for flights departing from Glacier Park International Airport (FCA) to Denver International Airport (DEN).

  • Fastest flight duration: around 2h 15m non-stop
  • Route distance: roughly 800 miles (1,290 km)
  • Flights per week: around 10 departures on average
  • Typical fares (one-way): economy tickets often range from $105–$470, depending on seasonality and how far ahead you book

Flights from Glacier Park International Airport (FCA) to Denver International Airport (DEN)

According to recent traveler bookings, the top airlines flying from Kalispell to Denver are often favored for their non-stop and one-stop options. Many passengers choose flights with convenient layovers at Seattle-Tacoma International Airport (SEA, approximately 1 hour and 15 minutes), Salt Lake City International Airport (SLC, around 1 hour), and Portland International Airport (PDX, about 50 minutes). This variety allows you to tailor your journey by balancing factors like price, overall travel time, and cabin class to discover the ideal itinerary.

  • United: This comprehensive airline provides non-stop flights, with one-way prices generally between $105 and $495. United handles about 87% of the departures along this route, with a total travel duration of 2 hours and 15 minutes.
  • Alaska Airlines: Offering one-stop service, Alaska Airlines has one-way fares that typically range from $110 to $325. It makes up around 7% of the departures for this route, featuring an in-flight duration of 4 hours and 15 minutes and a total journey time of approximately 5 hours and 15 minutes, including layover.
  • Delta: Another full-service airline, Delta provides one-stop flights with one-way fares commonly priced between $105 and $495. It accounts for roughly 5% of the departures on this route, with an in-flight time of 4 hours and 15 minutes and a total travel time of about 5 hours and 15 minutes, factoring in a layover.

Travelers may upgrade their flight from Kalispell to Denver, with United Airlines providing first-class service on this route for a more comfortable journey.

Best time to fly from Kalispell (FCA) to Denver (DEN)

The most popular months for travelers flying from Kalispell to Denver are April, August, and October, when peak temperatures in Denver reach up to 71.2°F in August. If you prefer quieter travel, consider November, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 38.5°F. For better deals, October usually offers the lowest average one-way fare around $168. Flight availability peaks in August, with approximately 13 flights per week, making it easier to find convenient departure times. January has the fewest flights, with approximately 7 flights per week.

  • Cheapest time to fly: October usually offers good deals with average one-way fare around $168, roughly 26% cheaper than the yearly average.
  • Most flight options: August has the highest number of flights from Kalispell to Denver, with approximately 13 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January28.4°F (-2.0°C)Slightly Low7$252
February28.6°F (-1.9°C)Average9$289
March38.5°F (3.6°C)Slightly Low9$266
April45.3°F (7.4°C)Slightly High10$220
May54.0°F (12.2°C)Average10$203
June66.9°F (19.4°C)Average11$221
July72.1°F (22.3°C)Average12$248
August71.2°F (21.8°C)Slightly High13$204
September65.1°F (18.4°C)Average12$220
October50.2°F (10.1°C)Slightly High11$168
November38.5°F (3.6°C)Slightly Low9$217
December28.9°F (-1.7°C)Average10$235

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative route from Kalispell (FCA) to Denver (DEN)

  • Kalispell to Colorado Springs (FCA-COS): Colorado Springs Airport (COS) lies approximately 73 miles from Denver International Airport (DEN). One-way economy ticket prices for this journey generally fall between $105 and $555, influenced by the season and timing of your booking. Flights on this route usually involve at least one stop, with frequent layover spots being Denver International Airport (DEN) and Salt Lake City International Airport (SLC). Major airlines operating on this route include United and Delta.

How to find the best prices for flights from Kalispell (FCA) to Denver (DEN)

Getting some of the best deals on flights from Kalispell to Denver is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are often available when booking 2 to 8 weeks in advance, which coincides with when most travelers make their reservations. Morning departures, between 5 a.m. and 12 p.m., tend to offer lower prices and are the most popular flight times, while flying on Tuesday generally provides cheaper options, although Thursday is the busiest travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Denver International Airport from Glacier Park International Airport

Denver welcomes travelers from Kalispell with a range of transport options based on price, convenience, and proximity. Here's how to reach Denver efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Denver, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Denver International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Denver International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Denver International Airport, Jeppesen Terminal Station, a metro station, is located about 0.1 miles away on foot, making it a convenient option for quick access to public transport.

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 $145 and cheap return flights from $269 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
$269
Distance
752 mi
Average flight time
2 hours 14 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 August. 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 $145 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.

*Available to One Key members.

 

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