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$237 Cheap Flights from Boise (BOI) to Kalispell (FCA)

View $237 flight on Wed, Nov 4, 2026Opens in a new window

Popular airlines from Boise Airport (BOI) to Glacier Park Intl. Airport (FCA)

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Cheap Flights from Boise to Kalispell (BOI-FCA)

Prices were available within the past 7 days and start at $237 for one-way flights and $413 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Oct 31 - Sat, Nov 7
BOI
Boise
FCA
Kalispell
$413 Roundtrip, found 9 hours ago
$413
Roundtrip
found 9 hours ago
Select Delta flight, departing Sat, Oct 31 from Boise to Kalispell, returning Sat, Nov 7, priced at $413 found 9 hours ago
Delta
Tue, Oct 13 - Tue, Oct 20
BOI
Boise
FCA
Kalispell
$475 Roundtrip, found 7 hours ago
$475
Roundtrip
found 7 hours ago
Select Delta flight, departing Tue, Oct 13 from Boise to Kalispell, returning Tue, Oct 20, priced at $475 found 7 hours ago
Delta
Tue, Oct 13 - Tue, Oct 20
BOI
Boise
FCA
Kalispell
$479 Roundtrip, found 7 hours ago
$479
Roundtrip
found 7 hours ago
Select Delta flight, departing Tue, Oct 13 from Boise to Kalispell, returning Tue, Oct 20, priced at $479 found 7 hours ago
Alaska Airlines
Tue, Oct 13 - Tue, Oct 20
BOI
Boise
FCA
Kalispell
$483 Roundtrip, found 7 hours ago
$483
Roundtrip
found 7 hours ago
Select Alaska Airlines flight, departing Tue, Oct 13 from Boise to Kalispell, returning Tue, Oct 20, priced at $483 found 7 hours ago
Delta
Fri, Jan 22 - Tue, Jan 26
BOI
Boise
FCA
Kalispell
$485 Roundtrip, found 7 hours ago
$485
Roundtrip
found 7 hours ago
Select Delta flight, departing Fri, Jan 22 from Boise to Kalispell, returning Tue, Jan 26, priced at $485 found 7 hours ago
Alaska Airlines
Fri, Jan 22 - Tue, Jan 26
BOI
Boise
FCA
Kalispell
$487 Roundtrip, found 7 hours ago
$487
Roundtrip
found 7 hours ago
Select Alaska Airlines flight, departing Fri, Jan 22 from Boise to Kalispell, returning Tue, Jan 26, priced at $487 found 7 hours ago
Alaska Airlines
Fri, Jan 22 - Tue, Jan 26
BOI
Boise
FCA
Kalispell
$489 Roundtrip, found 7 hours ago
$489
Roundtrip
found 7 hours ago
Select Alaska Airlines flight, departing Fri, Jan 22 from Boise to Kalispell, returning Tue, Jan 26, priced at $489 found 7 hours ago
Alaska Airlines
Tue, Oct 13 - Tue, Oct 20
BOI
Boise
FCA
Kalispell
$493 Roundtrip, found 7 hours ago
$493
Roundtrip
found 7 hours ago
Select Alaska Airlines flight, departing Tue, Oct 13 from Boise to Kalispell, returning Tue, Oct 20, priced at $493 found 7 hours ago
United
Sat, Oct 31 - Sat, Nov 7
BOI
Boise
FCA
Kalispell
$645 Roundtrip, found 9 hours ago
$645
Roundtrip
found 9 hours ago
Select United flight, departing Sat, Oct 31 from Boise to Kalispell, returning Sat, Nov 7, priced at $645 found 9 hours ago
American Airlines
Mon, Sep 21 - Fri, Sep 25
BOI
Boise
FCA
Kalispell
$1,369 Roundtrip, found 4 days ago
$1,369
Roundtrip
found 4 days ago
Select American Airlines flight, departing Mon, Sep 21 from Boise to Kalispell, returning Fri, Sep 25, priced at $1,369 found 4 days ago

Alternative airports near Kalispell

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

Select flight to Glacier Park Intl. FCA. Cheapest and Closest option available. Average driving time to city center is 13 minutes. Flights from $617
FCA
Glacier Park Intl.
CheapestClosest
Average driving time to city center13 min
Flights from $617

Find the cheapest month to fly from Boise (BOI) to Kalispell (FCA)

April is typically the cheapest month to fly

From $176 - $369 per traveler.

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

Boise (BOI) to Kalispell (FCA) at a glance

Explore a variety of options for flights from Boise (BOI) to Kalispell (FCA) on this domestic short-haul route. Compare different airlines to find the ideal itinerary that matches your budget and travel schedule while you plan to discover Kalispell's renowned attractions and neighborhoods. Gather essential information on one-way flights from Boise Airport to Glacier Park International Airport as you prepare for your journey.

  • Fastest flight duration: around 3 hours in-flight, plus roughly 1h 30m layover with one stop
  • Route distance: roughly 350 miles (565 km)
  • Flights per week: around 8 departures on average
  • Typical fares (one-way): economy tickets often range from $120–$460, depending on seasonality and how far ahead you book

Flights from Boise Airport (BOI) to Glacier Park International Airport (FCA)

Based on the latest traveler bookings, here are the top airlines favored for flights from Boise to Kalispell, often featuring one-stop service with popular layovers at Seattle-Tacoma International Airport (SEA), which has an approximate layover of 1 hour and 30 minutes; Salt Lake City International Airport (SLC), with a typical layover of about 2 hours and 15 minutes; and Portland International Airport (PDX), offering a layover of around 1 hour and 15 minutes. These options provide the flexibility to balance price, total travel time, and cabin class for the ideal travel itinerary.

  • Alaska Airlines: This full-service airline provides one-stop flights, with one-way ticket prices generally falling between $135 and $515. It represents around 56% of departures for this route, featuring a flight duration of 3 hours and an overall travel time of approximately 4 hours and 30 minutes, including the layover.
  • Delta: Another full-service option, Delta offers one-stop services with one-way fares usually ranging from $120 to $455. It accounts for about 42% of flights on this route, with an in-air time of 3 hours and a complete journey time of roughly 4 hours and 30 minutes, factoring in the layover.

Best time to fly from Boise (BOI) to Kalispell (FCA)

The most popular months for travelers flying from Boise to Kalispell are January, February, and March, when peak temperatures in Kalispell reach up to 30.2°F in March. If you prefer quieter travel, consider May, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 49.8°F. For better deals, January usually offers the lowest average one-way fare around $240. Flight availability peaks in October and November, with approximately 11 flights per week, making it easier to find convenient departure times. January, June, July, and September have the fewest flights, with approximately 7 flights per week.

  • Cheapest time to fly: January usually offers good deals with average one-way fare around $240, roughly 13% cheaper than the yearly average.
  • More budget-friendly months to fly: May, October, and July typically offer average one-way fares of around $246.
  • Most flight options: October and November have the highest number of flights from Boise to Kalispell, with approximately 11 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January19.9°F (-6.7°C)High7$240
February20.3°F (-6.5°C)High8$346
March30.2°F (-1.0°C)High8$339
April38.5°F (3.6°C)Average8$279
May49.8°F (9.9°C)Low8$244
June57.7°F (14.3°C)Low7$278
July66.9°F (19.4°C)Average7$247
August65.8°F (18.8°C)Average8$249
September55.8°F (13.2°C)Low7$268
October40.8°F (4.9°C)Average11$245
November28.4°F (-2.0°C)Average11$285
December20.3°F (-6.5°C)Average9$309

*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.

How to find the best prices for flights from Boise (BOI) to Kalispell (FCA)

Getting some of the best deals on flights from Boise to Kalispell 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 usually found when booking 2-8 weeks in advance, which aligns with when most travelers make their reservations. Morning departures between 5 am and 12 pm tend to be less expensive and are also the most popular. Additionally, flying on Sunday generally offers lower prices, even though Monday 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.* Find Kalispell hotel and flight deals.
  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 Glacier Park International Airport from Boise Airport

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

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Kalispell, with options including free hotel shuttles and private rides, which can be arranged in advance with your hotel.
  • Car rental: Renting a car from Glacier Park International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Glacier Park 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 Glacier Park International Airport, Whitefish Seaport, a seaport, is about 8.1 miles away, while Whitefish Depot, a train station, is located approximately 8.3 miles from the airport.

Frequently asked questions

How much does a flight from Boise, ID (BOI) to Kalispell, MT (FCA-Glacier Park Intl.) cost?
You can find cheap one-way flights from $237 and cheap return flights from $413 Boise, ID (BOI) to Kalispell, MT (FCA-Glacier Park Intl.) with Expedia. One-way flights generally range between $132 and $840, and roundtrip flights usually range from $412 to $1479. 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 Boise, ID (BOI) to Kalispell, MT (FCA-Glacier Park 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 Boise, ID (BOI) to Kalispell, MT (FCA-Glacier Park Intl.)?
April is the cheapest month to fly from Boise to Kalispell, with average return fares around $274. This is about 38% lower than the average price throughout the year, as spring travel is generally less crowded. Other affordable months to consider are June and October.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Boise, ID (BOI) to Kalispell, MT (FCA-Glacier Park Intl.)?
Enter BOI to FCA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Boise, ID (BOI) to Kalispell, MT (FCA-Glacier Park Intl.)?
Alaska Airlines is one of the cheapest airlines offering nonstop flights from Boise (BOI) to Kalispell (FCA), with round-trip tickets starting from around $224. 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 Boise, ID (BOI) to Kalispell, MT (FCA-Glacier Park Intl.)?
To find a cheap flight from Boise, ID (BOI) to Kalispell, MT (FCA-Glacier Park 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 time to fly from Boise, ID (BOI) to Kalispell, MT (FCA-Glacier Park Intl.)?
The best time to fly from Boise, ID (BOI) to Kalispell, MT (FCA) is in April or June. April offers a lower average return flight price of about $274, making it a budget-friendly option. June is also popular, providing a good mix of travel options. This information is based on booking data from the past year.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Boise, ID (BOI) to Kalispell, MT (FCA-Glacier Park Intl.)?
The earliest flight from Boise Airport (BOI) to Glacier Park International Airport (FCA) typically departs at 2:10 AM, operated by American Airlines. This seasonal service is active in July, giving you an early start to enjoy the beautiful scenery of Kalispell. 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 Boise, ID (BOI) to Kalispell, MT (FCA-Glacier Park Intl.)?
The most popular departure times for flights from Boise (BOI) to Kalispell (FCA) are in the early morning, from 6am to 9am. About 28% of passengers prefer this time window. Many major carriers, including Alaska Airlines, Delta, and United Airlines, offer flights during this window. This timing works well because it allows you to arrive in Kalispell with a full day ahead of you.
How long does it take to fly from Boise, ID (BOI) to Kalispell, MT (FCA-Glacier Park Intl.)?
Flying from BOI to FCA with a connection usually takes about 5 hours 20 minutes, traveling roughly 341 miles. 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 Boise, ID (BOI) to Kalispell, MT (FCA-Glacier Park Intl.)?
First class seats are offered on the BOI to FCA route. First class cabins are available on:

  • United Airlines
  • Delta Air Lines
  • American Airlines

How do I earn miles on a Boise, ID (BOI) to Kalispell, MT (FCA-Glacier Park Intl.) flight with Expedia?
It's easy to earn miles on a Boise, ID (BOI) to Kalispell, MT (FCA-Glacier Park 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 Kalispell from BOI (BOI)?
From BOI (BOI), you can fly into Glacier Park Intl. (FCA) to reach Kalispell. Some flights may connect through major hubs like Portland Intl. (PDX), Spokane Intl. (GEG), San Francisco Intl. (SFO) before reaching Kalispell. 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 Boise, ID (BOI) to Kalispell, MT (FCA-Glacier Park Intl.) at the last minute?
Typically, booking a last minute flight from Boise, ID (BOI) to Kalispell, MT (FCA-Glacier Park 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 Boise, ID (BOI) to Kalispell, MT (FCA-Glacier Park Intl.) flight and hotel package?
Securing a Boise, ID (BOI) to Kalispell, MT (FCA-Glacier Park Intl.) flight and hotel package 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 Boise, ID (BOI) to Kalispell, MT (FCA-Glacier Park Intl.)?
If you booked your Boise, ID (BOI) to Kalispell, MT (FCA-Glacier Park 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
Boise
Destination airport
Glacier Park Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$413
Distance
340 mi

Book with confidence

Boise to Kalispell Flights

The cheapest times to fly from Boise to Kalispell

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 Boise to Kalispell are during the month of October. You can find some of the cheapest flights from Boise to Kalispell with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boise to Kalispell

Sunday is one of the best days to book for cheap flights from Boise to Kalispell: 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 Boise to Kalispell

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 Boise to Kalispell in 2026. You can also book with separate airlines for your outbound and return journeys, from $237 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 Boise to Kalispell 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 Boise to Kalispell 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.

 

Boise to Kalispell Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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