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CA $275 Cheap Flights from Boston (BOS) to Kalispell (FCA)

View CA $275 flight on Wed, Sep 2, 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Glacier Park Intl. Airport (FCA)

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Cheap flights from Boston (BOS) to Kalispell (FCA)

Prices were available within the past 7 days and start at CA $275 for one-way flights and CA $942 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Aug 15 - Sat, Aug 22
BOS
Boston
FCA
Kalispell
CA $942 Roundtrip, found 4 days ago
CA $942
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Aug 15 from Boston to Kalispell, returning Sat, Aug 22, priced at CA $942 found 4 days ago
Delta
Sat, Aug 15 - Sat, Aug 22
BOS
Boston
FCA
Kalispell
CA $1,045 Roundtrip, found 4 days ago
CA $1,045
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Aug 15 from Boston to Kalispell, returning Sat, Aug 22, priced at CA $1,045 found 4 days ago
American Airlines
Sat, Aug 15 - Sat, Aug 22
BOS
Boston
FCA
Kalispell
CA $1,069 Roundtrip, found 4 days ago
CA $1,069
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Aug 15 from Boston to Kalispell, returning Sat, Aug 22, priced at CA $1,069 found 4 days ago
American Airlines
Sat, Aug 15 - Sat, Aug 22
BOS
Boston
FCA
Kalispell
CA $1,079 Roundtrip, found 4 days ago
CA $1,079
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Aug 15 from Boston to Kalispell, returning Sat, Aug 22, priced at CA $1,079 found 4 days ago
American Airlines
Sat, Aug 15 - Sat, Aug 22
BOS
Boston
FCA
Kalispell
CA $1,097 Roundtrip, found 4 days ago
CA $1,097
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Aug 15 from Boston to Kalispell, returning Sat, Aug 22, priced at CA $1,097 found 4 days ago
Delta
Sat, Aug 15 - Sat, Aug 22
BOS
Boston
FCA
Kalispell
CA $1,103 Roundtrip, found 4 days ago
CA $1,103
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Aug 15 from Boston to Kalispell, returning Sat, Aug 22, priced at CA $1,103 found 4 days ago
American Airlines
Sat, Aug 15 - Sat, Aug 22
BOS
Boston
FCA
Kalispell
CA $1,106 Roundtrip, found 4 days ago
CA $1,106
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Aug 15 from Boston to Kalispell, returning Sat, Aug 22, priced at CA $1,106 found 4 days ago
American Airlines
Sat, Aug 15 - Sat, Aug 22
BOS
Boston
FCA
Kalispell
CA $1,120 Roundtrip, found 4 days ago
CA $1,120
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Aug 15 from Boston to Kalispell, returning Sat, Aug 22, priced at CA $1,120 found 4 days ago
American Airlines
Sat, Aug 15 - Sat, Aug 22
BOS
Boston
FCA
Kalispell
CA $1,149 Roundtrip, found 4 days ago
CA $1,149
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Aug 15 from Boston to Kalispell, returning Sat, Aug 22, priced at CA $1,149 found 4 days ago
American Airlines
Sat, Aug 15 - Sat, Aug 22
BOS
Boston
FCA
Kalispell
CA $1,156 Roundtrip, found 4 days ago
CA $1,156
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Aug 15 from Boston to Kalispell, returning Sat, Aug 22, priced at CA $1,156 found 4 days ago

Find the cheapest month to fly from Boston (BOS) to Kalispell (FCA)

January is typically the cheapest month to fly

From CA $420 - CA $1,060 per traveller.

Frequently asked questions

How much does a flight from Boston, MA (BOS-Logan Intl.) to Kalispell, MT (FCA-Glacier Park Intl.) cost?
You can find cheap one-way flights from CA $275 and cheap return flights from CA $942 BOS to FCA with Expedia. One-way flights typically cost between CA$375 and CA$2102. 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 BOS to FCA ticket fares go up or down.
What is the cheapest month to fly from Boston, MA (BOS-Logan Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
October is typically the cheapest month to fly from Boston, MA (BOS-Logan Intl.) to Kalispell, MT (FCA-Glacier Park Intl.), with average return fares around CA$646. October often sees lower prices because it's outside the peak summer travel season and before the winter holidays, when demand tends to be lower. Other cheap months to fly from Boston, MA (BOS-Logan Intl.) to Kalispell, MT (FCA-Glacier Park Intl.) include January and May.
Which airlines fly direct from Boston, MA (BOS-Logan Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
Enter BOS to FCA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Boston, MA (BOS-Logan Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
Delta is one of the cheapest airlines offering connecting return flights from Boston, MA (BOS-Logan Intl.) to Kalispell, MT (FCA-Glacier Park Intl.), with prices starting from around CA$409 for flights that can be booked for departure within the next year. These prices are per adult, for economy/coach class, and include a layover in Minneapolis - St. Paul Intl. (MSP). 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.
How do I find cheap flights from Boston, MA (BOS-Logan Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
To find a cheap flight from Boston, MA (BOS-Logan Intl.) 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 Boston, MA (BOS-Logan Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
The cheapest months to fly from Boston, MA (BOS-Logan Intl.) to Kalispell, MT (FCA-Glacier Park Intl.) are typically October and May, with average return flights around CA$646. However, the most popular months for this route are June and January, meaning you'll find more flight options during those times. While there isn't a single month that is both the cheapest and most popular, if you prioritize lower fares, October or May could be great choices. If having more flight times and choices is important, then June or January might suit you better.
How many flights per day from Boston, MA (BOS-Logan Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
There are approximately 77 connecting flights per day from Boston Logan International (BOS) to Kalispell Glacier Park International (FCA). Some common connection points include O'Hare International (ORD), Seattle - Tacoma International (SEA), and Portland International (PDX).
What is the earliest flight from Boston, MA (BOS-Logan Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
The earliest flight from Boston, MA (BOS-Logan Intl.) to Kalispell, MT (FCA-Glacier Park Intl.) typically departs around 5:00 AM. This flight is operated by American Airlines and is a seasonal service, active only in July. An early departure like this can be great for maximizing your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Boston, MA (BOS-Logan Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
If you're flying from Boston, MA (BOS-Logan Intl.) to Kalispell, MT (FCA-Glacier Park Intl.), you'll generally find the most flights on a Saturday, with around 38 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include United, Alaska Airlines, and Delta. Saturdays offer notably more flight options compared to other days of the week, making it a convenient day to travel.
What are the most popular departure times for flights from Boston, MA (BOS-Logan Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
The most popular departure times for flights from Boston, MA (BOS-Logan Intl.) to Kalispell, MT (FCA-Glacier Park Intl.) are in the early morning, from 6am to 9am. Many major carriers, including American Airlines, United and Delta, offer flights during this window. Many travellers prefer these early morning flights as they allow you to arrive at your destination with plenty of time to start your day.
How long does it take to fly from Boston, MA (BOS-Logan Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
There are no nonstop flights from Boston, MA (BOS-Logan Intl.) to Kalispell, MT (FCA-Glacier Park Intl.). For this route, which covers a distance of approximately 3,397 kilometres, flights with one stop typically take around 7 hours 48 minutes. If your journey involves two or more stops, you can expect the travel time to be longer, usually around 11 hours. Keep in mind that these are average times, and your actual flight duration can vary depending on the specific routing, layover times, and even weather conditions.
Can you fly business or first class from Boston, MA (BOS-Logan Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
Yes, you can fly business class or first class between BOS and FCA. You can fly business class with Delta.First class cabins are available on Alaska Airlines, Delta, United, and American Airlines.
How do I earn miles on a Boston, MA (BOS-Logan Intl.) to Kalispell, MT (FCA-Glacier Park Intl.) flight with Expedia?
It's easy to earn miles on a Boston, MA (BOS-Logan Intl.) 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, MT (FCA) from Boston, MA (BOS)?
If you're planning to travel to Kalispell from Logan Intl. (BOS), you can fly directly into Glacier Park Intl. (FCA). Some flights may connect through major hubs like O'Hare Intl. (ORD), Portland Intl. (PDX), or Liberty Intl. (EWR) 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 Boston, MA (BOS-Logan Intl.) to Kalispell, MT (FCA-Glacier Park Intl.) at the last minute?
Typically, booking a last minute flight from Boston, MA (BOS-Logan Intl.) 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 Boston, MA (BOS-Logan Intl.) to Kalispell, MT (FCA-Glacier Park Intl.) flight and hotel package?
Securing a Boston, MA (BOS-Logan Intl.) 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 Boston, MA (BOS-Logan Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
If you booked your Boston, MA (BOS-Logan Intl.) 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
Logan Intl.
Destination airport
Glacier Park Intl.
Roundtrip price
CA $942
Distance
3376 km

Book with confidence

Boston to Kalispell Flights

The easy way to book your flights from Boston to Kalispell 

With Expedia, it’s simple to find and book flights to Kalispell from Boston whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Glacier Park Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Boston to Kalispell today, tomorrow, or this week.  

 

Save dollars with cheap flights from Logan Intl., BOS to Glacier Park Intl., FCA 

Sort your search results by price to find great deals on your flight from Boston to Kalispell—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Kalispell from Boston currently is just CA $942 rising to CA $1,156.  

Here are more money-saving tips: 

  • Fly in August when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Kalispell  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Kalispell from Boston 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Kalispell with Expedia today.

Boston to Kalispell Flights

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*Available to Expedia members.