What airlines fly to Kalispell?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Kalispell from Boston according to our data. American Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Kalispell. Keep in mind that there are 4 different airlines that fly to Kalispell on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Boston Logan Intl to Kalispell Glacier Park?

Delta, United Airlines, and American Airlines are the most popular carriers operating from Boston Logan Intl to Kalispell Glacier Park

When did momondo last update prices for flights from Boston Logan Intl Airport to Kalispell Glacier Park Airport?

Prices for flights from Boston Logan Intl Airport to Kalispell Glacier Park Airport were last updated today.

How many operators does momondo search for flights from Boston Logan Intl Airport to Kalispell Glacier Park Airport?

There are 4 operators available for flights from Boston Logan Intl Airport to Kalispell Glacier Park Airport as of August 2026.

How old do you have to be to fly from Boston Logan Intl Airport to Kalispell Glacier Park Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Kalispell Glacier Park Airport.

What documentation or ID do you need to fly to Kalispell Glacier Park Airport?

The travel and health documents you'll need for your trip to Kalispell Glacier Park Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kalispell Glacier Park Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$190 Cheap Flights from Boston to Kalispell in 2026

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Find the cheapest flights from Boston to Kalispell

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Cheap round-trip flights

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6:00 am - 11:28 amBOS Boston Logan Intl-FCA Kalispell Glacier Park

7h 28m1 stop Chicago O'Hare Intl

12:26 pm - 11:24 pmFCA Kalispell Glacier Park-BOS Boston Logan Intl

8h 58m1 stop Chicago O'Hare Intl

$379United Airlines

Sun, Oct 11 - Sat, Oct 17

7:27 am - 2:41 pmBOS Boston Logan Intl-FCA Kalispell Glacier Park

9h 14m1 stop Minneapolis St Paul

6:16 pm - 6:20 amFCA Kalispell Glacier Park-BOS Boston Logan Intl

10h 04m1 stop Salt Lake City

$379Delta

Tue, Nov 3 - Tue, Nov 10

6:00 am - 1:20 pmBOS Boston Logan Intl-FCA Kalispell Glacier Park

9h 20m1 stop Portland

6:33 am - 4:46 pmFCA Kalispell Glacier Park-BOS Boston Logan Intl

8h 13m1 stop Seattle/Tacoma Intl

$379Alaska Airlines

Tue, Jan 5 - Fri, Jan 22

5:40 am - 12:29 pmBOS Boston Logan Intl-FCA Kalispell Glacier Park

8h 49m1 stop Minneapolis St Paul

6:10 pm - 6:11 amFCA Kalispell Glacier Park-BOS Boston Logan Intl

10h 01m1 stop Salt Lake City

$379Delta

Tue, Jan 5 - Tue, Jan 19

9:50 am - 9:30 pmBOS Boston Logan Intl-FCA Kalispell Glacier Park

13h 40m2 stops Washington, D.C. Dulles Intl Denver Intl

2:29 pm - 11:42 pmFCA Kalispell Glacier Park-BOS Boston Logan Intl

7h 13m1 stop Denver Intl

$384United Airlines

Wed, Jan 6 - Wed, Jan 13

6:00 am - 1:28 pmBOS Boston Logan Intl-FCA Kalispell Glacier Park

9h 28m1 stop Portland

6:33 am - 4:46 pmFCA Kalispell Glacier Park-BOS Boston Logan Intl

8h 13m1 stop Seattle/Tacoma Intl

$409Alaska Airlines

Mon, Jan 4 - Thu, Jan 21

6:00 am - 12:44 pmBOS Boston Logan Intl-FCA Kalispell Glacier Park

8h 44m1 stop Chicago O'Hare Intl

1:02 pm - 11:34 pmFCA Kalispell Glacier Park-BOS Boston Logan Intl

8h 32m1 stop Dallas/Fort Worth

$424American Airlines

Sun, Sep 20 - Tue, Sep 29

6:00 am - 12:44 pmBOS Boston Logan Intl-FCA Kalispell Glacier Park

8h 44m1 stop Chicago O'Hare Intl

1:02 pm - 11:34 pmFCA Kalispell Glacier Park-BOS Boston Logan Intl

8h 32m1 stop Dallas/Fort Worth

$449American Airlines

Fri, Sep 25 - Wed, Sep 30

7:30 pm - 10:56 pmBOS Boston Logan Intl-FCA Kalispell Glacier Park

29h 26m2 stops Toronto Pearson Intl Seattle/Tacoma Intl

6:15 am - 6:56 pmFCA Kalispell Glacier Park-BOS Boston Logan Intl

10h 41m1 stop Seattle/Tacoma Intl

$1,027Multiple Airlines

Fri, Sep 4 - Tue, Sep 8

7:30 pm - 10:56 pmBOS Boston Logan Intl-FCA Kalispell Glacier Park

29h 26m2 stops Toronto Pearson Intl Seattle/Tacoma Intl

6:15 am - 4:38 pmFCA Kalispell Glacier Park-BOS Boston Logan Intl

8h 23m1 stop Seattle/Tacoma Intl

$1,115Multiple Airlines

Fri, Sep 4 - Mon, Sep 7

Cheap last minute flights

Enter your travel dates to find the best prices.

6:00 am - 11:27 amBOS Boston Logan Intl-FCA Kalispell Glacier Park

7h 27m1 stop Chicago O'Hare Intl

7:15 am - 7:29 pmFCA Kalispell Glacier Park-BOS Boston Logan Intl

10h 14m1 stop San Francisco

$559United Airlines

Tue, Aug 11 - Mon, Aug 17

8:15 am - 2:07 pmBOS Boston Logan Intl-FCA Kalispell Glacier Park

7h 52m1 stop Minneapolis St Paul

12:02 pm - 11:57 pmFCA Kalispell Glacier Park-BOS Boston Logan Intl

9h 55m1 stop Salt Lake City

$599Delta

Tue, Aug 11 - Sun, Aug 16

7:10 am - 2:07 pmBOS Boston Logan Intl-FCA Kalispell Glacier Park

8h 57m1 stop Minneapolis St Paul

6:20 am - 5:05 pmFCA Kalispell Glacier Park-BOS Boston Logan Intl

8h 45m1 stop Minneapolis St Paul

$599Delta

Wed, Aug 12 - Wed, Aug 19

8:15 am - 2:07 pmBOS Boston Logan Intl-FCA Kalispell Glacier Park

7h 52m1 stop Minneapolis St Paul

3:14 pm - 11:58 pmFCA Kalispell Glacier Park-BOS Boston Logan Intl

6h 44m1 stop Minneapolis St Paul

$599Delta

Wed, Aug 12 - Wed, Aug 19

7:10 am - 4:10 pmBOS Boston Logan Intl-FCA Kalispell Glacier Park

11h 00m1 stop Chicago O'Hare Intl

4:54 pm - 9:37 amFCA Kalispell Glacier Park-BOS Boston Logan Intl

14h 43m1 stop Chicago O'Hare Intl

$616American Airlines

Fri, Aug 14 - Sat, Aug 22

7:10 am - 4:10 pmBOS Boston Logan Intl-FCA Kalispell Glacier Park

11h 00m1 stop Chicago O'Hare Intl

4:54 pm - 10:12 amFCA Kalispell Glacier Park-BOS Boston Logan Intl

15h 18m2 stops Chicago O'Hare Intl Philadelphia

$621American Airlines

Fri, Aug 14 - Sat, Aug 22

8:05 am - 3:17 pmBOS Boston Logan Intl-FCA Kalispell Glacier Park

9h 12m1 stop Chicago O'Hare Intl

3:58 pm - 1:11 amFCA Kalispell Glacier Park-BOS Boston Logan Intl

7h 13m1 stop Chicago O'Hare Intl

$669United Airlines

Wed, Aug 12 - Wed, Aug 19

7:05 am - 3:17 pmBOS Boston Logan Intl-FCA Kalispell Glacier Park

10h 12m1 stop Chicago O'Hare Intl

6:20 am - 3:56 pmFCA Kalispell Glacier Park-BOS Boston Logan Intl

7h 36m1 stop Denver Intl

$669United Airlines

Wed, Aug 12 - Wed, Aug 19

7:30 am - 6:54 pmBOS Boston Logan Intl-FCA Kalispell Glacier Park

13h 24m2 stops Newark Chicago O'Hare Intl

4:17 pm - 6:02 amFCA Kalispell Glacier Park-BOS Boston Logan Intl

11h 45m1 stop San Francisco

$674United Airlines

Wed, Aug 12 - Wed, Aug 19

10:28 am - 4:10 pmBOS Boston Logan Intl-FCA Kalispell Glacier Park

7h 42m1 stop Chicago O'Hare Intl

4:54 pm - 10:32 amFCA Kalispell Glacier Park-BOS Boston Logan Intl

15h 38m1 stop Chicago O'Hare Intl

$676American Airlines

Fri, Aug 14 - Sat, Aug 22

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Alaska Airlines flights from Boston to Kalispell

Our best Alaska Airlines deals on Boston to Kalispell flight tickets

Alaska Airlines

Jan 5

BOS6:00 amBoston Logan Intl

9h 20m

1 stop

FCA1:20 pmKalispell Glacier Park

Jan 22

FCA6:33 amKalispell Glacier Park

8h 13m

1 stop

BOS4:46 pmBoston Logan Intl

$379

Alaska Airlines

Jan 4

BOS6:00 amBoston Logan Intl

9h 28m

1 stop

FCA1:28 pmKalispell Glacier Park

Jan 16

FCA6:33 amKalispell Glacier Park

8h 13m

1 stop

BOS4:46 pmBoston Logan Intl

$489

United Airlines flights from Boston to Kalispell

Our best United Airlines deals on Boston to Kalispell flight tickets

United Airlines

Jan 5

BOS10:44 amBoston Logan Intl

12h 46m

2 stops

FCA9:30 pmKalispell Glacier Park

Jan 12

FCA2:29 pmKalispell Glacier Park

7h 13m

1 stop

BOS11:42 pmBoston Logan Intl

$384

United Airlines

Oct 11

BOS6:00 amBoston Logan Intl

7h 28m

1 stop

FCA11:28 amKalispell Glacier Park

Oct 17

FCA10:45 amKalispell Glacier Park

12h 09m

2 stops

BOS12:54 amBoston Logan Intl

$408

United Airlines

Dec 3

BOS10:44 amBoston Logan Intl

12h 46m

2 stops

FCA9:30 pmKalispell Glacier Park

Dec 8

FCA6:31 amKalispell Glacier Park

7h 23m

1 stop

BOS3:54 pmBoston Logan Intl

$412

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

BostonKalispell

BOS Boston Logan Intl - FCA Kalispell Glacier Park

BOSFCA

Boston Logan Intl

Sun 10/11

6:00 am-11:28 am

1 stop7h 28m

Kalispell Glacier Park

Sat 10/17

12:26 pm-11:24 pm

1 stop8h 58m

$379

BostonKalispell

BOS Boston Logan Intl - FCA Kalispell Glacier Park

BOSFCA

Boston Logan Intl

Tue 11/3

7:27 am-2:41 pm

1 stop9h 14m

Kalispell Glacier Park

Tue 11/10

6:16 pm-6:20 am

1 stop10h 04m

$379

BostonKalispell

BOS Boston Logan Intl - FCA Kalispell Glacier Park

BOSFCA

Boston Logan Intl

Tue 1/5

6:00 am-1:20 pm

1 stop9h 20m

Kalispell Glacier Park

Fri 1/22

6:33 am-4:46 pm

1 stop8h 13m

$379

BostonKalispell

BOS Boston Logan Intl - FCA Kalispell Glacier Park

BOSFCA

Boston Logan Intl

Tue 1/5

5:40 am-12:29 pm

1 stop8h 49m

Kalispell Glacier Park

Tue 1/19

6:10 pm-6:11 am

1 stop10h 01m

$379

BostonKalispell

BOS Boston Logan Intl - FCA Kalispell Glacier Park

BOSFCA

Boston Logan Intl

Wed 1/6

9:50 am-9:30 pm

2 stops13h 40m

Kalispell Glacier Park

Wed 1/13

2:29 pm-11:42 pm

1 stop7h 13m

$384

BostonKalispell

BOS Boston Logan Intl - FCA Kalispell Glacier Park

BOSFCA

Boston Logan Intl

Mon 1/4

6:00 am-1:28 pm

1 stop9h 28m

Kalispell Glacier Park

Thu 1/21

6:33 am-4:46 pm

1 stop8h 13m

$409

BostonKalispell

BOS Boston Logan Intl - FCA Kalispell Glacier Park

BOSFCA

Boston Logan Intl

Sun 9/20

6:00 am-12:44 pm

1 stop8h 44m

Kalispell Glacier Park

Tue 9/29

1:02 pm-11:34 pm

1 stop8h 32m

$424

BostonKalispell

BOS Boston Logan Intl - FCA Kalispell Glacier Park

BOSFCA

Boston Logan Intl

Fri 9/25

6:00 am-12:44 pm

1 stop8h 44m

Kalispell Glacier Park

Wed 9/30

1:02 pm-11:34 pm

1 stop8h 32m

$449

BostonKalispell

BOS Boston Logan Intl - FCA Kalispell Glacier Park

BOSFCA

Boston Logan Intl

Fri 9/4

7:30 pm-10:56 pm

2 stops29h 26m

Kalispell Glacier Park

Tue 9/8

6:15 am-6:56 pm

1 stop10h 41m

$1,027

BostonKalispell

BOS Boston Logan Intl - FCA Kalispell Glacier Park

BOSFCA

Boston Logan Intl

Fri 9/4

7:30 pm-10:56 pm

2 stops29h 26m

Kalispell Glacier Park

Mon 9/7

6:15 am-4:38 pm

1 stop8h 23m

$1,115

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Boston to Kalispell

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the typical price of a round-trip flight between Boston and Kalispell?

Prices are currently low for flights on this route.

Typical prices usually range from $484 to $770.
The lowest price recently found on this route was $379.

What is the cheapest month to fly to Kalispell?

The month of October is, on average, the cheapest month to fly to Kalispell from Boston, with most prices found around $412. If you aren’t able to travel to Kalispell during the month of October, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $423.

How far in advance should I book a flight from Boston to Kalispell?

You are more likely to see cheaper flights to Kalispell from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Kalispell for around $616 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kalispell from Boston for as low as $449 on momondo.

Can stopping save me money on Boston to Kalispell flights?

You could potentially save up to 16% on your flight if you consider stops on a Boston to Kalispell flight.

How have Boston to Kalispell flight prices changed over time?

As of August 2026, prices for Boston to Kalispell flights are approximately 19% cheaper when compared to flights at the same time last year.

When to book flights from Boston to Kalispell

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Kalispell according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Boston to Kalispell (BOS to FCA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Kalispell

Fastest flight time	7h 13m
Direct flights	None

The fastest flight from Boston to Kalispell takes 7h 13m

There are no direct flights from Boston to Kalispell. There are no popular flight routes from Boston to Kalispell.

Search flight deals

Frequently asked questions about flying from Boston to Kalispell

How far is Boston Logan Intl to Kalispell Glacier Park by plane?
Kalispell Glacier Park is 2110.7 mi away from Boston Logan Intl. By plane, this route typically takes 7h 13m.
When did momondo last update prices for flights from Boston Logan Intl Airport to Kalispell Glacier Park Airport?
Prices for flights from Boston Logan Intl Airport to Kalispell Glacier Park Airport were last updated today.
How many operators does momondo search for flights from Boston Logan Intl Airport to Kalispell Glacier Park Airport?
There are 4 operators available for flights from Boston Logan Intl Airport to Kalispell Glacier Park Airport as of August 2026.
How old do you have to be to fly from Boston Logan Intl Airport to Kalispell Glacier Park Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Kalispell Glacier Park Airport.
What documentation or ID do you need to fly to Kalispell Glacier Park Airport?
The travel and health documents you'll need for your trip to Kalispell Glacier Park Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kalispell Glacier Park Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Boston to Kalispell?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Boston to Kalispell is Delta (37% of total bookings). The next most popular airlines are American Airlines (28%), United Airlines (27%), and Alaska Airlines (8%).

Best airlines flying from Boston to Kalispell

Compare and see reviews for airlines that fly from Boston to Kalispell with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $316	Free Cancellation	Rating 7.4 10,102 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $346	Free Cancellation	Rating 7.9 12,794 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $356	Free Cancellation	Rating 7.1 11,902 reviews	Search American Airlines flights
Delta	PriceFrom $362	Free Cancellation	Rating 7.8 8,506 reviews	Search Delta flights

Whitefish

East Glacier Park

Polson

Columbia Falls

Cut Bank

Eureka

Essex

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Kalispell?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Boston to Kalispell for you.

Can I find flights from Boston to Kalispell with flexible booking policies on momondo?

All flight searches from Boston to Kalispell on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Boston to Kalispell?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Boston to Kalispell.

I’m not ready to book a flight from Boston to Kalispell right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Boston to Kalispell flights. All you need is a valid email address and we will do the rest; it is that quick and easy.