$143 Cheap Flights from Boston to Kalispell
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Flights from Boston to Kalispell
Cheap flight deals from Boston to Kalispell Starting at $143
We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
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BOS 7:00 AM10h 4m1 stopsFCA 3:04 PMBoston - Kalispell | Thu, Apr 3 | Alaska Airlines
FCA 12:44 PM9h 15m1 stopsBOS 11:59 PMKalispell - Boston | Tue, Apr 8 | Alaska Airlines$281 $40230% OFF30% OFF$402 $281 -
BOS 7:00 AM10h 30m1 stopsFCA 3:30 PMBoston - Kalispell | Mon, Apr 28 | Hawaiian Airlines
FCA 2:15 PM7h 57m1 stopsBOS 12:12 AMKalispell - Boston | Mon, May 5 | Hawaiian Airlines$293 $40227% OFF27% OFF$402 $293 -
BOS 7:00 AM10h 4m1 stopsFCA 3:04 PMBoston - Kalispell | Thu, Apr 3 | Hawaiian Airlines
FCA 12:44 PM9h 15m1 stopsBOS 11:59 PMKalispell - Boston | Wed, Apr 9 | Hawaiian Airlines$299 $40225% OFF25% OFF$402 $299
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BOS 7:00 AM10h 4m1 stopsFCA 3:04 PMBoston - Kalispell | Wed, Apr 9 | Alaska Airlines
FCA 12:44 PM9h 15m1 stopsBOS 11:59 PMKalispell - Boston | Tue, Apr 15 | Alaska Airlines$30225% OFF$402 $302
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BOS 8:00 AM6h 54m1 stopsFCA 12:54 PMBoston - Kalispell | Tue, Apr 8 | Delta Air Lines
FCA 1:57 PM7h 53m1 stopsBOS 11:50 PMKalispell - Boston | Sat, Apr 12 | Delta Air Lines$31222% OFF$402 $312 -
BOS 5:45 AM9h 9m1 stopsFCA 12:54 PMBoston - Kalispell | Wed, Apr 9 | Delta Air Lines
FCA 2:14 PM7h 45m1 stopsBOS 11:59 PMKalispell - Boston | Tue, Apr 15 | Delta Air Lines$31222% OFF$402 $312
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BOS 5:45 AM9h 9m1 stopsFCA 12:54 PMBoston - Kalispell | Sat, Apr 5 | Delta Air Lines
FCA 1:55 PM7h 55m1 stopsBOS 11:50 PMKalispell - Boston | Fri, Apr 11 | Delta Air Lines$31522% OFF$402 $315
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BOS 7:00 AM10h 4m1 stopsFCA 3:04 PMBoston - Kalispell | Tue, Apr 8 | Alaska Airlines
FCA 12:44 PM9h 15m1 stopsBOS 11:59 PMKalispell - Boston | Mon, Apr 14 | Alaska Airlines$31621% OFF$402 $316
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BOS 6:00 AM9h1 stopsFCA 1:00 PMBoston - Kalispell | Tue, May 20 | Alaska Airlines
FCA 1:40 PM8h 26m1 stopsBOS 12:06 AMKalispell - Boston | Sat, May 24 | Alaska Airlines$33716% OFF$402 $337
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BOS 7:00 AM10h 4m1 stopsFCA 3:04 PMBoston - Kalispell | Mon, Apr 7 | Alaska Airlines
FCA 12:44 PM9h 15m1 stopsBOS 11:59 PMKalispell - Boston | Sun, Apr 13 | Alaska Airlines$33716% OFF$402 $337
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BOS 1:00 PM17h 25m1 stopsFCA Invalid DateBoston - Kalispell | Fri, Mar 28 | Normal Airline
FCA 3:00 PM6hNonstopBOS 4:00 PMKalispell - Boston | Sun, Mar 30 | Normal AirlineFind More FlightsFind More Flights
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BOS 5:40 AM10h 3m1 stopsFCA 1:43 PMBoston - Kalispell | Wed, Apr 23 | Delta Air Lines$143 $23539% OFF39% OFF$235 $143
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BOS 5:40 AM10h 3m1 stopsFCA 1:43 PMBoston - Kalispell | Tue, Apr 15 | Delta Air Lines$153 $23535% OFF35% OFF$235 $153
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BOS 7:00 AM10h 30m1 stopsFCA 3:30 PMBoston - Kalispell | Wed, Apr 30 | Hawaiian Airlines$155 $23534% OFF34% OFF$235 $155
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BOS 5:45 AM9h 9m1 stopsFCA 12:54 PMBoston - Kalispell | Fri, Apr 4 | Delta Air Lines$16032% OFF$235 $160
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BOS 3:30 PM8h 29m1 stopsFCA 9:59 PMBoston - Kalispell | Wed, Apr 23 | United Airlines$17326% OFF$235 $173 -
BOS 3:30 PM8h 29m1 stopsFCA 9:59 PMBoston - Kalispell | Tue, Apr 15 | United Airlines$17426% OFF$235 $174
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BOS 7:00 AM10h 4m1 stopsFCA 3:04 PMBoston - Kalispell | Tue, Apr 8 | Hawaiian Airlines$17824% OFF$235 $178
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BOS 7:00 AM10h 4m1 stopsFCA 3:04 PMBoston - Kalispell | Wed, Mar 26 | Alaska Airlines$19019% OFF$235 $190
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BOS 7:00 AM10h 4m1 stopsFCA 3:04 PMBoston - Kalispell | Fri, Apr 4 | Alaska Airlines$19119% OFF$235 $191
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BOS 10:10 AM29h 22m1 stopsFCA 1:32 PMBoston - Kalispell | Thu, May 1 | Jetblue Airways$19716% OFF$235 $197 -
BOS 1:00 PM17h 25m1 stopsFCA Invalid DateBoston - Kalispell | Fri, Mar 28 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
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Frequently Asked Questions
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When are flight tickets from Boston (BOS) to Kalispell (FCA) the cheapest?
Airlines adjust prices for flights from Boston to Kalispell based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Boston (BOS) to Kalispell (FCA) cost?
According to Trip.com's data, the lowest price is around $585. -
What is the transportation method from the main airport to downtown in Kalispell?
- The distance from Glacier Park International Airport to downtown is about 12 km. It takes about 30 minutes by taxi.
How to find a cheap flight from Boston to Kalispell
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Boston to Kalispell. Book your flights at the right time and save more.
Be flexible with your travel dates to get the cheapest Boston to Kalispell ticket.
Tap "Date" in the flight search bar to browse the calendar and find airfare from Boston to Kalispell for the next six months in 2025. If you're looking to fly within the next three months, the lowest fare is $143 for a one-way ticket on Wed, Apr 23.
Compare cheap Boston to Kalispell flight deals from hundreds of airlines.
Our powerful search system compares prices from over 500 airlines. So you can find the cheapest flights from Boston to Kalispell. The most affordable airline currently operating on this route is Delta Air Lines.
Set up a Price Alert to track fare drops.
Set up a Price Alert for your Boston to Kalispell route to track ticket prices effortlessly—no need to check manually every day.
Don't miss out on cheap Boston to Kalispell flight deals and promo codes.
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Book early or wait unitl the last minute to fine the best fares.
It's always better to book early! Airlines typically release their lowest fares about a year before departure, so check as soon as flights become available. If you miss that window, you may still find great deals closer to your travel date.
Search for flights on the go.
For the best booking experience on the go, download Trip.com and search for cheap flights from Boston to Kalispell to access exclusive deals just for you.
Flight Info | Boston to Kalispell
| Cheapest one-way flight price | $143 |
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| Off-season for travel | March |
| Peak season for travel | January |
| Flight distance | 3,397.97 km |
| Popular airline | Alaska Airlines |
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