FCA - BOS

$200 Find Cheap Flights from Kalispell to Boston - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$399
Typical prices: $396-$760
Delta
Tue 11/13Mon 11/19
FCA - BOS • 1 stop
Cheapest one-way
$200
Typical prices: $274-$523
Delta
Wed 12/19
FCA - BOS • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Kalispell and Boston. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
December
Cheapest • 26% price drop
August
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Portland (PDX)
Cheapest • Avg $480 (round-trip)
Minneapolis St Paul (MSP)
Shortest trip • 7h 36m (one-way)
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Boston!

Cheap Flights from Kalispell to Boston (FCA-BOS)

 

Cheap flights from Kalispell to Boston with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Wed, Nov 11 - Thu, Nov 19
Delta Logo
3:35 pm - 11:44 pmFCA  Kalispell Glacier Park-BOS Boston Logan Intl
6h 09m1 stop Minneapolis St Paul
Delta Logo
11:00 am - 5:37 pmBOS  Boston Logan Intl-FCA Kalispell Glacier Park
8h 37m1 stop Salt Lake City
$399Delta
Tue, Nov 10 - Thu, Nov 19
Delta Logo
3:35 pm - 11:44 pmFCA  Kalispell Glacier Park-BOS Boston Logan Intl
6h 09m1 stop Minneapolis St Paul
Delta Logo
11:00 am - 5:37 pmBOS  Boston Logan Intl-FCA Kalispell Glacier Park
8h 37m1 stop Salt Lake City
$399Delta
Thu, Nov 12 - Fri, Nov 13
Delta Logo
6:17 pm - 6:20 amFCA  Kalispell Glacier Park-BOS Boston Logan Intl
10h 03m1 stop Salt Lake City
Delta Logo
11:00 am - 5:37 pmBOS  Boston Logan Intl-FCA Kalispell Glacier Park
8h 37m1 stop Salt Lake City
$399Delta
Fri, Nov 13 - Thu, Nov 19
Delta Logo
6:17 pm - 6:20 amFCA  Kalispell Glacier Park-BOS Boston Logan Intl
10h 03m1 stop Salt Lake City
Delta Logo
11:00 am - 5:37 pmBOS  Boston Logan Intl-FCA Kalispell Glacier Park
8h 37m1 stop Salt Lake City
$399Delta
Thu, Dec 3 - Tue, Dec 8
United Airlines Logo
6:15 am - 3:31 pmFCA  Kalispell Glacier Park-BOS Boston Logan Intl
7h 16m1 stop Denver Intl
United Airlines Logo
11:35 am - 9:51 pmBOS  Boston Logan Intl-FCA Kalispell Glacier Park
12h 16m2 stops Chicago O'Hare Intl Denver Intl
$404United Airlines
Thu, Dec 3 - Tue, Dec 8
United Airlines Logo
6:15 am - 5:55 pmFCA  Kalispell Glacier Park-BOS Boston Logan Intl
9h 40m2 stops Denver Intl Chicago O'Hare Intl
United Airlines Logo
11:35 am - 9:51 pmBOS  Boston Logan Intl-FCA Kalispell Glacier Park
12h 16m2 stops Chicago O'Hare Intl Denver Intl
$409United Airlines
Mon, Nov 16 - Mon, Nov 23
United Airlines Logo
2:36 pm - 11:50 pmFCA  Kalispell Glacier Park-BOS Boston Logan Intl
7h 14m1 stop Denver Intl
United Airlines Logo
10:30 am - 9:51 pmBOS  Boston Logan Intl-FCA Kalispell Glacier Park
13h 21m2 stops Newark Denver Intl
$426United Airlines
Fri, Nov 13 - Mon, Nov 16
Alaska Airlines Logo
6:34 pm - 5:40 amFCA  Kalispell Glacier Park-BOS Boston Logan Intl
9h 06m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
6:20 pm - 12:15 pmBOS  Boston Logan Intl-FCA Kalispell Glacier Park
19h 55m1 stop Seattle/Tacoma Intl
$439Alaska Airlines
Tue, Nov 10 - Sat, Nov 14
Alaska Airlines Logo
1:55 pm - 11:58 pmFCA  Kalispell Glacier Park-BOS Boston Logan Intl
8h 03m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
7:03 am - 12:15 pmBOS  Boston Logan Intl-FCA Kalispell Glacier Park
31h 12m2 stops San Diego Seattle/Tacoma Intl
$521Alaska Airlines
Wed, Feb 10 - Wed, Feb 17
Alaska Airlines Logo
7:37 pm - 5:40 amFCA  Kalispell Glacier Park-BOS Boston Logan Intl
8h 03m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
9:00 am - 3:35 pmBOS  Boston Logan Intl-FCA Kalispell Glacier Park
8h 35m1 stop Seattle/Tacoma Intl
$587Alaska Airlines

Price, demand and travel trends for Kalispell to Boston flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Kalispell to Boston?

Round-trip flights from Kalispell to Boston typically range from $396 to $760. The lowest price found in the past 5 days was $399, on Delta.

What's the cheapest day of the week to fly from Kalispell to Boston?

Based on deals KAYAK users found in the last 12 months, Saturday is the cheapest day of the week to fly from Kalispell to Boston. It’s 5% cheaper than the average day, while Sunday is the most expensive, with prices 82% higher.

Find deals

Key details for Kalispell to Boston flights

Low season

February

Cheapest flight

$200
Beat the crowds with an average 80% drop in travelers.
The most popular month to fly with an average 64% increase in travelers.
One-way flight from Kalispell to Boston

When to book flights from Kalispell to Boston

Are your dates flexible? Find out the best times to travel from Kalispell to Boston based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Kalispell to Boston flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Kalispell to Boston?

    Two cabin classes are available on flights from Kalispell to Boston:

    • Economy Class
    • First Class

  • How long is a flight from Kalispell to Boston?

    A nonstop flight from Kalispell to Boston takes 00m, covering 2,110 miles.

  • Do I need a passport to fly from Kalispell to Boston?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Kalispell to Boston flight?

    Round-trip flights from Kalispell to Boston range from $396 to $760, with an average of $533 over the past 12 months. Anything below $396 counts as a good deal.

  • Have flight prices from Kalispell to Boston changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $399 to $2,701. That means the highest observed fare was about 7x higher than the lowest one.

  • How are flight prices from Kalispell to Boston looking right now?

    One-way fares from Kalispell to Boston are currently lower than usual. Average one-way flight prices are about $252, which is 29% below the typical average for this route.

  • What car rental options are available at Boston Logan Intl Airport (BOS)?

    Boston Logan Intl Airport (BOS) hosts 5 major car rental companies, with daily rates starting from around $23 for economy cars. Top options include:

    • Dollar
    • Hertz
    • Budget
    • Thrifty
    • Sixt

  • Which airports can I use when flying from Kalispell to Boston?

    Flights from Kalispell to Boston usually depart from Kalispell Glacier Park (FCA) and arrive at Boston Logan Intl (BOS).

  • Which airports do connecting flights from Kalispell to Boston pass through?

    One-stop flights from Kalispell to Boston most commonly connect through:

    • Chicago O'Hare Intl (ORD) - 47% of one-stop connections
    • Minneapolis St Paul (MSP) - 24% of one-stop connections
    • Denver Intl (DEN) - 11% of one-stop connections
    • Seattle/Tacoma Intl (SEA) - 11% of one-stop connections

  • Can I save money by using flexible dates for flights from Kalispell to Boston?

    Yes. Flexible dates can save you up to 48% on flights from Kalispell to Boston. Saturday is the cheapest departure day at $508 round-trip on average, while Sunday is the most expensive at $973, a difference of $465.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How much time can I save by choosing a different layover airport from Kalispell to Boston?

    Flying via Minneapolis St Paul (MSP) gives the shortest average 1-stop total travel time at 7h 36m, compared with 7h 58m via Denver Intl (DEN) and 8h 33m via Chicago O'Hare Intl (ORD).

  • What is the time difference between Kalispell and Boston?

    Boston is 2 hours ahead of Kalispell (Eastern Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Boston?

    Some of the most popular sights in Boston are TD Garden, Fenway Park and Boston Common. These are among the most viewed places in Boston on KAYAK.

Your guide to booking Kalispell to Boston flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Saturday departure and avoid flying on Sunday. On this route, Saturday flights average $508, about $465 less than Sunday fares (48% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Kalispell to Boston trip for December. Fares historically average $396 round-trip in that month - typically $565 less than the most expensive month, which is November (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Boston Logan Intl Airport.

    • Hyatt Regency Boston Harbor
    • Hilton Garden Inn Boston Logan Airport
    • Hilton Boston Logan Airport

More options for your flight from Kalispell to Boston

Complete your trip to Boston with a hotel stay or car rental

Car rentals in Boston
Hotels in Boston
Vacations in Boston