FCA - BOS

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

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$409
Typical prices: $466-$803
Delta
Sat 12/1Tue 12/4
FCA - BOS • 1 stop
Cheapest one-way
$200
Typical prices: $274-$514
United Airlines
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
October
Cheapest • 25% price drop
August
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Salt Lake City (SLC)
Cheapest • Avg $398 (round-trip)
Minneapolis St Paul (MSP)
Shortest trip • 7h 35m (one-way)
Insights
Insights
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Flight Deals

Cheap Flights from Kalispell to Boston (FCA-BOS)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Kalispell to Boston

Tue, Dec 1 - Fri, Dec 4
Delta Logo
6:16 pm - 6:19 amFCA  Kalispell Glacier Park-BOS Boston Logan Intl
10h 03m1 stop Salt Lake City
Delta Logo
11:00 am - 5:36 pmBOS  Boston Logan Intl-FCA Kalispell Glacier Park
8h 36m1 stop Salt Lake City
$409Delta
Thu, Jan 21 - Mon, Jan 25
Delta Logo
2:45 pm - 11:49 pmFCA  Kalispell Glacier Park-BOS Boston Logan Intl
7h 04m1 stop Minneapolis St Paul
Delta Logo
5:40 am - 1:02 pmBOS  Boston Logan Intl-FCA Kalispell Glacier Park
9h 22m1 stop Minneapolis St Paul
$409Delta
Mon, Jan 25 - Fri, Jan 29
Alaska Airlines Logo
7:57 pm - 5:40 amFCA  Kalispell Glacier Park-BOS Boston Logan Intl
7h 43m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
4:56 pm - 1:11 pmBOS  Boston Logan Intl-FCA Kalispell Glacier Park
22h 15m1 stop Portland
$409Alaska Airlines
Tue, Dec 1 - Thu, Dec 3
Delta Logo
6:16 pm - 6:19 amFCA  Kalispell Glacier Park-BOS Boston Logan Intl
10h 03m1 stop Salt Lake City
Delta Logo
11:00 am - 5:36 pmBOS  Boston Logan Intl-FCA Kalispell Glacier Park
8h 36m1 stop Salt Lake City
$409Delta
Tue, Dec 1 - Sat, Dec 5
Delta Logo
6:16 pm - 6:19 amFCA  Kalispell Glacier Park-BOS Boston Logan Intl
10h 03m1 stop Salt Lake City
Delta Logo
7:25 am - 1:06 pmBOS  Boston Logan Intl-FCA Kalispell Glacier Park
7h 41m1 stop Minneapolis St Paul
$409Delta
Wed, Jan 20 - Mon, Jan 25
United Airlines Logo
6:10 am - 9:53 pmFCA  Kalispell Glacier Park-BOS Boston Logan Intl
13h 43m2 stops Denver Intl Chicago O'Hare Intl
United Airlines Logo
1:24 pm - 9:52 pmBOS  Boston Logan Intl-FCA Kalispell Glacier Park
10h 28m2 stops Chicago O'Hare Intl Denver Intl
$476United Airlines
Tue, Dec 1 - Wed, Dec 2
Alaska Airlines Logo
6:35 pm - 5:40 amFCA  Kalispell Glacier Park-BOS Boston Logan Intl
9h 05m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
9:00 am - 5:55 pmBOS  Boston Logan Intl-FCA Kalispell Glacier Park
10h 55m1 stop Seattle/Tacoma Intl
$483Alaska Airlines
Sun, Nov 22 - Wed, Dec 2
Alaska Airlines Logo
7:55 pm - 7:40 amFCA  Kalispell Glacier Park-BOS Boston Logan Intl
9h 45m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
9:00 am - 5:55 pmBOS  Boston Logan Intl-FCA Kalispell Glacier Park
10h 55m1 stop Seattle/Tacoma Intl
$489Alaska Airlines
Sat, Apr 17 - Tue, Apr 20
United Airlines Logo
4:11 pm - 6:18 amFCA  Kalispell Glacier Park-BOS Boston Logan Intl
12h 07m1 stop San Francisco
United Airlines Logo
6:00 am - 3:17 pmBOS  Boston Logan Intl-FCA Kalispell Glacier Park
11h 17m2 stops Washington, D.C. Dulles Intl San Francisco
$544United Airlines
Sat, Jan 23 - Fri, Jan 29
United Airlines Logo
6:10 am - 3:39 pmFCA  Kalispell Glacier Park-BOS Boston Logan Intl
7h 29m1 stop Denver Intl
United Airlines Logo
7:15 am - 6:27 pmBOS  Boston Logan Intl-FCA Kalispell Glacier Park
13h 12m2 stops Newark Denver Intl
$544United Airlines
Booking Insights

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 $466 to $803. The lowest price found in the past 5 days was $409, 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 10% cheaper than the average day, while Sunday is the most expensive, with prices 73% higher.

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Key details for Kalispell to Boston flights

Low season

February

Cheapest flight

$200
Beat the crowds with an average 79% drop in travelers.
The most popular month to fly with an average 72% 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 $466 to $803, with an average of $561 over the past 12 months. Anything below $466 counts as a good deal.

  • 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 $217, which is 38% 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 averaging $79 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) - 45% of one-stop connections
    • Minneapolis St Paul (MSP) - 20% of one-stop connections
    • Denver Intl (DEN) - 13% 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 35m, compared with 8h via Denver Intl (DEN) and 8h 36m 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 October. Fares historically average $423 round-trip in that month - typically $787 less than the most expensive month, which is December (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.

    • Hilton Boston Logan Airport
    • Hilton Garden Inn Boston Logan Airport
    • Embassy Suites by Hilton Boston at 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