December is by far the best month, wherein you can get cheapest flights for Kalispell to Boston. Meanwhile, is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.
Disclaimer - All the above-mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

FCA
06:59
Kalispell
Glacier Park International Airport
Tue , 23 Jun 2026

BOS
17:19
Boston
General Edward Lawrence Logan International Airport
Tue, 23 Jun 2026

FCA
15:00
Kalispell
Glacier Park International Airport
Tue , 23 Jun 2026

BOS
23:52
Boston
General Edward Lawrence Logan International Airport
Tue, 23 Jun 2026

FCA
12:40
Kalispell
Glacier Park International Airport
Tue , 23 Jun 2026

BOS
23:08
Boston
General Edward Lawrence Logan International Airport
Tue, 23 Jun 2026

FCA
13:35
Kalispell
Glacier Park International Airport
Tue , 23 Jun 2026

BOS
22:03
Boston
General Edward Lawrence Logan International Airport
Tue, 23 Jun 2026

FCA
12:40
Kalispell
Glacier Park International Airport
Tue , 23 Jun 2026

BOS
21:33
Boston
General Edward Lawrence Logan International Airport
Tue, 23 Jun 2026

FCA
14:10
Kalispell
Glacier Park International Airport
Tue , 23 Jun 2026

BOS
00:05
Boston
General Edward Lawrence Logan International Airport
Wed, 24 Jun 2026

FCA
18:12
Kalispell
Glacier Park International Airport
Sat , 06 Jun 2026

BOS
06:09
Boston
General Edward Lawrence Logan International Airport
Sun, 07 Jun 2026

FCA
15:00
Kalispell
Glacier Park International Airport
Sat , 06 Jun 2026

BOS
23:52
Boston
General Edward Lawrence Logan International Airport
Sat, 06 Jun 2026

FCA
18:32
Kalispell
Glacier Park International Airport
Sat , 06 Jun 2026

BOS
07:20
Boston
General Edward Lawrence Logan International Airport
Sun, 07 Jun 2026

FCA
13:35
Kalispell
Glacier Park International Airport
Sat , 06 Jun 2026

BOS
22:03
Boston
General Edward Lawrence Logan International Airport
Sat, 06 Jun 2026

FCA
17:00
Kalispell
Glacier Park International Airport
Sat , 06 Jun 2026

BOS
05:58
Boston
General Edward Lawrence Logan International Airport
Sun, 07 Jun 2026










Flying from Kalispell to Boston has never been easier. Whether you’re planning a short business trip, a weekend getaway, or reconnecting with family and friends, Easemytrip brings you the best deals, seamless booking, and flexible options for this popular flight route. Our platform is built to help travellers like you compare flight prices, explore direct and connecting options, and find the perfect departure time — all within a few clicks.
The air route between Kalispell to Boston is one of the most frequently travelled, offering reliable services from top airlines and excellent connectivity between Glacier Park International Airport (FCA) and General Edward Lawrence Logan International Airport (BOS). You can expect a flight distance of approximately 3397 km, and most direct services cover it in around 09:51.
Let’s take a closer look at everything you need to know before booking your flight from Kalispell to Boston.
| Flight Details | Information |
|---|---|
| Route Distance | 3397 km |
| Average Flight Time | 09:51 hrs |
| Departure Airport | Glacier Park International Airport (FCA) |
| Arrival Airport | General Edward Lawrence Logan International Airport (BOS) |
| Cabin Classes Available | Economy Class, Premium Economy, Business Class, First Class |
| Direct Flights | NO |
| Common Airlines | Delta Airlines, United Airlines, American Airlines, Alaska Airlines |
The route is serviced regularly by both full-service and budget airlines, catering to all types of travellers — from those looking for no-frills budget options to those preferring business and first-class comfort. If you're flying for business, early morning weekday flights are a great choice, while leisure travellers often opt for weekend and evening departures.