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$149+ Cheap flights from Kalispell (FCA) to New Hampshire

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/13. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — MHT
Mar 7 — Mar 141
Sat 3/7
Sat 3/14
1 adult, Economy
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Cheap flight deals from Kalispell to New Hampshire

Cheapest flights from Kalispell to New Hampshire
Explore the most affordable flight options available from Kalispell to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 5, 2026.

This Alaska Airlines deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2712:51 pm
FCA
-
BOS
1 stop9h 14m
Alaska Airlines
Sat 10/317:20 am
BOS
-
FCA
1 stop10h 15m
Alaska Airlines
Deal found 2/4$297
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:59 am
FCA
-
BOS
1 stop8h 20m
Delta
Sat 10/312:55 pm
BOS
-
FCA
2 stops12h 51m
Delta
Deal found 2/2$314
This Alaska Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/224:15 pm
FCA
-
BOS
1 stop11h 47m
Alaska Airlines
Sat 10/36:00 am
BOS
-
FCA
1 stop9h 20m
Alaska Airlines
Deal found 2/2$329
This Alaska Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:28 pm
FCA
-
BOS
1 stop9h 44m
Alaska Airlines
Wed 5/136:00 am
BOS
-
FCA
1 stop12h 57m
Alaska Airlines
Deal found 2/3$361
This Alaska Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/11:43 pm
FCA
-
BOS
1 stop8h 16m
Alaska Airlines
Tue 5/59:00 am
BOS
-
FCA
1 stop11h 48m
Alaska Airlines
Deal found 2/5$370
This United Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/112:35 pm
FCA
-
PWM
1 stop7h 23m
United Airlines
Mon 6/86:00 am
PWM
-
FCA
1 stop7h 41m
United Airlines
Deal found 2/5$377
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/282:49 pm
FCA
-
BOS
1 stop6h 51m
Delta
Wed 5/136:10 am
BOS
-
FCA
1 stop8h 30m
Delta
Deal found 2/2$378
This Expedia deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/22:10 pm
FCA
-
BOS
1 stop7h 55m
Alaska Airlines
Sat 10/106:00 am
BOS
-
FCA
1 stop9h 20m
Alaska Airlines
Deal found 2/3$379
This United Airlines deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:31 am
FCA
-
PWM
1 stop7h 18m
United Airlines
Sat 10/313:35 pm
PWM
-
FCA
1 stop7h 55m
United Airlines
Deal found 2/4$409
This American Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/21:25 pm
FCA
-
PWM
1 stop8h 48m
American Airlines
Sat 10/107:14 am
PWM
-
FCA
1 stop7h 14m
American Airlines
Deal found 2/3$519
This United Airlines deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:31 am
FCA
-
MHT
2 stops30h 32m
United Airlines
Sat 10/319:40 am
MHT
-
FCA
2 stops13h 50m
United Airlines
Deal found 2/4$564
This Alaska Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:33 am
FCA
-
PWM
2 stops14h 51m
Alaska Airlines
Sat 10/312:10 pm
PWM
-
FCA
2 stops11h 49m
Alaska Airlines
Deal found 2/2$589

Find flight deals from Kalispell to New Hampshire

Keep the following information in mind while searching for Kalispell to New Hampshire flight deals. Data was last updated February 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$338
(Delta)

One-way from

$149
(Delta)

Popular in

July

Cheapest in

December

Average price

$527
Provider with most accurate pricing for Kalispell Glacier Park-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kalispell Glacier Park-Boston Logan Intl flights.
Search Deals
From Kalispell Glacier Park to New Hampshire
Search Deals
One-way flight from Kalispell Glacier Park to New Hampshire
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kalispell to New Hampshire that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 5, 2026.
Use the filters below to find and compare flights from Kalispell to New Hampshire that are best for you.

Fly from

Kalispell

Fly to

New Hampshire

Route

Depart

Return

Price

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Fri 5/1

2:49 pm-11:40 pm

1 stop6h 51m

Boston Logan Intl

Tue 5/5

5:50 am-1:54 pm

1 stop10h 04m

$338

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Tue 4/28

2:49 pm-11:40 pm

1 stop6h 51m

Boston Logan Intl

Wed 5/13

8:35 am-5:33 pm

2 stops10h 58m

$343

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Tue 4/28

7:28 pm-7:12 am

1 stop9h 44m

Boston Logan Intl

Wed 5/13

6:00 am-4:57 pm

1 stop12h 57m

$361

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Fri 5/1

1:43 pm-11:59 pm

1 stop8h 16m

Boston Logan Intl

Tue 5/5

9:00 am-6:48 pm

1 stop11h 48m

$370

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

Mon 6/1

12:35 pm-9:58 pm

1 stop7h 23m

Portland

Mon 6/8

6:00 am-11:41 am

1 stop7h 41m

$377

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Thu 4/30

6:10 pm-6:00 am

1 stop9h 50m

Boston Logan Intl

Mon 5/4

5:50 am-1:54 pm

1 stop10h 04m

$459

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Fri 5/1

6:00 am-10:28 am

2 stops26h 28m

Boston Logan Intl

Tue 5/5

10:45 am-9:57 pm

2 stops13h 12m

$506

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

Tue 2/17

6:00 am-9:09 pm

2 stops13h 09m

Portland

Sat 2/21

5:45 am-1:34 pm

2 stops9h 49m

$1,319

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Fri 3/6

7:53 pm-6:54 am

1 stop9h 01m

$149

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Thu 3/5

3:20 pm-11:50 pm

1 stop6h 30m

$149

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 22 results
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Best time to book a flight from Kalispell to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire from Kalispell with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Kalispell to New Hampshire
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Kalispell to New Hampshire. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Kalispell to New Hampshire?

    Most people fly from Kalispell Glacier Park (FCA) if they book a flight from Kalispell to New Hampshire. Kalispell Glacier Park is conveniently located just 8.4 mi from Kalispell’s city center.

  • How long is the flight from Kalispell to New Hampshire?

    For as low as $338, Delta can have you in New Hampshire from Kalispell in 6h 51m. Kalispell and New Hampshire are separated by a distance of 2110 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Kalispell to New Hampshire?

    While some choose either Kalispell Glacier Park - Manchester or Kalispell Glacier Park - Portland, Kalispell Glacier Park - Boston Logan Intl is the most popular route from Kalispell to New Hampshire.

  • Can I find deals for flights from Kalispell to New Hampshire that include hotel bookings?

    Yes. In addition to deals on Kalispell to New Hampshire flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kalispell to New Hampshire?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kalispell to New Hampshire.

  • Can I find deals for business class flights from Kalispell to New Hampshire?

    Yes. Cheapflights offers flight deals from Kalispell to New Hampshire by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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