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$148+ 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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — MHT
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Cheap 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 November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$319
(United Airlines)

One-way from

$148
(Alaska Airlines)

Popular in

July

Cheapest in

January

Average price

$497
Provider with most accurate pricing for Kalispell Glacier Park-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Kalispell Glacier Park-Boston Logan Intl flights.
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From Kalispell Glacier Park to New Hampshire
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One-way flight from Kalispell Glacier Park to New Hampshire
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Highest demand for flights based on searches. 11% potential increase in price ($69 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find 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 November 3, 2025.

This Delta deal was found by Cheapflights users on 11/2. 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.
Mon 11/172:51 pmFCA - BOS
1 stop6h 56mDelta
Thu 11/205:50 amBOS - FCA
1 stop10h 06mDelta
Deal found 11/2$349
This Alaska Airlines deal was found by Cheapflights users on 10/31. 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 12/268:10 pmFCA - BOS
1 stop9h 38mAlaska Airlines
Fri 1/26:00 amBOS - FCA
1 stop9h 36mAlaska Airlines
Deal found 10/31$518
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Sun 11/166:10 amFCA - PWM
1 stop7h 39mUnited Airlines
Thu 11/203:20 pmPWM - FCA
1 stop8h 24mUnited Airlines
Deal found 11/1$551
This Delta deal was found by Cheapflights users on 11/1. 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.
Thu 11/205:00 amFCA - BOS
2 stops10h 08mDelta
Thu 11/2711:15 amBOS - FCA
2 stops13h 45mDelta
Deal found 11/1$559
This United Airlines deal was found by Cheapflights users on 11/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/206:10 amFCA - BOS
2 stops15h 32mUnited Airlines
Thu 11/277:25 amBOS - FCA
1 stop8h 11mUnited Airlines
Deal found 11/2$679
This Delta deal was found by Cheapflights users on 11/2. 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 11/255:00 amFCA - BOS
1 stop9h 10mDelta
Tue 12/25:45 amBOS - FCA
1 stop10h 11mDelta
Deal found 11/2$769
This United Airlines deal was found by Cheapflights users on 11/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1912:38 pmFCA - PWM
1 stop6h 51mUnited Airlines
Sat 12/274:10 pmPWM - FCA
1 stop21h 32mUnited Airlines
Deal found 11/3$1,657
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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.
Fri 12/196:05 amFCA - PWM
2 stops14h 50mAlaska Airlines
Sat 12/2712:21 pmPWM - FCA
2 stops13h 54mAlaska Airlines
Deal found 11/3$3,187

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 November 3, 2025.
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

Sat 1/17

7:00 am-11:49 pm

2 stops14h 49m

Boston Logan Intl

Mon 1/19

3:15 pm-9:59 pm

1 stop8h 44m

$319

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Fri 1/16

5:54 pm-6:05 am

1 stop10h 11m

Boston Logan Intl

Mon 1/19

9:40 pm-2:25 pm

2 stops18h 45m

$336

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Tue 3/10

6:40 am-4:46 pm

1 stop8h 06m

Boston Logan Intl

Wed 3/11

7:00 am-3:23 pm

1 stop10h 23m

$346

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Mon 11/17

2:51 pm-11:47 pm

1 stop6h 56m

Boston Logan Intl

Thu 11/20

5:50 am-1:56 pm

1 stop10h 06m

$349

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Fri 1/16

2:42 pm-11:46 pm

1 stop7h 04m

Boston Logan Intl

Mon 1/19

3:15 pm-9:59 pm

1 stop8h 44m

$397

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Tue 3/10

6:31 am-9:41 pm

2 stops13h 10m

Boston Logan Intl

Wed 3/11

10:57 am-9:38 pm

2 stops12h 41m

$459

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

Sun 11/16

6:10 am-3:49 pm

1 stop7h 39m

Portland

Thu 11/20

3:20 pm-9:44 pm

1 stop8h 24m

$551

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

Tue 4/7

5:20 am-9:59 pm

2 stops14h 39m

Portland

Wed 4/8

2:35 pm-5:46 pm

2 stops29h 11m

$568

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

Tue 4/7

6:31 am-9:27 pm

2 stops12h 56m

Portland

Wed 4/8

6:00 am-1:33 pm

3 stops33h 33m

$719

KalispellManchester

FCA - MHT

FCAMHT

Kalispell Glacier Park

Tue 4/7

6:40 am-10:32 pm

2 stops13h 52m

Manchester

Wed 4/8

12:32 pm-11:58 pm

2 stops13h 26m

$913

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

Showing 1-10 of 23 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 $346, United Airlines can have you in New Hampshire from Kalispell in 8h 06m. Kalispell and New Hampshire are separated by a distance of 2110 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Kalispell to New Hampshire one-way?

    For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as $148. Users have also found prices from $149 and $149 on United Airlines and Delta, respectively.

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

    While some choose either Kalispell Glacier Park - Portland or Kalispell Glacier Park - Manchester, 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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