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Cheap flights from Kalispell to New Hampshire from $297

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Kalispell to New Hampshire departing on 4/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Kalispell to New Hampshire

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:59 pm - 6:10 am
FCA
-
BOS
10h 11m1 stop
Delta Logo
5:40 am - 1:45 pm
BOS
-
FCA
10h 05m1 stop
$297Delta
Mon, Apr 6 - Mon, Apr 13
Delta Logo
5:54 pm - 6:05 am
FCA
-
BOS
10h 11m1 stop
Delta Logo
5:29 am - 2:22 pm
BOS
-
FCA
10h 53m2 stops
$302Delta
Sun, Jan 11 - Sun, Jan 18
United Airlines Logo
7:00 am - 11:46 pm
FCA
-
BOS
14h 46m2 stops
United Airlines Logo
6:00 am - 1:36 pm
BOS
-
FCA
9h 36m2 stops
$372United Airlines
Sun, Jan 11 - Sun, Jan 18
United Airlines Logo
2:42 pm - 11:46 pm
FCA
-
BOS
7h 04m1 stop
United Airlines Logo
3:15 pm - 9:59 pm
BOS
-
FCA
8h 44m1 stop
$397United Airlines
Wed, Jan 21 - Sat, Jan 24
United Airlines Logo
2:42 pm - 11:46 pm
FCA
-
BOS
7h 04m1 stop
United Airlines Logo
10:30 am - 11:20 pm
BOS
-
FCA
14h 50m2 stops
$402United Airlines
Wed, Jan 21 - Sat, Jan 24
United Airlines Logo
6:00 am - 6:32 pm
FCA
-
BOS
10h 32m2 stops
United Airlines Logo
10:30 am - 11:20 pm
BOS
-
FCA
14h 50m2 stops
$407United Airlines
Wed, Jan 21 - Sat, Jan 24
United Airlines Logo
2:42 pm - 11:46 pm
FCA
-
BOS
7h 04m1 stop
United Airlines Logo
3:15 pm - 9:59 pm
BOS
-
FCA
8h 44m1 stop
$438United Airlines
Sun, Jan 11 - Sun, Jan 18
United Airlines Logo
6:00 am - 6:32 pm
FCA
-
BOS
10h 32m2 stops
United Airlines Logo
9:30 am - 9:59 pm
BOS
-
FCA
14h 29m2 stops
$439United Airlines
Wed, Jan 21 - Sat, Jan 24
Alaska Airlines Logo
6:42 pm - 7:12 am
FCA
-
BOS
10h 30m1 stop
Alaska Airlines Logo
6:00 am - 11:58 pm
BOS
-
FCA
19h 58m2 stops
$456Alaska Airlines
Mon, Apr 6 - Mon, Apr 13
Alaska Airlines Logo
6:25 am - 10:54 pm
FCA
-
PWM
14h 29m2 stops
Alaska Airlines Logo
12:46 pm - 11:58 pm
PWM
-
FCA
13h 12m2 stops
$558Alaska Airlines
Wed, Jan 21 - Sat, Jan 24

United Airlines flights from Kalispell to New Hampshire

Our best United Airlines deals on Kalispell to New Hampshire flight tickets
United Airlines
Jan 11
FCA7:00 amKalispell Glacier Park
14h 46m
2 stops
BOS11:46 pmBoston Logan Intl
Jan 18
BOS6:00 amBoston Logan Intl
9h 36m
2 stops
FCA1:36 pmKalispell Glacier Park
$372
Find similar
United Airlines
Jan 21
FCA2:42 pmKalispell Glacier Park
7h 04m
1 stop
BOS11:46 pmBoston Logan Intl
Jan 24
BOS3:15 pmBoston Logan Intl
8h 44m
1 stop
FCA9:59 pmKalispell Glacier Park
$397
Find similar
United Airlines
Jan 21
FCA6:00 amKalispell Glacier Park
7h 37m
1 stop
BOS3:37 pmBoston Logan Intl
Jan 24
BOS12:45 pmBoston Logan Intl
11h 14m
2 stops
FCA9:59 pmKalispell Glacier Park
$402
Find similar

Delta flights from Kalispell to New Hampshire

Our best Delta deals on Kalispell to New Hampshire flight tickets
Delta
Apr 6
FCA5:59 pmKalispell Glacier Park
10h 11m
1 stop
BOS6:10 amBoston Logan Intl
Apr 13
BOS5:40 amBoston Logan Intl
10h 05m
1 stop
FCA1:45 pmKalispell Glacier Park
$297
Find similar
Delta
Jan 11
FCA5:54 pmKalispell Glacier Park
10h 11m
1 stop
BOS6:05 amBoston Logan Intl
Jan 18
BOS5:29 amBoston Logan Intl
10h 53m
2 stops
FCA2:22 pmKalispell Glacier Park
$302
Find similar
Delta
Jan 6
FCA3:23 pmKalispell Glacier Park
6h 29m
1 stop
BOS11:52 pmBoston Logan Intl
Jan 11
BOS11:12 amBoston Logan Intl
13h 40m
2 stops
FCA10:52 pmKalispell Glacier Park
$594
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 15, 2025.
Use the filters below to find and compare flights from Kalispell to New Hampshire that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Mon 4/6

5:59 pm-6:10 am

1 stop10h 11m

Boston Logan Intl

Mon 4/13

5:40 am-1:45 pm

1 stop10h 05m

$297

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Sun 1/11

5:54 pm-6:05 am

1 stop10h 11m

Boston Logan Intl

Sun 1/18

5:29 am-2:22 pm

2 stops10h 53m

$302

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Sun 1/11

7:00 am-11:46 pm

2 stops14h 46m

Boston Logan Intl

Sun 1/18

6:00 am-1:36 pm

2 stops9h 36m

$372

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Wed 1/21

2:42 pm-11:46 pm

1 stop7h 04m

Boston Logan Intl

Sat 1/24

3:15 pm-9:59 pm

1 stop8h 44m

$397

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Wed 1/21

2:42 pm-11:46 pm

1 stop7h 04m

Boston Logan Intl

Sat 1/24

10:30 am-11:20 pm

2 stops14h 50m

$402

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Wed 1/21

6:00 am-6:32 pm

2 stops10h 32m

Boston Logan Intl

Sat 1/24

10:30 am-11:20 pm

2 stops14h 50m

$407

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Sun 1/11

2:42 pm-11:46 pm

1 stop7h 04m

Boston Logan Intl

Sun 1/18

3:15 pm-9:59 pm

1 stop8h 44m

$438

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Wed 1/21

6:00 am-6:32 pm

2 stops10h 32m

Boston Logan Intl

Sat 1/24

9:30 am-9:59 pm

2 stops14h 29m

$439

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Mon 4/6

6:42 pm-7:12 am

1 stop10h 30m

Boston Logan Intl

Mon 4/13

6:00 am-11:58 pm

2 stops19h 58m

$456

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

Wed 1/21

6:25 am-10:54 pm

2 stops14h 29m

Portland

Sat 1/24

12:46 pm-11:58 pm

2 stops13h 12m

$558

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to New Hampshire from

How to get the cheapest flight ticket from Kalispell to New Hampshire

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to New Hampshire?

The month of August is another great option to travel to New Hampshire, with average flight prices from Kalispell averaging around $448.

What is the cheapest day to depart on your flight to New Hampshire?

The cheapest day to depart on your flight to New Hampshire is on a Monday when prices can be found for as low as $503. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to New Hampshire is Sunday, with ticket prices averaging around $846.

What is the cheapest time of day to depart on your flight to New Hampshire?

According to our data, the cheapest time of day to fly to New Hampshire is at noon. momondo users have found flights departing from Kalispell to New Hampshire at noon for as low as $518. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the morning because they tend to be around $653. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap Kalispell to New Hampshire flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kalispell to New Hampshire

Fastest flight time

6h 26m

Direct flights

None
The fastest flight from Kalispell to New Hampshire takes 6h 26m
There are no direct flights from Kalispell to New Hampshire. There are no popular flight routes from Kalispell to New Hampshire.
Search flight deals

  • When did momondo last update prices for flights from Kalispell Glacier Park Airport to New Hampshire?

    Prices for flights from Kalispell Glacier Park Airport to New Hampshire are updated daily.

  • How many operators does momondo search for flights from Kalispell Glacier Park Airport to New Hampshire?

  • How old do you have to be to fly from Kalispell Glacier Park Airport to New Hampshire?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Kalispell Glacier Park Airport to New Hampshire.

  • What documentation or ID do you need to fly to New Hampshire?

    The travel and health documents required for your trip to New Hampshire can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at New Hampshire. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Kalispell to New Hampshire?

It is quick and easy to find Kalispell to New Hampshire flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to New Hampshire that suits you.

Can I find flights from Kalispell to New Hampshire with flexible booking policies on momondo?

Yes. All flights to New Hampshire from Kalispell on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Kalispell to New Hampshire?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Kalispell to New Hampshire.

I’m not ready to book a flight from Kalispell to New Hampshire right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Kalispell to New Hampshire flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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