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Cheap flights from Kalispell to New Hampshire from $160

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kalispell to New Hampshire departing on 10/28. 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

Alaska Airlines Logo
2:07 pm - 12:20 amFCA-BOS
8h 13m1 stop
Alaska Airlines Logo
4:46 pm - 1:27 pmBOS-FCA
22h 41m1 stop
$336Alaska Airlines
Find Deal
mié., oct. 29 - vie., oct. 31
United Airlines Logo
10:50 am - 12:50 amFCA-BOS
12h 00m2 stops
United Airlines Logo
7:25 am - 1:36 pmBOS-FCA
8h 11m1 stop
$342United Airlines
Find Deal
mié., oct. 8 - mié., nov. 5
United Airlines Logo
10:50 am - 12:50 amFCA-BOS
12h 00m2 stops
United Airlines Logo
5:30 am - 1:36 pmBOS-FCA
10h 06m2 stops
$347United Airlines
Find Deal
mié., oct. 8 - mié., nov. 5
Alaska Airlines Logo
2:07 pm - 12:20 amFCA-BOS
8h 13m1 stop
Alaska Airlines Logo
7:00 am - 1:27 pmBOS-FCA
32h 27m2 stops
$355Alaska Airlines
Find Deal
mié., oct. 29 - vie., oct. 31
United Airlines Logo
4:08 pm - 6:07 amFCA-BOS
11h 59m1 stop
United Airlines Logo
9:40 am - 9:33 pmBOS-FCA
13h 53m2 stops
$376United Airlines
Find Deal
mar., oct. 14 - mar., oct. 28
American Airlines Logo
1:14 pm - 10:21 amFCA-BOS
19h 07m1 stop
American Airlines Logo
6:57 am - 12:43 pmBOS-FCA
7h 46m1 stop
$396American Airlines
Find Deal
vie., oct. 17 - dom., oct. 19
American Airlines Logo
1:14 pm - 11:54 pmFCA-BOS
8h 40m1 stop
American Airlines Logo
5:24 am - 12:43 pmBOS-FCA
9h 19m1 stop
$398American Airlines
Find Deal
vie., oct. 17 - dom., oct. 19
American Airlines Logo
1:14 pm - 11:02 pmFCA-BOS
7h 48m1 stop
American Airlines Logo
5:24 am - 12:43 pmBOS-FCA
9h 19m1 stop
$399American Airlines
Find Deal
vie., oct. 17 - dom., oct. 19
Delta Logo
2:51 pm - 7:37 amFCA-BOS
14h 46m2 stops
Delta Logo
5:50 am - 1:56 pmBOS-FCA
10h 06m1 stop
$443Delta
Find Deal
dom., nov. 23 - vie., nov. 28
Delta Logo
3:00 pm - 11:59 pmFCA-BOS
6h 59m1 stop
Delta Logo
5:40 am - 1:51 pmBOS-FCA
10h 11m1 stop
$484Delta
Find Deal
mar., mar. 10 - mié., mar. 11

Alaska Airlines flights from Kalispell to New Hampshire

Our best Alaska Airlines deals on Kalispell to New Hampshire flight tickets
Alaska Airlines
Oct 29
FCA2:07 pmKalispell Glacier Park
8h 13m
1 stop
BOS12:20 amBoston Logan Intl
Oct 31
BOS4:46 pmBoston Logan Intl
22h 41m
1 stop
FCA1:27 pmKalispell Glacier Park
$336
Find similar
Alaska Airlines
Oct 29
FCA2:07 pmKalispell Glacier Park
8h 13m
1 stop
BOS12:20 amBoston Logan Intl
Oct 31
BOS7:00 amBoston Logan Intl
32h 27m
2 stops
FCA1:27 pmKalispell Glacier Park
$355
Find similar
Alaska Airlines
Nov 5
FCA6:33 amKalispell Glacier Park
8h 50m
1 stop
BOS5:23 pmBoston Logan Intl
Nov 5
BOS6:59 pmBoston Logan Intl
30h 58m
2 stops
FCA11:57 pmKalispell Glacier Park
$498
Find similar

American Airlines flights from Kalispell to New Hampshire

Our best American Airlines deals on Kalispell to New Hampshire flight tickets
American Airlines
Oct 17
FCA1:14 pmKalispell Glacier Park
19h 07m
1 stop
BOS10:21 amBoston Logan Intl
Oct 19
BOS6:57 amBoston Logan Intl
7h 46m
1 stop
FCA12:43 pmKalispell Glacier Park
$396
Find similar
American Airlines
Oct 17
FCA1:14 pmKalispell Glacier Park
8h 40m
1 stop
BOS11:54 pmBoston Logan Intl
Oct 19
BOS5:24 amBoston Logan Intl
9h 19m
1 stop
FCA12:43 pmKalispell Glacier Park
$398
Find similar
American Airlines
Oct 17
FCA1:14 pmKalispell Glacier Park
7h 48m
1 stop
BOS11:02 pmBoston Logan Intl
Oct 19
BOS5:24 amBoston Logan Intl
9h 19m
1 stop
FCA12:43 pmKalispell Glacier Park
$399
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 septiembre 24, 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

mié. 10/29

2:07 pm-12:20 am

1 stop8h 13m

Boston Logan Intl

vie. 10/31

4:46 pm-1:27 pm

1 stop22h 41m

$336

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

mié. 10/8

10:50 am-12:50 am

2 stops12h 00m

Boston Logan Intl

mié. 11/5

7:25 am-1:36 pm

1 stop8h 11m

$342

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

mié. 10/8

10:50 am-12:50 am

2 stops12h 00m

Boston Logan Intl

mié. 11/5

5:30 am-1:36 pm

2 stops10h 06m

$347

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

mié. 10/29

2:07 pm-12:20 am

1 stop8h 13m

Boston Logan Intl

vie. 10/31

7:00 am-1:27 pm

2 stops32h 27m

$355

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

mar. 10/14

4:08 pm-6:07 am

1 stop11h 59m

Boston Logan Intl

mar. 10/28

9:40 am-9:33 pm

2 stops13h 53m

$376

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

vie. 10/17

1:14 pm-10:21 am

1 stop19h 07m

Boston Logan Intl

dom. 10/19

6:57 am-12:43 pm

1 stop7h 46m

$396

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

vie. 10/17

1:14 pm-11:54 pm

1 stop8h 40m

Boston Logan Intl

dom. 10/19

5:24 am-12:43 pm

1 stop9h 19m

$398

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

vie. 10/17

1:14 pm-11:02 pm

1 stop7h 48m

Boston Logan Intl

dom. 10/19

5:24 am-12:43 pm

1 stop9h 19m

$399

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

dom. 11/23

2:51 pm-7:37 am

2 stops14h 46m

Boston Logan Intl

vie. 11/28

5:50 am-1:56 pm

1 stop10h 06m

$443

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

mar. 3/10

3:00 pm-11:59 pm

1 stop6h 59m

Boston Logan Intl

mié. 3/11

5:40 am-1:51 pm

1 stop10h 11m

$484

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 April is another great option to travel to New Hampshire, with average flight prices from Kalispell averaging around $454.

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

Direct flights

None
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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vie. 10/24
vie. 10/31
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