What is the cheapest airline that flies from Great Falls to New Hampshire?

United Airlines, Delta, and Alaska Airlines are the most popular carriers operating from Great Falls to New Hampshire

When did momondo last update prices for flights from Great Falls Airport to New Hampshire?

Prices for flights from Great Falls Airport to New Hampshire refresh daily.

How many operators does momondo search for flights from Great Falls Airport to New Hampshire?

As of August 2025, there are 2 operators available to choose from for flights from Great Falls Airport to New Hampshire.

How old do you have to be to fly from Great Falls 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 Great Falls Airport to New Hampshire.

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

The required travel and health documents for your New Hampshire trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at New Hampshire. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$323 Cheap Flights from Great Falls to New Hampshire in 2025

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Find the cheapest flights from Great Falls to New Hampshire

Round-trip

One-way

Cheap round-trip flights

6:11 pm - 6:25 amGTF-BOS

10h 14m1 stop

6:10 am - 12:25 pmBOS-GTF

8h 15m1 stop

$436Delta

Find Deal

Tue, Sep 16 - Tue, Sep 23

7:00 am - 3:50 pmGTF-BOS

6h 50m1 stop

11:59 am - 10:39 pmBOS-GTF

12h 40m2 stops

$441United Airlines

Find Deal

Wed, Oct 22 - Tue, Oct 28

7:00 am - 5:47 pmGTF-BOS

8h 47m2 stops

3:30 pm - 9:28 pmBOS-GTF

7h 58m1 stop

$446United Airlines

Find Deal

Tue, Sep 16 - Tue, Sep 23

7:00 am - 5:47 pmGTF-BOS

8h 47m2 stops

1:38 pm - 9:28 pmBOS-GTF

9h 50m2 stops

$451United Airlines

Find Deal

Tue, Sep 16 - Tue, Sep 23

6:15 pm - 11:59 pmGTF-BOS

27h 44m1 stop

9:00 am - 6:10 pmBOS-GTF

11h 10m1 stop

$467Alaska Airlines

Find Deal

Wed, Oct 22 - Tue, Oct 28

2:35 pm - 11:46 pmGTF-BOS

7h 11m1 stop

10:34 am - 9:11 pmBOS-GTF

12h 37m2 stops

$499United Airlines

Find Deal

Wed, Sep 24 - Wed, Oct 1

6:11 pm - 6:25 amGTF-BOS

10h 14m1 stop

6:10 am - 12:25 pmBOS-GTF

8h 15m1 stop

$500Delta

Find Deal

Wed, Sep 24 - Wed, Oct 1

2:35 pm - 11:01 amGTF-BOS

18h 26m2 stops

6:16 pm - 1:37 pmBOS-GTF

21h 21m2 stops

$519United Airlines

Find Deal

Fri, Sep 5 - Tue, Sep 9

6:11 pm - 6:25 amGTF-BOS

10h 14m1 stop

7:25 am - 5:27 pmBOS-GTF

12h 02m2 stops

$531Delta

Find Deal

Wed, Sep 24 - Wed, Oct 1

2:35 pm - 8:01 pmGTF-BOS

27h 26m1 stop

6:10 am - 9:28 pmBOS-GTF

17h 18m2 stops

$535United Airlines

Find Deal

Fri, Sep 5 - Tue, Sep 9

Delta flights from Great Falls to New Hampshire

Our best Delta deals on Great Falls to New Hampshire flight tickets

Delta

Sep 16

GTF6:11 pmGreat Falls

10h 14m

1 stop

BOS6:25 amBoston Logan Intl

Sep 23

BOS6:10 amBoston Logan Intl

8h 15m

1 stop

GTF12:25 pmGreat Falls

$436

Find similar

Delta

Sep 24

GTF6:11 pmGreat Falls

10h 14m

1 stop

BOS6:25 amBoston Logan Intl

Oct 1

BOS6:10 amBoston Logan Intl

8h 15m

1 stop

GTF12:25 pmGreat Falls

$500

Find similar

Delta

Sep 24

GTF6:11 pmGreat Falls

10h 14m

1 stop

BOS6:25 amBoston Logan Intl

Oct 1

BOS7:25 amBoston Logan Intl

12h 02m

2 stops

GTF5:27 pmGreat Falls

$531

Find similar

United Airlines flights from Great Falls to New Hampshire

Our best United Airlines deals on Great Falls to New Hampshire flight tickets

United Airlines

Oct 22

GTF7:00 amGreat Falls

6h 50m

1 stop

BOS3:50 pmBoston Logan Intl

Oct 28

BOS11:59 amBoston Logan Intl

12h 40m

2 stops

GTF10:39 pmGreat Falls

$441

Find similar

United Airlines

Sep 16

GTF7:00 amGreat Falls

8h 47m

2 stops

BOS5:47 pmBoston Logan Intl

Sep 23

BOS3:30 pmBoston Logan Intl

7h 58m

1 stop

GTF9:28 pmGreat Falls

$446

Find similar

United Airlines

Sep 16

GTF7:00 amGreat Falls

8h 47m

2 stops

BOS5:47 pmBoston Logan Intl

Sep 23

BOS1:38 pmBoston Logan Intl

9h 50m

2 stops

GTF9:28 pmGreat Falls

$451

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Great Falls to New Hampshire that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Great FallsBoston

GTF - BOS

GTFBOS

Great Falls

Tue 9/16

6:11 pm-6:25 am

1 stop10h 14m

Boston Logan Intl

Tue 9/23

6:10 am-12:25 pm

1 stop8h 15m

$436

Great FallsBoston

GTF - BOS

GTFBOS

Great Falls

Wed 10/22

7:00 am-3:50 pm

1 stop6h 50m

Boston Logan Intl

Tue 10/28

11:59 am-10:39 pm

2 stops12h 40m

$441

Great FallsBoston

GTF - BOS

GTFBOS

Great Falls

Tue 9/16

7:00 am-5:47 pm

2 stops8h 47m

Boston Logan Intl

Tue 9/23

3:30 pm-9:28 pm

1 stop7h 58m

$446

Great FallsBoston

GTF - BOS

GTFBOS

Great Falls

Tue 9/16

7:00 am-5:47 pm

2 stops8h 47m

Boston Logan Intl

Tue 9/23

1:38 pm-9:28 pm

2 stops9h 50m

$451

Great FallsBoston

GTF - BOS

GTFBOS

Great Falls

Wed 10/22

6:15 pm-11:59 pm

1 stop27h 44m

Boston Logan Intl

Tue 10/28

9:00 am-6:10 pm

1 stop11h 10m

$467

Great FallsBoston

GTF - BOS

GTFBOS

Great Falls

Wed 9/24

2:35 pm-11:46 pm

1 stop7h 11m

Boston Logan Intl

Wed 10/1

10:34 am-9:11 pm

2 stops12h 37m

$499

Great FallsBoston

GTF - BOS

GTFBOS

Great Falls

Wed 9/24

6:11 pm-6:25 am

1 stop10h 14m

Boston Logan Intl

Wed 10/1

6:10 am-12:25 pm

1 stop8h 15m

$500

Great FallsBoston

GTF - BOS

GTFBOS

Great Falls

Fri 9/5

2:35 pm-11:01 am

2 stops18h 26m

Boston Logan Intl

Tue 9/9

6:16 pm-1:37 pm

2 stops21h 21m

$519

Great FallsBoston

GTF - BOS

GTFBOS

Great Falls

Wed 9/24

6:11 pm-6:25 am

1 stop10h 14m

Boston Logan Intl

Wed 10/1

7:25 am-5:27 pm

2 stops12h 02m

$531

Great FallsBoston

GTF - BOS

GTFBOS

Great Falls

Fri 9/5

2:35 pm-8:01 pm

1 stop27h 26m

Boston Logan Intl

Tue 9/9

6:10 am-9:28 pm

2 stops17h 18m

$535

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Great Falls 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

Prices

Airlines

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 Saturday when prices can be found for as low as $600. 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 Monday, with ticket prices averaging around $783.

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 in the afternoon. momondo users have found flights departing from Great Falls to New Hampshire in the afternoon for as low as $510. 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 at noon because they tend to be around $807. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap Great Falls to New Hampshire flight deals and tips

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

Direct flights	None

There are no direct flights from Great Falls to New Hampshire. There are no popular flight routes from Great Falls to New Hampshire.

Search flight deals

When did momondo last update prices for flights from Great Falls Airport to New Hampshire?
Prices for flights from Great Falls Airport to New Hampshire refresh daily.
How many operators does momondo search for flights from Great Falls Airport to New Hampshire?
As of August 2025, there are 2 operators available to choose from for flights from Great Falls Airport to New Hampshire.
How old do you have to be to fly from Great Falls 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 Great Falls Airport to New Hampshire.
What documentation or ID do you need to fly to New Hampshire?
The required travel and health documents for your New Hampshire trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at New Hampshire. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Great Falls to New Hampshire. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Great Falls to New Hampshire flights to just show those with flexible booking policies.

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

Once you have performed a search for Great Falls to New Hampshire flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to New Hampshire from Great Falls are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your New Hampshire trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Tue 8/26

Tue 9/2

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Find better results for your trip to New Hampshire

Popular cities in New Hampshire

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Cheap flights from Great Falls to New Hampshire from $323

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Great Falls to New Hampshire departing on 9/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Great Falls to New Hampshire

Cheap round-trip flights

Cheap one-way flights

Delta flights from Great Falls to New Hampshire

Our best Delta deals on Great Falls to New Hampshire flight tickets

United Airlines flights from Great Falls to New Hampshire

Our best United Airlines deals on Great Falls to New Hampshire flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Great Falls to New Hampshire that are best for you.

See travel insights to New Hampshire from

How to get the cheapest flight ticket from Great Falls 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 day to depart on your flight to New Hampshire?

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

What is the cheapest airline that flies from Great Falls to New Hampshire?

United Airlines, Delta, and Alaska Airlines are the most popular carriers operating from Great Falls to New Hampshire

Cheap Great Falls to New Hampshire flight deals and tips

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

Direct flights

When did momondo last update prices for flights from Great Falls Airport to New Hampshire?

How many operators does momondo search for flights from Great Falls Airport to New Hampshire?

How old do you have to be to fly from Great Falls Airport to New Hampshire?

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

Why use momondo?

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

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

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

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

An easier way to manage your New Hampshire trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to New Hampshire

Popular cities in New Hampshire

Popular flights according to clicks in the last 7 days on momondo