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Cheap flights from Great Falls to Boston from $562

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Great Falls to Boston departing on 9/5. 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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0 bags

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Find the cheapest flights from Great Falls to Boston

Cheap round-trip flights

United Airlines Logo
2:35 pm - 10:42 amGTF-MHT
18h 07m2 stops
United Airlines Logo
9:40 am - 9:28 pmMHT-GTF
13h 48m2 stops
$562United Airlines
Find Deal
Fri, Sep 5 - Tue, Sep 9
United Airlines Logo
2:35 pm - 3:02 pmGTF-MHT
22h 27m2 stops
United Airlines Logo
1:30 pm - 9:28 pmMHT-GTF
33h 58m2 stops
$806United Airlines
Find Deal
Thu, Sep 4 - Mon, Sep 8
United Airlines Logo
2:35 pm - 10:42 amGTF-MHT
18h 07m3 stops
United Airlines Logo
9:40 am - 9:28 pmMHT-GTF
13h 48m3 stops
$1,293United Airlines
Find Deal
Thu, Sep 4 - Mon, Sep 8

United Airlines flights from Great Falls to Manchester, New Hampshire

Our best United Airlines deals on Great Falls to Manchester, New Hampshire flight tickets
United Airlines
Sep 5
GTF2:35 pmGreat Falls
18h 07m
2 stops
MHT10:42 amManchester
Sep 9
MHT9:40 amManchester
13h 48m
2 stops
GTF9:28 pmGreat Falls
$562
Find similar
United Airlines
Sep 4
GTF2:35 pmGreat Falls
22h 27m
2 stops
MHT3:02 pmManchester
Sep 8
MHT1:30 pmManchester
33h 58m
2 stops
GTF9:28 pmGreat Falls
$806
Find similar
United Airlines
Sep 4
GTF2:35 pmGreat Falls
18h 07m
3 stops
MHT10:42 amManchester
Sep 8
MHT9:40 amManchester
13h 48m
3 stops
GTF9:28 pmGreat Falls
$1,293
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Great Falls to Manchester, 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 August 21, 2025.
Use the filters below to find and compare flights from Great Falls to Manchester, New Hampshire that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Great FallsManchester

GTF - MHT

GTFMHT

Great Falls

Fri 9/5

2:35 pm-10:42 am

2 stops18h 07m

Manchester

Tue 9/9

9:40 am-9:28 pm

2 stops13h 48m

$562

Great FallsManchester

GTF - MHT

GTFMHT

Great Falls

Thu 9/4

2:35 pm-3:02 pm

2 stops22h 27m

Manchester

Mon 9/8

1:30 pm-9:28 pm

2 stops33h 58m

$806

Great FallsManchester

GTF - MHT

GTFMHT

Great Falls

Thu 9/4

2:35 pm-10:42 am

3 stops18h 07m

Manchester

Mon 9/8

9:40 am-9:28 pm

3 stops13h 48m

$1,293

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Great Falls to Manchester, New Hampshire

Are you open to changing your travel dates? Check out the ideal times to fly from Great Falls to Manchester, New Hampshire according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Great Falls to Manchester, New Hampshire (GTF to MHT) flight deals and tips

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

Direct flights

None
There are no direct flights from Great Falls to Manchester, New Hampshire. There are no popular flight routes from Great Falls to Manchester, New Hampshire.
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  • How far is Great Falls to Manchester by plane?

    The straight-line distance from Great Falls to Manchester is 1939.9 mi. By plane, this route typically takes 18h 07m.

  • When did momondo last update prices for flights from Great Falls Airport to Manchester Airport?

    Prices for flights from Great Falls Airport to Manchester Airport were last updated today.

  • How old do you have to be to fly from Great Falls Airport to Manchester Airport?

    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 Manchester Airport.

  • What documentation or ID do you need to fly to Manchester Airport?

    The travel and health documents you'll need for your trip to Manchester Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Manchester Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Great Falls to Manchester, New Hampshire?

    Price Alerts will notify you by email when the price for flights to Manchester, New Hampshire from Great Falls decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Great Falls to Manchester, New Hampshire with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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Book flights to Boston if you plan to visit one of these locations
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Why use momondo?

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

Finding the right flight to Manchester from Great Falls is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Manchester quick and easy, saving you time and money.

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

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

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

Once all potential Great Falls to Manchester flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Manchester, momondo offers a useful price alert feature which will track prices for flights to Manchester from Great Falls and alert you when they change.

An easier way to manage your Manchester, New Hampshire trip

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