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Cheap flights from Great Falls to Boston from $262

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 Boston departing on 7/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Great Falls to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:20 pm - 6:21 am
GTF
-
BOS
10h 01m
1 stop
Delta Logo
6:10 am - 12:27 pm
BOS
-
GTF
8h 17m
1 stop
$353Delta
Sat, May 9 - Sat, May 16
Delta Logo
6:20 pm - 7:35 am
GTF
-
BOS
11h 15m
2 stops
Delta Logo
6:10 am - 12:27 pm
BOS
-
GTF
8h 17m
1 stop
$401Delta
Sat, May 9 - Sat, May 16
Delta Logo
6:20 pm - 6:21 am
GTF
-
BOS
10h 01m
1 stop
Delta Logo
10:35 am - 5:39 pm
BOS
-
GTF
9h 04m
1 stop
$403Delta
Sun, May 31 - Tue, Jun 9
Delta Logo
6:20 pm - 6:21 am
GTF
-
BOS
10h 01m
1 stop
Delta Logo
6:00 am - 12:23 pm
BOS
-
GTF
8h 23m
1 stop
$433Delta
Sat, May 30 - Mon, Jun 8
Delta Logo
6:20 pm - 6:21 am
GTF
-
BOS
10h 01m
1 stop
Delta Logo
6:00 am - 12:23 pm
BOS
-
GTF
8h 23m
1 stop
$458Delta
Thu, Jun 4 - Thu, Jun 11
Delta Logo
6:20 pm - 7:35 am
GTF
-
BOS
11h 15m
2 stops
Delta Logo
1:10 pm - 10:26 pm
BOS
-
GTF
11h 16m
2 stops
$486Delta
Sat, May 9 - Sat, May 16
United Airlines Logo
12:30 pm - 9:39 am
GTF
-
BOS
19h 09m
1 stop
United Airlines Logo
8:36 pm - 9:19 pm
BOS
-
GTF
26h 43m
1 stop
$517United Airlines
Sat, May 30 - Mon, Jun 8
United Airlines Logo
12:30 pm - 9:39 am
GTF
-
BOS
19h 09m
1 stop
United Airlines Logo
8:05 pm - 1:33 pm
BOS
-
GTF
19h 28m
2 stops
$520United Airlines
Sat, May 30 - Mon, Jun 8
United Airlines Logo
2:29 pm - 9:39 am
GTF
-
BOS
17h 10m
2 stops
United Airlines Logo
8:05 pm - 1:33 pm
BOS
-
GTF
19h 28m
2 stops
$525United Airlines
Sat, May 30 - Mon, Jun 8
Alaska Airlines Logo
6:52 pm - 7:41 am
GTF
-
BOS
10h 49m
1 stop
Alaska Airlines Logo
7:00 pm - 6:15 pm
BOS
-
GTF
25h 15m
1 stop
$546Alaska Airlines
Thu, Jun 4 - Fri, Jun 19

Alaska Airlines flights from Great Falls to Boston

Our best Alaska Airlines deals on Great Falls to Boston flight tickets
Alaska Airlines
Feb 14
GTF6:28 pmGreat Falls
10h 26m
1 stop
BOS6:54 amBoston Logan Intl
Feb 22
BOS7:00 amBoston Logan Intl
11h 17m
1 stop
GTF4:17 pmGreat Falls
$468
Alaska Airlines
Jun 4
GTF6:52 pmGreat Falls
10h 49m
1 stop
BOS7:41 amBoston Logan Intl
Jun 19
BOS7:00 pmBoston Logan Intl
25h 15m
1 stop
GTF6:15 pmGreat Falls
$546
Alaska Airlines
May 31
GTF6:52 pmGreat Falls
10h 49m
1 stop
BOS7:41 amBoston Logan Intl
Jun 9
BOS6:00 amBoston Logan Intl
14h 12m
2 stops
GTF6:12 pmGreat Falls
$566

United Airlines flights from Great Falls to Boston

Our best United Airlines deals on Great Falls to Boston flight tickets
United Airlines
May 30
GTF12:30 pmGreat Falls
10h 29m
1 stop
BOS12:59 amBoston Logan Intl
Jun 8
BOS8:36 pmBoston Logan Intl
26h 43m
1 stop
GTF9:19 pmGreat Falls
$517
United Airlines
May 30
GTF12:30 pmGreat Falls
19h 09m
1 stop
BOS9:39 amBoston Logan Intl
Jun 8
BOS8:05 pmBoston Logan Intl
19h 28m
2 stops
GTF1:33 pmGreat Falls
$520
United Airlines
May 30
GTF2:29 pmGreat Falls
17h 10m
2 stops
BOS9:39 amBoston Logan Intl
Jun 8
BOS8:05 pmBoston Logan Intl
19h 28m
2 stops
GTF1:33 pmGreat Falls
$525

momondo Fare Finder

 
Customize your flight search to find flights from Great Falls to Boston 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 February 7, 2026.
Use the filters below to find and compare flights from Great Falls to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Great FallsBoston

GTF - BOS

GTFBOS

Great Falls

Sat 5/9

6:20 pm-6:21 am

1 stop10h 01m

Boston Logan Intl

Sat 5/16

6:10 am-12:27 pm

1 stop8h 17m

$353

Great FallsBoston

GTF - BOS

GTFBOS

Great Falls

Sat 5/9

6:20 pm-7:35 am

2 stops11h 15m

Boston Logan Intl

Sat 5/16

6:10 am-12:27 pm

1 stop8h 17m

$401

Great FallsBoston

GTF - BOS

GTFBOS

Great Falls

Sun 5/31

6:20 pm-6:21 am

1 stop10h 01m

Boston Logan Intl

Tue 6/9

10:35 am-5:39 pm

1 stop9h 04m

$403

Great FallsBoston

GTF - BOS

GTFBOS

Great Falls

Sat 5/30

6:20 pm-6:21 am

1 stop10h 01m

Boston Logan Intl

Mon 6/8

6:00 am-12:23 pm

1 stop8h 23m

$433

Great FallsBoston

GTF - BOS

GTFBOS

Great Falls

Thu 6/4

6:20 pm-6:21 am

1 stop10h 01m

Boston Logan Intl

Thu 6/11

6:00 am-12:23 pm

1 stop8h 23m

$458

Great FallsBoston

GTF - BOS

GTFBOS

Great Falls

Sat 5/9

6:20 pm-7:35 am

2 stops11h 15m

Boston Logan Intl

Sat 5/16

1:10 pm-10:26 pm

2 stops11h 16m

$486

Great FallsBoston

GTF - BOS

GTFBOS

Great Falls

Sat 5/30

12:30 pm-9:39 am

1 stop19h 09m

Boston Logan Intl

Mon 6/8

8:36 pm-9:19 pm

1 stop26h 43m

$517

Great FallsBoston

GTF - BOS

GTFBOS

Great Falls

Sat 5/30

12:30 pm-9:39 am

1 stop19h 09m

Boston Logan Intl

Mon 6/8

8:05 pm-1:33 pm

2 stops19h 28m

$520

Great FallsBoston

GTF - BOS

GTFBOS

Great Falls

Sat 5/30

2:29 pm-9:39 am

2 stops17h 10m

Boston Logan Intl

Mon 6/8

8:05 pm-1:33 pm

2 stops19h 28m

$525

Great FallsBoston

GTF - BOS

GTFBOS

Great Falls

Thu 6/4

6:52 pm-7:41 am

1 stop10h 49m

Boston Logan Intl

Fri 6/19

7:00 pm-6:15 pm

1 stop25h 15m

$546

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Boston from

How to get the cheapest flight ticket from Great Falls to Boston

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 airline that flies from Great Falls to Boston Logan Intl?

Delta is the most popular carrier operating from Great Falls to Boston Logan Intl

When to book flights from Great Falls to Boston

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

Cheap Great Falls to Boston (GTF to BOS) flight deals and tips

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

Fastest flight time

7h 19m

Direct flights

None
The fastest flight from Great Falls to Boston takes 7h 19m
There are no direct flights from Great Falls to Boston. There are no popular flight routes from Great Falls to Boston.
Search flight deals

  • How far is Great Falls to Boston Logan Intl by plane?

    A flight from Great Falls to Boston Logan Intl will travel around 1976.0 mi. Typically, this will take 7h 19m by plane in normal conditions.

  • When did momondo last update prices for flights from Great Falls Airport to Boston Logan Intl Airport?

    Prices for flights from Great Falls Airport to Boston Logan Intl Airport were last updated today.

  • How many operators does momondo search for flights from Great Falls Airport to Boston Logan Intl Airport?

  • How old do you have to be to fly from Great Falls Airport to Boston Logan Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Great Falls Airport to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The necessary travel and health documents for your Boston Logan Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Great Falls to Boston?

Best airlines flying from Great Falls to Boston

Compare and see reviews for airlines that fly from Great Falls to Boston with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $229Free CancellationRating
7.9
8,162 reviews
Search Delta flights
United AirlinesPriceFrom $440Free CancellationRating
7.4
9,245 reviews
Search United Airlines flights

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
York Beach
Kennebunkport
Plymouth
Cambridge
South Yarmouth
Narragansett
Gloucester
Falmouth
Nashua
Brockton
Laconia
Warwick
Sturbridge
Chatham
Concord

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Great Falls to Boston for you.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Boston from Great Falls.

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

If you are not ready to book a flight from Great Falls to Boston now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Boston and let you know when they change.

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