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$159+ Cheap flights from Montana to Boston (BOS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — BOS
Apr 20 — Apr 271
Mon 4/20
Mon 4/27
1 adult, Economy
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Cheap flight deals from Montana to Boston

Cheapest flights from Montana to Boston
Explore the most affordable flight options available from Montana to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 21, 2026.

This United Airlines deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/184:05 pm
BZN
-
BOS
1 stop7h 00m
United Airlines
Tue 8/256:00 am
BOS
-
BZN
1 stop8h 08m
United Airlines
Deal found 3/20$317
This Delta deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/286:18 pm
MSO
-
BOS
1 stop9h 42m
Delta
Sat 5/23:10 pm
BOS
-
MSO
1 stop6h 52m
Delta
Deal found 3/16$317
This American Airlines deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/221:22 pm
BZN
-
BOS
1 stop8h 53m
American Airlines
Mon 5/257:00 am
BOS
-
BZN
1 stop10h 26m
American Airlines
Deal found 3/19$327
This United Airlines deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:37 pm
BZN
-
BOS
1 stop7h 05m
United Airlines
Tue 11/312:30 pm
BOS
-
BZN
2 stops10h 37m
United Airlines
Deal found 3/20$332
This American Airlines deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2212:02 pm
BZN
-
BOS
1 stop9h 08m
American Airlines
Sat 8/296:45 am
BOS
-
BZN
1 stop10h 35m
American Airlines
Deal found 3/16$337
This Delta deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/22:16 pm
FCA
-
BOS
1 stop7h 20m
Delta
Wed 5/65:50 am
BOS
-
FCA
1 stop10h 04m
Delta
Deal found 3/16$337
This Super.com deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/2512:37 pm
BZN
-
BOS
Nonstop4h 29m
JetBlue
Fri 7/38:43 am
BOS
-
BZN
Nonstop4h 59m
JetBlue
Deal found 3/20$342
This American Airlines deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/211:43 pm
BZN
-
BOS
1 stop8h 21m
American Airlines
Thu 4/236:00 am
BOS
-
BZN
1 stop8h 53m
American Airlines
Deal found 3/17$347
This Delta deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/12:49 pm
FCA
-
BOS
1 stop6h 46m
Delta
Wed 5/65:50 am
BOS
-
FCA
1 stop10h 04m
Delta
Deal found 3/16$347
This Delta deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/22:16 pm
FCA
-
BOS
1 stop7h 20m
Delta
Tue 5/55:50 am
BOS
-
FCA
1 stop10h 04m
Delta
Deal found 3/16$348
This Expedia deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/912:34 pm
BIL
-
BOS
1 stop15h 19m
Alaska Airlines
Mon 4/137:15 am
BOS
-
BIL
1 stop18h 43m
Alaska Airlines
Deal found 3/18$349
This Delta deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/131:45 pm
BZN
-
BOS
1 stop6h 35m
Delta
Tue 8/187:10 am
BOS
-
BZN
1 stop7h 19m
Delta
Deal found 3/20$352

Find flight deals from Montana to Boston

Keep the following information in mind while searching for Montana to Boston flight deals. Data was last updated March 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$317
(United Airlines)

One-way from

$159
(KAYAK)

Popular in

November

Cheapest in

February

Average price

$317

Good round-trip deal

$296 or less

Good one-way deal

$289 or less
Provider with most accurate pricing for Bozeman Gallatin Field-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Bozeman Gallatin Field-Boston Logan Intl flights.
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From Montana to Boston Logan Intl
Search Deals
One-way flight from Montana to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($58 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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Price to beat on a round-trip flight from Montana to Boston Logan Intl.
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Price to beat on a one-way flight from Montana to Boston Logan Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Montana 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, Cheapflights users made 2,558,603 searches. Data last updated March 21, 2026.
Use the filters below to find and compare flights from Montana to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MissoulaBoston

MSO - BOS

MSOBOS

Missoula Johnson-Bell Field

Wed 5/6

6:18 pm-6:00 am

1 stop9h 42m

Boston Logan Intl

Wed 5/13

2:33 pm-12:22 am

2 stops11h 49m

$322

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Fri 5/1

2:49 pm-11:35 pm

1 stop6h 46m

Boston Logan Intl

Wed 5/6

5:50 am-1:54 pm

1 stop10h 04m

$347

BozemanBoston

BZN - BOS

BZNBOS

Bozeman Gallatin Field

Sun 9/13

4:00 pm-6:02 am

1 stop12h 02m

Boston Logan Intl

Sun 9/20

10:30 am-1:09 pm

1 stop28h 39m

$367

BozemanBoston

BZN - BOS

BZNBOS

Bozeman Gallatin Field

Tue 4/7

2:01 pm-11:49 pm

1 stop7h 48m

Boston Logan Intl

Sat 4/11

5:50 am-1:06 pm

1 stop9h 16m

$367

BozemanBoston

BZN - BOS

BZNBOS

Bozeman Gallatin Field

Thu 4/30

6:34 pm-6:00 am

1 stop9h 26m

Boston Logan Intl

Sun 5/10

5:51 am-12:28 pm

1 stop8h 37m

$367

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Wed 4/29

6:35 am-5:42 pm

1 stop9h 07m

Boston Logan Intl

Tue 5/5

4:33 pm-11:51 pm

1 stop9h 18m

$369

MissoulaBoston

MSO - BOS

MSOBOS

Missoula Johnson-Bell Field

Wed 5/6

6:18 pm-6:00 am

1 stop9h 42m

Boston Logan Intl

Mon 5/11

2:33 pm-11:40 pm

2 stops11h 07m

$374

BozemanBoston

BZN - BOS

BZNBOS

Bozeman Gallatin Field

Fri 4/3

3:04 pm-6:39 am

1 stop13h 35m

Boston Logan Intl

Fri 4/10

6:00 am-1:10 pm

1 stop9h 10m

$386

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Wed 4/1

6:25 am-7:46 pm

2 stops11h 21m

Boston Logan Intl

Tue 4/7

3:10 pm-8:19 pm

1 stop7h 09m

$394

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Wed 4/1

5:56 pm-6:10 am

1 stop10h 14m

Boston Logan Intl

Sun 4/5

5:35 am-5:15 pm

2 stops13h 40m

$394

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/16

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Montana to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Montana with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Montana to Boston

What is the cheapest month to book a flight from Montana to Boston?

Currently, March is the cheapest month in which you can book a flight from Montana to Boston (average of $148). Flying from Montana to Boston in January is currently the most expensive (average of $323). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MT to BOS?

Find hourly flight availability from Montana to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 21, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Montana to Boston as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Montana to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Boston from Montana?

    Boston Logan Intl (BOS) is the airport you will fly into if you book a flight from Montana to Boston. It is only a 2.6 mi journey from Logan Intl (BOS) to Boston’s city center.

  • How popular is this Montana to Boston flight route?

    Flights from Montana to Boston Logan Intl have been viewed 2 times in the past calendar month.

  • How long is the flight from Montana to Boston?

    Delta, Alaska Airlines, and United Airlines can get you from Montana to Boston in just under 6h 46m. Your travel time can differ by up to 5h 16m. Airlines will cover a distance of 2110 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Montana to Boston one-way?

    One-way options have recently been found by users for as low as $139 on Alaska Airlines. Other airlines that offer cheap prices include JetBlue from $140 and Southwest from $142 one-way.

  • What are the most popular routes from Montana to Boston?

    When deciding which route to take from Montana to Boston consider Bozeman Gallatin Field - Boston Logan Intl, Kalispell Glacier Park - Boston Logan Intl or Missoula Johnson-Bell Field - Boston Logan Intl as they are the most popular.

  • What are the most reliable airlines from Montana to Boston?

    No one likes to see their flight delayed. When booking a flight from Montana to Boston consider choosing KLM (100%), TAP AIR PORTUGAL (80%) or Turkish Airlines (75%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Montana to Boston?

    While on average a flight from Montana to Boston is generally $412, our data shows the cheapest flight currently is $153. When looking at the most popular route, (Bozeman Gallatin Field - Boston Logan Intl), you can expect to pay $317 for that flight.

  • Can I find deals for flights from Montana to Boston that include hotel bookings?

    Yes. In addition to deals on Montana to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montana to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montana to Boston.

  • Can I find deals for business class flights from Montana to Boston?

    Yes. Cheapflights offers flight deals from Montana to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Montana to Boston?

    Currently, March is the cheapest month in which you can book a flight from Montana to Boston (average of $148). Flying from Montana to Boston in January is currently the most expensive (average of $323). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Medford
Cambridge
Concord
Hampton Beach
Watertown
Seekonk
Brockton
Seabrook
Cranston
Chelsea
Smithfield
Lincoln
Warwick
Peabody
Waltham
York Beach
Londonderry
Swansea
Old Orchard Beach
Quincy

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Top 6 airlines flying from Montana to Boston

Discover the top 6 airlines that operate flights from Montana to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$198Average$343FlexibilityNo cancel feeOn-time62%
DeltaCheapest$198Average$471FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$219Average$591FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$231Average$410FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$234Average$460FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$369Average$637FlexibilityNo cancel feeOn-time75%

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