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$139+ 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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — BOS
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
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 December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/15. 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 12/3111:29 amBZN - BOS
2 stops10h 25mUnited Airlines
Thu 1/83:15 pmBOS - BZN
1 stop8h 18mUnited Airlines
Deal found 12/15$329
This Delta deal was found by Cheapflights users on 12/15. 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 12/231:25 pmBZN - BOS
Nonstop4h 30mDelta
Fri 1/29:15 amBOS - BZN
Nonstop5h 15mDelta
Deal found 12/15$367
This Delta deal was found by Cheapflights users on 12/16. 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.
Sun 12/283:20 pmBZN - BOS
1 stop7h 47mDelta
Fri 1/29:15 amBOS - BZN
Nonstop5h 15mDelta
Deal found 12/16$397
This American Airlines deal was found by Cheapflights users on 12/16. 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.
Wed 12/311:34 pmBZN - BOS
2 stops16h 28mAmerican Airlines
Sun 1/45:30 amBOS - BZN
1 stop9h 16mAmerican Airlines
Deal found 12/16$430
This Delta deal was found by Cheapflights users on 12/15. 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.
Sun 12/211:25 pmBZN - BOS
Nonstop4h 30mDelta
Sat 1/36:00 amBOS - BZN
1 stop8h 54mDelta
Deal found 12/15$452
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/232:38 pmMSO - BOS
1 stop6h 57mUnited Airlines
Fri 1/29:30 amBOS - MSO
1 stop8h 40mUnited Airlines
Deal found 12/16$521
This Delta deal was found by Cheapflights users on 12/16. 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.
Wed 12/245:20 amMSO - BOS
2 stops14h 42mDelta
Fri 1/24:35 pmBOS - MSO
2 stops9h 58mDelta
Deal found 12/16$531
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:00 amMSO - BOS
2 stops14h 48mUnited Airlines
Thu 1/19:30 amBOS - MSO
2 stops14h 11mUnited Airlines
Deal found 12/16$591
This Delta deal was found by Cheapflights users on 12/16. 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 12/236:15 pmMSO - BOS
2 stops13h 54mDelta
Fri 1/24:35 pmBOS - MSO
2 stops9h 58mDelta
Deal found 12/16$616
This Delta deal was found by Cheapflights users on 12/16. 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 12/265:20 amMSO - BOS
1 stop10h 05mDelta
Thu 1/13:15 pmBOS - MSO
1 stop7h 25mDelta
Deal found 12/16$716
This United Airlines deal was found by Cheapflights users on 12/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/286:35 amBIL - BOS
1 stop15h 00mUnited Airlines
Fri 1/28:55 pmBOS - BIL
1 stop14h 54mUnited Airlines
Deal found 12/17$730
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Sat 12/276:35 amBIL - BOS
1 stop21h 23mUnited Airlines
Sat 1/36:01 amBOS - BIL
2 stops17h 23mUnited Airlines
Deal found 12/15$760

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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$287
(American Airlines)

One-way from

$139
(Delta)

Popular in

November

Cheapest in

July

Average price

$402

Good round-trip deal

$277 or less

Good one-way deal

$183 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
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One-way flight from Montana to Boston Logan Intl
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Highest demand for flights based on searches. 9% potential increase in price ($41 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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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 December 18, 2025.
Use the filters below to find and compare flights from Montana to Boston that are best for you.

Fly from

Montana

Fly to

Boston

Route

Depart

Return

Price

BozemanBoston

BZN - BOS

BZNBOS

Bozeman Gallatin Field

Fri 1/16

7:00 am-8:11 pm

2 stops11h 11m

Boston Logan Intl

Fri 1/23

2:43 pm-10:02 pm

1 stop9h 19m

$292

BozemanBoston

BZN - BOS

BZNBOS

Bozeman Gallatin Field

Thu 1/29

1:42 pm-11:44 pm

1 stop8h 02m

Boston Logan Intl

Mon 2/2

11:00 am-10:02 pm

2 stops13h 02m

$295

BozemanBoston

BZN - BOS

BZNBOS

Bozeman Gallatin Field

Thu 3/12

11:50 am-6:15 pm

Nonstop4h 25m

Boston Logan Intl

Tue 3/17

7:30 am-10:39 am

Nonstop5h 09m

$296

BozemanBoston

BZN - BOS

BZNBOS

Bozeman Gallatin Field

Tue 2/17

7:00 am-11:59 pm

1 stop14h 59m

Boston Logan Intl

Tue 2/24

7:00 am-2:08 pm

1 stop9h 08m

$296

BozemanBoston

BZN - BOS

BZNBOS

Bozeman Gallatin Field

Thu 1/29

2:00 pm-11:52 pm

1 stop7h 52m

Boston Logan Intl

Wed 2/4

7:15 am-2:20 pm

1 stop9h 05m

$297

BozemanBoston

BZN - BOS

BZNBOS

Bozeman Gallatin Field

Wed 12/31

11:29 am-11:54 pm

2 stops10h 25m

Boston Logan Intl

Thu 1/8

3:15 pm-9:33 pm

1 stop8h 18m

$329

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Fri 1/16

2:42 pm-11:46 pm

1 stop7h 04m

Boston Logan Intl

Fri 1/23

3:15 pm-9:59 pm

1 stop8h 44m

$338

BozemanBoston

BZN - BOS

BZNBOS

Bozeman Gallatin Field

Fri 1/30

12:00 pm-11:54 pm

1 stop9h 54m

Boston Logan Intl

Fri 2/6

5:20 pm-2:09 pm

2 stops22h 49m

$340

BozemanBoston

BZN - BOS

BZNBOS

Bozeman Gallatin Field

Wed 1/28

7:40 am-8:50 pm

2 stops11h 10m

Boston Logan Intl

Fri 1/30

1:20 pm-10:15 pm

2 stops10h 55m

$342

BozemanBoston

BZN - BOS

BZNBOS

Bozeman Gallatin Field

Thu 1/29

7:40 am-8:50 pm

2 stops11h 10m

Boston Logan Intl

Wed 2/4

2:40 pm-10:15 pm

2 stops9h 35m

$351

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 60 results
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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, February is the cheapest month in which you can book a flight from Montana to Boston (average of $149). Flying from Montana to Boston in November is currently the most expensive (average of $298). 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 December 18, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 28% on flights from Montana to Boston by exploring options for tickets in the afternoon.

How much does it cost to fly round-trip from Montana to Boston?

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 long is the flight from Montana to Boston?

    American Airlines, JetBlue, and Alaska Airlines can get you from Montana to Boston in just under 4h 25m. Your travel time can differ by up to 10h 34m. Airlines will cover a distance of 1984 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 United Airlines 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, Missoula Johnson-Bell Field - Boston Logan Intl or Great Falls - Boston Logan Intl as they are the most popular.

  • What are the cheapest flights from Montana to Boston?

    While on average a flight from Montana to Boston is generally $290, our data shows the cheapest flight currently is $138. When looking at the most popular route, (Bozeman Gallatin Field - Boston Logan Intl), you can expect to pay $287 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, February is the cheapest month in which you can book a flight from Montana to Boston (average of $149). Flying from Montana to Boston in November is currently the most expensive (average of $298). 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
Cambridge
Medford
Hampton Beach
Watertown
Seabrook
Seekonk
Brockton
Cranston
Lincoln
Lowell
Smithfield
Peabody
Quincy
York Beach
Warwick
Londonderry
Swansea
Old Orchard Beach
Waltham
Chelsea

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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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$203Average$528FlexibilityNo cancel feeOn-time75%
JetBlueCheapest$208Average$393FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$231Average$450FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$234Average$424FlexibilityNo cancel feeOn-time63%
DeltaCheapest$235Average$477FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$296Average$592FlexibilityNo cancel feeOn-time69%

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