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$153+ Cheap flights from Boston (BOS) to Montana

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BZN
May 17 — May 241
Sun 5/17
Sun 5/24
1 adult, Economy
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Cheap flight deals from Boston to Montana

Cheapest flights from Boston to Montana
Explore the most affordable flight options available from Boston to Montana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2026.

This American Airlines deal was found by Cheapflights users on 4/14. 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 7/76:00 am
BOS
-
BZN
1 stop11h 24m
American Airlines
Tue 7/146:44 am
BZN
-
BOS
1 stop10h 36m
American Airlines
Deal found 4/14$327
This American Airlines deal was found by Cheapflights users on 4/16. 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.
Tue 7/218:19 am
BOS
-
BZN
2 stops9h 49m
American Airlines
Wed 7/296:44 am
BZN
-
BOS
1 stop8h 11m
American Airlines
Deal found 4/16$332
This United Airlines deal was found by Cheapflights users on 4/13. 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 8/1812:30 pm
BOS
-
BZN
1 stop7h 53m
United Airlines
Fri 8/284:05 pm
BZN
-
BOS
1 stop7h 00m
United Airlines
Deal found 4/13$335
This Delta deal was found by Cheapflights users on 4/13. 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 6/138:15 am
BOS
-
BZN
Nonstop5h 06m
Delta
Sun 6/141:58 pm
BZN
-
BOS
Nonstop4h 27m
Delta
Deal found 4/13$337
This United Airlines deal was found by Cheapflights users on 4/12. 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 5/245:45 am
BOS
-
BZN
1 stop7h 04m
United Airlines
Tue 6/22:26 pm
BZN
-
BOS
2 stops8h 33m
United Airlines
Deal found 4/12$341
This American Airlines deal was found by Cheapflights users on 4/14. 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 8/268:35 am
BOS
-
BZN
1 stop9h 15m
American Airlines
Tue 9/11:33 pm
BZN
-
BOS
1 stop8h 29m
American Airlines
Deal found 4/14$342
This American Airlines deal was found by Cheapflights users on 4/14. 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 5/279:00 am
BOS
-
BZN
1 stop8h 26m
American Airlines
Wed 6/311:48 am
BZN
-
BOS
1 stop8h 26m
American Airlines
Deal found 4/14$347
This Delta deal was found by Cheapflights users on 4/16. 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 5/266:16 pm
BOS
-
BIL
1 stop6h 58m
Delta
Wed 6/106:43 pm
BIL
-
BOS
1 stop9h 22m
Delta
Deal found 4/16$349
This Expedia deal was found by Cheapflights users on 4/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/178:43 am
BOS
-
BZN
Nonstop4h 59m
Multiple Airlines
Sat 8/229:20 am
BZN
-
BOS
1 stop18h 29m
Multiple Airlines
Deal found 4/15$353
This Delta deal was found by Cheapflights users on 4/16. 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 10/38:00 am
BOS
-
BIL
2 stops13h 37m
Delta
Sat 10/106:25 pm
BIL
-
BOS
1 stop9h 46m
Delta
Deal found 4/16$354
This Delta deal was found by Cheapflights users on 4/12. 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.
Mon 8/175:40 am
BOS
-
BZN
1 stop6h 42m
Delta
Thu 8/271:45 pm
BZN
-
BOS
1 stop8h 07m
Delta
Deal found 4/12$357
This American Airlines deal was found by Cheapflights users on 4/14. 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 5/237:00 am
BOS
-
FCA
1 stop10h 00m
American Airlines
Sat 5/3012:25 pm
FCA
-
BOS
1 stop9h 39m
American Airlines
Deal found 4/14$357

Find flight deals from Boston to Montana

Keep the following information in mind while searching for Boston to Montana flight deals. Data was last updated April 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$327
(American Airlines)

One-way from

$153
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$464

Good round-trip deal

$348 or less

Good one-way deal

$218 or less
Provider with most accurate pricing for Boston Logan Intl-Bozeman Gallatin Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Bozeman Gallatin Field flights.
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From Boston Logan Intl to Montana
Search Deals
One-way flight from Boston Logan Intl to Montana
Search Deals
High demand for flights, 6% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Boston Logan Intl to Montana.
Search Deals
Price to beat on a one-way flight from Boston Logan Intl to Montana.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Montana 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 April 17, 2026.
Use the filters below to find and compare flights from Boston to Montana that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Tue 5/26

6:16 pm-11:14 pm

1 stop6h 58m

Billings Logan Intl

Wed 6/10

6:43 pm-6:05 am

1 stop9h 22m

$349

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Sat 10/3

8:00 am-7:37 pm

2 stops13h 37m

Billings Logan Intl

Sat 10/10

6:25 pm-6:11 am

1 stop9h 46m

$354

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Thu 5/7

2:33 pm-11:14 pm

2 stops10h 41m

Billings Logan Intl

Sun 5/10

5:30 am-4:44 pm

1 stop9h 14m

$374

BostonKalispell

BOS - FCA

BOSFCA

Boston Logan Intl

Sat 5/2

4:50 pm-11:27 pm

1 stop8h 37m

Kalispell Glacier Park

Sat 5/9

5:13 am-7:15 pm

2 stops12h 02m

$378

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Thu 8/27

2:30 pm-10:37 pm

2 stops10h 07m

Billings Logan Intl

Sun 8/30

6:25 pm-6:09 am

1 stop9h 44m

$387

BostonBozeman

BOS - BZN

BOSBZN

Boston Logan Intl

Sat 5/9

6:10 am-12:03 pm

1 stop7h 53m

Bozeman Gallatin Field

Tue 5/12

6:35 pm-6:20 am

1 stop9h 45m

$387

BostonBozeman

BOS - BZN

BOSBZN

Boston Logan Intl

Tue 6/2

3:55 pm-11:19 pm

1 stop9h 24m

Bozeman Gallatin Field

Fri 6/5

6:35 pm-6:20 am

1 stop9h 45m

$387

BostonGreat Falls

BOS - GTF

BOSGTF

Boston Logan Intl

Tue 4/28

1:06 pm-10:29 pm

2 stops11h 23m

Great Falls

Tue 5/5

6:20 pm-6:00 am

1 stop9h 40m

$389

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Sat 5/16

6:00 am-2:54 pm

1 stop10h 54m

Billings Logan Intl

Sun 5/17

6:00 am-6:11 pm

1 stop10h 11m

$399

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Sat 5/16

6:16 pm-11:14 pm

1 stop6h 58m

Billings Logan Intl

Tue 5/19

5:30 am-8:01 pm

2 stops12h 31m

$400

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from Boston to Montana

Have a flexible travel schedule? Discover the best time to fly to Montana from Boston 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 Boston to Montana

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

Currently, December is the cheapest month in which you can book a flight from Boston to Montana (average of $127). Flying from Boston to Montana in June is currently the most expensive (average of $1,191). 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.

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

Reviews of airlines servicing Montana

Get insights into the airlines that provide service to Montana. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Montana. Reviews last updated April 17, 2026.
Read reviews from past customers who have flown Alaska Airlines,Delta, andUnited Airlines from Boston to Montana. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,253 reviews

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Overall

7.9

Crew

8.5

Food

7.0

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Alaska Airlines
7.9
Good
12,253 reviews
Alaska Airlines
7.9
Good
12,253 reviews

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Overall

7.9

Crew

8.5

Food

7.0

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Delta
7.9
Good
8,406 reviews
Alaska Airlines
7.9
Good
12,253 reviews

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Overall

7.9

Crew

8.5

Food

7.0

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
United Airlines
7.4
Good
9,602 reviews
Alaska Airlines
7.9
Good
12,253 reviews

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Overall

7.9

Crew

8.5

Food

7.0

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
JetBlue
7.2
Good
2,939 reviews
Alaska Airlines
7.9
Good
12,253 reviews

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Overall

7.9

Crew

8.5

Food

7.0

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
American Airlines
7.1
Good
11,593 reviews
Alaska Airlines
7.9
Good
12,253 reviews

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Overall

7.9

Crew

8.5

Food

7.0

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

Related info for your journey

Find useful and relevant information for your journey from Boston to Montana. 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 from for flights from Boston to Montana?

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

  • How long is the flight from Boston to Montana?

    Airlines like Delta, United Airlines, and Alaska Airlines fly from Boston to Montana in about 6h 58m. The time it takes to get you to your destination can typically vary by up to 3h 56m. Boston and Montana are separated by a distance of 1859 mi. This flight may include one or multiple stops.

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

    The cheapest airline one-way is Southwest, with whom users have recently found tickets for as low as $117. However, be on the lookout for offers from JetBlue and Alaska Airlines, as they are both options that can get you from Boston to Montana for a low price.

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

    While some choose either Boston Logan Intl - Kalispell Glacier Park or Boston Logan Intl - Missoula Johnson-Bell Field, Boston Logan Intl - Bozeman Gallatin Field is the most popular route from Boston to Montana.

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

    Before booking your flight to Montana from Boston, check out the most reliable airlines to get you to your destination on time: Delta (71%), JetBlue (49%), TAP AIR PORTUGAL( 44%).

  • What are the cheapest flights from Boston to Montana?

    Looking for the cheapest flight from Boston to Montana? While on average our users pay $367, our data indicates the cheapest price to be $173. The most popular route (Boston Logan Intl - Bozeman Gallatin Field), is priced around $347.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston to Montana 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 Boston to Montana?

    Currently, December is the cheapest month in which you can book a flight from Boston to Montana (average of $127). Flying from Boston to Montana in June is currently the most expensive (average of $1,191). 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.

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Alternative routes for Boston to Montana

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Top 6 airlines flying from Boston to Montana

Discover the top 6 airlines that operate flights from Boston to Montana. 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 April 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$148Average$441FlexibilityNo cancel feeOn-time62%
DeltaCheapest$176Average$486FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$234Average$451FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$236Average$594FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$261Average$499FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$290Average$497FlexibilityNo cancel feeOn-time75%

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