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$99+ 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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — BOS
Nov 20 — Nov 271
Thu 11/20
Thu 11/27
1 adult, Economy
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Find 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 October 21, 2025.

This Delta deal was found by Cheapflights users on 10/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/115:00 amFCA - BOS
1 stop9h 13mDelta
Sun 12/1410:15 amBOS - FCA
1 stop9h 10mDelta
Deal found 10/18$297
This Alaska Airlines deal was found by Cheapflights users on 10/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/118:00 amBZN - BOS
1 stop14h 20mAlaska Airlines
Sat 11/157:00 amBOS - BZN
1 stop9h 08mAlaska Airlines
Deal found 10/20$300
This Delta deal was found by Cheapflights users on 10/21. 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 11/112:35 pmBZN - BOS
1 stop8h 55mDelta
Sat 11/157:15 amBOS - BZN
1 stop9h 05mDelta
Deal found 10/21$301
This Delta deal was found by Cheapflights users on 10/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/226:06 pmFCA - BOS
1 stop10h 24mDelta
Sat 12/69:00 amBOS - FCA
2 stops10h 25mDelta
Deal found 10/19$302
This JetBlue deal was found by Cheapflights users on 10/21. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2312:40 pmBZN - BOS
1 stop9h 36mJetBlue
Fri 1/27:30 amBOS - BZN
Nonstop5h 09mJetBlue
Deal found 10/21$304
This Delta deal was found by Cheapflights users on 10/20. 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.
Mon 11/35:35 amBZN - BOS
1 stop8h 37mDelta
Mon 11/108:00 amBOS - BZN
1 stop7h 11mDelta
Deal found 10/20$308
This Delta deal was found by Cheapflights users on 10/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/236:06 pmFCA - BOS
1 stop10h 24mDelta
Fri 12/55:45 amBOS - FCA
1 stop10h 11mDelta
Deal found 10/19$313
This Delta deal was found by Cheapflights users on 10/20. 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.
Tue 11/42:01 pmBZN - BOS
1 stop7h 58mDelta
Sat 11/87:20 amBOS - BZN
1 stop9h 01mDelta
Deal found 10/20$315
This United Airlines deal was found by Cheapflights users on 10/20. 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 11/46:35 amBZN - BOS
2 stops8h 38mUnited Airlines
Sat 11/86:00 amBOS - BZN
1 stop10h 46mUnited Airlines
Deal found 10/20$320
This Delta deal was found by Cheapflights users on 10/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/115:00 amFCA - BOS
2 stops25h 42mDelta
Mon 12/158:05 amBOS - FCA
1 stop7h 51mDelta
Deal found 10/18$336
This Delta deal was found by Cheapflights users on 10/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/226:06 pmFCA - BOS
1 stop10h 24mDelta
Thu 12/46:05 amBOS - FCA
2 stops19h 05mDelta
Deal found 10/19$341
This KAYAK deal was found by Cheapflights users on 10/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/121:59 pmMSO - BOS
1 stop8h 21mAlaska Airlines
Wed 11/194:46 pmBOS - MSO
1 stop9h 27mAlaska Airlines
Deal found 10/20$341

Cheap flight deals from Montana to Boston

Keep the following information in mind while searching for Montana to Boston flight deals. Data was last updated October 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$268
(American Airlines)

One-way from

$99
(Southwest)

Popular in

May

Cheapest in

July

Average price

$426

Good round-trip deal

$180 or less

Good one-way deal

$182 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 ($8 potential savings vs. average RT price).
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Average for round-trip flights in October 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 October 21, 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

MissoulaBoston

MSO - BOS

MSOBOS

Missoula Johnson-Bell Field

Fri 1/23

7:00 am-7:02 pm

2 stops10h 02m

Boston Logan Intl

Sun 2/1

7:00 am-12:50 pm

1 stop7h 50m

$273

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Sat 11/22

6:06 pm-6:30 am

1 stop10h 24m

Boston Logan Intl

Fri 12/5

5:45 am-1:56 pm

1 stop10h 11m

$297

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Thu 12/11

12:11 pm-11:41 pm

1 stop9h 30m

Boston Logan Intl

Sun 12/14

10:15 am-5:25 pm

1 stop9h 10m

$297

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Sat 11/22

6:06 pm-6:30 am

1 stop10h 24m

Boston Logan Intl

Thu 12/4

5:45 am-1:56 pm

1 stop10h 11m

$297

KalispellBoston

FCA - BOS

FCABOS

Kalispell Glacier Park

Thu 12/11

5:00 am-4:13 pm

1 stop9h 13m

Boston Logan Intl

Sat 12/13

5:15 pm-11:21 pm

1 stop8h 06m

$297

BozemanBoston

BZN - BOS

BZNBOS

Bozeman Gallatin Field

Tue 3/10

11:30 am-11:59 pm

1 stop10h 29m

Boston Logan Intl

Wed 3/11

7:00 am-2:25 pm

1 stop9h 25m

$300

BozemanBoston

BZN - BOS

BZNBOS

Bozeman Gallatin Field

Tue 11/11

8:00 am-12:20 am

1 stop14h 20m

Boston Logan Intl

Sat 11/15

7:00 am-2:08 pm

1 stop9h 08m

$300

BozemanBoston

BZN - BOS

BZNBOS

Bozeman Gallatin Field

Tue 3/10

11:30 am-11:59 pm

1 stop10h 29m

Boston Logan Intl

Wed 3/11

7:00 am-2:25 pm

1 stop9h 25m

$300

BozemanBoston

BZN - BOS

BZNBOS

Bozeman Gallatin Field

Thu 2/26

11:30 am-11:59 pm

1 stop10h 29m

Boston Logan Intl

Thu 3/5

4:50 pm-1:03 pm

1 stop22h 13m

$300

BozemanBoston

BZN - BOS

BZNBOS

Bozeman Gallatin Field

Tue 11/11

1:52 pm-11:02 pm

1 stop7h 10m

Boston Logan Intl

Sat 11/15

5:30 am-12:41 pm

1 stop9h 11m

$301

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/21

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, March is the cheapest month in which you can book a flight from Montana to Boston (average of $150). Flying from Montana to Boston in November is currently the most expensive (average of $283). 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 October 21, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 29% on flights from Montana to Boston by exploring options for tickets in the afternoon.

Weekly flight availability from Montana to Boston

Explore weekly flight availability from Montana to Boston. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated October 21, 2025.

The most flights from USMT to BOS are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

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, Delta, and Hawaiian Airlines can get you from Montana to Boston in just under 10h 02m. Your travel time can differ by up to 27m. Airlines will cover a distance of 2113 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 $99 on Southwest. Other airlines that offer cheap prices include Delta from $141 and JetBlue from $141 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 Billings Logan Intl - 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 Delta (83%), Qatar Airways (79%) or JetBlue (78%) 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 $185, our data shows the cheapest flight currently is $140. When looking at the most popular route, (Bozeman Gallatin Field - Boston Logan Intl), you can expect to pay $281 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 $150). Flying from Montana to Boston in November is currently the most expensive (average of $283). 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
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Brockton
Waltham
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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 October 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$203Average$511FlexibilityNo cancel feeOn-time75%
JetBlueCheapest$204Average$426FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$231Average$451FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$234Average$393FlexibilityNo cancel feeOn-time63%
DeltaCheapest$235Average$475FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$300Average$591FlexibilityNo cancel feeOn-time69%

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