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$124+ Cheap flights from Montana to Baltimore (BWI)

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 1/27. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — BWI
Dec 12 — Dec 191
Fri 12/12
Fri 12/19
1 adult, Economy
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Cheap flight deals from Montana to Baltimore

Keep the following information in mind while searching for Montana to Baltimore flight deals. Data was last updated November 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$242
(KAYAK)

One-way from

$124
(Travelocity)

Popular in

December

Cheapest in

September

Average price

$279
Provider with most accurate pricing for Bozeman Gallatin Field-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Bozeman Gallatin Field-Washington, D.C. (WAS) flights.
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From Montana to Baltimore/Washington
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One-way flight from Montana to Baltimore/Washington
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Highest demand for flights based on searches. 10% potential increase in price ($44 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Montana to Baltimore

Cheapest flights from Montana to Baltimore
Explore the most affordable flight options available from Montana to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 12, 2025.

This KAYAK deal was found by Cheapflights users on 11/10. 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.
Fri 12/57:00 amBZN - BWI
1 stop9h 16mAlaska Airlines
Mon 12/87:00 amBWI - BZN
1 stop9h 04mAlaska Airlines
Deal found 11/10$242
This Delta deal was found by Cheapflights users on 11/10. 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 12/106:33 pmBZN - BWI
1 stop9h 27mDelta
Wed 12/176:00 amBWI - BZN
1 stop9h 12mDelta
Deal found 11/10$277
This United Airlines deal was found by Cheapflights users on 11/10. 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 12/1012:50 pmBZN - BWI
1 stop6h 18mUnited Airlines
Wed 12/178:20 amBWI - BZN
1 stop9h 11mUnited Airlines
Deal found 11/10$279
This KAYAK deal was found by Cheapflights users on 11/10. 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 12/37:00 amBZN - BWI
1 stop9h 16mAlaska Airlines
Sat 12/67:00 amBWI - BZN
1 stop9h 04mAlaska Airlines
Deal found 11/10$298
This Southwest deal was found by Cheapflights users on 11/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/105:30 amBZN - BWI
2 stops9h 55mSouthwest
Wed 12/177:00 amBWI - BZN
1 stop10h 35mSouthwest
Deal found 11/10$345
This Delta deal was found by Cheapflights users on 11/11. 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 12/203:20 pmBZN - BWI
1 stop7h 23mDelta
Wed 12/318:15 amBWI - BZN
1 stop7h 51mDelta
Deal found 11/11$348
This Delta deal was found by Cheapflights users on 11/11. 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 12/95:30 amGTF - BWI
2 stops10h 41mDelta
Tue 12/167:15 amBWI - GTF
1 stop7h 16mDelta
Deal found 11/11$384
This Delta deal was found by Cheapflights users on 11/12. 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.
Sat 12/66:22 pmBIL - BWI
1 stop9h 38mDelta
Sat 12/137:02 amBWI - BIL
2 stops12h 40mDelta
Deal found 11/12$394
This Southwest deal was found by Cheapflights users on 11/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/204:10 pmBZN - BWI
1 stop7h 30mSouthwest
Wed 12/312:50 pmBWI - BZN
2 stops9h 55mSouthwest
Deal found 11/11$395
This Alaska Airlines deal was found by Cheapflights users on 11/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:00 amBIL - BWI
1 stop10h 16mAlaska Airlines
Sat 12/137:00 amBWI - BIL
1 stop19h 08mAlaska Airlines
Deal found 11/12$406
This United Airlines deal was found by Cheapflights users on 11/9. 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.
Mon 11/1712:45 pmBZN - BWI
1 stop6h 39mUnited Airlines
Thu 11/204:12 pmBWI - BZN
1 stop7h 28mUnited Airlines
Deal found 11/9$414
This Alaska Airlines deal was found by Cheapflights users on 11/11. 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.
Mon 12/86:00 amBIL - BWI
1 stop10h 16mAlaska Airlines
Mon 12/87:16 pmBWI - BIL
1 stop30h 52mAlaska Airlines
Deal found 11/11$441

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montana to Baltimore 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 November 12, 2025.
Use the filters below to find and compare flights from Montana to Baltimore that are best for you.

Fly from

Montana

Fly to

Baltimore

Route

Depart

Return

Price

BozemanBaltimore

BZN - BWI

BZNBWI

Bozeman Gallatin Field

Fri 12/5

7:00 am-6:16 pm

1 stop9h 16m

Baltimore/Washington

Mon 12/8

7:00 am-2:04 pm

1 stop9h 04m

$242

BozemanBaltimore

BZN - BWI

BZNBWI

Bozeman Gallatin Field

Tue 1/27

1:42 pm-11:59 pm

1 stop8h 17m

Baltimore/Washington

Mon 2/2

6:17 am-1:19 pm

1 stop9h 02m

$249

BozemanBaltimore

BZN - BWI

BZNBWI

Bozeman Gallatin Field

Tue 1/27

6:15 am-3:04 pm

1 stop6h 49m

Baltimore/Washington

Mon 2/2

8:23 am-3:20 pm

1 stop8h 57m

$249

BozemanBaltimore

BZN - BWI

BZNBWI

Bozeman Gallatin Field

Wed 1/28

11:15 am-9:45 pm

1 stop8h 30m

Baltimore/Washington

Mon 2/2

5:10 pm-10:15 pm

1 stop7h 05m

$249

BozemanBaltimore

BZN - BWI

BZNBWI

Bozeman Gallatin Field

Wed 1/28

6:15 am-9:41 pm

2 stops13h 26m

Baltimore/Washington

Mon 2/2

10:05 am-9:33 pm

2 stops13h 28m

$259

BozemanBaltimore

BZN - BWI

BZNBWI

Bozeman Gallatin Field

Fri 2/13

6:00 am-1:56 pm

1 stop5h 56m

Baltimore/Washington

Mon 2/16

2:58 pm-8:00 pm

1 stop7h 02m

$277

BozemanBaltimore

BZN - BWI

BZNBWI

Bozeman Gallatin Field

Tue 1/27

6:00 am-1:57 pm

1 stop5h 57m

Baltimore/Washington

Sun 2/1

3:00 pm-8:00 pm

1 stop7h 00m

$277

BozemanBaltimore

BZN - BWI

BZNBWI

Bozeman Gallatin Field

Wed 12/10

12:50 pm-9:08 pm

1 stop6h 18m

Baltimore/Washington

Wed 12/17

8:20 am-3:31 pm

1 stop9h 11m

$279

KalispellBaltimore

FCA - BWI

FCABWI

Kalispell Glacier Park

Thu 4/23

2:29 pm-11:31 pm

1 stop7h 02m

Baltimore/Washington

Mon 4/27

4:12 pm-9:30 pm

1 stop7h 18m

$297

KalispellBaltimore

FCA - BWI

FCABWI

Kalispell Glacier Park

Tue 3/10

3:00 pm-11:27 pm

1 stop6h 27m

Baltimore/Washington

Wed 3/11

7:15 am-1:51 pm

1 stop8h 36m

$319

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

Showing 1-10 of 60 results
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Best time to book a flight from Montana to Baltimore

Have a flexible travel schedule? Discover the best time to fly to Baltimore 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 Baltimore

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

Currently, April is the cheapest month in which you can book a flight from Montana to Baltimore (average of $169). Flying from Montana to Baltimore in July is currently the most expensive (average of $271). 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 BWI?

Find hourly flight availability from Montana to Baltimore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 12, 2025.

One of the essential ways to save on airfare from Montana to Baltimore is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 40% on airfare.

Related info for your journey

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

    Most people fly into Baltimore/Washington (BWI) if they book a flight to Baltimore from Montana. Baltimore/Washington is conveniently located just 8.5 mi from Baltimore’s city center.

  • How long is the flight from Montana to Baltimore?

    Alaska Airlines, American Airlines, and United Airlines can get you from Montana to Baltimore in just under 6h 49m. Your travel time can differ by up to 2h 27m. The distance from Montana to Baltimore is about 1799 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 Baltimore one-way?

    To fly one-way, consider booking your trip with Alaska Airlines, which is currently one of the cheapest options available, starting at $124. United Airlines flights start at $125 while deals on Southwest start at $125 one-way.

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

    The most popular flight routes from Montana to Baltimore are Bozeman Gallatin Field - Baltimore/Washington, Missoula Johnson-Bell Field - Baltimore/Washington and Billings Logan Intl - Baltimore/Washington.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Montana to Baltimore (average of $169). Flying from Montana to Baltimore in July is currently the most expensive (average of $271). 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

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Alternative routes for Montana to Baltimore

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Montana to Baltimore

Discover the top 3 airlines that operate flights from Montana to Baltimore. 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 November 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$203Average$453FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$210Average$623FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$327Average$448FlexibilityNo cancel feeOn-time63%

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