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$140+ 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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — BWI
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$296
(Hawaiian Airlines)

One-way from

$140
(Mytrip)

Popular in

August

Cheapest in

June

Average price

$338
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. 6% potential increase in price ($27 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 6/9. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/217:23 pmBZN - BWI
1 stop8h 10mHawaiian Airlines
Mon 8/257:00 amBWI - BZN
1 stop9h 14mHawaiian Airlines
Deal found 6/9$296
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/221:15 pmFCA - BWI
2 stops22h 42mMultiple Airlines
Sat 7/266:51 pmBWI - FCA
1 stop16h 59mMultiple Airlines
Deal found 6/10$297
This Delta deal was found by Cheapflights users on 6/11. 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.
Thu 8/147:30 pmBZN - BWI
1 stop8h 30mDelta
Tue 8/197:15 amBWI - BZN
1 stop9h 23mDelta
Deal found 6/11$297
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/241:51 pmMSO - BWI
1 stop7h 31mAmerican Airlines
Sun 9/286:30 amBWI - MSO
1 stop8h 30mAmerican Airlines
Deal found 6/12$299
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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.
Fri 9/193:08 pmBZN - BWI
1 stop12h 25mAlaska Airlines
Mon 9/227:22 pmBWI - BZN
1 stop17h 24mAlaska Airlines
Deal found 6/11$299
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/11:35 pmBZN - BWI
1 stop6h 42mAmerican Airlines
Sat 11/86:30 amBWI - BZN
1 stop8h 04mAmerican Airlines
Deal found 6/11$303
This Southwest deal was found by Cheapflights users on 6/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/36:00 amBZN - BWI
2 stops8h 45mSouthwest
Sat 9/132:05 pmBWI - BZN
2 stops9h 25mSouthwest
Deal found 6/12$310
This Mytrip deal was found by Cheapflights users on 6/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/112:04 pmBZN - BWI
1 stop18h 40mMultiple Airlines
Sat 8/96:51 pmBWI - BZN
1 stop20h 55mMultiple Airlines
Deal found 6/12$318
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/255:44 pmMSO - BWI
2 stops35h 05mMultiple Airlines
Sun 6/298:35 pmBWI - MSO
2 stops21h 01mMultiple Airlines
Deal found 6/10$330
This Delta deal was found by Cheapflights users on 6/11. 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.
Wed 9/246:10 pmMSO - BWI
2 stops13h 05mDelta
Sun 9/286:19 amBWI - MSO
1 stop8h 39mDelta
Deal found 6/11$335
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/65:49 amBIL - BWI
1 stop10h 01mAmerican Airlines
Tue 8/1212:22 pmBWI - BIL
1 stop12h 38mAmerican Airlines
Deal found 6/11$337
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/2710:17 amGTF - BWI
1 stop17h 26mMultiple Airlines
Tue 7/15:04 pmBWI - GTF
2 stops30h 25mMultiple Airlines
Deal found 6/11$350

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 June 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

Thu 8/21

7:23 pm-5:33 am

1 stop8h 10m

Baltimore/Washington

Mon 8/25

7:00 am-2:14 pm

1 stop9h 14m

$296

KalispellBaltimore

FCA - BWI

FCABWI

Kalispell Glacier Park

Tue 7/22

1:15 pm-1:57 pm

2 stops22h 42m

Baltimore/Washington

Sat 7/26

6:51 pm-9:50 am

1 stop16h 59m

$297

BozemanBaltimore

BZN - BWI

BZNBWI

Bozeman Gallatin Field

Thu 8/14

7:30 pm-6:00 am

1 stop8h 30m

Baltimore/Washington

Tue 8/19

7:15 am-2:38 pm

1 stop9h 23m

$297

MissoulaBaltimore

MSO - BWI

MSOBWI

Missoula Johnson-Bell Field

Wed 9/24

1:51 pm-11:22 pm

1 stop7h 31m

Baltimore/Washington

Sun 9/28

6:30 am-1:00 pm

1 stop8h 30m

$299

BozemanBaltimore

BZN - BWI

BZNBWI

Bozeman Gallatin Field

Fri 9/19

3:08 pm-5:33 am

1 stop12h 25m

Baltimore/Washington

Mon 9/22

7:22 pm-10:46 am

1 stop17h 24m

$299

BozemanBaltimore

BZN - BWI

BZNBWI

Bozeman Gallatin Field

Sat 11/1

1:35 pm-10:17 pm

1 stop6h 42m

Baltimore/Washington

Sat 11/8

6:30 am-12:34 pm

1 stop8h 04m

$303

BozemanBaltimore

BZN - BWI

BZNBWI

Bozeman Gallatin Field

Wed 9/3

6:00 am-4:45 pm

2 stops8h 45m

Baltimore/Washington

Sat 9/13

2:05 pm-9:30 pm

2 stops9h 25m

$310

BozemanBaltimore

BZN - BWI

BZNBWI

Bozeman Gallatin Field

Fri 8/1

12:04 pm-8:44 am

1 stop18h 40m

Baltimore/Washington

Sat 8/9

6:51 pm-1:46 pm

1 stop20h 55m

$318

MissoulaBaltimore

MSO - BWI

MSOBWI

Missoula Johnson-Bell Field

Wed 6/25

5:44 pm-6:49 am

2 stops35h 05m

Baltimore/Washington

Sun 6/29

8:35 pm-3:36 pm

2 stops21h 01m

$330

MissoulaBaltimore

MSO - BWI

MSOBWI

Missoula Johnson-Bell Field

Wed 9/24

6:10 pm-9:15 am

2 stops13h 05m

Baltimore/Washington

Sun 9/28

6:19 am-12:58 pm

1 stop8h 39m

$335

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 57 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, August is the cheapest month in which you can book a flight from Montana to Baltimore (average of $241). Flying from Montana to Baltimore in March is currently the most expensive (average of $290). 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 June 12, 2025.

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

Rainfall in Baltimore by month

Plan your trip to Baltimore by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Baltimore ranges from 2.9 - 4.1 inches per month. July is typically the wettest month, when rainfall can reach 4.1 in. February is typically the driest time to visit Baltimore when rainfall is around 2.9 in.

Temperature in Baltimore by month

Plan your trip to Baltimore by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Baltimore, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Baltimore

Get insights into the airlines that provide service to Baltimore. 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 Baltimore. Reviews last updated June 12, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Montana to Baltimore by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • 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 $149. Delta flights start at $149 while deals on American Airlines start at $154 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, Billings Logan Intl - Baltimore/Washington and Missoula Johnson-Bell Field - 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, August is the cheapest month in which you can book a flight from Montana to Baltimore (average of $241). Flying from Montana to Baltimore in March is currently the most expensive (average of $290). 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 4 airlines flying from Montana to Baltimore

Discover the top 4 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$203Average$516FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$210Average$633FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$365Average$485FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$371Average$518FlexibilityNo cancel feeOn-time63%

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