What is the cheapest airline that flies from Baltimore/Washington to Montana?

Southwest, United Airlines, and American Airlines are the most popular carriers operating from Baltimore/Washington to Montana

What airlines fly to Montana?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Montana from Baltimore according to our data. United Airlines is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Montana. Keep in mind that there are 5 different airlines that fly to Montana on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Baltimore/Washington Airport to Montana?

Prices for flights from Baltimore/Washington Airport to Montana are refreshed on a daily basis.

How many operators does momondo search for flights from Baltimore/Washington Airport to Montana?

As of March 2026, there are 5 operators available to choose from for flights from Baltimore/Washington Airport to Montana.

How old do you have to be to fly from Baltimore/Washington Airport to Montana?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Baltimore/Washington Airport to Montana.

What documentation or ID do you need to fly to Montana?

The travel and health documents required for your trip to Montana can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Montana. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$95 Cheap Flights from Baltimore to Montana in 2026

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Find the cheapest flights from Baltimore to Montana

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:05 pm - 9:55 pm

BWI

BZN

6h 50m

1 stop

4:20 pm - 12:25 am

BZN

BWI

6h 05m

1 stop

$249Southwest

Wed, Apr 8 - Thu, Apr 16

7:20 am - 2:40 pm

BWI

BZN

9h 20m

1 stop

7:30 am - 5:05 pm

BZN

BWI

7h 35m

2 stops

$254Southwest

Wed, Apr 8 - Sat, Apr 18

11:08 am - 9:32 pm

BWI

BZN

12h 24m

2 stops

4:20 pm - 5:15 am

BZN

BWI

10h 55m

2 stops

$259United Airlines

Wed, Apr 8 - Sat, Apr 18

6:08 am - 12:34 pm

BWI

BZN

8h 26m

1 stop

1:45 pm - 11:26 pm

BZN

BWI

7h 41m

1 stop

$277Delta

Wed, Apr 15 - Tue, Apr 21

4:18 pm - 8:57 pm

BWI

BIL

6h 39m

1 stop

2:35 pm - 11:24 pm

BIL

BWI

6h 49m

1 stop

$279United Airlines

Sat, Apr 18 - Wed, Apr 22

11:52 am - 8:19 pm

BWI

BIL

10h 27m

2 stops

6:21 pm - 5:51 am

BIL

BWI

9h 30m

1 stop

$294Delta

Tue, Mar 17 - Mon, Mar 23

7:04 am - 6:48 pm

BWI

FCA

13h 44m

1 stop

7:28 pm - 5:44 am

FCA

BWI

8h 16m

1 stop

$384Alaska Airlines

Mon, May 4 - Fri, May 8

7:04 pm - 4:26 pm

BWI

GTF

23h 22m

1 stop

5:06 pm - 6:04 pm

GTF

BWI

22h 58m

1 stop

$385Alaska Airlines

Tue, Mar 24 - Thu, Mar 26

6:00 am - 12:34 pm

BWI

MSO

8h 34m

1 stop

1:05 pm - 12:13 am

MSO

BWI

9h 08m

1 stop

$394American Airlines

Sat, May 23 - Wed, May 27

7:22 am - 1:18 pm

BWI

MSO

7h 56m

1 stop

2:08 pm - 11:44 pm

MSO

BWI

7h 36m

1 stop

$399American Airlines

Thu, May 21 - Mon, May 25

United Airlines flights from Baltimore to Montana

Our best United Airlines deals on Baltimore to Montana flight tickets

United Airlines

Apr 8

BWI6:00 amBaltimore/Washington

7h 31m

1 stop

BZN11:31 amBozeman Gallatin Field

Apr 18

BZN12:32 pmBozeman Gallatin Field

6h 52m

1 stop

BWI9:24 pmBaltimore/Washington

$249

United Airlines

Apr 8

BWI11:08 amBaltimore/Washington

12h 24m

2 stops

BZN9:32 pmBozeman Gallatin Field

Apr 18

BZN4:20 pmBozeman Gallatin Field

10h 55m

2 stops

BWI5:15 amBaltimore/Washington

$259

United Airlines

May 31

BWI7:00 amBaltimore/Washington

11h 14m

1 stop

BZN4:14 pmBozeman Gallatin Field

Jun 6

BZN4:18 pmBozeman Gallatin Field

6h 15m

1 stop

BWI12:33 amBaltimore/Washington

$279

Southwest flights from Baltimore to Montana

Our best Southwest deals on Baltimore to Montana flight tickets

Southwest

Apr 8

BWI7:20 amBaltimore/Washington

9h 20m

1 stop

BZN2:40 pmBozeman Gallatin Field

Apr 18

BZN7:30 amBozeman Gallatin Field

7h 35m

2 stops

BWI5:05 pmBaltimore/Washington

$254

Southwest

Apr 10

BWI7:40 amBaltimore/Washington

10h 00m

1 stop

BZN3:40 pmBozeman Gallatin Field

Apr 15

BZN8:10 amBozeman Gallatin Field

8h 10m

2 stops

BWI6:20 pmBaltimore/Washington

$260

Southwest

Apr 17

BWI4:45 pmBaltimore/Washington

8h 15m

1 stop

BZN11:00 pmBozeman Gallatin Field

Apr 20

BZN10:55 amBozeman Gallatin Field

11h 30m

1 stop

BWI12:25 amBaltimore/Washington

$267

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreBozeman

BWI - BZN

BWIBZN

Baltimore/Washington

Wed 4/8

5:05 pm-9:55 pm

1 stop6h 50m

Bozeman Gallatin Field

Thu 4/16

4:20 pm-12:25 am

1 stop6h 05m

$249

BaltimoreBozeman

BWI - BZN

BWIBZN

Baltimore/Washington

Wed 4/8

7:20 am-2:40 pm

1 stop9h 20m

Bozeman Gallatin Field

Sat 4/18

7:30 am-5:05 pm

2 stops7h 35m

$254

BaltimoreBozeman

BWI - BZN

BWIBZN

Baltimore/Washington

Wed 4/8

11:08 am-9:32 pm

2 stops12h 24m

Bozeman Gallatin Field

Sat 4/18

4:20 pm-5:15 am

2 stops10h 55m

$259

BaltimoreBozeman

BWI - BZN

BWIBZN

Baltimore/Washington

Wed 4/15

6:08 am-12:34 pm

1 stop8h 26m

Bozeman Gallatin Field

Tue 4/21

1:45 pm-11:26 pm

1 stop7h 41m

$277

BaltimoreBillings

BWI - BIL

BWIBIL

Baltimore/Washington

Sat 4/18

4:18 pm-8:57 pm

1 stop6h 39m

Billings Logan Intl

Wed 4/22

2:35 pm-11:24 pm

1 stop6h 49m

$279

BaltimoreBillings

BWI - BIL

BWIBIL

Baltimore/Washington

Tue 3/17

11:52 am-8:19 pm

2 stops10h 27m

Billings Logan Intl

Mon 3/23

6:21 pm-5:51 am

1 stop9h 30m

$294

BaltimoreKalispell

BWI - FCA

BWIFCA

Baltimore/Washington

Mon 5/4

7:04 am-6:48 pm

1 stop13h 44m

Kalispell Glacier Park

Fri 5/8

7:28 pm-5:44 am

1 stop8h 16m

$384

BaltimoreGreat Falls

BWI - GTF

BWIGTF

Baltimore/Washington

Tue 3/24

7:04 pm-4:26 pm

1 stop23h 22m

Great Falls

Thu 3/26

5:06 pm-6:04 pm

1 stop22h 58m

$385

BaltimoreMissoula

BWI - MSO

BWIMSO

Baltimore/Washington

Sat 5/23

6:00 am-12:34 pm

1 stop8h 34m

Missoula Johnson-Bell Field

Wed 5/27

1:05 pm-12:13 am

1 stop9h 08m

$394

BaltimoreMissoula

BWI - MSO

BWIMSO

Baltimore/Washington

Thu 5/21

7:22 am-1:18 pm

1 stop7h 56m

Missoula Johnson-Bell Field

Mon 5/25

2:08 pm-11:44 pm

1 stop7h 36m

$399

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Baltimore to Montana

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Montana?

The cheapest month to fly to Montana from Baltimore is in November. Flight prices, which tend to average around $322, are often lower during this time because this is during the off-season. The month of January is another great option to travel to Montana, with average flight prices from Baltimore averaging around $349.

How far in advance should I book a flight to Montana?

You are more likely to see cheaper flights to Montana from Baltimore when booking weeks ahead of your departure date. In general, you can expect to find flights to Montana for around $433 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montana from Baltimore for as low as $365 on momondo.

Can stopping save me money on Baltimore to Montana flights?

You could potentially save up to 11% on your flight if you consider stops on a Baltimore to Montana flight.

Cheap Baltimore to Montana flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Baltimore to Montana

Fastest flight time	6h 07m
Direct flights	None

The fastest flight from Baltimore to Montana takes 6h 07m

There are no direct flights from Baltimore to Montana. There are no popular flight routes from Baltimore to Montana.

Search flight deals

When did momondo last update prices for flights from Baltimore/Washington Airport to Montana?
Prices for flights from Baltimore/Washington Airport to Montana are refreshed on a daily basis.
How many operators does momondo search for flights from Baltimore/Washington Airport to Montana?
As of March 2026, there are 5 operators available to choose from for flights from Baltimore/Washington Airport to Montana.
How old do you have to be to fly from Baltimore/Washington Airport to Montana?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Baltimore/Washington Airport to Montana.
What documentation or ID do you need to fly to Montana?
The travel and health documents required for your trip to Montana can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Montana. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Baltimore to Montana

Compare and see reviews for airlines that fly from Baltimore to Montana with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $209	Free Cancellation	Rating 7.9 8,237 reviews	Search Delta flights
United Airlines	PriceFrom $262	Free Cancellation	Rating 7.4 9,375 reviews	Search United Airlines flights
Southwest	PriceFrom $296	Free Cancellation	Rating 8.0 4,306 reviews	Search Southwest flights
American Airlines	PriceFrom $298	Free Cancellation	Rating 7.1 11,369 reviews	Search American Airlines flights
Alaska Airlines	PriceFrom $299	Free Cancellation	Rating 8.0 11,974 reviews	Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Baltimore to Montana?

It is quick and easy to find Baltimore to Montana flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Montana that suits you.

Can I find flights from Baltimore to Montana with flexible booking policies on momondo?

Flights from Baltimore to Montana with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Baltimore to Montana?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Baltimore to Montana.

I’m not ready to book a flight from Baltimore to Montana right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Montana from Baltimore. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.