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

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

What airlines fly to Montana?

United Airlines, American Airlines and Delta 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 56% 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 June 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.

$139 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.

2:20 pm - 8:00 pm

BWI

BZN

7h 40m

1 stop

6:55 am - 4:30 pm

BZN

BWI

7h 35m

1 stop

$260Southwest

Tue, Aug 25 - Tue, Sep 1

3:45 pm - 10:25 pm

BWI

BZN

8h 40m

1 stop

4:10 pm - 6:30 am

BZN

BWI

12h 20m

1 stop

$264Southwest

Tue, Sep 15 - Sat, Sep 26

1:40 pm - 8:00 pm

BWI

BZN

8h 20m

2 stops

6:55 am - 4:30 pm

BZN

BWI

7h 35m

1 stop

$265Southwest

Tue, Aug 25 - Tue, Sep 1

7:26 am - 3:25 pm

BWI

BZN

9h 59m

1 stop

11:55 am - 9:59 pm

BZN

BWI

8h 04m

1 stop

$277American Airlines

Tue, Aug 25 - Tue, Sep 1

7:17 pm - 11:16 pm

BWI

BZN

5h 59m

1 stop

6:07 am - 1:57 pm

BZN

BWI

5h 50m

1 stop

$280Delta

Fri, Aug 28 - Sat, Aug 29

6:00 am - 10:51 am

BWI

BZN

6h 51m

1 stop

3:55 pm - 11:18 pm

BZN

BWI

5h 23m

1 stop

$293Delta

Sat, Aug 29 - Fri, Sep 4

4:18 pm - 9:18 pm

BWI

BZN

7h 00m

1 stop

7:00 am - 3:06 pm

BZN

BWI

6h 06m

1 stop

$304United Airlines

Tue, Oct 20 - Tue, Oct 27

7:50 am - 4:39 pm

BWI

GTF

10h 49m

1 stop

5:19 pm - 6:30 am

GTF

BWI

11h 11m

1 stop

$338Alaska Airlines

Thu, Sep 10 - Mon, Sep 14

4:43 pm - 1:25 pm

BWI

MSO

22h 42m

1 stop

3:46 pm - 5:20 am

MSO

BWI

11h 34m

1 stop

$349Alaska Airlines

Thu, Oct 1 - Mon, Oct 5

6:20 am - 11:29 am

BWI

FCA

7h 09m

1 stop

2:33 pm - 11:30 pm

FCA

BWI

6h 57m

1 stop

$359United Airlines

Fri, Jun 12 - Tue, Jun 16

Delta flights from Baltimore to Montana

Our best Delta deals on Baltimore to Montana flight tickets

Delta

Aug 28

BWI7:17 pmBaltimore/Washington

5h 59m

1 stop

BZN11:16 pmBozeman Gallatin Field

Aug 29

BZN6:07 amBozeman Gallatin Field

5h 50m

1 stop

BWI1:57 pmBaltimore/Washington

$280

Delta

Aug 29

BWI6:00 amBaltimore/Washington

6h 51m

1 stop

BZN10:51 amBozeman Gallatin Field

Sep 4

BZN3:55 pmBozeman Gallatin Field

5h 23m

1 stop

BWI11:18 pmBaltimore/Washington

$293

Delta

Aug 26

BWI7:39 amBaltimore/Washington

6h 26m

1 stop

BZN12:05 pmBozeman Gallatin Field

Sep 2

BZN6:07 amBozeman Gallatin Field

5h 50m

1 stop

BWI1:57 pmBaltimore/Washington

$308

Alaska Airlines flights from Baltimore to Montana

Our best Alaska Airlines deals on Baltimore to Montana flight tickets

Alaska Airlines

Aug 27

BWI7:50 amBaltimore/Washington

8h 48m

1 stop

BZN2:38 pmBozeman Gallatin Field

Sep 1

BZN10:27 amBozeman Gallatin Field

18h 03m

1 stop

BWI6:30 amBaltimore/Washington

$329

Alaska Airlines

Sep 10

BWI7:50 amBaltimore/Washington

10h 49m

1 stop

GTF4:39 pmGreat Falls

Sep 14

GTF5:19 pmGreat Falls

11h 11m

1 stop

BWI6:30 amBaltimore/Washington

$338

Alaska Airlines

Aug 27

BWI7:50 amBaltimore/Washington

8h 48m

1 stop

BZN2:38 pmBozeman Gallatin Field

Sep 1

BZN3:35 pmBozeman Gallatin Field

22h 05m

1 stop

BWI3:40 pmBaltimore/Washington

$349

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreBozeman

BWI - BZN

BWIBZN

Baltimore/Washington

Tue 8/25

2:20 pm-8:00 pm

1 stop7h 40m

Bozeman Gallatin Field

Tue 9/1

6:55 am-4:30 pm

1 stop7h 35m

$260

BaltimoreBozeman

BWI - BZN

BWIBZN

Baltimore/Washington

Tue 9/15

3:45 pm-10:25 pm

1 stop8h 40m

Bozeman Gallatin Field

Sat 9/26

4:10 pm-6:30 am

1 stop12h 20m

$264

BaltimoreBozeman

BWI - BZN

BWIBZN

Baltimore/Washington

Tue 8/25

1:40 pm-8:00 pm

2 stops8h 20m

Bozeman Gallatin Field

Tue 9/1

6:55 am-4:30 pm

1 stop7h 35m

$265

BaltimoreBozeman

BWI - BZN

BWIBZN

Baltimore/Washington

Tue 8/25

7:26 am-3:25 pm

1 stop9h 59m

Bozeman Gallatin Field

Tue 9/1

11:55 am-9:59 pm

1 stop8h 04m

$277

Quickest round-trip

BaltimoreBozeman

BWI - BZN

BWIBZN

Baltimore/Washington

Fri 8/28

7:17 pm-11:16 pm

1 stop5h 59m

Bozeman Gallatin Field

Sat 8/29

6:07 am-1:57 pm

1 stop5h 50m

$280

BaltimoreBozeman

BWI - BZN

BWIBZN

Baltimore/Washington

Sat 8/29

6:00 am-10:51 am

1 stop6h 51m

Bozeman Gallatin Field

Fri 9/4

3:55 pm-11:18 pm

1 stop5h 23m

$293

BaltimoreBozeman

BWI - BZN

BWIBZN

Baltimore/Washington

Tue 10/20

4:18 pm-9:18 pm

1 stop7h 00m

Bozeman Gallatin Field

Tue 10/27

7:00 am-3:06 pm

1 stop6h 06m

$304

BaltimoreGreat Falls

BWI - GTF

BWIGTF

Baltimore/Washington

Thu 9/10

7:50 am-4:39 pm

1 stop10h 49m

Great Falls

Mon 9/14

5:19 pm-6:30 am

1 stop11h 11m

$338

BaltimoreMissoula

BWI - MSO

BWIMSO

Baltimore/Washington

Thu 10/1

4:43 pm-1:25 pm

1 stop22h 42m

Missoula Johnson-Bell Field

Mon 10/5

3:46 pm-5:20 am

1 stop11h 34m

$349

BaltimoreKalispell

BWI - FCA

BWIFCA

Baltimore/Washington

Fri 6/12

6:20 am-11:29 am

1 stop7h 09m

Kalispell Glacier Park

Tue 6/16

2:33 pm-11:30 pm

1 stop6h 57m

$359

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 September. Flight prices, which tend to average around $178, are often lower during this time because this is during the off-season. The month of July is another great option to travel to Montana, with average flight prices from Baltimore averaging around $200.

How far in advance should I book a flight from Baltimore 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 $408 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 $372 on momondo.

Can stopping save me money on Baltimore to Montana flights?

You could potentially save up to 2% 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	5h 59m
Direct flights	None

The fastest flight from Baltimore to Montana takes 5h 59m

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

Search flight deals

Frequently asked questions about flying from Baltimore to Montana

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 June 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 $208	Free Cancellation	Rating 7.9 8,402 reviews	Search Delta flights
United Airlines	PriceFrom $262	Free Cancellation	Rating 7.4 9,768 reviews	Search United Airlines flights
Southwest	PriceFrom $276	Free Cancellation	Rating 8.0 4,256 reviews	Search Southwest flights
American Airlines	PriceFrom $298	Free Cancellation	Rating 7.1 11,641 reviews	Search American Airlines flights
Alaska Airlines	PriceFrom $299	Free Cancellation	Rating 7.9 12,442 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.