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

Delta, United Airlines, and Alaska 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 51% 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 December 2025, 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.

$147 Cheap Flights from Baltimore to Montana in 2025/26

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Find the cheapest flights from Baltimore to Montana

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One-way

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Cheap round-trip flights

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7:14 pm - 2:09 pm

BWI

BZN

20h 55m1 stop

7:20 am - 6:14 pm

BZN

BWI

8h 54m1 stop

$248Alaska Airlines

Tue, Jan 20 - Sat, Jan 24

4:10 pm - 9:33 pm

BWI

BZN

7h 23m1 stop

2:30 pm - 11:15 pm

BZN

BWI

6h 45m1 stop

$249United Airlines

Mon, Feb 2 - Fri, Feb 6

10:05 am - 9:33 pm

BWI

BZN

13h 28m2 stops

6:15 am - 3:04 pm

BZN

BWI

6h 49m1 stop

$254United Airlines

Sat, Feb 7 - Tue, Feb 10

2:10 pm - 10:40 pm

BWI

BZN

10h 30m1 stop

7:40 am - 5:15 pm

BZN

BWI

7h 35m2 stops

$260Southwest

Mon, Feb 23 - Wed, Feb 25

6:46 pm - 10:53 am

BWI

BZN

18h 07m1 stop

3:02 pm - 5:46 pm

BZN

BWI

24h 44m1 stop

$262Alaska Airlines

Fri, Feb 20 - Wed, Feb 25

7:55 am - 3:05 pm

BWI

BZN

9h 10m1 stop

11:15 am - 9:45 pm

BZN

BWI

8h 30m1 stop

$274Southwest

Wed, Feb 25 - Wed, Mar 4

2:58 pm - 8:03 pm

BWI

BZN

7h 05m1 stop

6:34 pm - 9:39 am

BZN

BWI

13h 05m2 stops

$282Delta

Wed, Mar 4 - Tue, Mar 10

6:00 am - 2:22 pm

BWI

FCA

10h 22m2 stops

5:59 pm - 9:23 am

FCA

BWI

13h 24m2 stops

$307Delta

Tue, Jan 13 - Tue, Jan 20

6:00 am - 12:50 pm

BWI

MSO

8h 50m1 stop

1:21 pm - 11:52 pm

MSO

BWI

8h 31m1 stop

$405American Airlines

Sat, Jan 24 - Fri, Jan 30

6:00 am - 12:50 pm

BWI

MSO

8h 50m1 stop

1:21 pm - 11:52 pm

MSO

BWI

8h 31m1 stop

$421American Airlines

Thu, Jan 22 - Thu, Jan 29

Delta flights from Baltimore to Montana

Our best Delta deals on Baltimore to Montana flight tickets

Delta

Mar 4

BWI2:58 pmBaltimore/Washington

7h 05m

1 stop

BZN8:03 pmBozeman Gallatin Field

Mar 10

BZN6:34 pmBozeman Gallatin Field

13h 05m

2 stops

BWI9:39 amBaltimore/Washington

$282

Find similar

Delta

Mar 3

BWI8:20 amBaltimore/Washington

7h 09m

1 stop

BZN1:29 pmBozeman Gallatin Field

Mar 9

BZN3:19 pmBozeman Gallatin Field

12h 32m

2 stops

BWI5:51 amBaltimore/Washington

$285

Find similar

Delta

Mar 4

BWI8:20 amBaltimore/Washington

13h 43m

2 stops

BZN8:03 pmBozeman Gallatin Field

Mar 10

BZN6:34 pmBozeman Gallatin Field

13h 05m

2 stops

BWI9:39 amBaltimore/Washington

$287

Find similar

United Airlines flights from Baltimore to Montana

Our best United Airlines deals on Baltimore to Montana flight tickets

United Airlines

Feb 2

BWI4:10 pmBaltimore/Washington

7h 23m

1 stop

BZN9:33 pmBozeman Gallatin Field

Feb 6

BZN2:30 pmBozeman Gallatin Field

6h 45m

1 stop

BWI11:15 pmBaltimore/Washington

$249

Find similar

United Airlines

Feb 7

BWI10:05 amBaltimore/Washington

13h 28m

2 stops

BZN9:33 pmBozeman Gallatin Field

Feb 10

BZN6:15 amBozeman Gallatin Field

6h 49m

1 stop

BWI3:04 pmBaltimore/Washington

$254

Find similar

United Airlines

Feb 1

BWI10:05 amBaltimore/Washington

13h 28m

2 stops

BZN9:33 pmBozeman Gallatin Field

Feb 6

BZN12:46 pmBozeman Gallatin Field

6h 35m

1 stop

BWI9:21 pmBaltimore/Washington

$281

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreBozeman

BWI - BZN

BWIBZN

Baltimore/Washington

Tue 1/20

7:14 pm-2:09 pm

1 stop20h 55m

Bozeman Gallatin Field

Sat 1/24

7:20 am-6:14 pm

1 stop8h 54m

$248

BaltimoreBozeman

BWI - BZN

BWIBZN

Baltimore/Washington

Mon 2/2

4:10 pm-9:33 pm

1 stop7h 23m

Bozeman Gallatin Field

Fri 2/6

2:30 pm-11:15 pm

1 stop6h 45m

$249

BaltimoreBozeman

BWI - BZN

BWIBZN

Baltimore/Washington

Sat 2/7

10:05 am-9:33 pm

2 stops13h 28m

Bozeman Gallatin Field

Tue 2/10

6:15 am-3:04 pm

1 stop6h 49m

$254

BaltimoreBozeman

BWI - BZN

BWIBZN

Baltimore/Washington

Mon 2/23

2:10 pm-10:40 pm

1 stop10h 30m

Bozeman Gallatin Field

Wed 2/25

7:40 am-5:15 pm

2 stops7h 35m

$260

BaltimoreBozeman

BWI - BZN

BWIBZN

Baltimore/Washington

Fri 2/20

6:46 pm-10:53 am

1 stop18h 07m

Bozeman Gallatin Field

Wed 2/25

3:02 pm-5:46 pm

1 stop24h 44m

$262

BaltimoreBozeman

BWI - BZN

BWIBZN

Baltimore/Washington

Wed 2/25

7:55 am-3:05 pm

1 stop9h 10m

Bozeman Gallatin Field

Wed 3/4

11:15 am-9:45 pm

1 stop8h 30m

$274

BaltimoreBozeman

BWI - BZN

BWIBZN

Baltimore/Washington

Wed 3/4

2:58 pm-8:03 pm

1 stop7h 05m

Bozeman Gallatin Field

Tue 3/10

6:34 pm-9:39 am

2 stops13h 05m

$282

BaltimoreKalispell

BWI - FCA

BWIFCA

Baltimore/Washington

Tue 1/13

6:00 am-2:22 pm

2 stops10h 22m

Kalispell Glacier Park

Tue 1/20

5:59 pm-9:23 am

2 stops13h 24m

$307

BaltimoreMissoula

BWI - MSO

BWIMSO

Baltimore/Washington

Sat 1/24

6:00 am-12:50 pm

1 stop8h 50m

Missoula Johnson-Bell Field

Fri 1/30

1:21 pm-11:52 pm

1 stop8h 31m

$405

BaltimoreMissoula

BWI - MSO

BWIMSO

Baltimore/Washington

Thu 1/22

6:00 am-12:50 pm

1 stop8h 50m

Missoula Johnson-Bell Field

Thu 1/29

1:21 pm-11:52 pm

1 stop8h 31m

$421

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 September is another great option to travel to Montana, with average flight prices from Baltimore averaging around $341.

What is the cheapest day to depart on your flight to Montana?

Our data shows that Wednesday is the least expensive day to fly to Montana. Tickets to fly out on this day can be as low as $489. The most expensive day to fly to Montana is Thursday, with ticket prices averaging around $619.

What is the cheapest time of day to depart on your flight to Montana?

The cheapest time of day to fly to Montana is in the evening when flights can be purchased for as low as $418. In the afternoon is when there is more demand to fly to Montana, so prices are often more expensive at around $587 per ticket.

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 $447 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 $368 on momondo.

Can stopping save me money on Baltimore to Montana flights?

You could potentially save up to 14% 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 26m
Direct flights	None

The fastest flight from Baltimore to Montana takes 6h 26m

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 December 2025, 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 $256	Free Cancellation	Rating 7.9 8,007 reviews	Search Delta flights
United Airlines	PriceFrom $262	Free Cancellation	Rating 7.4 9,092 reviews	Search United Airlines flights
American Airlines	PriceFrom $298	Free Cancellation	Rating 7.2 11,052 reviews	Search American Airlines flights
Alaska Airlines	PriceFrom $299	Free Cancellation	Rating 8.0 11,451 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $299	Free Cancellation	Rating 7.9 4,250 reviews	Search Southwest 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.

An easier way to manage your Montana trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to Montana

Popular cities in Montana

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Cheap flights from Baltimore to Montana from $147

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Baltimore to Montana departing on 2/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Baltimore to Montana

Cheap round-trip flights

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Cheap last minute flights

Delta flights from Baltimore to Montana

Our best Delta deals on Baltimore to Montana flight tickets

United Airlines flights from Baltimore to Montana

Our best United Airlines deals on Baltimore to Montana flight tickets

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Use the filters below to find and compare flights from Baltimore to Montana that are best for you.

See travel insights to Montana from

How to get the cheapest flight ticket from Baltimore to Montana

What is the cheapest month to fly to Montana?

What is the cheapest day to depart on your flight to Montana?

Our data shows that Wednesday is the least expensive day to fly to Montana. Tickets to fly out on this day can be as low as $489. The most expensive day to fly to Montana is Thursday, with ticket prices averaging around $619.

What is the cheapest time of day to depart on your flight to Montana?

The cheapest time of day to fly to Montana is in the evening when flights can be purchased for as low as $418. In the afternoon is when there is more demand to fly to Montana, so prices are often more expensive at around $587 per ticket.

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

Can stopping save me money on Baltimore to Montana flights?

You could potentially save up to 14% on your flight if you consider stops on a Baltimore to Montana flight.

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

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

What airlines fly to Montana?

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

Direct flights

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

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

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

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

Best airlines flying from Baltimore to Montana

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

Why use momondo?

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

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

How can momondo help me find flights 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?

An easier way to manage your Montana trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Montana

Popular cities in Montana

Popular flights according to clicks in the last 7 days on momondo