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

United Airlines is the most popular carrier operating from Baltimore/Washington to Helena

What airlines fly to Helena?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Helena from Baltimore according to our data. United Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Helena. Keep in mind that there are 5 different airlines that fly to Helena 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 Helena Airport?

Prices for flights from Baltimore/Washington Airport to Helena Airport refresh daily.

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

As of September 2025, there is 1 operator available to choose from for flights from Baltimore/Washington Airport to Helena Airport.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Baltimore/Washington Airport to Helena Airport.

What documentation or ID do you need to fly to Helena Airport?

The necessary travel and health documents for your Helena Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$242 Cheap Flights from Baltimore to Helena in 2025/26

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Find the cheapest flights from Baltimore to Helena

Round-trip

One-way

Cheap round-trip flights

6:12 pm - 5:41 pmBWI-HLN

25h 29m1 stop

6:18 pm - 6:12 amHLN-BWI

9h 54m1 stop

$441Alaska Airlines

Find Deal

Fri, Oct 17 - Tue, Oct 21

8:15 am - 1:27 pmBWI-HLN

7h 12m1 stop

2:22 pm - 10:57 pmHLN-BWI

6h 35m1 stop

$483United Airlines

Find Deal

Wed, Oct 29 - Wed, Nov 5

6:12 pm - 5:41 pmBWI-HLN

25h 29m1 stop

6:18 pm - 5:12 pmHLN-BWI

20h 54m1 stop

$486Alaska Airlines

Find Deal

Fri, Oct 17 - Tue, Oct 21

6:15 am - 1:27 pmBWI-HLN

9h 12m2 stops

2:22 pm - 10:57 pmHLN-BWI

6h 35m1 stop

$488United Airlines

Find Deal

Wed, Oct 29 - Wed, Nov 5

7:15 am - 12:20 pmBWI-HLN

7h 05m1 stop

1:00 pm - 12:41 amHLN-BWI

9h 41m2 stops

$510Delta

Find Deal

Fri, Oct 17 - Tue, Oct 21

6:30 am - 1:27 pmBWI-HLN

8h 57m2 stops

6:20 am - 11:22 pmHLN-BWI

15h 02m1 stop

$564United Airlines

Find Deal

Sat, Feb 14 - Fri, Feb 20

6:55 pm - 3:43 pmBWI-HLN

22h 48m1 stop

4:10 pm - 5:55 pmHLN-BWI

23h 45m1 stop

$584Alaska Airlines

Find Deal

Sat, Feb 14 - Fri, Feb 20

7:00 am - 6:52 pmBWI-HLN

13h 52m1 stop

7:32 pm - 5:39 amHLN-BWI

8h 07m1 stop

$620Alaska Airlines

Find Deal

Sun, Nov 23 - Mon, Dec 1

12:26 pm - 10:16 pmBWI-HLN

11h 50m2 stops

1:00 pm - 12:41 amHLN-BWI

9h 41m2 stops

$801Delta

Find Deal

Fri, Oct 17 - Tue, Oct 21

12:26 pm - 10:16 pmBWI-HLN

11h 50m2 stops

1:00 pm - 12:41 amHLN-BWI

9h 41m2 stops

$860Delta

Find Deal

Fri, Oct 17 - Tue, Oct 21

Alaska Airlines flights from Baltimore to Helena

Our best Alaska Airlines deals on Baltimore to Helena flight tickets

Alaska Airlines

Oct 17

BWI6:12 pmBaltimore/Washington

25h 29m

1 stop

HLN5:41 pmHelena

Oct 21

HLN6:18 pmHelena

9h 54m

1 stop

BWI6:12 amBaltimore/Washington

$441

Find similar

Alaska Airlines

Oct 17

BWI6:12 pmBaltimore/Washington

25h 29m

1 stop

HLN5:41 pmHelena

Oct 21

HLN6:18 pmHelena

20h 54m

1 stop

BWI5:12 pmBaltimore/Washington

$486

Find similar

Alaska Airlines

Feb 14

BWI6:55 pmBaltimore/Washington

22h 48m

1 stop

HLN3:43 pmHelena

Feb 20

HLN4:10 pmHelena

23h 45m

1 stop

BWI5:55 pmBaltimore/Washington

$584

Find similar

Delta flights from Baltimore to Helena

Our best Delta deals on Baltimore to Helena flight tickets

Delta

Oct 17

BWI7:15 amBaltimore/Washington

7h 05m

1 stop

HLN12:20 pmHelena

Oct 21

HLN1:00 pmHelena

9h 41m

2 stops

BWI12:41 amBaltimore/Washington

$510

Find similar

Delta

Oct 17

BWI12:26 pmBaltimore/Washington

11h 50m

2 stops

HLN10:16 pmHelena

Oct 21

HLN1:00 pmHelena

9h 41m

2 stops

BWI12:41 amBaltimore/Washington

$801

Find similar

Delta

Oct 17

BWI12:26 pmBaltimore/Washington

11h 50m

2 stops

HLN10:16 pmHelena

Oct 21

HLN1:00 pmHelena

9h 41m

2 stops

BWI12:41 amBaltimore/Washington

$860

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

Fri 10/17

6:12 pm-5:41 pm

1 stop25h 29m

Helena

Tue 10/21

6:18 pm-6:12 am

1 stop9h 54m

$441

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

Wed 10/29

8:15 am-1:27 pm

1 stop7h 12m

Helena

Wed 11/5

2:22 pm-10:57 pm

1 stop6h 35m

$483

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

Fri 10/17

6:12 pm-5:41 pm

1 stop25h 29m

Helena

Tue 10/21

6:18 pm-5:12 pm

1 stop20h 54m

$486

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

Wed 10/29

6:15 am-1:27 pm

2 stops9h 12m

Helena

Wed 11/5

2:22 pm-10:57 pm

1 stop6h 35m

$488

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

Fri 10/17

7:15 am-12:20 pm

1 stop7h 05m

Helena

Tue 10/21

1:00 pm-12:41 am

2 stops9h 41m

$510

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

Sat 2/14

6:30 am-1:27 pm

2 stops8h 57m

Helena

Fri 2/20

6:20 am-11:22 pm

1 stop15h 02m

$564

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

Sat 2/14

6:55 pm-3:43 pm

1 stop22h 48m

Helena

Fri 2/20

4:10 pm-5:55 pm

1 stop23h 45m

$584

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

Sun 11/23

7:00 am-6:52 pm

1 stop13h 52m

Helena

Mon 12/1

7:32 pm-5:39 am

1 stop8h 07m

$620

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

Fri 10/17

12:26 pm-10:16 pm

2 stops11h 50m

Helena

Tue 10/21

1:00 pm-12:41 am

2 stops9h 41m

$801

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

Fri 10/17

12:26 pm-10:16 pm

2 stops11h 50m

Helena

Tue 10/21

1:00 pm-12:41 am

2 stops9h 41m

$860

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Baltimore to Helena

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 day to depart on your flight to Helena?

The cheapest day to depart from Baltimore to Helena is on a Tuesday. Travelers who choose to depart for Helena on a Tuesday will often find tickets for as low as $545. The most expensive day to fly to Helena is Friday, with ticket prices averaging around $1,026.

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

According to our data, the cheapest time of day to fly to Helena is in the morning. momondo users have found flights departing from Baltimore to Helena in the morning for as low as $662. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Helena is in the afternoon when prices are around $723.

When to book flights from Baltimore to Helena

Are you open to changing your travel dates? Check out the ideal times to fly from Baltimore to Helena according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Baltimore to Helena (BWI to HLN) flight deals and tips

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

Direct flights	None

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

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How far is Baltimore/Washington to Helena by plane?
The straight-line distance from Baltimore/Washington to Helena is 1842.9 mi. Typically, this will take 7h 05m by plane in normal conditions.
When did momondo last update prices for flights from Baltimore/Washington Airport to Helena Airport?
Prices for flights from Baltimore/Washington Airport to Helena Airport refresh daily.
How many operators does momondo search for flights from Baltimore/Washington Airport to Helena Airport?
As of September 2025, there is 1 operator available to choose from for flights from Baltimore/Washington Airport to Helena Airport.
How old do you have to be to fly from Baltimore/Washington Airport to Helena Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Baltimore/Washington Airport to Helena Airport.
What documentation or ID do you need to fly to Helena Airport?
The necessary travel and health documents for your Helena Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Baltimore to Helena?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Baltimore to Helena is United Airlines (100% of total bookings).

Best airlines flying from Baltimore to Helena

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $412	Free Cancellation	Rating 7.4 8,924 reviews		Search United Airlines flights

Why use momondo?

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

Finding the right flight to Helena from Baltimore is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Helena quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Helena from Baltimore which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Helena from Baltimore.

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

Price alerts on flights to Helena from Baltimore are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.