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

United Airlines and Delta are the most popular carriers 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 45% 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 December 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.

$257 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

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:14 pm - 6:11 pm

BWI

HLN

24h 57m1 stop

6:48 pm - 6:14 pm

HLN

BWI

21h 26m1 stop

$472Alaska Airlines

Sat, Jan 31 - Wed, Feb 4

7:14 pm - 6:11 pm

BWI

HLN

24h 57m1 stop

6:48 pm - 6:14 pm

HLN

BWI

21h 26m1 stop

$475Alaska Airlines

Tue, Jan 13 - Fri, Jan 16

7:14 pm - 6:11 pm

BWI

HLN

24h 57m1 stop

6:48 pm - 6:14 pm

HLN

BWI

21h 26m1 stop

$492Alaska Airlines

Sat, Jan 17 - Wed, Jan 21

7:14 pm - 6:11 pm

BWI

HLN

24h 57m1 stop

6:48 pm - 6:14 pm

HLN

BWI

21h 26m1 stop

$514Alaska Airlines

Fri, Jan 16 - Mon, Jan 19

11:24 am - 10:29 pm

BWI

HLN

13h 05m2 stops

1:10 pm - 11:44 pm

HLN

BWI

8h 34m1 stop

$551Delta

Tue, Jan 13 - Fri, Jan 16

4:10 pm - 9:26 pm

BWI

HLN

7h 16m1 stop

6:15 am - 9:21 pm

HLN

BWI

13h 06m2 stops

$566United Airlines

Fri, Jan 16 - Mon, Jan 19

8:23 am - 1:41 pm

BWI

HLN

7h 18m1 stop

6:45 am - 9:21 pm

HLN

BWI

12h 36m2 stops

$572United Airlines

Sat, Jan 31 - Wed, Feb 4

10:05 am - 9:26 pm

BWI

HLN

13h 21m2 stops

6:45 am - 9:21 pm

HLN

BWI

12h 36m2 stops

$577United Airlines

Sat, Jan 31 - Wed, Feb 4

10:05 am - 9:26 pm

BWI

HLN

13h 21m2 stops

6:15 am - 3:04 pm

HLN

BWI

6h 49m1 stop

$582United Airlines

Sat, Jan 17 - Wed, Jan 21

10:05 am - 9:26 pm

BWI

HLN

13h 21m2 stops

6:15 am - 9:21 pm

HLN

BWI

13h 06m2 stops

$587United Airlines

Sat, Jan 17 - Wed, Jan 21

Alaska Airlines flights from Baltimore to Helena

Our best Alaska Airlines deals on Baltimore to Helena flight tickets

Alaska Airlines

Jan 31

BWI7:14 pmBaltimore/Washington

24h 57m

1 stop

HLN6:11 pmHelena

Feb 4

HLN6:48 pmHelena

21h 26m

1 stop

BWI6:14 pmBaltimore/Washington

$472

Find similar

Alaska Airlines

Jan 13

BWI7:14 pmBaltimore/Washington

24h 57m

1 stop

HLN6:11 pmHelena

Jan 16

HLN6:48 pmHelena

21h 26m

1 stop

BWI6:14 pmBaltimore/Washington

$475

Find similar

Alaska Airlines

Jan 17

BWI7:14 pmBaltimore/Washington

24h 57m

1 stop

HLN6:11 pmHelena

Jan 21

HLN6:48 pmHelena

21h 26m

1 stop

BWI6:14 pmBaltimore/Washington

$492

Find similar

United Airlines flights from Baltimore to Helena

Our best United Airlines deals on Baltimore to Helena flight tickets

United Airlines

Jan 16

BWI4:10 pmBaltimore/Washington

7h 16m

1 stop

HLN9:26 pmHelena

Jan 19

HLN6:15 amHelena

13h 06m

2 stops

BWI9:21 pmBaltimore/Washington

$566

Find similar

United Airlines

Jan 31

BWI8:23 amBaltimore/Washington

7h 18m

1 stop

HLN1:41 pmHelena

Feb 4

HLN6:45 amHelena

12h 36m

2 stops

BWI9:21 pmBaltimore/Washington

$572

Find similar

United Airlines

Jan 31

BWI10:05 amBaltimore/Washington

13h 21m

2 stops

HLN9:26 pmHelena

Feb 4

HLN6:45 amHelena

12h 36m

2 stops

BWI9:21 pmBaltimore/Washington

$577

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

Sat 1/31

7:14 pm-6:11 pm

1 stop24h 57m

Helena

Wed 2/4

6:48 pm-6:14 pm

1 stop21h 26m

$472

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

Tue 1/13

7:14 pm-6:11 pm

1 stop24h 57m

Helena

Fri 1/16

6:48 pm-6:14 pm

1 stop21h 26m

$475

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

Sat 1/17

7:14 pm-6:11 pm

1 stop24h 57m

Helena

Wed 1/21

6:48 pm-6:14 pm

1 stop21h 26m

$492

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

Fri 1/16

7:14 pm-6:11 pm

1 stop24h 57m

Helena

Mon 1/19

6:48 pm-6:14 pm

1 stop21h 26m

$514

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

Tue 1/13

11:24 am-10:29 pm

2 stops13h 05m

Helena

Fri 1/16

1:10 pm-11:44 pm

1 stop8h 34m

$551

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

Fri 1/16

4:10 pm-9:26 pm

1 stop7h 16m

Helena

Mon 1/19

6:15 am-9:21 pm

2 stops13h 06m

$566

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

Sat 1/31

8:23 am-1:41 pm

1 stop7h 18m

Helena

Wed 2/4

6:45 am-9:21 pm

2 stops12h 36m

$572

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

Sat 1/31

10:05 am-9:26 pm

2 stops13h 21m

Helena

Wed 2/4

6:45 am-9:21 pm

2 stops12h 36m

$577

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

Sat 1/17

10:05 am-9:26 pm

2 stops13h 21m

Helena

Wed 1/21

6:15 am-3:04 pm

1 stop6h 49m

$582

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

Sat 1/17

10:05 am-9:26 pm

2 stops13h 21m

Helena

Wed 1/21

6:15 am-9:21 pm

2 stops13h 06m

$587

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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

Fastest flight time	7h 16m
Direct flights	None

The fastest flight from Baltimore to Helena takes 7h 16m

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

Search flight deals

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 16m 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 December 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 $408	Free Cancellation	Rating 7.4 9,105 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.