What is the cheapest airline that flies from Helena to Maryland?

United Airlines and Alaska Airlines are the most popular carriers operating from Helena to Maryland

What airlines fly to Maryland?

United Airlines, Delta and Southwest are the top three most popular airlines that fly to Maryland from Helena according to our data. United Airlines is the first choice among our users, with 61% of people opting to fly with this airline when traveling to Maryland. Keep in mind that there are 3 different airlines that fly to Maryland on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Helena Airport to Maryland?

Prices for flights from Helena Airport to Maryland refresh daily.

How many operators does momondo search for flights from Helena Airport to Maryland?

As of October 2026, there is 1 operator available to choose from for flights from Helena Airport to Maryland.

How old do you have to be to fly from Helena Airport to Maryland?

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 Helena Airport to Maryland.

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

The necessary travel and health documents for your Maryland 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.

$434 Cheap Flights from Helena to Maryland in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Helena to Maryland

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:10 pm - 11:28 pmHLN Helena-BWI Baltimore/Washington

8h 18m2 stops Salt Lake City Minneapolis St Paul

7:15 am - 12:30 pmBWI Baltimore/Washington-HLN Helena

7h 15m1 stop Salt Lake City

$434Delta

Mon, Dec 7 - Thu, Dec 10

1:08 pm - 12:51 amHLN Helena-BWI Baltimore/Washington

9h 43m2 stops Salt Lake City Atlanta Hartsfield-Jackson

2:11 pm - 10:24 pmBWI Baltimore/Washington-HLN Helena

10h 13m2 stops Atlanta Hartsfield-Jackson Salt Lake City

$459Delta

Sat, Oct 24 - Wed, Oct 28

2:35 pm - 10:59 pmHLN Helena-BWI Baltimore/Washington

6h 24m1 stop Denver Intl

6:10 am - 1:52 pmBWI Baltimore/Washington-HLN Helena

9h 42m2 stops Chicago O'Hare Intl Denver Intl

$473United Airlines

Thu, Dec 10 - Sun, Dec 13

2:35 pm - 10:59 pmHLN Helena-BWI Baltimore/Washington

6h 24m1 stop Denver Intl

4:22 pm - 9:46 pmBWI Baltimore/Washington-HLN Helena

7h 24m1 stop Denver Intl

$499United Airlines

Thu, Dec 3 - Wed, Dec 9

2:35 pm - 10:59 pmHLN Helena-BWI Baltimore/Washington

6h 24m1 stop Denver Intl

8:10 am - 1:52 pmBWI Baltimore/Washington-HLN Helena

7h 42m1 stop Denver Intl

$499United Airlines

Thu, Dec 3 - Tue, Dec 8

2:23 pm - 11:08 pmHLN Helena-BWI Baltimore/Washington

6h 45m1 stop Denver Intl

8:23 am - 1:40 pmBWI Baltimore/Washington-HLN Helena

7h 17m1 stop Denver Intl

$499United Airlines

Fri, Nov 6 - Fri, Nov 13

6:15 am - 3:04 pmHLN Helena-BWI Baltimore/Washington

6h 49m1 stop Denver Intl

8:15 am - 1:40 pmBWI Baltimore/Washington-HLN Helena

7h 25m1 stop Denver Intl

$499United Airlines

Sat, Jan 23 - Tue, Jan 26

6:15 am - 3:04 pmHLN Helena-BWI Baltimore/Washington

6h 49m1 stop Denver Intl

10:35 am - 9:32 pmBWI Baltimore/Washington-HLN Helena

12h 57m2 stops Chicago O'Hare Intl Denver Intl

$504United Airlines

Sat, Jan 23 - Tue, Jan 26

4:41 pm - 5:40 amHLN Helena-BWI Baltimore/Washington

10h 59m1 stop Seattle/Tacoma Intl

7:02 am - 4:04 pmBWI Baltimore/Washington-HLN Helena

11h 02m1 stop Seattle/Tacoma Intl

$519Alaska Airlines

Thu, Nov 12 - Sun, Nov 15

7:15 am - 8:20 pmHLN Helena-BWI Baltimore/Washington

11h 05m2 stops Salt Lake City Atlanta Hartsfield-Jackson

7:00 am - 12:28 pmBWI Baltimore/Washington-HLN Helena

7h 28m1 stop Salt Lake City

$519Delta

Sat, Oct 24 - Wed, Oct 28

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Delta flights from Helena to Maryland

Our best Delta deals on Helena to Maryland flight tickets

Delta

Dec 7

HLN1:10 pmHelena

8h 18m

2 stops

BWI11:28 pmBaltimore/Washington

Dec 10

BWI7:15 amBaltimore/Washington

7h 15m

1 stop

HLN12:30 pmHelena

$434

Delta

Oct 24

HLN1:08 pmHelena

9h 43m

2 stops

BWI12:51 amBaltimore/Washington

Oct 28

BWI2:11 pmBaltimore/Washington

10h 13m

2 stops

HLN10:24 pmHelena

$459

Delta

Oct 23

HLN1:08 pmHelena

9h 43m

2 stops

BWI12:51 amBaltimore/Washington

Oct 26

BWI7:00 amBaltimore/Washington

7h 28m

1 stop

HLN12:28 pmHelena

$519

United Airlines flights from Helena to Maryland

Our best United Airlines deals on Helena to Maryland flight tickets

United Airlines

Dec 10

HLN2:35 pmHelena

6h 24m

1 stop

BWI10:59 pmBaltimore/Washington

Dec 13

BWI6:10 amBaltimore/Washington

9h 42m

2 stops

HLN1:52 pmHelena

$473

United Airlines

Jan 23

HLN6:15 amHelena

6h 49m

1 stop

BWI3:04 pmBaltimore/Washington

Jan 26

BWI8:15 amBaltimore/Washington

7h 25m

1 stop

HLN1:40 pmHelena

$499

United Airlines

Jan 23

HLN6:15 amHelena

6h 49m

1 stop

BWI3:04 pmBaltimore/Washington

Jan 26

BWI10:35 amBaltimore/Washington

12h 57m

2 stops

HLN9:32 pmHelena

$504

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HelenaBaltimore

HLN Helena - BWI Baltimore/Washington

HLNBWI

Helena

Mon 12/7

1:10 pm-11:28 pm

2 stops8h 18m

Baltimore/Washington

Thu 12/10

7:15 am-12:30 pm

1 stop7h 15m

$434

HelenaBaltimore

HLN Helena - BWI Baltimore/Washington

HLNBWI

Helena

Sat 10/24

1:08 pm-12:51 am

2 stops9h 43m

Baltimore/Washington

Wed 10/28

2:11 pm-10:24 pm

2 stops10h 13m

$459

HelenaBaltimore

HLN Helena - BWI Baltimore/Washington

HLNBWI

Helena

Thu 12/10

2:35 pm-10:59 pm

1 stop6h 24m

Baltimore/Washington

Sun 12/13

6:10 am-1:52 pm

2 stops9h 42m

$473

Quickest round-trip

HelenaBaltimore

HLN Helena - BWI Baltimore/Washington

HLNBWI

Helena

Thu 12/3

2:35 pm-10:59 pm

1 stop6h 24m

Baltimore/Washington

Wed 12/9

4:22 pm-9:46 pm

1 stop7h 24m

$499

HelenaBaltimore

HLN Helena - BWI Baltimore/Washington

HLNBWI

Helena

Thu 12/3

2:35 pm-10:59 pm

1 stop6h 24m

Baltimore/Washington

Tue 12/8

8:10 am-1:52 pm

1 stop7h 42m

$499

HelenaBaltimore

HLN Helena - BWI Baltimore/Washington

HLNBWI

Helena

Fri 11/6

2:23 pm-11:08 pm

1 stop6h 45m

Baltimore/Washington

Fri 11/13

8:23 am-1:40 pm

1 stop7h 17m

$499

HelenaBaltimore

HLN Helena - BWI Baltimore/Washington

HLNBWI

Helena

Sat 1/23

6:15 am-3:04 pm

1 stop6h 49m

Baltimore/Washington

Tue 1/26

8:15 am-1:40 pm

1 stop7h 25m

$499

HelenaBaltimore

HLN Helena - BWI Baltimore/Washington

HLNBWI

Helena

Sat 1/23

6:15 am-3:04 pm

1 stop6h 49m

Baltimore/Washington

Tue 1/26

10:35 am-9:32 pm

2 stops12h 57m

$504

HelenaBaltimore

HLN Helena - BWI Baltimore/Washington

HLNBWI

Helena

Thu 11/12

4:41 pm-5:40 am

1 stop10h 59m

Baltimore/Washington

Sun 11/15

7:02 am-4:04 pm

1 stop11h 02m

$519

HelenaBaltimore

HLN Helena - BWI Baltimore/Washington

HLNBWI

Helena

Sat 10/24

7:15 am-8:20 pm

2 stops11h 05m

Baltimore/Washington

Wed 10/28

7:00 am-12:28 pm

1 stop7h 28m

$519

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first

How to get the cheapest flight ticket from Helena to Maryland

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

Can stopping save me money on Helena to Maryland flights?

You could potentially save up to 29% on your flight if you consider stops on a Helena to Maryland flight.

Cheap Helena to Maryland flight deals and tips

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

Best Price Found	$528
Fastest flight time	6h 36m
Direct flights	None

The best one-way flight to Maryland from Helena in the past 72 hours is $528. The best round-trip flight deal from Helena to Maryland found on momondo in the last 72 hours is $434.

The fastest flight from Helena to Maryland takes 6h 36m

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

Search flight deals

Frequently asked questions about flying from Helena to Maryland

When did momondo last update prices for flights from Helena Airport to Maryland?
Prices for flights from Helena Airport to Maryland refresh daily.
How many operators does momondo search for flights from Helena Airport to Maryland?
As of October 2026, there is 1 operator available to choose from for flights from Helena Airport to Maryland.
How old do you have to be to fly from Helena Airport to Maryland?
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 Helena Airport to Maryland.
What documentation or ID do you need to fly to Maryland?
The necessary travel and health documents for your Maryland 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.

Best airlines flying from Helena to Maryland

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $348	Free Cancellation	Rating 7.4 10,362 reviews		Search United Airlines flights

Why use momondo?

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

Finding the right flight to Maryland from Helena 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 Maryland quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Helena to Maryland flights to just show those with flexible booking policies.

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

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 Helena to Maryland.

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

Yes momondo offers price alerts on flights to Maryland from Helena. 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.