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Helena

$237+ Cheap flights from Baltimore to Helena (BWI - HLN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/15. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — HLN
11월 27 — 12월 41
목 11/27
목 12/4
1 adult, Economy
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Cheap flight deals from Baltimore to Helena

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Helena (HLN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 10월 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$399
(Alaska Airlines)

One-way from

$237
(Delta)

Popular in

December

Cheapest in

February

Average price

$662
Provider with most accurate pricing for Baltimore/Washington-Helena flight deals.
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Provider most trusted by Cheapflights users for Baltimore/Washington-Helena flights.
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From Baltimore/Washington to Helena
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One-way flight from Baltimore/Washington to Helena
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Highest demand for flights based on searches. 11% potential increase in price ($82 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($48 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Baltimore to Helena

Cheapest flights from Baltimore to Helena
Explore the most affordable flight options available from Baltimore to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10월 28, 2025.

This Alaska Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
토 12/67:00 amBWI - HLN
1 stop12h 51mAlaska Airlines
수 12/106:28 pmHLN - BWI
1 stop9h 12mAlaska Airlines
Deal found 10/27$399
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
토 12/67:15 amBWI - HLN
1 stop7h 10mDelta
화 12/95:30 amHLN - BWI
2 stops10h 33mDelta
Deal found 10/27$402
This Alaska Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
금 12/57:16 pmBWI - HLN
1 stop24h 35mAlaska Airlines
수 12/106:28 pmHLN - BWI
1 stop9h 12mAlaska Airlines
Deal found 10/27$419
This Alaska Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
수 12/37:16 pmBWI - HLN
1 stop24h 35mAlaska Airlines
수 12/106:28 pmHLN - BWI
1 stop9h 12mAlaska Airlines
Deal found 10/27$429
This Alaska Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
토 12/67:00 amBWI - HLN
1 stop12h 51mAlaska Airlines
월 12/86:28 pmHLN - BWI
1 stop9h 12mAlaska Airlines
Deal found 10/27$432
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
수 12/37:15 amBWI - HLN
1 stop7h 10mDelta
화 12/95:30 amHLN - BWI
2 stops10h 33mDelta
Deal found 10/27$433
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
목 12/47:15 amBWI - HLN
1 stop7h 10mDelta
화 12/95:30 amHLN - BWI
2 stops10h 33mDelta
Deal found 10/27$440
This Alaska Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
금 12/57:16 pmBWI - HLN
1 stop24h 35mAlaska Airlines
일 12/76:28 pmHLN - BWI
1 stop21h 48mAlaska Airlines
Deal found 10/27$452
This Alaska Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
수 12/37:16 pmBWI - HLN
1 stop24h 35mAlaska Airlines
일 12/76:28 pmHLN - BWI
1 stop9h 12mAlaska Airlines
Deal found 10/27$462
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
수 12/37:15 amBWI - HLN
1 stop7h 10mDelta
일 12/75:30 amHLN - BWI
2 stops10h 33mDelta
Deal found 10/27$471
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
목 12/47:15 amBWI - HLN
1 stop7h 10mDelta
일 12/75:30 amHLN - BWI
2 stops10h 33mDelta
Deal found 10/27$478

Cheapflights Fare Finder

 
Customize your flight search to find flights from Baltimore to Helena that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated 10월 28, 2025.
Use the filters below to find and compare flights from Baltimore to Helena that are best for you.

Fly from

Baltimore

Fly to

Helena

Route

Depart

Return

Price

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

토 12/6

7:00 am-5:51 pm

1 stop12h 51m

Helena

화 12/9

6:28 pm-5:40 am

1 stop9h 12m

$399

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

토 12/6

7:15 am-12:25 pm

1 stop7h 10m

Helena

화 12/9

5:30 am-6:03 pm

2 stops10h 33m

$402

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

금 12/5

7:16 pm-5:51 pm

1 stop24h 35m

Helena

화 12/9

6:28 pm-5:40 am

1 stop9h 12m

$419

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

수 12/3

7:16 pm-5:51 pm

1 stop24h 35m

Helena

화 12/9

6:28 pm-5:40 am

1 stop9h 12m

$429

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

목 12/4

7:00 am-5:51 pm

1 stop12h 51m

Helena

수 12/10

6:28 pm-5:40 am

1 stop9h 12m

$429

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

수 12/3

7:16 pm-5:51 pm

1 stop24h 35m

Helena

수 12/10

6:28 pm-5:40 am

1 stop9h 12m

$429

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

토 12/6

7:00 am-5:51 pm

1 stop12h 51m

Helena

일 12/7

6:28 pm-6:16 pm

1 stop21h 48m

$432

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

수 12/3

7:15 am-12:25 pm

1 stop7h 10m

Helena

화 12/9

5:30 am-6:03 pm

2 stops10h 33m

$433

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

목 12/4

7:15 am-12:25 pm

1 stop7h 10m

Helena

화 12/9

5:30 am-6:03 pm

2 stops10h 33m

$440

BaltimoreHelena

BWI - HLN

BWIHLN

Baltimore/Washington

토 12/6

7:15 am-12:25 pm

1 stop7h 10m

Helena

일 12/7

5:30 am-6:03 pm

2 stops10h 33m

$440

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 21 results
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Compare providers for flights from Baltimore to Helena

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Baltimore to Helena in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Baltimore-Helena flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Baltimore-Helena flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Baltimore-Helena flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Baltimore-Helena flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Baltimore-Helena flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Baltimore to Helena

Have a flexible travel schedule? Discover the best time to fly to Helena from Baltimore with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Baltimore to Helena

What is the cheapest month to book a flight from Baltimore to Helena?

Currently, June is the cheapest month in which you can book a flight from Baltimore to Helena (average of $180). Flying from Baltimore to Helena in March is currently the most expensive (average of $358). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Helena

Get insights into the airlines that provide service to Helena. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Helena. Reviews last updated 10월 28, 2025.
See what other customers who have flown with United Airlines from Baltimore to Helena have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,997 reviews

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,997 reviews
United Airlines
7.4
Good
8,997 reviews

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Baltimore to Helena. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Baltimore to Helena?

    Alaska Airlines and Delta can get you from Baltimore to Helena in just under 7h 10m. Your travel time can differ by up to 5h 41m. Airlines will cover a distance of 1842 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Baltimore to Helena round-trip?

    Currently priced at $408, United Airlines will fly you from Baltimore to Helena and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Users have found that United Airlines is 35% cheaper than the other options available to this destination.

  • Can I find deals for flights from Baltimore to Helena that include hotel bookings?

    Yes. In addition to deals on Baltimore to Helena flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Baltimore to Helena?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to Helena.

  • Can I find deals for business class flights from Baltimore to Helena?

    Yes. Cheapflights offers flight deals from Baltimore to Helena by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Baltimore to Helena?

    Currently, June is the cheapest month in which you can book a flight from Baltimore to Helena (average of $180). Flying from Baltimore to Helena in March is currently the most expensive (average of $358). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top airline flying from Baltimore to Helena

Discover the top airline that operate flights from Baltimore to Helena. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated 10월 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$408Average$674FlexibilityNo cancel feeOn-time69%

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