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$256+ Cheap flights from Helena to Baltimore (HLN - BWI)

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 1/4. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — BWI
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Cheap flight deals from Helena to Baltimore

Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) to Baltimore (BWI). 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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$443
(Expedia)

One-way from

$256
(Alaska Airlines)
Provider with most accurate pricing for Helena-Baltimore/Washington flight deals.
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Provider most trusted by Cheapflights users for Helena-Baltimore/Washington flights.
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From Helena to Baltimore/Washington
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One-way flight from Helena to Baltimore/Washington
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Find flight deals from Helena to Baltimore

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

This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:28 pmHLN - BWI
1 stop21h 48mAlaska Airlines
Thu 12/117:00 amBWI - HLN
1 stop12h 51mAlaska Airlines
Deal found 10/27$443
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.
Mon 12/81:06 pmHLN - BWI
2 stops9h 13mDelta
Thu 12/117:15 amBWI - HLN
1 stop7h 10mDelta
Deal found 10/27$665
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/102:22 pmHLN - BWI
1 stop6h 35mUnited Airlines
Fri 11/148:15 amBWI - HLN
1 stop7h 12mUnited Airlines
Deal found 10/27$707
This United Airlines deal was found by Cheapflights users on 10/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/262:22 pmHLN - BWI
1 stop6h 35mUnited Airlines
Fri 11/287:07 amBWI - HLN
2 stops16h 15mUnited Airlines
Deal found 10/26$731
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.
Wed 11/267:32 pmHLN - BWI
1 stop20h 36mAlaska Airlines
Fri 11/287:00 amBWI - HLN
1 stop13h 52mAlaska Airlines
Deal found 10/27$805
This Alaska Airlines deal was found by Cheapflights users on 10/26. 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.
Thu 11/66:13 pmHLN - BWI
1 stop10h 05mAlaska Airlines
Sun 11/97:38 amBWI - HLN
1 stop11h 58mAlaska Airlines
Deal found 10/26$836
This Delta deal was found by Cheapflights users on 10/26. 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.
Thu 11/65:45 amHLN - BWI
2 stops11h 59mDelta
Sun 11/97:15 amBWI - HLN
1 stop7h 11mDelta
Deal found 10/26$856

Cheapflights Fare Finder

 
Customize your flight search to find flights from Helena to Baltimore 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 October 28, 2025.
Use the filters below to find and compare flights from Helena to Baltimore that are best for you.

Fly from

Helena

Fly to

Baltimore

Route

Depart

Return

Price

HelenaBaltimore

HLN - BWI

HLNBWI

Helena

Mon 12/8

6:28 pm-6:16 pm

1 stop21h 48m

Baltimore/Washington

Thu 12/11

7:00 am-5:51 pm

1 stop12h 51m

$443

HelenaBaltimore

HLN - BWI

HLNBWI

Helena

Fri 3/6

4:10 pm-5:55 pm

1 stop23h 45m

Baltimore/Washington

Tue 3/10

6:55 pm-3:43 pm

1 stop22h 48m

$502

HelenaBaltimore

HLN - BWI

HLNBWI

Helena

Fri 3/6

2:30 pm-11:24 pm

1 stop6h 54m

Baltimore/Washington

Tue 3/10

8:00 am-1:27 pm

1 stop7h 27m

$525

HelenaBaltimore

HLN - BWI

HLNBWI

Helena

Fri 3/6

5:35 am-10:02 am

2 stops26h 27m

Baltimore/Washington

Tue 3/10

10:00 am-10:38 pm

2 stops14h 38m

$582

HelenaBaltimore

HLN - BWI

HLNBWI

Helena

Mon 12/8

1:06 pm-12:19 am

2 stops9h 13m

Baltimore/Washington

Thu 12/11

7:15 am-12:25 pm

1 stop7h 10m

$665

HelenaBaltimore

HLN - BWI

HLNBWI

Helena

Mon 11/10

2:22 pm-10:57 pm

1 stop6h 35m

Baltimore/Washington

Fri 11/14

8:15 am-1:27 pm

1 stop7h 12m

$707

HelenaBaltimore

HLN - BWI

HLNBWI

Helena

Mon 11/10

6:13 pm-6:18 am

1 stop10h 05m

Baltimore/Washington

Fri 11/14

7:38 am-5:36 pm

1 stop11h 58m

$707

HelenaBaltimore

HLN - BWI

HLNBWI

Helena

Sun 1/4

6:32 pm-5:44 am

1 stop9h 12m

$256

HelenaBaltimore

HLN - BWI

HLNBWI

Helena

Thu 12/11

2:30 pm-11:00 pm

1 stop6h 30m

$300

HelenaBaltimore

HLN - BWI

HLNBWI

Helena

Thu 12/11

1:06 pm-12:19 am

2 stops9h 13m

$374

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Showing 1-10 of 18 results
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Compare providers for flights from Helena to Baltimore

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 Helena to Baltimore in October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 Helena-Baltimore flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Helena-Baltimore flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Helena-Baltimore flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Helena-Baltimore 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 Helena-Baltimore 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 Helena to Baltimore

Have a flexible travel schedule? Discover the best time to fly to Baltimore from Helena 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 Helena to Baltimore

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

Currently, April is the cheapest month in which you can book a flight from Helena to Baltimore (average of $169). Flying from Helena to Baltimore in December is currently the most expensive (average of $327). 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.

What is the cheapest time of day to fly from HLN to BWI?

Find hourly flight availability from Helena to Baltimore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 28, 2025.

It’s typically best to fly out from Helena to Baltimore in the evening. Doing so could potentially save you 52% on the flight price compared to flying in the morning, which is usually more expensive.

Related info for your journey

Find useful and relevant information for your journey from Helena to Baltimore. 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 Helena to Baltimore?

    A quick flight from Helena to Baltimore can take about 6h 54m. Alaska Airlines provides one of the quickest options available for as low as $525. The distance between Helena and Baltimore is about 1842 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Helena to Baltimore one-way?

    To fly one-way, consider booking your trip with Alaska Airlines, which is currently one of the cheapest options available, starting at $256. United Airlines flights start at $300 while deals on Delta start at $374 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Helena to Baltimore 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 Helena to Baltimore?

    Currently, April is the cheapest month in which you can book a flight from Helena to Baltimore (average of $169). Flying from Helena to Baltimore in December is currently the most expensive (average of $327). 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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