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$334+ 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 6/14. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — BWI
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
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 March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$480
(United Airlines)

One-way from

$334
(United Airlines)

Popular in

June

Cheapest in

April

Average price

$736
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
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($138 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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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 March 25, 2025.

This United Airlines deal was found by Cheapflights users on 3/22. 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.
Tue 9/162:04 pmHLN - BWI
1 stop6h 56mUnited Airlines
Sun 9/218:15 amBWI - HLN
1 stop6h 58mUnited Airlines
Deal found 3/22$480
This Delta deal was found by Cheapflights users on 3/24. 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.
Tue 4/81:15 pmHLN - BWI
2 stops9h 21mDelta
Tue 4/157:05 amBWI - HLN
1 stop7h 33mDelta
Deal found 3/24$509
This Alaska Airlines deal was found by Cheapflights users on 3/23. 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 4/247:29 pmHLN - BWI
1 stop8h 17mAlaska Airlines
Mon 4/287:05 pmBWI - HLN
1 stop25h 44mAlaska Airlines
Deal found 3/23$525

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 March 25, 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

Tue 9/16

2:04 pm-11:00 pm

1 stop6h 56m

Baltimore/Washington

Sun 9/21

8:15 am-1:13 pm

1 stop6h 58m

$480

HelenaBaltimore

HLN - BWI

HLNBWI

Helena

Tue 4/8

1:15 pm-12:36 am

2 stops9h 21m

Baltimore/Washington

Tue 4/15

7:05 am-12:38 pm

1 stop7h 33m

$509

HelenaBaltimore

HLN - BWI

HLNBWI

Helena

Thu 4/24

7:29 pm-5:46 am

1 stop8h 17m

Baltimore/Washington

Mon 4/28

7:05 pm-6:49 pm

1 stop25h 44m

$525

HelenaBaltimore

HLN - BWI

HLNBWI

Helena

Sat 6/14

5:39 pm-5:20 am

1 stop9h 41m

$334

HelenaBaltimore

HLN - BWI

HLNBWI

Helena

Sat 6/14

1:18 pm-12:19 am

2 stops9h 01m

$347

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

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 March.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice 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 Helena-Baltimore flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Helena-Baltimore flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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, August is the cheapest month in which you can book a flight from Helena to Baltimore (average of $241). Flying from Helena to Baltimore in March is currently the most expensive (average of $290). 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 March 25, 2025.

It’s typically best to fly out from Helena to Baltimore at noon. Doing so could potentially save you 33% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Baltimore by month

Plan your trip to Baltimore by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Baltimore ranges from 2.9 - 4.1 inches per month. July is typically the wettest month, when rainfall can reach 4.1 in. February is typically the driest time to visit Baltimore when rainfall is around 2.9 in.

Temperature in Baltimore by month

Plan your trip to Baltimore by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Baltimore, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Baltimore

Get insights into the airlines that provide service to Baltimore. 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 Baltimore. Reviews last updated March 25, 2025.
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,785 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,890 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,605 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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.

  • What are the cheapest airlines flying from Helena to Baltimore round-trip?

    Our cheapest airline available from Helena to Baltimore is United Airlines. Our recent data shows that you can find tickets from as low as $480 on this airline. Additional options worth looking into are Delta and Alaska Airlines, starting at $509 and $525 round-trip. United Airlines is 26% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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, August is the cheapest month in which you can book a flight from Helena to Baltimore (average of $241). Flying from Helena to Baltimore in March is currently the most expensive (average of $290). 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 Helena to Baltimore

Discover the top airline that operate flights from Helena to Baltimore. 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 March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$496Average$736FlexibilityNo cancel feeOn-time69%
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