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$374+ Cheap flights from Helena to Boston (HLN - BOS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — BOS
nov. 27 — dic. 41
jue. 11/27
jue. 12/4
1 adult, Economy
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Cheap flight deals from Helena to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) to Boston (BOS). 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 octubre 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$462
(Alaska Airlines)

Popular in

October

Cheapest in

March

Average price

$1,508
Provider with most accurate pricing for Helena-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Helena-Boston Logan Intl flights.
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From Helena to Boston Logan Intl
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Highest demand for flights based on searches. 31% potential increase in price ($321 potential increase over avg. RT price).
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Cheapest flight prices on average. 15% potential price decrease ($91 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 Helena to Boston

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

This Delta deal was found by Cheapflights users on 10/25. 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.
jue. 12/115:30 amHLN - BOS
2 stops23h 25mDelta
sáb. 12/136:55 pmBOS - HLN
2 stops19h 30mDelta
Deal found 10/25$374
This Hawaiian Airlines deal was found by Cheapflights users on 10/25. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/116:28 pmHLN - BOS
1 stop11h 01mHawaiian Airlines
sáb. 12/137:00 amBOS - HLN
1 stop12h 51mHawaiian Airlines
Deal found 10/25$478
This Alaska Airlines deal was found by Cheapflights users on 10/28. 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.
mié. 12/176:28 pmHLN - BOS
2 stops32h 42mAlaska Airlines
mar. 12/306:06 pmBOS - HLN
1 stop25h 49mAlaska Airlines
Deal found 10/28$704
This United Airlines deal was found by Cheapflights users on 10/28. 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.
mié. 12/176:30 amHLN - BOS
2 stops15h 11mUnited Airlines
mar. 12/305:20 amBOS - HLN
2 stops42h 11mUnited Airlines
Deal found 10/28$756
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.
vie. 12/55:30 amHLN - BOS
1 stop8h 43mDelta
mar. 12/96:10 amBOS - HLN
1 stop8h 15mDelta
Deal found 10/27$791
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.
vie. 12/191:06 pmHLN - BOS
1 stop8h 35mDelta
lun. 12/296:10 amBOS - HLN
1 stop8h 20mDelta
Deal found 10/26$819
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.
vie. 12/196:32 pmHLN - BOS
1 stop27h 51mAlaska Airlines
lun. 12/296:00 amBOS - HLN
2 stops13h 55mAlaska Airlines
Deal found 10/27$893

Cheapflights Fare Finder

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

Fly from

Helena

Fly to

Boston

Route

Depart

Return

Price

HelenaBoston

HLN - BOS

HLNBOS

Helena

mar. 3/3

4:10 pm-11:59 pm

1 stop29h 49m

Boston Logan Intl

sáb. 3/7

5:55 pm-2:43 pm

1 stop22h 48m

$462

HelenaBoston

HLN - BOS

HLNBOS

Helena

mar. 3/10

4:10 pm-7:16 am

1 stop13h 06m

Boston Logan Intl

jue. 3/12

7:00 am-3:43 pm

1 stop10h 43m

$471

HelenaBoston

HLN - BOS

HLNBOS

Helena

mar. 3/10

12:50 pm-6:32 am

2 stops15h 42m

Boston Logan Intl

jue. 3/12

6:00 am-12:27 pm

1 stop8h 27m

$521

HelenaBoston

HLN - BOS

HLNBOS

Helena

mar. 3/10

6:15 am-6:53 pm

2 stops10h 38m

Boston Logan Intl

jue. 3/12

6:00 am-1:27 pm

2 stops9h 27m

$601

HelenaBoston

HLN - BOS

HLNBOS

Helena

mié. 12/17

6:28 pm-5:10 am

2 stops32h 42m

Boston Logan Intl

mar. 12/30

6:06 pm-5:55 pm

1 stop25h 49m

$704

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Compare providers for flights from Helena to Boston

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

Have a flexible travel schedule? Discover the best time to fly to Boston 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 Boston

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

Currently, March is the cheapest month in which you can book a flight from Helena to Boston (average of $150). Flying from Helena to Boston in November is currently the most expensive (average of $283). 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 BOS?

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

A simple way to save on the total cost of your ticket is to fly from Helena to Boston in the afternoon. If you’re flexible enough to do this you can expect to save up to 39% on your trip compared to booking a flight in the morning.

Related info for your journey

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

    There are many flights that can get you from Helena to Boston in 29h 49m. Fly via Alaska Airlines to get the fastest option. The distance between Helena and Boston is about 2016 mi.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Helena to Boston (average of $150). Flying from Helena to Boston in November is currently the most expensive (average of $283). 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

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
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Medford
Hampton Beach
Watertown
Seabrook
Seekonk
Lincoln
Lowell
Smithfield
Cranston
Chestnut Hill
Peabody
Quincy
York Beach
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Old Orchard Beach
Brockton
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