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$159+ Cheap flights from Helena to Boston (HLN - BOS)

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — BOS
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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Cheap 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 March 10, 2026.

This Delta deal was found by Cheapflights users on 3/10. 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.
Sat 11/712:50 pm
HLN
-
BOS
1 stop8h 59m
Delta
Sun 11/156:00 am
BOS
-
HLN
1 stop8h 24m
Delta
Deal found 3/10$394
This Alaska Airlines deal was found by Cheapflights users on 3/8. 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.
Sat 10/314:08 pm
HLN
-
BOS
1 stop13h 54m
Alaska Airlines
Wed 11/47:20 am
BOS
-
HLN
1 stop10h 11m
Alaska Airlines
Deal found 3/8$446
This United Airlines deal was found by Cheapflights users on 3/7. 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.
Sat 10/317:00 am
HLN
-
BOS
2 stops11h 22m
United Airlines
Wed 11/410:44 am
BOS
-
HLN
2 stops12h 15m
United Airlines
Deal found 3/7$459
This Delta deal was found by Cheapflights users on 3/9. 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.
Fri 3/205:30 am
HLN
-
BOS
1 stop9h 02m
Delta
Wed 3/256:15 am
BOS
-
HLN
1 stop8h 06m
Delta
Deal found 3/9$499
This Alaska Airlines deal was found by Cheapflights users on 3/6. 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.
Sat 6/135:26 pm
HLN
-
BOS
1 stop18h 57m
Alaska Airlines
Wed 6/177:36 pm
BOS
-
HLN
1 stop23h 13m
Alaska Airlines
Deal found 3/6$504

Find 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 March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$499
(Delta)

One-way from

$159
(United Airlines)

Popular in

October

Cheapest in

April

Average price

$334
Provider with most accurate pricing for Helena-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Helena-Boston Logan Intl flights.
Search Deals
From Helena to Boston Logan Intl
Search Deals
One-way flight from Helena to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($209 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($46 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 10, 2026.
Use the filters below to find and compare flights from Helena to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HelenaBoston

HLN - BOS

HLNBOS

Helena

Sat 6/13

5:26 pm-2:23 pm

1 stop18h 57m

Boston Logan Intl

Wed 6/17

7:36 pm-4:49 pm

1 stop23h 13m

$504
Quickest round-trip

HelenaBoston

HLN - BOS

HLNBOS

Helena

Fri 8/28

12:50 pm-11:57 pm

1 stop9h 07m

Boston Logan Intl

Sun 9/6

6:00 am-12:23 pm

1 stop8h 23m

$554

HelenaBoston

HLN - BOS

HLNBOS

Helena

Sun 4/26

6:22 pm-11:59 pm

1 stop27h 37m

Boston Logan Intl

Sun 5/3

7:00 am-5:45 pm

1 stop12h 45m

$558

HelenaBoston

HLN - BOS

HLNBOS

Helena

Sat 5/30

4:43 pm-7:41 am

1 stop12h 58m

Boston Logan Intl

Thu 6/4

4:48 pm-4:06 pm

1 stop25h 18m

$571

HelenaBoston

HLN - BOS

HLNBOS

Helena

Sat 4/25

1:05 pm-10:59 am

2 stops19h 54m

Boston Logan Intl

Sat 5/2

4:50 pm-10:30 pm

1 stop7h 40m

$572
Cheapest one-way
Quickest one-way

HelenaBoston

HLN - BOS

HLNBOS

Helena

Tue 5/5

2:30 pm-11:59 pm

1 stop7h 29m

$159

HelenaBoston

HLN - BOS

HLNBOS

Helena

Tue 7/21

12:50 pm-11:57 pm

1 stop9h 07m

$278

HelenaBoston

HLN - BOS

HLNBOS

Helena

Tue 7/21

5:26 pm-5:43 am

2 stops34h 17m

$288

HelenaBoston

HLN - BOS

HLNBOS

Helena

Mon 8/24

4:08 pm-6:02 am

2 stops11h 54m

$330

HelenaBoston

HLN - BOS

HLNBOS

Helena

Mon 8/24

12:50 pm-11:57 pm

1 stop9h 07m

$364

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/7

Sorted by cheapest first

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust 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-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Helena-Boston flight deals on Cheapflights vs. FlightHub >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 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-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, August is the cheapest month in which you can book a flight from Helena to Boston (average of $182). Flying from Helena to Boston in January is currently the most expensive (average of $323). 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 Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated March 10, 2026.
Read through reviews of airlines operating flights from Helena to Boston, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,409 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,409 reviews
United Airlines
7.4
Good
9,409 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 9h 07m. Fly via Alaska Airlines or Delta to get the fastest option. The distance between Helena and Boston is about 2016 mi. This flight may include one or multiple stops.

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

    United Airlines, at $219, was found to be the cheapest airline from Helena to Boston.. You may be able to fly from Helena to Boston for 65% less than the average price by searching for this airline.

  • 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, August is the cheapest month in which you can book a flight from Helena to Boston (average of $182). Flying from Helena to Boston in January is currently the most expensive (average of $323). 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
Medford
Cambridge
Concord
Hampton Beach
Watertown
Seekonk
Brockton
Seabrook
Cranston
Chelsea
Smithfield
Lincoln
Warwick
Peabody
Waltham
York Beach
Londonderry
Swansea
Old Orchard Beach
Quincy

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Helena to Boston

Discover the top airline that operate flights from Helena to Boston. 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 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$219Average$704FlexibilityNo cancel feeOn-time69%

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