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$422+ 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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — BOS
ago. 3 — ago. 101
dom. 8/3
dom. 8/10
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 julio 29, 2025.

Round-trip from

$469
(Alaska Airlines)

One-way from

$422
(Delta)

Popular in

May

Cheapest in

March

Average price

$609
From Helena to Boston Logan Intl
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One-way flight from Helena to Boston Logan Intl
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Highest demand for flights based on searches. 16% potential increase in price ($115 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($44 potential savings vs. average RT price).
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Average for round-trip flights in July 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 julio 29, 2025.

This Alaska Airlines deal was found by Cheapflights users on 7/27. 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. 10/34:02 pmHLN - BOS
2 stops21h 28mAlaska Airlines
lun. 10/66:43 pmBOS - HLN
1 stop24h 58mAlaska Airlines
Deal found 7/27$469
This United Airlines deal was found by Cheapflights users on 7/28. 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.
jue. 10/25:18 pmHLN - BOS
2 stops14h 20mUnited Airlines
jue. 10/167:13 pmBOS - HLN
1 stop23h 27mUnited Airlines
Deal found 7/28$580

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 julio 29, 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

vie. 10/3

4:02 pm-3:30 pm

2 stops21h 28m

Boston Logan Intl

lun. 10/6

6:43 pm-5:41 pm

1 stop24h 58m

$469

HelenaBoston

HLN - BOS

HLNBOS

Helena

jue. 10/2

5:18 pm-9:38 am

2 stops14h 20m

Boston Logan Intl

jue. 10/16

7:13 pm-4:40 pm

1 stop23h 27m

$580

HelenaBoston

HLN - BOS

HLNBOS

Helena

mar. 8/5

5:50 am-11:58 pm

2 stops16h 08m

$422

HelenaBoston

HLN - BOS

HLNBOS

Helena

lun. 8/11

2:34 pm-11:55 pm

1 stop7h 21m

$450

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

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, January is the cheapest month in which you can book a flight from Helena to Boston (average of $218). Flying from Helena to Boston in July is currently the most expensive (average of $311). 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 julio 29, 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 40% on your trip compared to booking a flight in the morning.

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 julio 29, 2025.
Read through reviews of airlines operating flights from Helena to Boston, such as Alaska Airlines, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,979 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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.

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

    Alaska Airlines, at $469, was found to be the cheapest airline from Helena to Boston. An alternate airline flying to your destination would be United Airlines. You may be able to fly from Helena to Boston for 17% less than the average price by searching for these airlines.

  • 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, January is the cheapest month in which you can book a flight from Helena to Boston (average of $218). Flying from Helena to Boston in July is currently the most expensive (average of $311). 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
Cambridge
Medford
Watertown
Warwick
Seabrook
Waltham
Framingham
Lowell
Randolph
Smithfield
Cranston
Chestnut Hill
York Beach
Chelsea
Saco
Burlington
Hampton Beach
Swansea
Lincoln
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 julio 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$384Average$549FlexibilityNo cancel feeOn-timeN/A

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