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$340+ 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 6/25. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — BOS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$422
(Alaska Airlines)

One-way from

$340
(Delta)

Popular in

May

Cheapest in

June

Average price

$322
From Helena to Boston Logan Intl
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One-way flight from Helena to Boston Logan Intl
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 7% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This Alaska Airlines deal was found by Cheapflights users on 6/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/86:18 pmHLN - BOS
1 stop11h 22mAlaska Airlines
Tue 10/217:20 amBOS - HLN
1 stop12h 21mAlaska Airlines
Deal found 6/10$422
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/85:18 pmHLN - BOS
2 stops12h 42mUnited Airlines
Tue 10/2111:02 amBOS - HLN
2 stops11h 58mUnited Airlines
Deal found 6/10$569

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 June 12, 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

Wed 10/8

6:18 pm-7:40 am

1 stop11h 22m

Boston Logan Intl

Tue 10/21

7:20 am-5:41 pm

1 stop12h 21m

$422

HelenaBoston

HLN - BOS

HLNBOS

Helena

Wed 10/8

5:18 pm-8:00 am

2 stops12h 42m

Boston Logan Intl

Tue 10/21

11:02 am-9:00 pm

2 stops11h 58m

$569

HelenaBoston

HLN - BOS

HLNBOS

Helena

Wed 6/25

1:07 pm-12:24 am

1 stop9h 17m

$340

HelenaBoston

HLN - BOS

HLNBOS

Helena

Sun 8/3

4:09 pm-7:30 am

2 stops13h 21m

$348

HelenaBoston

HLN - BOS

HLNBOS

Helena

Sun 8/3

5:39 pm-12:03 pm

1 stop16h 24m

$372

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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 June is currently the most expensive (average of $306). 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 June 12, 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.

Rainfall in Boston by month

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

In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

Temperature in Boston by month

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

If weather is an important factor for your trip to Boston, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 June 12, 2025.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 $422, 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 25% less than the average price by searching for these airlines.

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

    $340 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on Alaska Airlines and United Airlines, with prices starting from $348 and $372, respectively.

  • 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 June is currently the most expensive (average of $306). 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 Helena?

Book flights to Helena if you plan to visit one of these locations
Cambridge
Medford
Watertown
Warwick
Waltham
Framingham
Seabrook
Cranston
Randolph
Chestnut Hill
Lowell
Chelsea
Marlborough
Brockton
York Beach
Saco
Burlington
West Yarmouth
Smithfield
Swansea

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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$322Average$574FlexibilityNo cancel feeOn-timeN/A

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