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$340+ Cheap flights from Helena (HLN) to New Hampshire

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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — MHT
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
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Cheap flight deals from Helena to New Hampshire

Keep the following information in mind while searching for Helena to New Hampshire flight deals. Data was last updated August 18, 2025.

Round-trip from

$491
(Alaska Airlines)

One-way from

$340
(Delta)

Popular in

October

Cheapest in

March

Average price

$449
From Helena to New Hampshire
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One-way flight from Helena to New Hampshire
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Highest demand for flights based on searches. 22% potential increase in price ($175 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Helena to New Hampshire

Cheapest flights from Helena to New Hampshire
Explore the most affordable flight options available from Helena to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

This Alaska Airlines deal was found by Cheapflights users on 8/17. 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.
Sun 10/196:18 pmHLN - BOS
1 stop27h 41mAlaska Airlines
Thu 10/239:20 amBOS - HLN
1 stop10h 21mAlaska Airlines
Deal found 8/17$491
This Alaska Airlines deal was found by Cheapflights users on 8/17. 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 11/227:32 pmHLN - BOS
1 stop10h 10mAlaska Airlines
Fri 11/287:11 amBOS - HLN
1 stop13h 41mAlaska Airlines
Deal found 8/17$537
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Sun 9/145:20 pmHLN - MHT
2 stops15h 22mUnited Airlines
Tue 9/239:40 amMHT - HLN
2 stops13h 31mUnited Airlines
Deal found 8/16$582
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Sun 9/146:30 amHLN - BOS
1 stop21h 29mUnited Airlines
Sun 9/217:30 amBOS - HLN
1 stop10h 34mUnited Airlines
Deal found 8/17$610
This United Airlines deal was found by Cheapflights users on 8/18. 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 9/305:18 pmHLN - PWM
2 stops13h 53mUnited Airlines
Tue 10/77:25 pmPWM - HLN
2 stops23h 15mUnited Airlines
Deal found 8/18$628
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Thu 10/26:30 amHLN - BOS
1 stop21h 30mUnited Airlines
Thu 10/167:30 amBOS - HLN
1 stop11h 10mUnited Airlines
Deal found 8/16$679
This Delta deal was found by Cheapflights users on 8/17. 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.
Sun 10/191:00 pmHLN - BOS
2 stops15h 35mDelta
Thu 10/2311:10 amBOS - HLN
2 stops13h 06mDelta
Deal found 8/17$724
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Mon 9/225:20 pmHLN - PWM
2 stops26h 39mUnited Airlines
Thu 9/256:00 amPWM - HLN
2 stops12h 40mUnited Airlines
Deal found 8/16$783

Cheapflights Fare Finder

 
Customize your flight search to find flights from Helena to New Hampshire 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 August 18, 2025.
Use the filters below to find and compare flights from Helena to New Hampshire that are best for you.

Fly from

Helena

Fly to

New Hampshire

Route

Depart

Return

Price

HelenaBoston

HLN - BOS

HLNBOS

Helena

Sun 10/19

6:18 pm-11:59 pm

1 stop27h 41m

Boston Logan Intl

Thu 10/23

9:20 am-5:41 pm

1 stop10h 21m

$491

HelenaBoston

HLN - BOS

HLNBOS

Helena

Sat 11/22

7:32 pm-7:42 am

1 stop10h 10m

Boston Logan Intl

Fri 11/28

7:11 am-6:52 pm

1 stop13h 41m

$537

HelenaManchester

HLN - MHT

HLNMHT

Helena

Sun 9/14

5:20 pm-10:42 am

2 stops15h 22m

Manchester

Tue 9/23

9:40 am-9:11 pm

2 stops13h 31m

$582

HelenaBoston

HLN - BOS

HLNBOS

Helena

Sun 9/14

6:30 am-5:59 am

1 stop21h 29m

Boston Logan Intl

Sun 9/21

7:30 am-4:04 pm

1 stop10h 34m

$610

HelenaPortland

HLN - PWM

HLNPWM

Helena

Tue 9/30

5:18 pm-9:11 am

2 stops13h 53m

Portland

Tue 10/7

7:25 pm-2:09 pm

2 stops20h 44m

$628

HelenaBoston

HLN - BOS

HLNBOS

Helena

Thu 10/2

6:30 am-12:50 am

2 stops16h 20m

Boston Logan Intl

Thu 10/16

7:30 am-9:00 pm

1 stop15h 30m

$674

HelenaPortland

HLN - PWM

HLNPWM

Helena

Mon 9/22

5:20 pm-9:59 pm

2 stops26h 39m

Portland

Thu 9/25

6:00 am-4:40 pm

2 stops12h 40m

$783

HelenaBoston

HLN - BOS

HLNBOS

Helena

Sun 8/31

1:00 pm-11:58 pm

1 stop8h 58m

$340

HelenaBoston

HLN - BOS

HLNBOS

Helena

Sat 8/30

5:50 am-4:35 pm

1 stop8h 45m

$340

HelenaBoston

HLN - BOS

HLNBOS

Helena

Sun 9/21

6:30 am-5:59 am

1 stop21h 29m

$362

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

Showing 1-10 of 14 results
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Best time to book a flight from Helena to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire 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 New Hampshire
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Helena to New Hampshire. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Helena to New Hampshire?

    Helena (HLN), located 2.7 mi from the city center, is the airport you fly out of when you book flights from Helena to New Hampshire.

  • How long is the flight from Helena to New Hampshire?

    Departing from Helena to New Hampshire will take you 15h 22m. There are 1982 mi between Helena and New Hampshire. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Helena to New Hampshire?

    Most travelers choose Helena - Boston Logan Intl, Helena - Portland or Helena - Manchester when deciding on the best route from Helena to New Hampshire.

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

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

  • How can I find direct flights from Helena to New Hampshire?

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

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

    Yes. Cheapflights offers flight deals from Helena to New Hampshire 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 New Hampshire?

    Currently, January is the cheapest month in which you can book a flight from Helena to New Hampshire (average of $334). Flying from Helena to New Hampshire in April is currently the most expensive (average of $395). 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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