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$224+ Cheap flights from Helena to Boise (HLN - BOI)

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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — BOI
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from Helena to Boise

Cheapest flights from Helena to Boise
Explore the most affordable flight options available from Helena to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This Expedia deal was found by Cheapflights users on 12/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/96:28 pmHLN - BOI
1 stop4h 28mAlaska Airlines
Tue 12/161:25 pmBOI - HLN
1 stop4h 26mAlaska Airlines
Deal found 12/2$611
This United Airlines deal was found by Cheapflights users on 12/3. 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 12/182:26 pmHLN - BOI
1 stop7h 05mUnited Airlines
Mon 12/226:15 amBOI - HLN
1 stop7h 30mUnited Airlines
Deal found 12/3$612
This Delta deal was found by Cheapflights users on 12/2. 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.
Wed 12/175:30 amHLN - BOI
1 stop4h 45mDelta
Sun 12/215:50 amBOI - HLN
1 stop6h 40mDelta
Deal found 12/2$667
This United Airlines deal was found by Cheapflights users on 12/2. 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 12/172:30 pmHLN - BOI
2 stops32h 00mUnited Airlines
Sun 12/212:40 pmBOI - HLN
1 stop6h 51mUnited Airlines
Deal found 12/2$731
This Alaska Airlines deal was found by Cheapflights users on 12/4. 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 12/76:28 pmHLN - BOI
1 stop5h 22mAlaska Airlines
Tue 12/910:00 amBOI - HLN
1 stop7h 51mAlaska Airlines
Deal found 12/4$787
This Alaska Airlines deal was found by Cheapflights users on 12/3. 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.
Thu 12/186:32 pmHLN - BOI
2 stops16h 41mAlaska Airlines
Mon 12/225:43 amBOI - HLN
2 stops12h 12mAlaska Airlines
Deal found 12/3$879
This United Airlines deal was found by Cheapflights users on 12/2. 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 12/92:30 pmHLN - BOI
2 stops9h 14mUnited Airlines
Tue 12/1610:35 amBOI - HLN
2 stops10h 47mUnited Airlines
Deal found 12/2$943
This Alaska Airlines deal was found by Cheapflights users on 12/2. 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 12/176:28 pmHLN - BOI
2 stops25h 13mAlaska Airlines
Sun 12/218:21 pmBOI - HLN
2 stops21h 34mAlaska Airlines
Deal found 12/2$994

Find flight deals from Helena to Boise

Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) to Boise (BOI). 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 December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$224
(Alaska Airlines)
Provider with most accurate pricing for Helena-Boise Air Term. Gowen Fld flight deals.
Search Deals
Provider most trusted by Cheapflights users for Helena-Boise Air Term. Gowen Fld flights.
Search Deals
From Helena to Boise Air Term. Gowen Fld
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Helena to Boise 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 December 4, 2025.
Use the filters below to find and compare flights from Helena to Boise that are best for you.

Fly from

Helena

Fly to

Boise

Route

Depart

Return

Price

HelenaBoise

HLN - BOI

HLNBOI

Helena

Sat 2/28

4:36 pm-9:40 am

1 stop17h 04m

Boise Air Term. Gowen Fld

Wed 3/4

6:28 am-3:59 pm

1 stop9h 31m

$224

HelenaBoise

HLN - BOI

HLNBOI

Helena

Sat 2/28

1:05 pm-8:10 pm

2 stops7h 05m

Boise Air Term. Gowen Fld

Wed 3/4

1:51 pm-10:27 pm

2 stops8h 36m

$226

HelenaBoise

HLN - BOI

HLNBOI

Helena

Fri 1/30

6:48 pm-11:01 pm

1 stop4h 13m

Boise Air Term. Gowen Fld

Sat 1/31

1:55 pm-6:11 pm

1 stop4h 16m

$244

HelenaBoise

HLN - BOI

HLNBOI

Helena

Thu 1/8

6:48 pm-11:01 pm

1 stop4h 13m

Boise Air Term. Gowen Fld

Sun 1/11

5:55 pm-6:11 pm

1 stop24h 16m

$275

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/1

Compare providers for flights from Helena to Boise

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

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

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

Currently, January is the cheapest month in which you can book a flight from Helena to Boise (average of $103). Flying from Helena to Boise in August is currently the most expensive (average of $328). 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 Boise

Get insights into the airlines that provide service to Boise. 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 Boise. Reviews last updated December 4, 2025.
Read through reviews of airlines operating flights from Helena to Boise, such as Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,011 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

    There are many flights that can get you from Helena to Boise in 7h 05m. Fly via Alaska Airlines or Delta to get the fastest option. Airlines will cover a distance of 294 mi. This flight may include one or multiple stops.

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

    Delta, at $228, was found to be the cheapest airline from Helena to Boise..

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Helena to Boise (average of $103). Flying from Helena to Boise in August is currently the most expensive (average of $328). 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 Boise?

Book flights to Boise if you plan to visit one of these locations
Ontario
Meridian
Nampa
Caldwell
McCall

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Top airline flying from Helena to Boise

Discover the top airline that operate flights from Helena to Boise. 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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$228Average$686FlexibilityNo cancel feeOn-timeN/A

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