HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Helena

$245+ Cheap flights from Boise to Helena (BOI - HLN)

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 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — HLN
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boise to Helena with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Boise to Helena

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

This United Airlines deal was found by Cheapflights users on 12/16. 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.
Wed 12/312:40 pmBOI - HLN
1 stop6h 51mUnited Airlines
Sun 1/46:10 amHLN - BOI
1 stop7h 26mUnited Airlines
Deal found 12/16$612
This Alaska Airlines deal was found by Cheapflights users on 12/14. 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.
Tue 12/309:55 amBOI - HLN
1 stop8h 00mAlaska Airlines
Fri 1/26:32 pmHLN - BOI
1 stop5h 05mAlaska Airlines
Deal found 12/14$619
This Alaska Airlines deal was found by Cheapflights users on 12/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:43 amBOI - HLN
2 stops12h 12mAlaska Airlines
Sun 1/46:32 pmHLN - BOI
1 stop5h 05mAlaska Airlines
Deal found 12/16$643

Find flight deals from Boise to Helena

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Helena (HLN). 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 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$245
(Alaska Airlines)
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Helena flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Helena flights.
Search Deals
From Boise Air Term. Gowen Fld to Helena
Search Deals

Cheapflights Fare Finder

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

Fly from

Boise

Fly to

Helena

Route

Depart

Return

Price

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Sat 3/7

6:28 am-3:59 pm

1 stop9h 31m

Helena

Wed 3/11

4:36 pm-11:59 pm

1 stop7h 23m

$245

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Fri 1/30

5:55 pm-6:11 pm

1 stop24h 16m

Helena

Mon 2/2

6:48 pm-9:05 pm

1 stop26h 17m

$254

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Fri 1/16

9:02 am-6:11 pm

1 stop9h 09m

Helena

Fri 1/23

6:48 pm-11:59 pm

1 stop5h 11m

$283

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Compare providers for flights from Boise to Helena

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

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

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

Currently, October is the cheapest month in which you can book a flight from Boise to Helena (average of $86). Flying from Boise to Helena in September is currently the most expensive (average of $298). 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 BOI to HLN?

Find hourly flight availability from Boise to Helena. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

When flying from Boise to Helena, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 42% versus a flight in the evening.

Reviews of airlines servicing Helena

Get insights into the airlines that provide service to Helena. 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 Helena. Reviews last updated December 18, 2025.
See what other customers who have flown with Delta from Boise to Helena have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,005 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

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
8,005 reviews
Delta
7.9
Good
8,005 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

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 Boise to Helena. 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 Boise to Helena?

    Airlines like Alaska Airlines fly from Boise to Helena in about 9h 31m. The time it takes to get you to your destination can typically vary by up to . Boise and Helena are separated by a distance of 294 mi.

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

    According to our current data, Delta ($173), offers the cheapest pricing from Boise to Helena.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Boise to Helena (average of $86). Flying from Boise to Helena in September is currently the most expensive (average of $298). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Boise to Helena

Discover the top airline that operate flights from Boise to Helena. 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 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$173Average$244FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.