HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Helena

$283+ 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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — HLN
maj 9 — maj 161
lør. 5/9
lør. 5/16
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 april 9, 2026.

This Alaska Airlines deal was found by Cheapflights users on 4/6. 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.
tir. 5/512:15 pm
BOI
-
HLN
1 stop5h 30m
Alaska Airlines
lør. 5/96:22 pm
HLN
-
BOI
1 stop5h 37m
Alaska Airlines
Deal found 4/6$283
This Alaska Airlines deal was found by Cheapflights users on 4/7. 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.
lør. 5/97:20 pm
BOI
-
HLN
1 stop22h 25m
Alaska Airlines
ons. 5/134:43 pm
HLN
-
BOI
1 stop7h 15m
Alaska Airlines
Deal found 4/7$293
This Expedia deal was found by Cheapflights users on 4/7. 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.
ons. 7/86:23 am
BOI
-
HLN
1 stop10h 09m
Alaska Airlines
fre. 7/105:09 pm
HLN
-
BOI
1 stop6h 55m
Alaska Airlines
Deal found 4/7$375
This Alaska Airlines deal was found by Cheapflights users on 4/7. 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.
fre. 5/154:19 pm
BOI
-
HLN
1 stop23h 47m
Alaska Airlines
tir. 5/194:43 pm
HLN
-
BOI
2 stops24h 30m
Alaska Airlines
Deal found 4/7$376
This United Airlines deal was found by Cheapflights users on 4/5. 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.
tir. 5/56:30 am
BOI
-
HLN
1 stop7h 08m
United Airlines
lør. 5/92:30 pm
HLN
-
BOI
1 stop8h 05m
United Airlines
Deal found 4/5$433
This Alaska Airlines deal was found by Cheapflights users on 4/7. 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.
fre. 5/158:51 pm
BOI
-
HLN
1 stop19h 15m
Alaska Airlines
man. 5/184:43 pm
HLN
-
BOI
2 stops31h 15m
Alaska Airlines
Deal found 4/7$486

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 april 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$283
(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 april 9, 2026.
Use the filters below to find and compare flights from Boise to Helena that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

tir. 5/5

12:15 pm-5:45 pm

1 stop5h 30m

Helena

lør. 5/9

6:22 pm-11:59 pm

1 stop5h 37m

$283

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

lør. 5/9

7:20 pm-5:45 pm

1 stop22h 25m

Helena

ons. 5/13

4:43 pm-11:58 pm

1 stop7h 15m

$293

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

fre. 5/15

4:19 pm-4:06 pm

1 stop23h 47m

Helena

tir. 5/19

4:43 pm-5:13 pm

2 stops24h 30m

$376

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

tir. 5/5

6:30 am-1:38 pm

1 stop7h 08m

Helena

lør. 5/9

2:30 pm-10:35 pm

1 stop8h 05m

$433

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

ons. 7/8

11:42 am-4:32 pm

1 stop4h 50m

Helena

fre. 7/10

5:09 pm-8:43 pm

2 stops27h 34m

$504

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/6

Sorted by cheapest first

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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Helena flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 $85). 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.

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 5h 30m. 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.

  • 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 $85). 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.

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.