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Idaho

$149+ Cheap flights from Helena (HLN) to Idaho

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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — BOI
ago. 4 — ago. 111
lun. 8/4
lun. 8/11
1 adult, Economy
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Cheap flight deals from Helena to Idaho

Keep the following information in mind while searching for Helena to Idaho flight deals. Data was last updated julio 30, 2025.

Round-trip from

$284
(Alaska Airlines)

One-way from

$149
(Delta)

Popular in

November

Cheapest in

February

Average price

$768
From Helena to Idaho
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One-way flight from Helena to Idaho
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Highest demand for flights based on searches. 25% potential increase in price ($200 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($48 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Helena to Idaho

Cheapest flights from Helena to Idaho
Explore the most affordable flight options available from Helena to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 30, 2025.

This Alaska Airlines deal was found by Cheapflights users on 7/29. 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.
mar. 8/194:08 pmHLN - BOI
1 stop22h 52mAlaska Airlines
sáb. 8/236:35 amBOI - HLN
1 stop8h 46mAlaska Airlines
Deal found 7/29$284
This Hawaiian Airlines deal was found by Cheapflights users on 7/29. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/46:18 pmHLN - GEG
1 stop7h 09mHawaiian Airlines
mar. 10/77:30 amGEG - HLN
1 stop9h 11mHawaiian Airlines
Deal found 7/29$302
This Delta deal was found by Cheapflights users on 7/30. 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.
mar. 8/261:00 pmHLN - GEG
2 stops12h 02mDelta
mar. 9/25:00 amGEG - HLN
2 stops6h 20mDelta
Deal found 7/30$315
This Hawaiian Airlines deal was found by Cheapflights users on 7/29. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/164:02 pmHLN - BOI
1 stop6h 48mHawaiian Airlines
jue. 9/1810:00 amBOI - HLN
1 stop5h 21mHawaiian Airlines
Deal found 7/29$316
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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.
sáb. 10/46:18 pmHLN - GEG
1 stop7h 09mAlaska Airlines
mar. 10/77:48 pmGEG - HLN
2 stops20h 53mAlaska Airlines
Deal found 7/28$332
This Delta deal was found by Cheapflights users on 7/29. 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.
jue. 8/145:50 amHLN - BOI
1 stop3h 55mDelta
lun. 8/186:00 pmBOI - HLN
1 stop4h 13mDelta
Deal found 7/29$558
This United Airlines deal was found by Cheapflights users on 7/29. 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.
jue. 8/145:39 pmHLN - BOI
1 stop4h 48mUnited Airlines
lun. 8/1810:50 amBOI - HLN
2 stops29h 14mUnited Airlines
Deal found 7/29$606
This United deal was found by Cheapflights users on 7/29. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/35:39 pmHLN - BOI
1 stop4h 48mMultiple Airlines
jue. 8/77:12 amBOI - HLN
2 stops8h 19mMultiple Airlines
Deal found 7/29$980

Cheapflights Fare Finder

 
Customize your flight search to find flights from Helena to Idaho 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 julio 30, 2025.
Use the filters below to find and compare flights from Helena to Idaho that are best for you.

Fly from

Helena

Fly to

Idaho

Route

Depart

Return

Price

HelenaBoise

HLN - BOI

HLNBOI

Helena

mar. 8/19

4:08 pm-3:00 pm

1 stop22h 52m

Boise Air Term. Gowen Fld

sáb. 8/23

6:35 am-3:21 pm

1 stop8h 46m

$284

HelenaSpokane

HLN - GEG

HLNGEG

Helena

sáb. 10/4

6:18 pm-12:27 am

1 stop7h 09m

Spokane

mar. 10/7

7:30 am-5:41 pm

1 stop9h 11m

$302

HelenaSpokane

HLN - GEG

HLNGEG

Helena

mar. 8/26

1:00 pm-12:02 am

2 stops12h 02m

Spokane

mar. 9/2

5:00 am-12:20 pm

2 stops6h 20m

$315

HelenaBoise

HLN - BOI

HLNBOI

Helena

mar. 9/16

4:02 pm-10:50 pm

1 stop6h 48m

Boise Air Term. Gowen Fld

jue. 9/18

10:00 am-3:21 pm

1 stop5h 21m

$316

HelenaSpokane

HLN - GEG

HLNGEG

Helena

sáb. 10/4

6:18 pm-12:27 am

1 stop7h 09m

Spokane

mar. 10/7

7:48 pm-5:41 pm

2 stops20h 53m

$332

HelenaBoise

HLN - BOI

HLNBOI

Helena

jue. 8/14

5:50 am-9:45 am

1 stop3h 55m

Boise Air Term. Gowen Fld

lun. 8/18

6:00 pm-10:13 pm

1 stop4h 13m

$558

HelenaBoise

HLN - BOI

HLNBOI

Helena

jue. 8/14

5:39 pm-10:27 pm

1 stop4h 48m

Boise Air Term. Gowen Fld

lun. 8/18

10:50 am-4:04 pm

2 stops29h 14m

$606

HelenaBoise

HLN - BOI

HLNBOI

Helena

mié. 9/3

5:50 am-9:45 am

1 stop3h 55m

$149

HelenaBoise

HLN - BOI

HLNBOI

Helena

mar. 8/26

4:02 pm-10:40 pm

1 stop6h 38m

$152

HelenaBoise

HLN - BOI

HLNBOI

Helena

mié. 9/3

5:20 pm-10:21 pm

1 stop5h 01m

$179

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 13 results
1
2

Best time to book a flight from Helena to Idaho

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

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

Currently, October is the cheapest month in which you can book a flight from Helena to Idaho (average of $314). Flying from Helena to Idaho in June is currently the most expensive (average of $398). 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 Idaho

Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated julio 30, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and Hawaiian Airlines from Helena to Idaho by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

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

    Helena (HLN) is the airport you will fly out of if you book a flight from Helena to Idaho. It is only a 2.7 mi journey to Helena (HLN) from Helena’s city center.

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

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $149. However, be on the lookout for offers from Hawaiian Airlines and United Airlines, as they are both options that can get you from Helena to Idaho for a low price.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Helena to Idaho (average of $314). Flying from Helena to Idaho in June is currently the most expensive (average of $398). 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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Alternative routes for Helena to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Helena to Idaho

Discover the top airline that operate flights from Helena to Idaho. 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 julio 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$331Average$636FlexibilityNo cancel feeOn-timeN/A

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