What is the cheapest airline that flies from Helena to Idaho?

Alaska Airlines is the most popular carrier operating from Helena to Idaho

What airlines fly to Idaho?

Alaska Airlines, Delta and Southwest are the top three most popular airlines that fly to Idaho from Helena according to our data. Alaska Airlines is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Idaho. Keep in mind that there are 3 different airlines that fly to Idaho on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Helena Airport to Idaho?

Prices for flights from Helena Airport to Idaho refresh daily.

How many operators does momondo search for flights from Helena Airport to Idaho?

As of November 2025, there is 1 operator available to choose from for flights from Helena Airport to Idaho.

How old do you have to be to fly from Helena Airport to Idaho?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Helena Airport to Idaho.

What documentation or ID do you need to fly to Idaho?

The necessary travel and health documents for your Idaho trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$224 Cheap Flights from Helena to Idaho in 2025/26

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Find the cheapest flights from Helena to Idaho

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:10 pm - 9:26 amHLN-BOI

17h 16m1 stop

3:50 pm - 3:43 pmBOI-HLN

23h 53m1 stop

$224Alaska Airlines

Find Deal

sáb., feb. 28 - mar., mar. 3

4:10 pm - 8:59 pmHLN-GEG

5h 49m1 stop

8:30 am - 3:43 pmGEG-HLN

6h 13m1 stop

$224Hawaiian Airlines

Find Deal

sáb., feb. 28 - mar., mar. 3

1:07 pm - 8:12 pmHLN-BOI

7h 05m2 stops

1:46 pm - 10:29 pmBOI-HLN

8h 43m2 stops

$226Delta

Find Deal

sáb., feb. 28 - mar., mar. 3

1:07 pm - 8:56 pmHLN-GEG

8h 49m2 stops

1:20 pm - 10:29 pmGEG-HLN

8h 09m2 stops

$226Delta

Find Deal

sáb., feb. 28 - mar., mar. 3

1:07 pm - 8:12 pmHLN-BOI

7h 05m2 stops

1:46 pm - 10:29 pmBOI-HLN

8h 43m2 stops

$246Delta

Find Deal

sáb., feb. 28 - mar., mar. 3

1:07 pm - 8:56 pmHLN-GEG

8h 49m2 stops

1:20 pm - 10:29 pmGEG-HLN

8h 09m2 stops

$246Delta

Find Deal

sáb., feb. 28 - mar., mar. 3

4:10 pm - 8:15 pmHLN-BOI

4h 05m1 stop

6:00 am - 3:43 pmBOI-HLN

9h 43m2 stops

$260Alaska Airlines

Find Deal

sáb., feb. 28 - mar., mar. 3

4:10 pm - 10:20 pmHLN-BOI

6h 10m1 stop

1:30 pm - 3:43 pmBOI-HLN

26h 13m1 stop

$262Alaska Airlines

Find Deal

sáb., feb. 28 - mar., mar. 3

4:10 pm - 8:59 pmHLN-GEG

5h 49m1 stop

8:30 am - 3:43 pmGEG-HLN

6h 13m1 stop

$262Hawaiian Airlines

Find Deal

sáb., feb. 28 - mar., mar. 3

6:40 am - 4:03 pmHLN-BOI

33h 23m2 stops

5:00 am - 1:27 pmBOI-HLN

8h 27m1 stop

$1,459United Airlines

Find Deal

jue., nov. 27 - sáb., nov. 29

Alaska Airlines flights from Helena to Idaho

Our best Alaska Airlines deals on Helena to Idaho flight tickets

Alaska Airlines

Feb 28

HLN4:10 pmHelena

17h 16m

1 stop

BOI9:26 amBoise Air Term. Gowen Fld

Mar 3

BOI3:50 pmBoise Air Term. Gowen Fld

23h 53m

1 stop

HLN3:43 pmHelena

$224

Find similar

Alaska Airlines

Feb 28

HLN4:10 pmHelena

4h 05m

1 stop

BOI8:15 pmBoise Air Term. Gowen Fld

Mar 3

BOI6:00 amBoise Air Term. Gowen Fld

9h 43m

2 stops

HLN3:43 pmHelena

$260

Find similar

Alaska Airlines

Feb 28

HLN4:10 pmHelena

6h 10m

1 stop

BOI10:20 pmBoise Air Term. Gowen Fld

Mar 3

BOI1:30 pmBoise Air Term. Gowen Fld

26h 13m

1 stop

HLN3:43 pmHelena

$262

Find similar

Delta flights from Helena to Idaho

Our best Delta deals on Helena to Idaho flight tickets

Delta

Feb 28

HLN1:07 pmHelena

7h 05m

2 stops

BOI8:12 pmBoise Air Term. Gowen Fld

Mar 3

BOI1:46 pmBoise Air Term. Gowen Fld

8h 43m

2 stops

HLN10:29 pmHelena

$226

Find similar

Delta

Feb 28

HLN1:07 pmHelena

7h 05m

2 stops

BOI8:12 pmBoise Air Term. Gowen Fld

Mar 3

BOI1:46 pmBoise Air Term. Gowen Fld

8h 43m

2 stops

HLN10:29 pmHelena

$246

Find similar

Delta

Feb 28

HLN1:07 pmHelena

7h 05m

2 stops

BOI8:12 pmBoise Air Term. Gowen Fld

Mar 3

BOI1:46 pmBoise Air Term. Gowen Fld

8h 43m

2 stops

HLN10:29 pmHelena

$264

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HelenaBoise

HLN - BOI

HLNBOI

Helena

sáb. 2/28

4:10 pm-9:26 am

1 stop17h 16m

Boise Air Term. Gowen Fld

mar. 3/3

3:50 pm-3:43 pm

1 stop23h 53m

$224

HelenaSpokane

HLN - GEG

HLNGEG

Helena

sáb. 2/28

4:10 pm-8:59 pm

1 stop5h 49m

Spokane

mar. 3/3

8:30 am-3:43 pm

1 stop6h 13m

$224

HelenaBoise

HLN - BOI

HLNBOI

Helena

sáb. 2/28

1:07 pm-8:12 pm

2 stops7h 05m

Boise Air Term. Gowen Fld

mar. 3/3

1:46 pm-10:29 pm

2 stops8h 43m

$226

HelenaSpokane

HLN - GEG

HLNGEG

Helena

sáb. 2/28

1:07 pm-8:56 pm

2 stops8h 49m

Spokane

mar. 3/3

1:20 pm-10:29 pm

2 stops8h 09m

$226

HelenaBoise

HLN - BOI

HLNBOI

Helena

sáb. 2/28

1:07 pm-8:12 pm

2 stops7h 05m

Boise Air Term. Gowen Fld

mar. 3/3

1:46 pm-10:29 pm

2 stops8h 43m

$246

HelenaSpokane

HLN - GEG

HLNGEG

Helena

sáb. 2/28

1:07 pm-8:56 pm

2 stops8h 49m

Spokane

mar. 3/3

1:20 pm-10:29 pm

2 stops8h 09m

$246

HelenaBoise

HLN - BOI

HLNBOI

Helena

sáb. 2/28

4:10 pm-8:15 pm

1 stop4h 05m

Boise Air Term. Gowen Fld

mar. 3/3

6:00 am-3:43 pm

2 stops9h 43m

$260

HelenaBoise

HLN - BOI

HLNBOI

Helena

sáb. 2/28

4:10 pm-10:20 pm

1 stop6h 10m

Boise Air Term. Gowen Fld

mar. 3/3

1:30 pm-3:43 pm

1 stop26h 13m

$262

HelenaSpokane

HLN - GEG

HLNGEG

Helena

sáb. 2/28

4:10 pm-8:59 pm

1 stop5h 49m

Spokane

mar. 3/3

8:30 am-3:43 pm

1 stop6h 13m

$262

HelenaBoise

HLN - BOI

HLNBOI

Helena

jue. 11/27

6:40 am-4:03 pm

2 stops33h 23m

Boise Air Term. Gowen Fld

sáb. 11/29

5:00 am-1:27 pm

1 stop8h 27m

$1,459

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Helena to Idaho

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Idaho?

Our data shows that Tuesday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $340. On the other hand, Friday is the most expensive day to depart from Helena because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $507.

What is the cheapest time of day to depart on your flight to Idaho?

According to our data, the cheapest time of day to fly to Idaho is in the morning. momondo users have found flights departing from Helena to Idaho in the morning for as low as $457. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At noon is when there is more demand to fly to Idaho, so prices are often more expensive at around $515 per ticket.

Cheap Helena to Idaho flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Helena to Idaho

Direct flights	None

There are no direct flights from Helena to Idaho. There are no popular flight routes from Helena to Idaho.

Search flight deals

When did momondo last update prices for flights from Helena Airport to Idaho?
Prices for flights from Helena Airport to Idaho refresh daily.
How many operators does momondo search for flights from Helena Airport to Idaho?
As of November 2025, there is 1 operator available to choose from for flights from Helena Airport to Idaho.
How old do you have to be to fly from Helena Airport to Idaho?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Helena Airport to Idaho.
What documentation or ID do you need to fly to Idaho?
The necessary travel and health documents for your Idaho trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Helena to Idaho

Compare and see reviews for airlines that fly from Helena to Idaho with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $228	Free Cancellation	Rating 7.9 8,004 reviews		Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Helena to Idaho?

Finding the right flight to Idaho from Helena is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Idaho quick and easy, saving you time and money.

Can I find flights from Helena to Idaho with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Helena to Idaho flights to just show those with flexible booking policies.

How can momondo help me find flights from Helena to Idaho?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Idaho from Helena.

I’m not ready to book a flight from Helena to Idaho right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Helena to Idaho flights. All you need is a valid email address and we will do the rest; it is that quick and easy.