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 56% 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 December 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

1 adult

0 bags

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Find the cheapest flights from Helena to Idaho

Round-trip

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:48 pm - 7:03 pm

HLN

GEG

25h 15m1 stop

9:05 am - 6:11 pm

GEG

HLN

8h 06m1 stop

$224Alaska Airlines

Sat, Jan 31 - Tue, Feb 3

6:48 pm - 11:01 pm

HLN

BOI

4h 13m1 stop

9:02 am - 6:11 pm

BOI

HLN

9h 09m1 stop

$234Alaska Airlines

Sat, Jan 17 - Sun, Jan 18

6:48 pm - 11:04 pm

HLN

GEG

5h 16m1 stop

12:10 pm - 6:11 pm

GEG

HLN

5h 01m1 stop

$244Alaska Airlines

Sat, Jan 31 - Tue, Feb 3

6:48 pm - 11:01 pm

HLN

BOI

4h 13m1 stop

9:02 am - 6:11 pm

BOI

HLN

9h 09m1 stop

$254Alaska Airlines

Sat, Jan 17 - Sun, Jan 18

6:48 pm - 11:04 pm

HLN

GEG

5h 16m1 stop

6:00 am - 6:11 pm

GEG

HLN

11h 11m2 stops

$283Alaska Airlines

Sat, Jan 31 - Tue, Feb 3

6:48 pm - 11:01 pm

HLN

BOI

4h 13m1 stop

7:00 am - 6:11 pm

BOI

HLN

35h 11m2 stops

$303Alaska Airlines

Sat, Jan 17 - Sun, Jan 18

6:48 pm - 11:04 pm

HLN

GEG

5h 16m1 stop

9:20 am - 6:11 pm

GEG

HLN

31h 51m2 stops

$303Alaska Airlines

Sat, Jan 31 - Tue, Feb 3

6:48 pm - 11:01 pm

HLN

BOI

4h 13m1 stop

7:00 am - 6:11 pm

BOI

HLN

11h 11m2 stops

$323Alaska Airlines

Sat, Jan 17 - Sun, Jan 18

6:48 pm - 8:12 am

HLN

BOI

13h 24m2 stops

9:53 pm - 6:11 pm

BOI

HLN

20h 18m2 stops

$391Alaska Airlines

Sat, Jan 17 - Sun, Jan 18

6:32 pm - 11:37 pm

HLN

BOI

5h 05m1 stop

10:00 am - 6:11 pm

BOI

HLN

8h 11m1 stop

$537Alaska Airlines

Mon, Jan 5 - Fri, Jan 9

Alaska Airlines flights from Helena to Idaho

Our best Alaska Airlines deals on Helena to Idaho flight tickets

Alaska Airlines

Jan 31

HLN6:48 pmHelena

25h 15m

1 stop

GEG7:03 pmSpokane

Feb 3

GEG9:05 amSpokane

8h 06m

1 stop

HLN6:11 pmHelena

$224

Find similar

Alaska Airlines

Jan 17

HLN6:48 pmHelena

4h 13m

1 stop

BOI11:01 pmBoise Air Term. Gowen Fld

Jan 18

BOI9:02 amBoise Air Term. Gowen Fld

9h 09m

1 stop

HLN6:11 pmHelena

$234

Find similar

Alaska Airlines

Jan 31

HLN6:48 pmHelena

5h 16m

1 stop

GEG11:04 pmSpokane

Feb 3

GEG12:10 pmSpokane

5h 01m

1 stop

HLN6:11 pmHelena

$244

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HelenaSpokane

HLN - GEG

HLNGEG

Helena

Sat 1/31

6:48 pm-7:03 pm

1 stop25h 15m

Spokane

Tue 2/3

9:05 am-6:11 pm

1 stop8h 06m

$224

HelenaBoise

HLN - BOI

HLNBOI

Helena

Sat 1/17

6:48 pm-11:01 pm

1 stop4h 13m

Boise Air Term. Gowen Fld

Sun 1/18

9:02 am-6:11 pm

1 stop9h 09m

$234

HelenaSpokane

HLN - GEG

HLNGEG

Helena

Sat 1/31

6:48 pm-11:04 pm

1 stop5h 16m

Spokane

Tue 2/3

12:10 pm-6:11 pm

1 stop5h 01m

$244

HelenaBoise

HLN - BOI

HLNBOI

Helena

Sat 1/17

6:48 pm-11:01 pm

1 stop4h 13m

Boise Air Term. Gowen Fld

Sun 1/18

9:02 am-6:11 pm

1 stop9h 09m

$254

HelenaSpokane

HLN - GEG

HLNGEG

Helena

Sat 1/31

6:48 pm-11:04 pm

1 stop5h 16m

Spokane

Tue 2/3

6:00 am-6:11 pm

2 stops11h 11m

$283

HelenaBoise

HLN - BOI

HLNBOI

Helena

Sat 1/17

6:48 pm-11:01 pm

1 stop4h 13m

Boise Air Term. Gowen Fld

Sun 1/18

7:00 am-6:11 pm

2 stops35h 11m

$303

HelenaSpokane

HLN - GEG

HLNGEG

Helena

Sat 1/31

6:48 pm-11:04 pm

1 stop5h 16m

Spokane

Tue 2/3

9:20 am-6:11 pm

2 stops31h 51m

$303

HelenaBoise

HLN - BOI

HLNBOI

Helena

Sat 1/17

6:48 pm-11:01 pm

1 stop4h 13m

Boise Air Term. Gowen Fld

Sun 1/18

7:00 am-6:11 pm

2 stops11h 11m

$323

HelenaBoise

HLN - BOI

HLNBOI

Helena

Sat 1/17

6:48 pm-8:12 am

2 stops13h 24m

Boise Air Term. Gowen Fld

Sun 1/18

9:53 pm-6:11 pm

2 stops20h 18m

$391

HelenaBoise

HLN - BOI

HLNBOI

Helena

Mon 1/5

6:32 pm-11:37 pm

1 stop5h 05m

Boise Air Term. Gowen Fld

Fri 1/9

10:00 am-6:11 pm

1 stop8h 11m

$537

Flights are sorted by cheapest round-trip flights first.

Sorted 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

Fastest flight time	7h 20m
Direct flights	None

The fastest flight from Helena to Idaho takes 7h 20m

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 December 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 $280	Free Cancellation	Rating 7.9 8,014 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.