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

Prices for flights from Idaho to Helena Airport are updated daily.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Helena Airport.

What documentation or ID do you need to fly to Helena Airport?

The travel and health documents required for your trip to Helena Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Helena Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$198 Cheap Flights from Idaho to Helena in 2026

Find the cheapest flights from Idaho to Helena

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:06 am - 4:11 pm

BOI

HLN

6h 05m

1 stop

4:48 pm - 11:58 pm

HLN

BOI

7h 10m

1 stop

$331Alaska Airlines

Tue, Oct 27 - Sat, Oct 31

8:25 am - 12:17 pm

BOI

HLN

3h 52m

1 stop

12:57 pm - 4:14 pm

HLN

BOI

3h 17m

1 stop

$341Delta

Thu, Sep 24 - Sat, Sep 26

8:25 am - 12:17 pm

BOI

HLN

3h 52m

1 stop

12:57 pm - 5:50 pm

HLN

BOI

4h 53m

1 stop

$351Delta

Thu, Sep 24 - Mon, Sep 28

10:00 am - 4:41 pm

BOI

HLN

6h 41m

1 stop

5:18 pm - 10:38 pm

HLN

BOI

5h 20m

1 stop

$373Alaska Airlines

Thu, Sep 24 - Fri, Sep 25

6:42 pm - 10:39 pm

BOI

HLN

3h 57m

1 stop

5:40 am - 9:29 am

HLN

BOI

3h 49m

1 stop

$375Delta

Mon, Jul 13 - Wed, Jul 22

6:00 am - 12:17 pm

BOI

HLN

6h 17m

1 stop

12:57 pm - 11:34 am

HLN

BOI

22h 37m

2 stops

$382Delta

Thu, Sep 24 - Sat, Sep 26

7:48 pm - 4:41 pm

BOI

HLN

20h 53m

1 stop

5:18 pm - 10:38 pm

HLN

BOI

5h 20m

1 stop

$394Alaska Airlines

Fri, Sep 25 - Sun, Sep 27

10:00 am - 4:41 pm

BOI

HLN

6h 41m

1 stop

5:18 pm - 10:38 pm

HLN

BOI

5h 20m

1 stop

$395Alaska Airlines

Thu, Sep 24 - Sun, Sep 27

8:57 am - 4:11 pm

BOI

HLN

31h 14m

2 stops

4:48 pm - 11:58 pm

HLN

BOI

7h 10m

1 stop

$397Alaska Airlines

Tue, Oct 27 - Sat, Oct 31

10:00 am - 4:32 pm

BOI

HLN

6h 32m

1 stop

5:09 pm - 12:04 am

HLN

BOI

6h 55m

1 stop

$413Alaska Airlines

Wed, Jul 8 - Tue, Jul 14

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Alaska Airlines flights from Idaho to Helena

Our best Alaska Airlines deals on Idaho to Helena flight tickets

Alaska Airlines

Oct 27

BOI10:06 amBoise Air Term. Gowen Fld

6h 05m

1 stop

HLN4:11 pmHelena

Oct 31

HLN4:48 pmHelena

7h 10m

1 stop

BOI11:58 pmBoise Air Term. Gowen Fld

$331

Alaska Airlines

Sep 24

BOI10:00 amBoise Air Term. Gowen Fld

6h 41m

1 stop

HLN4:41 pmHelena

Sep 25

HLN5:18 pmHelena

5h 20m

1 stop

BOI10:38 pmBoise Air Term. Gowen Fld

$373

Alaska Airlines

Sep 25

BOI7:48 pmBoise Air Term. Gowen Fld

20h 53m

1 stop

HLN4:41 pmHelena

Sep 27

HLN5:18 pmHelena

5h 20m

1 stop

BOI10:38 pmBoise Air Term. Gowen Fld

$394

Delta flights from Idaho to Helena

Our best Delta deals on Idaho to Helena flight tickets

Delta

Sep 24

BOI8:25 amBoise Air Term. Gowen Fld

3h 52m

1 stop

HLN12:17 pmHelena

Sep 26

HLN12:57 pmHelena

3h 17m

1 stop

BOI4:14 pmBoise Air Term. Gowen Fld

$341

Delta

Sep 24

BOI8:25 amBoise Air Term. Gowen Fld

3h 52m

1 stop

HLN12:17 pmHelena

Sep 28

HLN12:57 pmHelena

4h 53m

1 stop

BOI5:50 pmBoise Air Term. Gowen Fld

$351

Delta

Jul 13

BOI6:42 pmBoise Air Term. Gowen Fld

3h 57m

1 stop

HLN10:39 pmHelena

Jul 22

HLN5:40 amHelena

3h 49m

1 stop

BOI9:29 amBoise Air Term. Gowen Fld

$375

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Tue 10/27

10:06 am-4:11 pm

1 stop6h 05m

Helena

Sat 10/31

4:48 pm-11:58 pm

1 stop7h 10m

$331

Quickest round-trip

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Thu 9/24

8:25 am-12:17 pm

1 stop3h 52m

Helena

Sat 9/26

12:57 pm-4:14 pm

1 stop3h 17m

$341

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Thu 9/24

8:25 am-12:17 pm

1 stop3h 52m

Helena

Mon 9/28

12:57 pm-5:50 pm

1 stop4h 53m

$351

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Thu 9/24

10:00 am-4:41 pm

1 stop6h 41m

Helena

Fri 9/25

5:18 pm-10:38 pm

1 stop5h 20m

$373

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Mon 7/13

6:42 pm-10:39 pm

1 stop3h 57m

Helena

Wed 7/22

5:40 am-9:29 am

1 stop3h 49m

$375

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Thu 9/24

6:00 am-12:17 pm

1 stop6h 17m

Helena

Sat 9/26

12:57 pm-11:34 am

2 stops22h 37m

$382

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Fri 9/25

7:48 pm-4:41 pm

1 stop20h 53m

Helena

Sun 9/27

5:18 pm-10:38 pm

1 stop5h 20m

$394

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Thu 9/24

10:00 am-4:41 pm

1 stop6h 41m

Helena

Sun 9/27

5:18 pm-10:38 pm

1 stop5h 20m

$395

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Tue 10/27

8:57 am-4:11 pm

2 stops31h 14m

Helena

Sat 10/31

4:48 pm-11:58 pm

1 stop7h 10m

$397

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Wed 7/8

10:00 am-4:32 pm

1 stop6h 32m

Helena

Tue 7/14

5:09 pm-12:04 am

1 stop6h 55m

$413

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first

How to get the cheapest flight ticket from Idaho to Helena

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

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

Delta and Alaska Airlines are the most popular carriers operating from Idaho to Helena

Cheap Idaho to Helena flight deals and tips

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

Fastest flight time	3h 59m
Direct flights	None

The fastest flight from Idaho to Helena takes 3h 59m

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

Search flight deals

Frequently asked questions about flying from Idaho to Helena

When did momondo last update prices for flights from Idaho to Helena Airport?
Prices for flights from Idaho to Helena Airport are updated daily.
How old do you have to be to fly from Idaho to Helena Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Helena Airport.
What documentation or ID do you need to fly to Helena Airport?
The travel and health documents required for your trip to Helena Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Helena Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Idaho to Helena for you.

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

All flight searches from Idaho to Helena on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Idaho to Helena.

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

Price alerts on flights to Helena from Idaho are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.