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.

$183 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.

8:03 am - 4:41 pmBOI Boise Air Term. Gowen Fld-HLN Helena

8h 38m1 stop Seattle/Tacoma Intl

5:18 pm - 11:44 pmHLN Helena-BOI Boise Air Term. Gowen Fld

6h 26m1 stop Seattle/Tacoma Intl

$405Alaska Airlines

Thu, Sep 17 - Mon, Sep 21

2:44 pm - 9:30 pmBOI Boise Air Term. Gowen Fld-HLN Helena

6h 46m1 stop Denver Intl

6:15 am - 1:38 pmHLN Helena-BOI Boise Air Term. Gowen Fld

7h 23m1 stop Denver Intl

$459United Airlines

Tue, Sep 1 - Sat, Sep 5

8:03 am - 4:41 pmBOI Boise Air Term. Gowen Fld-HLN Helena

8h 38m1 stop Seattle/Tacoma Intl

5:18 pm - 7:45 pmHLN Helena-BOI Boise Air Term. Gowen Fld

26h 27m2 stops Seattle/Tacoma Intl Ontario

$501Alaska Airlines

Thu, Sep 17 - Mon, Sep 21

10:00 am - 4:34 pmBOI Boise Air Term. Gowen Fld-HLN Helena

6h 34m1 stop Seattle/Tacoma Intl

5:11 pm - 8:20 pmHLN Helena-BOI Boise Air Term. Gowen Fld

27h 09m2 stops Seattle/Tacoma Intl San Diego

$567Alaska Airlines

Tue, Sep 1 - Sat, Sep 5

6:00 am - 12:15 pmBOI Boise Air Term. Gowen Fld-HLN Helena

6h 15m1 stop Salt Lake City

12:55 pm - 7:00 pmHLN Helena-BOI Boise Air Term. Gowen Fld

6h 05m1 stop Salt Lake City

$585Delta

Tue, Aug 25 - Sat, Aug 29

10:00 am - 4:34 pmBOI Boise Air Term. Gowen Fld-HLN Helena

6h 34m1 stop Seattle/Tacoma Intl

5:11 pm - 11:55 pmHLN Helena-BOI Boise Air Term. Gowen Fld

6h 44m2 stops Seattle/Tacoma Intl Portland

$619Alaska Airlines

Tue, Sep 1 - Sat, Sep 5

6:00 am - 4:41 pmBOI Boise Air Term. Gowen Fld-HLN Helena

10h 41m2 stops Portland Seattle/Tacoma Intl

5:18 pm - 11:55 pmHLN Helena-BOI Boise Air Term. Gowen Fld

6h 37m2 stops Seattle/Tacoma Intl Portland

$635Alaska Airlines

Thu, Sep 17 - Mon, Sep 21

5:52 pm - 4:34 pmBOI Boise Air Term. Gowen Fld-HLN Helena

22h 42m1 stop Seattle/Tacoma Intl

5:11 pm - 11:44 pmHLN Helena-BOI Boise Air Term. Gowen Fld

6h 33m1 stop Seattle/Tacoma Intl

$640Alaska Airlines

Fri, Sep 4 - Mon, Sep 7

5:52 pm - 4:34 pmBOI Boise Air Term. Gowen Fld-HLN Helena

22h 42m1 stop Seattle/Tacoma Intl

5:11 pm - 10:33 pmHLN Helena-BOI Boise Air Term. Gowen Fld

5h 22m1 stop Seattle/Tacoma Intl

$642Alaska Airlines

Fri, Sep 4 - Mon, Sep 7

6:00 am - 12:15 pmBOI Boise Air Term. Gowen Fld-HLN Helena

6h 15m1 stop Salt Lake City

5:40 am - 9:48 amHLN Helena-BOI Boise Air Term. Gowen Fld

4h 08m1 stop Salt Lake City

$656Delta

Sat, Aug 22 - Mon, Aug 24

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

United Airlines flights from Idaho to Helena

Our best United Airlines deals on Idaho to Helena flight tickets

United Airlines

Sep 1

BOI2:44 pmBoise Air Term. Gowen Fld

6h 46m

1 stop

HLN9:30 pmHelena

Sep 5

HLN6:15 amHelena

7h 23m

1 stop

BOI1:38 pmBoise Air Term. Gowen Fld

$459

United Airlines

Aug 22

BOI6:30 amBoise Air Term. Gowen Fld

7h 15m

1 stop

HLN1:45 pmHelena

Aug 24

HLN2:35 pmHelena

7h 02m

1 stop

BOI9:37 pmBoise Air Term. Gowen Fld

$889

Alaska Airlines flights from Idaho to Helena

Our best Alaska Airlines deals on Idaho to Helena flight tickets

Alaska Airlines

Sep 17

BOI8:03 amBoise Air Term. Gowen Fld

8h 38m

1 stop

HLN4:41 pmHelena

Sep 21

HLN5:18 pmHelena

6h 26m

1 stop

BOI11:44 pmBoise Air Term. Gowen Fld

$405

Alaska Airlines

Sep 17

BOI8:03 amBoise Air Term. Gowen Fld

8h 38m

1 stop

HLN4:41 pmHelena

Sep 21

HLN5:18 pmHelena

26h 27m

2 stops

BOI7:45 pmBoise Air Term. Gowen Fld

$501

Alaska Airlines

Sep 1

BOI10:00 amBoise Air Term. Gowen Fld

6h 34m

1 stop

HLN4:34 pmHelena

Sep 5

HLN5:11 pmHelena

27h 09m

2 stops

BOI8:20 pmBoise Air Term. Gowen Fld

$567

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseHelena

BOI Boise Air Term. Gowen Fld - HLN Helena

BOIHLN

Boise Air Term. Gowen Fld

Thu 9/17

8:03 am-4:41 pm

1 stop8h 38m

Helena

Mon 9/21

5:18 pm-11:44 pm

1 stop6h 26m

$405

BoiseHelena

BOI Boise Air Term. Gowen Fld - HLN Helena

BOIHLN

Boise Air Term. Gowen Fld

Tue 9/1

2:44 pm-9:30 pm

1 stop6h 46m

Helena

Sat 9/5

6:15 am-1:38 pm

1 stop7h 23m

$459

BoiseHelena

BOI Boise Air Term. Gowen Fld - HLN Helena

BOIHLN

Boise Air Term. Gowen Fld

Thu 9/17

8:03 am-4:41 pm

1 stop8h 38m

Helena

Mon 9/21

5:18 pm-7:45 pm

2 stops26h 27m

$501

BoiseHelena

BOI Boise Air Term. Gowen Fld - HLN Helena

BOIHLN

Boise Air Term. Gowen Fld

Tue 9/1

10:00 am-4:34 pm

1 stop6h 34m

Helena

Sat 9/5

5:11 pm-8:20 pm

2 stops27h 09m

$567

BoiseHelena

BOI Boise Air Term. Gowen Fld - HLN Helena

BOIHLN

Boise Air Term. Gowen Fld

Tue 8/25

6:00 am-12:15 pm

1 stop6h 15m

Helena

Sat 8/29

12:55 pm-7:00 pm

1 stop6h 05m

$585

BoiseHelena

BOI Boise Air Term. Gowen Fld - HLN Helena

BOIHLN

Boise Air Term. Gowen Fld

Tue 9/1

10:00 am-4:34 pm

1 stop6h 34m

Helena

Sat 9/5

5:11 pm-11:55 pm

2 stops6h 44m

$619

BoiseHelena

BOI Boise Air Term. Gowen Fld - HLN Helena

BOIHLN

Boise Air Term. Gowen Fld

Thu 9/17

6:00 am-4:41 pm

2 stops10h 41m

Helena

Mon 9/21

5:18 pm-11:55 pm

2 stops6h 37m

$635

BoiseHelena

BOI Boise Air Term. Gowen Fld - HLN Helena

BOIHLN

Boise Air Term. Gowen Fld

Fri 9/4

5:52 pm-4:34 pm

1 stop22h 42m

Helena

Mon 9/7

5:11 pm-11:44 pm

1 stop6h 33m

$640

BoiseHelena

BOI Boise Air Term. Gowen Fld - HLN Helena

BOIHLN

Boise Air Term. Gowen Fld

Fri 9/4

5:52 pm-4:34 pm

1 stop22h 42m

Helena

Mon 9/7

5:11 pm-10:33 pm

1 stop5h 22m

$642

Quickest round-trip

BoiseHelena

BOI Boise Air Term. Gowen Fld - HLN Helena

BOIHLN

Boise Air Term. Gowen Fld

Sat 8/22

6:00 am-12:15 pm

1 stop6h 15m

Helena

Mon 8/24

5:40 am-9:48 am

1 stop4h 08m

$656

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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?

Alaska Airlines, United Airlines, and Delta 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	8h 38m
Direct flights	None

The fastest flight from Idaho to Helena takes 8h 38m

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.