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Cheap flights from Helena to Boise from $106

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Helena to Boise departing on 3/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Helena to Boise

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:40 am - 9:53 am
HLN
-
BOI
4h 13m
1 stop
Delta Logo
8:30 am - 12:24 pm
BOI
-
HLN
3h 54m
1 stop
$244Delta
Wed, Apr 29 - Thu, Apr 30
Alaska Airlines Logo
6:22 pm - 10:57 pm
HLN
-
BOI
4h 35m
1 stop
Alaska Airlines Logo
8:20 am - 5:45 pm
BOI
-
HLN
9h 25m
1 stop
$277Alaska Airlines
Tue, Mar 31 - Fri, Apr 3
Alaska Airlines Logo
6:22 pm - 8:07 am
HLN
-
BOI
13h 45m
2 stops
Alaska Airlines Logo
12:15 pm - 5:45 pm
BOI
-
HLN
5h 30m
1 stop
$285Alaska Airlines
Wed, Apr 29 - Thu, Apr 30
Alaska Airlines Logo
6:22 pm - 3:31 pm
HLN
-
BOI
21h 09m
2 stops
Alaska Airlines Logo
11:58 am - 5:45 pm
BOI
-
HLN
5h 47m
1 stop
$351Alaska Airlines
Tue, Mar 31 - Fri, Apr 3
Alaska Airlines Logo
6:22 pm - 5:14 pm
HLN
-
BOI
22h 52m
2 stops
Alaska Airlines Logo
8:30 pm - 5:45 pm
BOI
-
HLN
21h 15m
2 stops
$428Alaska Airlines
Wed, Apr 29 - Thu, Apr 30
Delta Logo
5:30 am - 9:37 am
HLN
-
BOI
4h 07m
1 stop
Delta Logo
8:00 am - 12:21 pm
BOI
-
HLN
4h 21m
1 stop
$517Delta
Mon, Mar 9 - Wed, Mar 11
Alaska Airlines Logo
4:36 pm - 1:22 pm
HLN
-
BOI
20h 46m
2 stops
Alaska Airlines Logo
9:52 am - 3:59 pm
BOI
-
HLN
6h 07m
1 stop
$551Alaska Airlines
Mon, Mar 9 - Wed, Mar 11
Alaska Airlines Logo
4:36 pm - 10:40 pm
HLN
-
BOI
6h 04m
1 stop
Alaska Airlines Logo
7:15 am - 3:59 pm
BOI
-
HLN
32h 44m
2 stops
$580Alaska Airlines
Mon, Mar 9 - Tue, Mar 10
Alaska Airlines Logo
4:36 pm - 9:40 am
HLN
-
BOI
17h 04m
1 stop
Alaska Airlines Logo
6:28 am - 3:59 pm
BOI
-
HLN
9h 31m
1 stop
$590Alaska Airlines
Sun, Mar 8 - Thu, Mar 12
United Airlines Logo
2:30 pm - 10:43 pm
HLN
-
BOI
8h 13m
1 stop
United Airlines Logo
2:40 pm - 9:25 pm
BOI
-
HLN
6h 45m
1 stop
$598United Airlines
Mon, Mar 9 - Tue, Mar 10

Alaska Airlines flights from Helena to Boise

Our best Alaska Airlines deals on Helena to Boise flight tickets
Alaska Airlines
Mar 31
HLN6:22 pmHelena
4h 35m
1 stop
BOI10:57 pmBoise Air Term. Gowen Fld
Apr 3
BOI8:20 amBoise Air Term. Gowen Fld
9h 25m
1 stop
HLN5:45 pmHelena
$277
Alaska Airlines
Apr 29
HLN6:22 pmHelena
4h 40m
1 stop
BOI11:02 pmBoise Air Term. Gowen Fld
Apr 30
BOI12:15 pmBoise Air Term. Gowen Fld
5h 30m
1 stop
HLN5:45 pmHelena
$283
Alaska Airlines
Apr 29
HLN6:22 pmHelena
13h 45m
2 stops
BOI8:07 amBoise Air Term. Gowen Fld
Apr 30
BOI12:15 pmBoise Air Term. Gowen Fld
5h 30m
1 stop
HLN5:45 pmHelena
$285

Delta flights from Helena to Boise

Our best Delta deals on Helena to Boise flight tickets
Delta
Apr 29
HLN5:40 amHelena
4h 13m
1 stop
BOI9:53 amBoise Air Term. Gowen Fld
Apr 30
BOI8:30 amBoise Air Term. Gowen Fld
3h 54m
1 stop
HLN12:24 pmHelena
$244
Delta
Mar 9
HLN5:30 amHelena
4h 07m
1 stop
BOI9:37 amBoise Air Term. Gowen Fld
Mar 11
BOI8:00 amBoise Air Term. Gowen Fld
4h 21m
1 stop
HLN12:21 pmHelena
$517
Delta
Mar 9
HLN5:30 amHelena
4h 07m
1 stop
BOI9:37 amBoise Air Term. Gowen Fld
Mar 10
BOI6:00 amBoise Air Term. Gowen Fld
6h 21m
1 stop
HLN12:21 pmHelena
$602

momondo Fare Finder

 
Customize your flight search to find flights from Helena to Boise 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, momondo users made 832,500 searches. Data last updated February 24, 2026.
Use the filters below to find and compare flights from Helena to Boise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HelenaBoise

HLN - BOI

HLNBOI

Helena

Wed 4/29

5:40 am-9:53 am

1 stop4h 13m

Boise Air Term. Gowen Fld

Thu 4/30

8:30 am-12:24 pm

1 stop3h 54m

$244

HelenaBoise

HLN - BOI

HLNBOI

Helena

Tue 3/31

6:22 pm-10:57 pm

1 stop4h 35m

Boise Air Term. Gowen Fld

Fri 4/3

8:20 am-5:45 pm

1 stop9h 25m

$277

HelenaBoise

HLN - BOI

HLNBOI

Helena

Wed 4/29

6:22 pm-8:07 am

2 stops13h 45m

Boise Air Term. Gowen Fld

Thu 4/30

12:15 pm-5:45 pm

1 stop5h 30m

$285

HelenaBoise

HLN - BOI

HLNBOI

Helena

Tue 3/31

6:22 pm-3:31 pm

2 stops21h 09m

Boise Air Term. Gowen Fld

Fri 4/3

11:58 am-5:45 pm

1 stop5h 47m

$351

HelenaBoise

HLN - BOI

HLNBOI

Helena

Wed 4/29

6:22 pm-5:14 pm

2 stops22h 52m

Boise Air Term. Gowen Fld

Thu 4/30

8:30 pm-5:45 pm

2 stops21h 15m

$428

HelenaBoise

HLN - BOI

HLNBOI

Helena

Mon 3/9

5:30 am-9:37 am

1 stop4h 07m

Boise Air Term. Gowen Fld

Wed 3/11

8:00 am-12:21 pm

1 stop4h 21m

$517

HelenaBoise

HLN - BOI

HLNBOI

Helena

Mon 3/9

4:36 pm-1:22 pm

2 stops20h 46m

Boise Air Term. Gowen Fld

Wed 3/11

9:52 am-3:59 pm

1 stop6h 07m

$551

HelenaBoise

HLN - BOI

HLNBOI

Helena

Mon 3/9

4:36 pm-10:40 pm

1 stop6h 04m

Boise Air Term. Gowen Fld

Tue 3/10

7:15 am-3:59 pm

2 stops32h 44m

$580

HelenaBoise

HLN - BOI

HLNBOI

Helena

Sun 3/8

4:36 pm-9:40 am

1 stop17h 04m

Boise Air Term. Gowen Fld

Thu 3/12

6:28 am-3:59 pm

1 stop9h 31m

$590

HelenaBoise

HLN - BOI

HLNBOI

Helena

Mon 3/9

2:30 pm-10:43 pm

1 stop8h 13m

Boise Air Term. Gowen Fld

Tue 3/10

2:40 pm-9:25 pm

1 stop6h 45m

$598

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boise from

How to get the cheapest flight ticket from Helena to Boise

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 Helena to Boise Air Term. Gowen Fld?

Delta and Alaska Airlines are the most popular carriers operating from Helena to Boise Air Term. Gowen Fld

What airlines fly to Boise?

Alaska Airlines, Delta and Southwest are the top three most popular airlines that fly to Boise from Helena according to our data. Alaska Airlines is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Boise. Keep in mind that there are 3 different airlines that fly to Boise on a routine basis, so you have a few additional options to choose from.

When to book flights from Helena to Boise

Are you open to changing your travel dates? Check out the ideal times to fly from Helena to Boise according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Helena to Boise (HLN to BOI) flight deals and tips

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

Fastest flight time

4h 13m

Direct flights

None
The fastest flight from Helena to Boise takes 4h 13m
There are no direct flights from Helena to Boise. There are no popular flight routes from Helena to Boise.
Search flight deals

  • How far is Helena to Boise Air Term. Gowen Fld by plane?

    There are 289.0 mi between Helena and Boise Air Term. Gowen Fld. Typically, this will take 4h 13m by plane in normal conditions.

  • When did momondo last update prices for flights from Helena Airport to Boise Air Term. Gowen Fld Airport?

    Prices for flights from Helena Airport to Boise Air Term. Gowen Fld Airport were last updated today.

  • How many operators does momondo search for flights from Helena Airport to Boise Air Term. Gowen Fld Airport?

  • How old do you have to be to fly from Helena Airport to Boise Air Term. Gowen Fld Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Helena Airport to Boise Air Term. Gowen Fld Airport.

  • What documentation or ID do you need to fly to Boise Air Term. Gowen Fld Airport?

    The travel and health documents required for your trip to Boise Air Term. Gowen Fld 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 Boise Air Term. Gowen Fld Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Helena to Boise?

Best airlines flying from Helena to Boise

Compare and see reviews for airlines that fly from Helena to Boise with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $280Free CancellationRating
7.9
8,239 reviews
Search Delta flights

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Nampa
Meridian
McCall
Caldwell
Ontario
Eagle

Why use momondo?

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

It is quick and easy to find Helena to Boise flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Boise that suits you.

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

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

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

momondo helps you find the best flight between Helena and Boise by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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