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Cheap flights from Helena to Boise from $288

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 4/28. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Helena to Boise

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
4:43 pm - 1:02 pm
HLN
-
BOI
20h 19m
1 stop
Alaska Airlines Logo
6:35 am - 4:06 pm
BOI
-
HLN
9h 31m
1 stop
$343Alaska Airlines
fre, maj 29 - tis, jun 2
Alaska Airlines Logo
6:22 pm - 11:59 pm
HLN
-
BOI
5h 37m
1 stop
Alaska Airlines Logo
6:00 am - 5:45 pm
BOI
-
HLN
11h 45m
1 stop
$345Alaska Airlines
tors, maj 7 - sön, maj 10
Alaska Airlines Logo
4:43 pm - 6:14 pm
HLN
-
BOI
25h 31m
1 stop
Alaska Airlines Logo
6:35 am - 4:06 pm
BOI
-
HLN
9h 31m
1 stop
$353Alaska Airlines
fre, maj 29 - tis, jun 2
Alaska Airlines Logo
4:43 pm - 6:14 pm
HLN
-
BOI
25h 31m
1 stop
Alaska Airlines Logo
4:19 pm - 4:06 pm
BOI
-
HLN
23h 47m
1 stop
$363Alaska Airlines
fre, maj 29 - tis, jun 2
Alaska Airlines Logo
6:22 pm - 11:59 pm
HLN
-
BOI
5h 37m
1 stop
Alaska Airlines Logo
7:20 pm - 5:45 pm
BOI
-
HLN
22h 25m
1 stop
$373Alaska Airlines
tors, maj 7 - fre, maj 8
Alaska Airlines Logo
5:09 pm - 12:04 am
HLN
-
BOI
6h 55m
1 stop
Alaska Airlines Logo
6:23 am - 4:32 pm
BOI
-
HLN
10h 09m
1 stop
$395Alaska Airlines
fre, jul 10 - sön, jul 12
Alaska Airlines Logo
4:43 pm - 11:58 pm
HLN
-
BOI
7h 15m
1 stop
Alaska Airlines Logo
2:38 pm - 4:06 pm
BOI
-
HLN
25h 28m
2 stops
$401Alaska Airlines
fre, maj 29 - tis, jun 2
Alaska Airlines Logo
4:43 pm - 11:58 pm
HLN
-
BOI
7h 15m
1 stop
Alaska Airlines Logo
2:38 pm - 4:06 pm
BOI
-
HLN
25h 28m
2 stops
$420Alaska Airlines
fre, maj 29 - tis, jun 2
Alaska Airlines Logo
6:22 pm - 11:59 pm
HLN
-
BOI
5h 37m
1 stop
Alaska Airlines Logo
5:50 am - 5:45 pm
BOI
-
HLN
11h 55m
2 stops
$454Alaska Airlines
tors, maj 7 - sön, maj 10
Alaska Airlines Logo
4:43 pm - 10:20 am
HLN
-
BOI
17h 37m
2 stops
Alaska Airlines Logo
6:35 am - 4:06 pm
BOI
-
HLN
9h 31m
1 stop
$461Alaska Airlines
fre, maj 29 - tis, jun 2

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Alaska Airlines flights from Helena to Boise

Our best Alaska Airlines deals on Helena to Boise flight tickets
Alaska Airlines
May 29
HLN4:43 pmHelena
20h 19m
1 stop
BOI1:02 pmBoise Air Term. Gowen Fld
Jun 2
BOI6:35 amBoise Air Term. Gowen Fld
9h 31m
1 stop
HLN4:06 pmHelena
$343
Alaska Airlines
May 7
HLN6:22 pmHelena
5h 37m
1 stop
BOI11:59 pmBoise Air Term. Gowen Fld
May 10
BOI6:00 amBoise Air Term. Gowen Fld
11h 45m
1 stop
HLN5:45 pmHelena
$345
Alaska Airlines
May 29
HLN4:43 pmHelena
25h 31m
1 stop
BOI6:14 pmBoise Air Term. Gowen Fld
Jun 2
BOI6:35 amBoise Air Term. Gowen Fld
9h 31m
1 stop
HLN4:06 pmHelena
$353

Delta flights from Helena to Boise

Our best Delta deals on Helena to Boise flight tickets
Delta
May 7
HLN5:45 amHelena
3h 47m
1 stop
BOI9:32 amBoise Air Term. Gowen Fld
May 8
BOI8:45 amBoise Air Term. Gowen Fld
3h 38m
1 stop
HLN12:23 pmHelena
$542
Delta
May 1
HLN5:40 amHelena
4h 13m
1 stop
BOI9:53 amBoise Air Term. Gowen Fld
May 5
BOI8:30 amBoise Air Term. Gowen Fld
3h 54m
1 stop
HLN12:24 pmHelena
$575
Delta
Jul 10
HLN5:40 amHelena
3h 49m
1 stop
BOI9:29 amBoise Air Term. Gowen Fld
Jul 12
BOI6:00 amBoise Air Term. Gowen Fld
6h 15m
1 stop
HLN12:15 pmHelena
$692

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 april 18, 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

Cheapest round-trip

HelenaBoise

HLN - BOI

HLNBOI

Helena

fre 5/29

4:43 pm-1:02 pm

1 stop20h 19m

Boise Air Term. Gowen Fld

tis 6/2

6:35 am-4:06 pm

1 stop9h 31m

$343

HelenaBoise

HLN - BOI

HLNBOI

Helena

tors 5/7

6:22 pm-11:59 pm

1 stop5h 37m

Boise Air Term. Gowen Fld

sön 5/10

6:00 am-5:45 pm

1 stop11h 45m

$345

HelenaBoise

HLN - BOI

HLNBOI

Helena

fre 5/29

4:43 pm-6:14 pm

1 stop25h 31m

Boise Air Term. Gowen Fld

tis 6/2

6:35 am-4:06 pm

1 stop9h 31m

$353

HelenaBoise

HLN - BOI

HLNBOI

Helena

fre 5/29

4:43 pm-6:14 pm

1 stop25h 31m

Boise Air Term. Gowen Fld

tis 6/2

4:19 pm-4:06 pm

1 stop23h 47m

$363

HelenaBoise

HLN - BOI

HLNBOI

Helena

tors 5/7

6:22 pm-11:59 pm

1 stop5h 37m

Boise Air Term. Gowen Fld

fre 5/8

7:20 pm-5:45 pm

1 stop22h 25m

$373
Quickest round-trip

HelenaBoise

HLN - BOI

HLNBOI

Helena

fre 7/10

5:09 pm-12:04 am

1 stop6h 55m

Boise Air Term. Gowen Fld

sön 7/12

6:23 am-4:32 pm

1 stop10h 09m

$395

HelenaBoise

HLN - BOI

HLNBOI

Helena

fre 5/29

4:43 pm-11:58 pm

1 stop7h 15m

Boise Air Term. Gowen Fld

tis 6/2

2:38 pm-4:06 pm

2 stops25h 28m

$401

HelenaBoise

HLN - BOI

HLNBOI

Helena

fre 5/29

4:43 pm-11:58 pm

1 stop7h 15m

Boise Air Term. Gowen Fld

tis 6/2

2:38 pm-4:06 pm

2 stops25h 28m

$420

HelenaBoise

HLN - BOI

HLNBOI

Helena

tors 5/7

6:22 pm-11:59 pm

1 stop5h 37m

Boise Air Term. Gowen Fld

sön 5/10

5:50 am-5:45 pm

2 stops11h 55m

$454

HelenaBoise

HLN - BOI

HLNBOI

Helena

fre 5/29

4:43 pm-10:20 am

2 stops17h 37m

Boise Air Term. Gowen Fld

tis 6/2

6:35 am-4:06 pm

1 stop9h 31m

$461

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
1
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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?

United Airlines, Alaska Airlines, and Delta 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 54% 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

3h 49m

Direct flights

None
The fastest flight from Helena to Boise takes 3h 49m
There are no direct flights from Helena to Boise. There are no popular flight routes from Helena to Boise.
Search flight deals

Frequently asked questions about flying from Helena to Boise

  • 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 3h 49m 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
8,424 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
Ontario
Caldwell
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.

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

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