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Cheap flights from Boise to Helena from $235

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Boise to Helena departing on 12/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Boise to Helena

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
6:03 am - 5:51 pmBOI-HLN
11h 48m1 stop
Alaska Airlines Logo
6:28 pm - 11:50 pmHLN-BOI
5h 22m1 stop
$235Alaska Airlines
Find Deal
Tue, Dec 2 - Tue, Dec 9
Alaska Airlines Logo
3:08 pm - 5:51 pmBOI-HLN
26h 43m1 stop
Alaska Airlines Logo
6:28 pm - 10:34 amHLN-BOI
16h 06m1 stop
$264Alaska Airlines
Find Deal
Mon, Dec 1 - Mon, Dec 8
Alaska Airlines Logo
7:25 am - 5:51 pmBOI-HLN
34h 26m2 stops
Alaska Airlines Logo
6:28 pm - 4:16 pmHLN-BOI
21h 48m1 stop
$283Alaska Airlines
Find Deal
Tue, Dec 2 - Tue, Dec 9
Alaska Airlines Logo
6:00 pm - 5:51 pmBOI-HLN
23h 51m1 stop
Alaska Airlines Logo
6:28 pm - 11:31 amHLN-BOI
17h 03m2 stops
$313Alaska Airlines
Find Deal
Mon, Dec 1 - Mon, Dec 8
Alaska Airlines Logo
10:00 am - 3:38 pmBOI-HLN
5h 38m1 stop
Alaska Airlines Logo
4:10 pm - 10:21 pmHLN-BOI
6h 11m1 stop
$336Alaska Airlines
Find Deal
Tue, Apr 14 - Sat, Apr 18
Alaska Airlines Logo
6:00 am - 3:43 pmBOI-HLN
9h 43m2 stops
Alaska Airlines Logo
4:10 pm - 8:15 pmHLN-BOI
4h 05m1 stop
$345Alaska Airlines
Find Deal
Sun, Mar 1 - Wed, Mar 4
Alaska Airlines Logo
6:00 am - 3:43 pmBOI-HLN
9h 43m2 stops
Alaska Airlines Logo
4:10 pm - 12:44 pmHLN-BOI
20h 34m2 stops
$353Alaska Airlines
Find Deal
Sun, Mar 1 - Wed, Mar 4
Delta Logo
7:30 pm - 12:23 pmBOI-HLN
16h 53m2 stops
Delta Logo
12:50 pm - 4:48 pmHLN-BOI
3h 58m1 stop
$416Delta
Find Deal
Tue, Apr 14 - Sat, Apr 18
Alaska Airlines Logo
7:25 am - 5:51 pmBOI-HLN
10h 26m2 stops
Alaska Airlines Logo
6:28 pm - 11:55 pmHLN-BOI
29h 27m2 stops
$443Alaska Airlines
Find Deal
Tue, Dec 2 - Tue, Dec 9
Delta Logo
2:00 pm - 10:34 pmBOI-HLN
8h 34m2 stops
Delta Logo
5:45 am - 1:15 pmHLN-BOI
7h 30m2 stops
$525Delta
Find Deal
Tue, Apr 14 - Sat, Apr 18

Alaska Airlines flights from Boise to Helena

Our best Alaska Airlines deals on Boise to Helena flight tickets
Alaska Airlines
Dec 2
BOI6:03 amBoise Air Term. Gowen Fld
11h 48m
1 stop
HLN5:51 pmHelena
Dec 9
HLN6:28 pmHelena
5h 22m
1 stop
BOI11:50 pmBoise Air Term. Gowen Fld
$235
Find similar
Alaska Airlines
Dec 1
BOI3:08 pmBoise Air Term. Gowen Fld
26h 43m
1 stop
HLN5:51 pmHelena
Dec 8
HLN6:28 pmHelena
16h 06m
1 stop
BOI10:34 amBoise Air Term. Gowen Fld
$264
Find similar
Alaska Airlines
Dec 2
BOI7:25 amBoise Air Term. Gowen Fld
34h 26m
2 stops
HLN5:51 pmHelena
Dec 9
HLN6:28 pmHelena
21h 48m
1 stop
BOI4:16 pmBoise Air Term. Gowen Fld
$283
Find similar

Delta flights from Boise to Helena

Our best Delta deals on Boise to Helena flight tickets
Delta
Apr 14
BOI7:30 pmBoise Air Term. Gowen Fld
16h 53m
2 stops
HLN12:23 pmHelena
Apr 18
HLN12:50 pmHelena
3h 58m
1 stop
BOI4:48 pmBoise Air Term. Gowen Fld
$416
Find similar
Delta
Apr 14
BOI2:00 pmBoise Air Term. Gowen Fld
8h 34m
2 stops
HLN10:34 pmHelena
Apr 18
HLN5:45 amHelena
7h 30m
2 stops
BOI1:15 pmBoise Air Term. Gowen Fld
$525
Find similar
Delta
Nov 17
BOI6:00 amBoise Air Term. Gowen Fld
6h 26m
1 stop
HLN12:26 pmHelena
Nov 21
HLN5:30 amHelena
4h 42m
1 stop
BOI10:12 amBoise Air Term. Gowen Fld
$537
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boise to Helena 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 November 4, 2025.
Use the filters below to find and compare flights from Boise to Helena that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Tue 12/2

6:03 am-5:51 pm

1 stop11h 48m

Helena

Tue 12/9

6:28 pm-11:50 pm

1 stop5h 22m

$235

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Mon 12/1

3:08 pm-5:51 pm

1 stop26h 43m

Helena

Mon 12/8

6:28 pm-10:34 am

1 stop16h 06m

$264

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Tue 12/2

7:25 am-5:51 pm

2 stops34h 26m

Helena

Tue 12/9

6:28 pm-4:16 pm

1 stop21h 48m

$283

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Mon 12/1

6:00 pm-5:51 pm

1 stop23h 51m

Helena

Mon 12/8

6:28 pm-11:31 am

2 stops17h 03m

$313

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Tue 4/14

10:00 am-3:38 pm

1 stop5h 38m

Helena

Sat 4/18

4:10 pm-10:21 pm

1 stop6h 11m

$336

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Sun 3/1

6:00 am-3:43 pm

2 stops9h 43m

Helena

Wed 3/4

4:10 pm-8:15 pm

1 stop4h 05m

$345

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Sun 3/1

6:00 am-3:43 pm

2 stops9h 43m

Helena

Wed 3/4

4:10 pm-12:44 pm

2 stops20h 34m

$353

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Tue 4/14

7:30 pm-12:23 pm

2 stops16h 53m

Helena

Sat 4/18

12:50 pm-4:48 pm

1 stop3h 58m

$416

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Tue 12/2

7:25 am-5:51 pm

2 stops10h 26m

Helena

Tue 12/9

6:28 pm-11:55 pm

2 stops29h 27m

$443

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Tue 4/14

2:00 pm-10:34 pm

2 stops8h 34m

Helena

Sat 4/18

5:45 am-1:15 pm

2 stops7h 30m

$525

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Helena from

How to get the cheapest flight ticket from Boise 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 day to depart on your flight to Helena?

The cheapest day to depart from Boise to Helena is on a Wednesday. Travelers who choose to depart for Helena on a Wednesday will often find tickets for as low as $308. The most expensive day to fly to Helena is Sunday, with ticket prices averaging around $534.

What is the cheapest time of day to depart on your flight to Helena?

According to our data, the cheapest time of day to fly to Helena is in the afternoon. momondo users have found flights departing from Boise to Helena in the afternoon for as low as $387. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Helena is in the evening when prices are around $534.

When to book flights from Boise to Helena

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

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

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

Direct flights

None
There are no direct flights from Boise to Helena. There are no popular flight routes from Boise to Helena.
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  • How far is Boise Air Term. Gowen Fld to Helena by plane?

    Helena is 289.0 mi away from Boise Air Term. Gowen Fld. A reasonable flight in good conditions will take 5h 38m.

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boise Air Term. Gowen Fld Airport 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.

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

Best airlines flying from Boise to Helena

Compare and see reviews for airlines that fly from Boise to Helena with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $173Free CancellationRating
7.9
8,003 reviews
Search Delta flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Helena from Boise.

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

Yes. momondo allows you to filter the results for Boise to Helena flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Boise and Helena 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 Boise to Helena right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Helena from Boise. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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