Which airports can I use when flying from Boise to Helena?

Flights from Boise to Helena usually depart from Boise Air Term. Gowen Fld (BOI) and arrive at Helena (HLN).

What cabin classes can I book on flights from Boise to Helena?

Only Economy Class is available on flights from Boise to Helena.

Which airports do connecting flights from Boise to Helena pass through?

One-stop flights from Boise to Helena most commonly connect through: • Denver Intl (DEN) - 44% of one-stop connections • Salt Lake City (SLC) - 44% of one-stop connections • Seattle/Tacoma Intl (SEA) - 11% of one-stop connections Denver Intl (DEN) handles the largest share of one-stop connections on this route.

Can I save money by using flexible dates for flights from Boise to Helena?

Yes. Being flexible with your travel dates can save you up to 59% on the Boise to Helena route. Wednesday is the cheapest departure day at $316 round-trip on average, while Monday is the most expensive at $766, a difference of $450. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

How long is a flight from Boise to Helena?

There are currently no nonstop flights available from Boise to Helena. Flights with 1 layover take between 4h 33m and 7h 12m in total, depending on the connection.

Do I need a passport to fly from Boise to Helena?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Have flight prices from Boise to Helena changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $385 to $993. That means the highest observed fare was about 3x higher than the lowest one.

How much time can I save by choosing a different layover airport from Boise to Helena?

Flying via Seattle/Tacoma Intl (SEA) gives the shortest average 1-stop total travel time at 4h 33m, compared with 4h 47m via Salt Lake City (SLC) and 7h 12m via Denver Intl (DEN).

What car rental options are available at Helena Airport (HLN)?

Helena Airport (HLN) hosts 5 major car rental companies, with daily rates starting from around $25 for economy cars. Top options include: · Budget · Enterprise Rent-A-Car · Hertz · Avis · National

How much should I expect to pay for a Boise to Helena flight?

Round-trip flights from Boise to Helena range from $350 to $766, with an average of $466 over the past 12 months. Anything below $350 counts as a good deal.

What is the cheapest airline to fly from Boise to Helena?

Alaska Airlines ($385) and Delta ($405) are the cheapest airlines to fly round-trip from Boise to Helena according to KAYAK data over the last 5 days.

What is the most popular layover airport when flying from Boise to Helena?

Denver Intl (DEN) and Salt Lake City (SLC) are the most popular layovers for the Boise to Helena route. 44% of KAYAK users who booked 1-stop round-trips over the past 3 months connected via DEN or SLC.

What is the cheapest layover airport when flying from Boise to Helena?

Flights via Seattle/Tacoma Intl (SEA) offer the most affordable fares, with an average round-trip price of $422. Based on KAYAK data over the past 3 months.

When flying from Boise to Helena which airport offers the shortest layover?

Seattle/Tacoma Intl (SEA) had the shortest average connection time for Boise to Helena layovers at 168 minutes over the past 3 months.

$230 CHEAP FLIGHTS from Boise to Helena (BOI - HLN)

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Cheapest round-trip

$385

Typical prices: $350-$766

Alaska Airlines

Tue 1/30Sat 2/3

BOI - HLN • 1 stop

Top layover airports

Seattle/Tacoma Intl (SEA)

Cheapest • Avg $422 (round-trip)

Salt Lake City (SLC)

Shortest trip • 4h 47m (one-way)

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Flight Deals

Cheap Flights from Boise to Helena (BOI-HLN)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Boise to Helena

Sat, Jan 30 - Wed, Feb 3

9:57 am - 4:23 pmBOI Boise Air Term. Gowen Fld-HLN Helena

6h 26m1 stop Seattle/Tacoma Intl

5:00 pm - 11:46 pmHLN Helena-BOI Boise Air Term. Gowen Fld

6h 46m1 stop Seattle/Tacoma Intl

$385Alaska Airlines

Sat, Dec 5 - Tue, Dec 8

8:54 am - 3:31 pmBOI Boise Air Term. Gowen Fld-HLN Helena

30h 37m2 stops San Diego Seattle/Tacoma Intl

4:08 pm - 8:10 pmHLN Helena-BOI Boise Air Term. Gowen Fld

4h 02m1 stop Seattle/Tacoma Intl

$402Alaska Airlines

Fri, Dec 11 - Sun, Dec 13

6:00 am - 12:30 pmBOI Boise Air Term. Gowen Fld-HLN Helena

6h 30m1 stop Salt Lake City

1:10 pm - 5:53 pmHLN Helena-BOI Boise Air Term. Gowen Fld

4h 43m1 stop Salt Lake City

$405Delta

Fri, Sep 25 - Tue, Sep 29

4:20 pm - 4:41 pmBOI Boise Air Term. Gowen Fld-HLN Helena

24h 21m1 stop Seattle/Tacoma Intl

5:18 pm - 9:56 amHLN Helena-BOI Boise Air Term. Gowen Fld

16h 38m1 stop Seattle/Tacoma Intl

$409Alaska Airlines

Fri, Dec 11 - Sun, Dec 13

11:25 am - 3:31 pmBOI Boise Air Term. Gowen Fld-HLN Helena

4h 06m1 stop Seattle/Tacoma Intl

4:08 pm - 11:48 amHLN Helena-BOI Boise Air Term. Gowen Fld

43h 40m2 stops Seattle/Tacoma Intl San Diego

$422Alaska Airlines

Fri, Sep 25 - Tue, Sep 29

7:48 pm - 4:41 pmBOI Boise Air Term. Gowen Fld-HLN Helena

20h 53m1 stop Seattle/Tacoma Intl

5:18 pm - 8:20 pmHLN Helena-BOI Boise Air Term. Gowen Fld

27h 02m2 stops Seattle/Tacoma Intl San Diego

$426Alaska Airlines

Sat, Dec 5 - Tue, Dec 8

8:54 am - 3:31 pmBOI Boise Air Term. Gowen Fld-HLN Helena

30h 37m2 stops San Diego Seattle/Tacoma Intl

4:08 pm - 11:48 amHLN Helena-BOI Boise Air Term. Gowen Fld

19h 40m2 stops Seattle/Tacoma Intl San Diego

$429Alaska Airlines

Sat, Jan 30 - Wed, Feb 3

4:15 pm - 4:23 pmBOI Boise Air Term. Gowen Fld-HLN Helena

24h 08m2 stops Ontario Seattle/Tacoma Intl

5:00 pm - 11:46 pmHLN Helena-BOI Boise Air Term. Gowen Fld

6h 46m1 stop Seattle/Tacoma Intl

$435Alaska Airlines

Fri, Sep 25 - Tue, Sep 29

6:49 pm - 4:41 pmBOI Boise Air Term. Gowen Fld-HLN Helena

21h 52m2 stops San Diego Seattle/Tacoma Intl

5:18 pm - 8:20 pmHLN Helena-BOI Boise Air Term. Gowen Fld

27h 02m2 stops Seattle/Tacoma Intl San Diego

$436Alaska Airlines

Fri, Dec 11 - Sun, Dec 13

7:55 pm - 3:31 pmBOI Boise Air Term. Gowen Fld-HLN Helena

19h 36m2 stops San Diego Seattle/Tacoma Intl

4:08 pm - 11:48 amHLN Helena-BOI Boise Air Term. Gowen Fld

43h 40m2 stops Seattle/Tacoma Intl San Diego

$446Alaska Airlines

Booking Insights

Price, demand and travel trends for Boise to Helena flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Boise to Helena with more confidence.

Prices

Airlines

Layovers

How much is a round-trip flight from Boise to Helena?

Round-trip flights from Boise to Helena start at $385. Prices are typical for this route right now, with typical round-trip fares ranging from $350 to $766. The lowest price found in the past 5 days was $385 on Alaska Airlines.

Find deals

Cheapest flight	$385

Flight from Boise to Helena

When to book flights from Boise to Helena

Are your dates flexible? Find out the best times to travel from Boise to Helena based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which airports can I use when flying from Boise to Helena?
Flights from Boise to Helena usually depart from Boise Air Term. Gowen Fld (BOI) and arrive at Helena (HLN).
What cabin classes can I book on flights from Boise to Helena?
Only Economy Class is available on flights from Boise to Helena.
Which airports do connecting flights from Boise to Helena pass through?
One-stop flights from Boise to Helena most commonly connect through:

• Denver Intl (DEN) - 44% of one-stop connections
• Salt Lake City (SLC) - 44% of one-stop connections
• Seattle/Tacoma Intl (SEA) - 11% of one-stop connections

Denver Intl (DEN) handles the largest share of one-stop connections on this route.
Can I save money by using flexible dates for flights from Boise to Helena?
Yes. Being flexible with your travel dates can save you up to 59% on the Boise to Helena route. Wednesday is the cheapest departure day at $316 round-trip on average, while Monday is the most expensive at $766, a difference of $450. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
How long is a flight from Boise to Helena?
There are currently no nonstop flights available from Boise to Helena. Flights with 1 layover take between 4h 33m and 7h 12m in total, depending on the connection.
Do I need a passport to fly from Boise to Helena?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.
Have flight prices from Boise to Helena changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $385 to $993. That means the highest observed fare was about 3x higher than the lowest one.
How much time can I save by choosing a different layover airport from Boise to Helena?
Flying via Seattle/Tacoma Intl (SEA) gives the shortest average 1-stop total travel time at 4h 33m, compared with 4h 47m via Salt Lake City (SLC) and 7h 12m via Denver Intl (DEN).
What car rental options are available at Helena Airport (HLN)?
Helena Airport (HLN) hosts 5 major car rental companies, with daily rates starting from around $25 for economy cars. Top options include:
· Budget
· Enterprise Rent-A-Car
· Hertz
· Avis
· National
How much should I expect to pay for a Boise to Helena flight?
Round-trip flights from Boise to Helena range from $350 to $766, with an average of $466 over the past 12 months. Anything below $350 counts as a good deal.

If your dates can be flexible, aim for a Wednesday departure instead of Monday. On this route, Wednesday flights average $316 - about $450 less than Monday (59% savings) based on the last 12 months.
If you're arriving late at night and need somewhere to stay, check out these hotels close to Helena Airport.
- Americas Best Value Inn & Suites Helena
- Days Inn by Wyndham Helena
- Baymont by Wyndham Helena

Everything you need to know for your flight from Boise to Helena

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Boise (BOI)

Helena (HLN)

BOI - HLN

$230 Find Cheap Flights from Boise to Helena - Compare and Save

Everything you should know

Cheap Flights from Boise to Helena (BOI-HLN)

Recent round-trip flight deals from Boise to Helena

Recent one-way flight deals from Boise to Helena

Price, demand and travel trends for Boise to Helena flights

How much is a round-trip flight from Boise to Helena?

What is the cheapest airline to fly from Boise to Helena?

What is the most popular layover airport when flying from Boise to Helena?

What is the cheapest layover airport when flying from Boise to Helena?

When flying from Boise to Helena which airport offers the shortest layover?

Key details for Boise to Helena flights

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When to book flights from Boise to Helena

Your Boise to Helena flight questions, answered

Your guide to booking Boise to Helena flights

Everything you need to know for your flight from Boise to Helena

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