How long does it take to fly to Helena?

On average, it takes 2h 15m to fly from California to Helena if you fly out of San Francisco (the most popular airport in California) and into Bozeman (the most popular airport in Helena). If you’re flying out of Los Angeles and into Bozeman, then the flight time is around 2h 34m.

What is the cheapest airline that flies from California to Helena?

Delta, Alaska Airlines, and United Airlines are the most popular carriers operating from California to Helena

What airlines fly to Helena?

United Airlines, Delta and Alaska Airlines are the top three most popular airlines that fly to Helena from California according to our data. United Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Helena. Keep in mind that there are 8 different airlines that fly to Helena on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from California to Helena Airport?

Prices for flights from California to Helena Airport refresh daily.

How many operators does momondo search for flights from California to Helena Airport?

As of March 2026, there are 3 operators available to choose from for flights from California to Helena Airport.

How old do you have to be to fly from California to Helena Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to Helena Airport.

What documentation or ID do you need to fly to Helena Airport?

The travel and health documents you'll need for your trip to Helena Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Helena Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$165 Cheap Flights from California to Helena in 2026

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Find the cheapest flights from California to Helena

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 1:39 pm

LAX

HLN

5h 39m

1 stop

6:15 am - 11:16 am

HLN

LAX

6h 01m

1 stop

$301United Airlines

Wed, Apr 15 - Sat, Apr 18

6:01 pm - 5:45 pm

PSP

HLN

22h 44m

1 stop

6:22 pm - 8:03 pm

HLN

PSP

26h 41m

1 stop

$305Alaska Airlines

Thu, Apr 30 - Mon, May 4

10:00 am - 5:45 pm

SMF

HLN

6h 45m

1 stop

6:22 pm - 11:56 pm

HLN

SMF

6h 34m

1 stop

$309Alaska Airlines

Tue, Apr 21 - Sat, Apr 25

9:42 pm - 5:45 pm

SJC

HLN

19h 03m

1 stop

6:22 pm - 10:35 pm

HLN

SJC

5h 13m

1 stop

$319Alaska Airlines

Sat, May 2 - Wed, May 6

10:00 am - 5:45 pm

LAX

HLN

6h 45m

1 stop

6:22 pm - 11:58 pm

HLN

LAX

6h 36m

1 stop

$319Alaska Airlines

Tue, Apr 21 - Sat, Apr 25

5:50 am - 12:23 pm

LAX

HLN

5h 33m

1 stop

1:03 pm - 6:19 pm

HLN

LAX

6h 16m

1 stop

$320Delta

Sat, May 9 - Fri, May 15

7:35 pm - 5:45 pm

SAN

HLN

21h 10m

1 stop

6:22 pm - 1:27 pm

HLN

SAN

20h 05m

1 stop

$324Alaska Airlines

Tue, Apr 28 - Sat, May 2

5:30 pm - 10:34 pm

LAS

HLN

4h 04m

1 stop

5:45 am - 8:50 am

HLN

LAS

4h 05m

1 stop

$329Delta

Wed, Sep 2 - Mon, Sep 7

5:50 am - 12:23 pm

SJC

HLN

5h 33m

1 stop

1:03 pm - 4:09 pm

HLN

SJC

4h 06m

1 stop

$334Delta

Thu, May 14 - Wed, May 20

5:00 am - 1:39 pm

LAX

HLN

7h 39m

1 stop

2:25 pm - 7:20 pm

HLN

LAX

5h 55m

1 stop

$337United Airlines

Wed, Apr 15 - Wed, Apr 22

Delta flights from California to Helena

Our best Delta deals on California to Helena flight tickets

Delta

May 9

LAX5:50 amLos Angeles Los Angeles

5h 33m

1 stop

HLN12:23 pmHelena

May 15

HLN1:03 pmHelena

6h 16m

1 stop

LAX6:19 pmLos Angeles Los Angeles

$320

Delta

Sep 2

LAS5:30 pmLas Vegas Harry Reid Intl

4h 04m

1 stop

HLN10:34 pmHelena

Sep 7

HLN5:45 amHelena

4h 05m

1 stop

LAS8:50 amLas Vegas Harry Reid Intl

$329

Delta

May 14

SJC5:50 amSan Jose

5h 33m

1 stop

HLN12:23 pmHelena

May 20

HLN1:03 pmHelena

4h 06m

1 stop

SJC4:09 pmSan Jose

$334

Alaska Airlines flights from California to Helena

Our best Alaska Airlines deals on California to Helena flight tickets

Alaska Airlines

Apr 21

SMF10:00 amSacramento Intl

6h 45m

1 stop

HLN5:45 pmHelena

Apr 25

HLN6:22 pmHelena

6h 34m

1 stop

SMF11:56 pmSacramento Intl

$309

Alaska Airlines

May 2

SJC9:42 pmSan Jose

19h 03m

1 stop

HLN5:45 pmHelena

May 6

HLN6:22 pmHelena

5h 13m

1 stop

SJC10:35 pmSan Jose

$319

Alaska Airlines

Apr 28

SAN7:35 pmSan Diego

21h 10m

1 stop

HLN5:45 pmHelena

May 2

HLN6:22 pmHelena

20h 05m

1 stop

SAN1:27 pmSan Diego

$324

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Los AngelesHelena

LAX - HLN

LAXHLN

Los Angeles Los Angeles

Wed 4/15

7:00 am-1:39 pm

1 stop5h 39m

Helena

Sat 4/18

6:15 am-11:16 am

1 stop6h 01m

$301

Palm SpringsHelena

PSP - HLN

PSPHLN

Palm Springs

Thu 4/30

6:01 pm-5:45 pm

1 stop22h 44m

Helena

Mon 5/4

6:22 pm-8:03 pm

1 stop26h 41m

$305

SacramentoHelena

SMF - HLN

SMFHLN

Sacramento Intl

Tue 4/21

10:00 am-5:45 pm

1 stop6h 45m

Helena

Sat 4/25

6:22 pm-11:56 pm

1 stop6h 34m

$309

San JoseHelena

SJC - HLN

SJCHLN

San Jose

Sat 5/2

9:42 pm-5:45 pm

1 stop19h 03m

Helena

Wed 5/6

6:22 pm-10:35 pm

1 stop5h 13m

$319

Los AngelesHelena

LAX - HLN

LAXHLN

Los Angeles Los Angeles

Tue 4/21

10:00 am-5:45 pm

1 stop6h 45m

Helena

Sat 4/25

6:22 pm-11:58 pm

1 stop6h 36m

$319

Los AngelesHelena

LAX - HLN

LAXHLN

Los Angeles Los Angeles

Sat 5/9

5:50 am-12:23 pm

1 stop5h 33m

Helena

Fri 5/15

1:03 pm-6:19 pm

1 stop6h 16m

$320

San DiegoHelena

SAN - HLN

SANHLN

San Diego

Tue 4/28

7:35 pm-5:45 pm

1 stop21h 10m

Helena

Sat 5/2

6:22 pm-1:27 pm

1 stop20h 05m

$324

Quickest round-trip

Las VegasHelena

LAS - HLN

LASHLN

Las Vegas Harry Reid Intl

Wed 9/2

5:30 pm-10:34 pm

1 stop4h 04m

Helena

Mon 9/7

5:45 am-8:50 am

1 stop4h 05m

$329

San JoseHelena

SJC - HLN

SJCHLN

San Jose

Thu 5/14

5:50 am-12:23 pm

1 stop5h 33m

Helena

Wed 5/20

1:03 pm-4:09 pm

1 stop4h 06m

$334

Los AngelesHelena

LAX - HLN

LAXHLN

Los Angeles Los Angeles

Wed 4/15

5:00 am-1:39 pm

1 stop7h 39m

Helena

Wed 4/22

2:25 pm-7:20 pm

1 stop5h 55m

$337

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 California 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

Prices

Airlines

Other information

What is the cheapest month to fly to Helena?

If you aren’t able to travel to Helena during the month of September, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $339.

Can stopping save me money on California to Helena flights?

You could potentially save up to 58% on your flight if you consider stops on a California to Helena flight.

Cheap California to Helena flight deals and tips

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

Fastest flight time	4h 21m
Direct flights	None

The fastest flight from California to Helena takes 4h 21m

There are no direct flights from California to Helena. There are no popular flight routes from California to Helena.

Search flight deals

When did momondo last update prices for flights from California to Helena Airport?
Prices for flights from California to Helena Airport refresh daily.
How many operators does momondo search for flights from California to Helena Airport?
As of March 2026, there are 3 operators available to choose from for flights from California to Helena Airport.
How old do you have to be to fly from California to Helena Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to Helena Airport.
What documentation or ID do you need to fly to Helena Airport?
The travel and health documents you'll need for your trip to Helena Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Helena Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from California to Helena

Compare and see reviews for airlines that fly from California to Helena with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $159	Free Cancellation	Rating 7.9 8,318 reviews	Search Delta flights
United Airlines	PriceFrom $242	Free Cancellation	Rating 7.4 9,462 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $292	Free Cancellation	Rating 7.9 12,098 reviews	Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from California 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 California to Helena for you.

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

Yes. All flights to Helena from California on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential California to Helena flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Helena, momondo offers a useful price alert feature which will track prices for flights to Helena from California and alert you when they change.