What airlines fly to California?

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

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

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

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

Prices for flights from Helena Airport to California refresh daily.

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

As of February 2025, there are 3 operators available to choose from for flights from Helena Airport to California.

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

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 Helena Airport to California.

What documentation or ID do you need to fly to California?

The necessary travel and health documents for your California trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$129 Discover Cheap Flights from Helena to California in 2025

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Find the cheapest flights from Helena to California

Round-trip

One-way

Last minute

Cheap round-trip flights

These are some of the best round-trip flight deals from Helena to California that have been recently found on momondo from popular airlines, departing in the coming months.

5:45 am - 9:10 amHLN-LAX

4h 25m1 stop

5:45 am - 12:35 pmLAX-HLN

5h 50m1 stop

$257Delta

Find Deal

Tue, Mar 25 - Tue, Apr 1

1:15 pm - 4:34 pmHLN-ONT

4h 19m1 stop

6:00 am - 12:35 pmONT-HLN

5h 35m1 stop

$257Delta

Find Deal

Tue, Mar 25 - Tue, Apr 1

5:45 am - 12:13 pmHLN-RNO

7h 28m2 stops

6:00 am - 12:38 pmRNO-HLN

5h 38m1 stop

$262Delta

Find Deal

Tue, Apr 15 - Tue, Apr 22

5:45 am - 9:10 amHLN-LAX

4h 25m1 stop

5:45 am - 12:35 pmLAX-HLN

5h 50m1 stop

$267Delta

Find Deal

Mon, Mar 24 - Tue, Apr 1

7:29 pm - 11:44 pmHLN-OAK

5h 15m1 stop

12:45 pm - 6:49 pmOAK-HLN

5h 04m1 stop

$287Alaska Airlines

Find Deal

Sat, Apr 26 - Sat, May 3

4:19 pm - 8:49 pmHLN-LAX

5h 30m1 stop

7:00 am - 3:39 pmLAX-HLN

7h 39m1 stop

$292Alaska Airlines

Find Deal

Wed, Mar 26 - Mon, Mar 31

2:25 pm - 7:19 pmHLN-LAX

5h 54m1 stop

5:00 am - 1:30 pmLAX-HLN

7h 30m1 stop

$327United Airlines

Find Deal

Wed, Mar 26 - Wed, Apr 2

6:30 am - 12:44 pmHLN-ONT

7h 14m1 stop

5:00 am - 1:30 pmONT-HLN

7h 30m1 stop

$327United Airlines

Find Deal

Wed, Mar 26 - Wed, Apr 2

4:19 pm - 10:09 pmHLN-FAT

6h 50m1 stop

8:09 am - 3:39 pmFAT-HLN

6h 30m1 stop

$418Hawaiian Airlines

Find Deal

Sat, Mar 15 - Sat, Mar 22

4:19 pm - 8:46 pmHLN-SAN

5h 27m1 stop

7:00 am - 3:39 pmSAN-HLN

7h 39m1 stop

$446Hawaiian Airlines

Find Deal

Wed, Mar 26 - Sat, Mar 29

Delta flights from Helena to California

Our best Delta deals on Helena to California flight tickets

Delta

Mar 25

HLN5:45 amHelena

4h 25m

1 stop

LAX9:10 amLos Angeles

Apr 1

LAX5:45 amLos Angeles

5h 50m

1 stop

HLN12:35 pmHelena

$257

Find similar

Delta

Apr 15

HLN5:45 amHelena

7h 28m

2 stops

RNO12:13 pmReno

Apr 22

RNO6:00 amReno

5h 38m

1 stop

HLN12:38 pmHelena

$262

Find similar

Delta

Mar 24

HLN5:45 amHelena

4h 25m

1 stop

LAX9:10 amLos Angeles

Apr 1

LAX5:45 amLos Angeles

5h 50m

1 stop

HLN12:35 pmHelena

$267

Find similar

United Airlines flights from Helena to California

Our best United Airlines deals on Helena to California flight tickets

United Airlines

Mar 26

HLN2:25 pmHelena

5h 54m

1 stop

LAX7:19 pmLos Angeles

Apr 2

LAX5:00 amLos Angeles

7h 30m

1 stop

HLN1:30 pmHelena

$327

Find similar

United Airlines

Mar 26

HLN6:30 amHelena

7h 47m

1 stop

SNA1:17 pmSanta Ana J. Wayne/Orange Cnty

Apr 2

SNA6:50 amSanta Ana J. Wayne/Orange Cnty

5h 40m

1 stop

HLN1:30 pmHelena

$347

Find similar

United Airlines

Mar 27

HLN2:25 pmHelena

5h 54m

1 stop

LAX7:19 pmLos Angeles

Apr 2

LAX7:00 amLos Angeles

5h 30m

1 stop

HLN1:30 pmHelena

$363

Find similar

How to get the cheapest flight ticket from Helena to California

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

What is the cheapest month to fly to California?

The month of January is another great option to travel to California, with average flight prices from Helena averaging around $359.

What is the cheapest day to depart on your flight to California?

The cheapest day to depart from Helena to California is on a Saturday. Travelers who choose to depart for California on a Saturday will often find tickets for as low as $338. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to California on Thursday is $760.

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

The cheapest time of day to fly to California is in the afternoon when flights can be purchased for as low as $437. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $511 on average. Flights to California from Helena at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Cheap Helena to California flight deals and tips

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

Best Price Found	$129
Fastest flight time	3h 59m
Direct flights	None
Airports in California	8 airports

The best one-way flight to California from Helena in the past 72 hours is $129. The best round-trip flight deal from Helena to California found on momondo in the last 72 hours is $257.

The fastest flight from Helena to California takes 3h 59m

There are no direct flights from Helena to California. Popular non-direct routes for this connection are Helena Airport - Ontario Airport, Helena Airport - Los Angeles Airport and Helena Airport - Burbank Bob Hope Airport.

There are 8 airports near California: Los Angeles (LAX), Reno (RNO), Ontario (ONT), Santa Ana J. Wayne/Orange Cnty (SNA), Oakland (OAK), Sacramento Intl (SMF), Burbank Bob Hope (BUR), Las Vegas Harry Reid Intl (LAS)

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When did momondo last update prices for flights from Helena Airport to California?
Prices for flights from Helena Airport to California refresh daily.
How many operators does momondo search for flights from Helena Airport to California?
As of February 2025, there are 3 operators available to choose from for flights from Helena Airport to California.
How old do you have to be to fly from Helena Airport to California?
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 Helena Airport to California.
What documentation or ID do you need to fly to California?
The necessary travel and health documents for your California trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Helena to California

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

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $219	Free Cancellation	Rating 8.0 9,710 reviews	Search Alaska Airlines flights
Delta	PriceFrom $236	Free Cancellation	Rating 8.0 8,175 reviews	Search Delta flights
United Airlines	PriceFrom $311	Free Cancellation	Rating 7.4 8,740 reviews	Search United Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Helena to California. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to California from Helena with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to California from Helena.

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

Yes. momondo can track prices for Helena to California flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.