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$139+ Cheap flights from Helena (HLN) to California

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — LAX
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Helena to California

Keep the following information in mind while searching for Helena to California flight deals. Data was last updated July 3, 2025.

Round-trip from

$292
(Delta)

One-way from

$139
(Alaska Airlines)

Popular in

December

Cheapest in

April

Average price

$331
From Helena to California
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One-way flight from Helena to California
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Highest demand for flights based on searches. 20% potential increase in price ($107 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Helena to California

Cheapest flights from Helena to California
Explore the most affordable flight options available from Helena to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Delta deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/85:50 amHLN - SMF
1 stop3h 55mDelta
Tue 8/195:30 amSMF - HLN
1 stop5h 50mDelta
Deal found 7/3$292
This Hawaiian Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/126:18 pmHLN - LAS
1 stop6h 10mHawaiian Airlines
Wed 10/1510:11 amLAS - HLN
1 stop6h 30mHawaiian Airlines
Deal found 7/3$300
This Hawaiian Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/296:13 pmHLN - SAN
1 stop5h 34mHawaiian Airlines
Mon 11/39:28 amSAN - HLN
1 stop7h 08mHawaiian Airlines
Deal found 7/2$301
This Hawaiian Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/246:18 pmHLN - LAX
1 stop5h 29mHawaiian Airlines
Tue 10/288:05 amLAX - HLN
1 stop8h 31mHawaiian Airlines
Deal found 7/3$303
This Alaska Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/126:18 pmHLN - LAS
1 stop6h 10mAlaska Airlines
Wed 10/1511:10 amLAS - HLN
1 stop5h 31mAlaska Airlines
Deal found 6/30$304
This Alaska Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/296:13 pmHLN - SAN
1 stop5h 34mAlaska Airlines
Mon 11/38:59 pmSAN - HLN
2 stops19h 37mAlaska Airlines
Deal found 7/2$305
This Delta deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/175:50 amHLN - LAS
1 stop3h 44mDelta
Sun 8/246:15 amLAS - HLN
1 stop5h 05mDelta
Deal found 7/3$305
This Alaska Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/254:02 pmHLN - RNO
1 stop4h 17mAlaska Airlines
Tue 9/309:25 amRNO - HLN
1 stop4h 56mAlaska Airlines
Deal found 7/2$324
This Alaska Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/246:18 pmHLN - LAX
1 stop5h 29mAlaska Airlines
Tue 10/286:00 amLAX - HLN
2 stops10h 36mAlaska Airlines
Deal found 7/3$326
This Delta deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/315:50 amHLN - BUR
1 stop4h 06mDelta
Sun 8/104:55 pmBUR - HLN
1 stop4h 52mDelta
Deal found 7/3$329
This United Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/255:20 pmHLN - LAX
1 stop6h 16mUnited Airlines
Fri 8/2912:45 pmLAX - HLN
1 stop7h 26mUnited Airlines
Deal found 7/1$329
This Delta deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/285:50 amHLN - SJC
1 stop4h 09mDelta
Mon 9/15:01 pmSJC - HLN
1 stop4h 12mDelta
Deal found 7/1$337

Cheapflights Fare Finder

Customize your flight search to find flights from Helena to California 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, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
Use the filters below to find and compare flights from Helena to California that are best for you.

Fly from

Helena

Fly to

California

Route

Depart

Return

Price

HelenaSacramento

HLN - SMF

HLNSMF

Helena

Fri 8/8

5:50 am-8:45 am

1 stop3h 55m

Sacramento Intl

Tue 8/19

5:30 am-12:20 pm

1 stop5h 50m

$292

HelenaLas Vegas

HLN - LAS

HLNLAS

Helena

Sun 10/12

6:18 pm-11:28 pm

1 stop6h 10m

Las Vegas Harry Reid Intl

Wed 10/15

10:11 am-5:41 pm

1 stop6h 30m

$300

HelenaLos Angeles

HLN - LAX

HLNLAX

Helena

Fri 10/24

6:18 pm-10:47 pm

1 stop5h 29m

Los Angeles

Tue 10/28

8:05 am-5:36 pm

1 stop8h 31m

$303

HelenaLas Vegas

HLN - LAS

HLNLAS

Helena

Sun 10/12

6:18 pm-11:28 pm

1 stop6h 10m

Las Vegas Harry Reid Intl

Wed 10/15

11:10 am-5:41 pm

1 stop5h 31m

$304

HelenaLas Vegas

HLN - LAS

HLNLAS

Helena

Sun 8/17

5:50 am-8:34 am

1 stop3h 44m

Las Vegas Harry Reid Intl

Sun 8/24

6:15 am-12:20 pm

1 stop5h 05m

$305

HelenaReno

HLN - RNO

HLNRNO

Helena

Thu 9/25

4:02 pm-7:19 pm

1 stop4h 17m

Reno

Tue 9/30

9:25 am-3:21 pm

1 stop4h 56m

$324

HelenaLos Angeles

HLN - LAX

HLNLAX

Helena

Fri 10/24

6:18 pm-10:47 pm

1 stop5h 29m

Los Angeles

Tue 10/28

6:00 am-5:36 pm

2 stops10h 36m

$326

HelenaLos Angeles

HLN - LAX

HLNLAX

Helena

Mon 8/25

5:20 pm-10:36 pm

1 stop6h 16m

Los Angeles

Fri 8/29

12:45 pm-9:11 pm

1 stop7h 26m

$329

HelenaBurbank

HLN - BUR

HLNBUR

Helena

Thu 7/31

5:50 am-8:56 am

1 stop4h 06m

Burbank Bob Hope

Sun 8/10

4:55 pm-10:47 pm

1 stop4h 52m

$329

HelenaSan Jose

HLN - SJC

HLNSJC

Helena

Thu 8/28

5:50 am-8:59 am

1 stop4h 09m

San Jose

Mon 9/1

5:01 pm-10:13 pm

1 stop4h 12m

$337

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 42 results
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Best time to book a flight from Helena to California

Have a flexible travel schedule? Discover the best time to fly to California from Helena with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Helena to California

What is the cheapest month to book a flight from Helena to California?

Currently, January is the cheapest month in which you can book a flight from Helena to California (average of $246). Flying from Helena to California in March is currently the most expensive (average of $326). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HLN to CA?

Find hourly flight availability from Helena to California. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Helena to California as you normally would.

Reviews of airlines servicing California

Get insights into the airlines that provide service to California. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to California. Reviews last updated July 3, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and Hawaiian Airlines from Helena to California to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,970 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,545 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,845 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Helena to California. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Helena to California?

    Located just 2.7 mi from the city center, Helena (HLN) is the airport most travelers will use when flying to California from Helena.

  • What are the cheapest airlines to fly from Helena to California one-way?

    The cheapest airline one-way is Alaska Airlines, with whom users have recently found tickets for as low as $139. However, be on the lookout for offers from Hawaiian Airlines and Delta, as they are both options that can get you from Helena to California for a low price.

  • What are the most popular routes from Helena to California?

    The most popular route from Helena to California is Helena - Santa Ana J. Wayne/Orange Cnty. You may also consider Helena - San Diego or Helena - Las Vegas Harry Reid Intl.

  • Can I find deals for flights from Helena to California that include hotel bookings?

    Yes. In addition to deals on Helena to California flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Helena to California?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Helena to California.

  • Can I find deals for business class flights from Helena to California?

    Yes. Cheapflights offers flight deals from Helena to California by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Helena to California?

    Currently, January is the cheapest month in which you can book a flight from Helena to California (average of $246). Flying from Helena to California in March is currently the most expensive (average of $326). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 2 airlines flying from Helena to California

Discover the top 2 airlines that operate flights from Helena to California. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$227Average$402FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$286Average$473FlexibilityNo cancel feeOn-time69%

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