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$128+ 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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — LAX
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
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 junio 12, 2025.

Round-trip from

$267
(Delta)

One-way from

$128
(Hawaiian Airlines)

Popular in

December

Cheapest in

April

Average price

$451
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. 17% potential increase in price ($92 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in June 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 junio 12, 2025.

This Delta deal was found by Cheapflights users on 6/11. 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.
mar. 8/191:00 pmHLN - LAX
1 stop6h 18mDelta
sáb. 8/237:00 amLAX - HLN
1 stop4h 20mDelta
Deal found 6/11$267
This Hawaiian Airlines deal was found by Cheapflights users on 6/10. 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.
vie. 10/246:18 pmHLN - LAX
1 stop5h 29mHawaiian Airlines
mar. 10/2810:00 amLAX - HLN
1 stop6h 36mHawaiian Airlines
Deal found 6/10$277
This United Airlines deal was found by Cheapflights users on 6/11. 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.
lun. 8/185:39 pmHLN - LAX
1 stop5h 51mUnited Airlines
dom. 8/245:10 amLAX - HLN
1 stop7h 20mUnited Airlines
Deal found 6/11$287
This Delta deal was found by Cheapflights users on 6/9. 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.
vie. 8/85:50 amHLN - SMF
1 stop6h 35mDelta
mar. 8/195:30 amSMF - HLN
1 stop5h 50mDelta
Deal found 6/9$293
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
mié. 9/34:02 pmHLN - SAN
1 stop6h 51mAlaska Airlines
lun. 9/87:59 pmSAN - HLN
2 stops18h 22mAlaska Airlines
Deal found 6/10$305
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
vie. 10/246:18 pmHLN - LAX
1 stop5h 29mAlaska Airlines
mar. 10/286:00 amLAX - HLN
2 stops10h 36mAlaska Airlines
Deal found 6/10$305
This Delta deal was found by Cheapflights users on 6/9. 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.
vie. 8/85:50 amHLN - LAS
1 stop3h 59mDelta
vie. 8/155:19 pmLAS - HLN
1 stop3h 54mDelta
Deal found 6/9$306
This Hawaiian Airlines deal was found by Cheapflights users on 6/10. 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.
vie. 9/194:02 pmHLN - SAN
1 stop5h 36mHawaiian Airlines
dom. 9/216:15 amSAN - HLN
1 stop8h 06mHawaiian Airlines
Deal found 6/10$307
This Delta deal was found by Cheapflights users on 6/10. 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.
vie. 9/195:40 amHLN - SAN
1 stop4h 24mDelta
lun. 9/225:00 pmSAN - HLN
1 stop4h 37mDelta
Deal found 6/10$308
This United Airlines deal was found by Cheapflights users on 6/10. 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.
vie. 8/156:30 amHLN - BUR
1 stop7h 32mUnited Airlines
dom. 8/179:02 amBUR - HLN
1 stop6h 53mUnited Airlines
Deal found 6/10$329
This Alaska Airlines deal was found by Cheapflights users on 6/9. 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.
vie. 8/84:09 pmHLN - SMF
1 stop6h 43mAlaska Airlines
mar. 8/1910:38 amSMF - HLN
2 stops27h 43mAlaska Airlines
Deal found 6/9$331
This Alaska Airlines deal was found by Cheapflights users on 6/12. 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.
sáb. 12/64:10 pmHLN - LAS
1 stop7h 10mAlaska Airlines
sáb. 12/139:30 amLAS - HLN
1 stop5h 13mAlaska Airlines
Deal found 6/12$334

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 junio 12, 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

HelenaLos Angeles

HLN - LAX

HLNLAX

Helena

mar. 8/19

1:00 pm-6:18 pm

1 stop6h 18m

Los Angeles

sáb. 8/23

7:00 am-12:20 pm

1 stop4h 20m

$267

HelenaLos Angeles

HLN - LAX

HLNLAX

Helena

vie. 10/24

6:18 pm-10:47 pm

1 stop5h 29m

Los Angeles

mar. 10/28

10:00 am-5:36 pm

1 stop6h 36m

$277

HelenaLos Angeles

HLN - LAX

HLNLAX

Helena

lun. 8/18

5:39 pm-10:30 pm

1 stop5h 51m

Los Angeles

dom. 8/24

5:10 am-1:30 pm

1 stop7h 20m

$287

HelenaSacramento

HLN - SMF

HLNSMF

Helena

vie. 8/8

5:50 am-11:25 am

1 stop6h 35m

Sacramento Intl

mar. 8/19

5:30 am-12:20 pm

1 stop5h 50m

$293

HelenaSan Diego

HLN - SAN

HLNSAN

Helena

mié. 9/3

4:02 pm-9:53 pm

1 stop6h 51m

San Diego

lun. 9/8

7:59 pm-3:21 pm

2 stops18h 22m

$305

HelenaLos Angeles

HLN - LAX

HLNLAX

Helena

vie. 10/24

6:18 pm-10:47 pm

1 stop5h 29m

Los Angeles

mar. 10/28

6:00 am-5:36 pm

2 stops10h 36m

$305

HelenaLas Vegas

HLN - LAS

HLNLAS

Helena

vie. 8/8

5:50 am-8:49 am

1 stop3h 59m

Las Vegas Harry Reid Intl

vie. 8/15

5:19 pm-10:13 pm

1 stop3h 54m

$306

HelenaSan Diego

HLN - SAN

HLNSAN

Helena

vie. 9/19

4:02 pm-8:38 pm

1 stop5h 36m

San Diego

dom. 9/21

6:15 am-3:21 pm

1 stop8h 06m

$307

HelenaSan Diego

HLN - SAN

HLNSAN

Helena

vie. 9/19

5:40 am-9:04 am

1 stop4h 24m

San Diego

lun. 9/22

5:00 pm-10:37 pm

1 stop4h 37m

$308

HelenaBurbank

HLN - BUR

HLNBUR

Helena

vie. 8/15

6:30 am-1:02 pm

1 stop7h 32m

Burbank Bob Hope

dom. 8/17

9:02 am-4:55 pm

1 stop6h 53m

$329

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 52 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 $327). 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 junio 12, 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.

Rainfall in California by month

Plan your trip to California by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in California ranges from 0.0 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. July is typically the driest time to visit California when rainfall is around 0.0 in.

Temperature in California by month

Plan your trip to California by taking into account the average temperature totals by month.

If weather is an important factor for your trip to California, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

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 junio 12, 2025.
Read through reviews of airlines operating flights from Helena to California, such as Alaska Airlines, Delta and Hawaiian Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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 Hawaiian Airlines, with whom users have recently found tickets for as low as $128. However, be on the lookout for offers from Alaska 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 - Los Angeles. 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 $327). 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 3 airlines flying from Helena to California

Discover the top 3 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$219Average$412FlexibilityNo cancel feeOn-time75%
DeltaCheapest$227Average$399FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$339Average$473FlexibilityNo cancel feeOn-time69%

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