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$129+ 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 9/20. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — LAX
May 12 — May 191
Mon 5/12
Mon 5/19
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 May 7, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$267
(United Airlines)

One-way from

$129
(Delta)

Popular in

December

Cheapest in

April

Average price

$269
Provider with most accurate pricing for Helena-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for Helena-Los Angeles flights.
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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. 14% potential increase in price ($76 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 7, 2025.

This United Airlines deal was found by Cheapflights users on 5/7. 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.
Thu 10/25:20 pmHLN - LAS
1 stop5h 39mUnited Airlines
Mon 10/66:00 amLAS - HLN
1 stop7h 10mUnited Airlines
Deal found 5/7$267
This Hawaiian Airlines deal was found by Cheapflights users on 5/7. 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 stop6h 41mHawaiian Airlines
Tue 10/289:00 amLAX - HLN
1 stop5h 43mHawaiian Airlines
Deal found 5/7$293
This United Airlines deal was found by Cheapflights users on 5/7. 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.
Fri 9/192:30 pmHLN - SAN
1 stop6h 55mUnited Airlines
Sun 9/216:45 amSAN - HLN
1 stop8h 19mUnited Airlines
Deal found 5/7$308
This Delta deal was found by Cheapflights users on 5/6. 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 10/245:45 amHLN - LAX
1 stop7h 22mDelta
Tue 10/285:45 amLAX - HLN
1 stop5h 54mDelta
Deal found 5/6$310
This Delta deal was found by Cheapflights users on 5/6. 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.
Mon 8/181:03 pmHLN - LAS
1 stop4h 10mDelta
Thu 8/215:45 pmLAS - HLN
1 stop3h 48mDelta
Deal found 5/6$311
This Alaska Airlines deal was found by Cheapflights users on 5/7. 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 stop6h 41mAlaska Airlines
Tue 10/284:00 pmLAX - HLN
2 stops22h 43mAlaska Airlines
Deal found 5/7$322
This Hawaiian Airlines deal was found by Cheapflights users on 5/7. 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.
Thu 10/24:02 pmHLN - SNA
1 stop7h 28mHawaiian Airlines
Mon 10/610:17 amSNA - HLN
1 stop6h 24mHawaiian Airlines
Deal found 5/7$328
This Delta deal was found by Cheapflights users on 5/6. 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 6/131:07 pmHLN - SNA
1 stop6h 25mDelta
Fri 6/205:05 pmSNA - HLN
1 stop4h 53mDelta
Deal found 5/6$329
This Hawaiian Airlines deal was found by Cheapflights users on 5/7. 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 5/284:11 pmHLN - LAS
1 stop5h 14mHawaiian Airlines
Sat 5/318:00 amLAS - HLN
1 stop6h 31mHawaiian Airlines
Deal found 5/7$334
This Delta deal was found by Cheapflights users on 5/7. 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.
Tue 11/111:03 pmHLN - ONT
1 stop4h 11mDelta
Sun 11/166:00 amONT - HLN
1 stop5h 39mDelta
Deal found 5/7$338
This Alaska Airlines deal was found by Cheapflights users on 5/6. 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.
Mon 8/184:08 pmHLN - LAS
1 stop6h 18mAlaska Airlines
Thu 8/219:52 pmLAS - HLN
2 stops16h 29mAlaska Airlines
Deal found 5/6$339
This United Airlines deal was found by Cheapflights users on 5/6. 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.
Sun 6/12:39 pmHLN - FAT
1 stop6h 54mUnited Airlines
Sun 6/85:20 amFAT - HLN
1 stop7h 42mUnited Airlines
Deal found 5/6$359

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 May 7, 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

HelenaFresno

HLN - FAT

HLNFAT

Helena

Thu 10/2

2:42 pm-8:44 pm

1 stop7h 02m

Fresno Airterminal

Mon 10/6

5:30 am-2:10 pm

1 stop7h 40m

$267

HelenaLos Angeles

HLN - LAX

HLNLAX

Helena

Fri 10/24

6:18 pm-11:59 pm

1 stop6h 41m

Los Angeles

Tue 10/28

9:00 am-3:43 pm

1 stop5h 43m

$293

HelenaLos Angeles

HLN - LAX

HLNLAX

Helena

Fri 10/24

5:45 am-12:07 pm

1 stop7h 22m

Los Angeles

Tue 10/28

5:45 am-12:39 pm

1 stop5h 54m

$310

HelenaLas Vegas

HLN - LAS

HLNLAS

Helena

Mon 8/18

1:03 pm-4:13 pm

1 stop4h 10m

Las Vegas Harry Reid Intl

Thu 8/21

5:45 pm-10:33 pm

1 stop3h 48m

$311

HelenaLos Angeles

HLN - LAX

HLNLAX

Helena

Fri 10/24

6:18 pm-11:59 pm

1 stop6h 41m

Los Angeles

Tue 10/28

4:00 pm-3:43 pm

2 stops22h 43m

$322

HelenaSanta Ana

HLN - SNA

HLNSNA

Helena

Thu 10/2

4:02 pm-10:30 pm

1 stop7h 28m

Santa Ana J. Wayne/Orange Cnty

Mon 10/6

10:17 am-5:41 pm

1 stop6h 24m

$328

HelenaSanta Ana

HLN - SNA

HLNSNA

Helena

Fri 6/13

1:07 pm-6:32 pm

1 stop6h 25m

Santa Ana J. Wayne/Orange Cnty

Fri 6/20

5:05 pm-10:58 pm

1 stop4h 53m

$329

HelenaLas Vegas

HLN - LAS

HLNLAS

Helena

Mon 8/18

4:08 pm-9:26 pm

1 stop6h 18m

Las Vegas Harry Reid Intl

Thu 8/21

9:52 pm-3:21 pm

2 stops16h 29m

$339

HelenaOntario

HLN - ONT

HLNONT

Helena

Fri 6/13

1:07 pm-4:28 pm

1 stop4h 21m

Ontario

Fri 6/20

5:08 pm-10:58 pm

1 stop4h 50m

$369

HelenaOakland

HLN - OAK

HLNOAK

Helena

Fri 5/30

4:11 pm-10:11 pm

1 stop7h 00m

Oakland

Sun 6/1

7:00 am-3:31 pm

1 stop7h 31m

$370

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/6

Showing 1-10 of 44 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 May 7, 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 May 7, 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
9,994 reviews

Food

7.1

Comfort

7.9

Overall

8.0

Entertainment

7.1

Crew

8.5

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
9,994 reviews
Alaska Airlines
8.0
Very good
9,994 reviews

Food

7.1

Comfort

7.9

Overall

8.0

Entertainment

7.1

Crew

8.5

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
7,944 reviews
Alaska Airlines
8.0
Very good
9,994 reviews

Food

7.1

Comfort

7.9

Overall

8.0

Entertainment

7.1

Crew

8.5

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
2,424 reviews
Alaska Airlines
8.0
Very good
9,994 reviews

Food

7.1

Comfort

7.9

Overall

8.0

Entertainment

7.1

Crew

8.5

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
8,710 reviews
Alaska Airlines
8.0
Very good
9,994 reviews

Food

7.1

Comfort

7.9

Overall

8.0

Entertainment

7.1

Crew

8.5

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 Delta, with whom users have recently found tickets for as low as $129. However, be on the lookout for offers from Alaska Airlines and United Airlines, 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 - Las Vegas Harry Reid Intl. You may also consider Helena - Los Angeles or Helena - Santa Ana J. Wayne/Orange Cnty.

  • 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 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 May 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$219Average$411FlexibilityNo cancel feeOn-time75%
DeltaCheapest$236Average$398FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$339Average$559FlexibilityNo cancel feeOn-time69%

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