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$153+ 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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — LAX
May 6 — May 131
Tue 5/6
Tue 5/13
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 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$244
(Hawaiian Airlines)

One-way from

$153
(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. 11% potential increase in price ($62 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($28 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 1, 2025.

This Alaska Airlines deal was found by Cheapflights users on 4/30. 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.
Wed 5/284:11 pmHLN - LAS
1 stop5h 14mAlaska Airlines
Wed 6/46:00 amLAS - HLN
1 stop8h 31mAlaska Airlines
Deal found 4/30$280
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/106:20 amHLN - LAX
1 stop6h 23mUnited Airlines
Wed 6/117:06 amLAX - HLN
1 stop5h 56mUnited Airlines
Deal found 4/30$315
This Alaska Airlines deal was found by Cheapflights users on 5/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/14:02 pmHLN - SAN
1 stop6h 51mAlaska Airlines
Sat 9/67:15 amSAN - HLN
1 stop7h 06mAlaska Airlines
Deal found 5/1$328
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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.
Thu 8/74:08 pmHLN - LAX
1 stop7h 38mAlaska Airlines
Tue 8/128:00 amLAX - HLN
1 stop6h 31mAlaska Airlines
Deal found 4/30$328
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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.
Thu 8/74:08 pmHLN - SNA
1 stop7h 22mAlaska Airlines
Tue 8/128:02 amSNA - HLN
1 stop6h 29mAlaska Airlines
Deal found 4/30$328
This Trip.com deal was found by Cheapflights users on 4/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/144:09 pmHLN - LAS
1 stop5h 29mHawaiian Airlines
Sat 6/218:00 amLAS - HLN
1 stop6h 31mHawaiian Airlines
Deal found 4/30$329
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/71:00 pmHLN - LAX
1 stop6h 11mDelta
Sun 8/106:00 amLAX - HLN
1 stop5h 20mDelta
Deal found 4/30$329
This Delta deal was found by Cheapflights users on 4/30. 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 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 4/30$329
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 6/104:11 pmHLN - ONT
1 stop7h 35mAlaska Airlines
Wed 6/116:00 amONT - HLN
1 stop8h 31mAlaska Airlines
Deal found 4/29$353
This Delta deal was found by Cheapflights users on 5/1. 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.
Mon 9/11:03 pmHLN - SAN
1 stop6h 41mDelta
Thu 9/46:15 amSAN - HLN
1 stop5h 20mDelta
Deal found 5/1$369
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/71:00 pmHLN - BUR
1 stop4h 12mDelta
Mon 8/117:05 amBUR - HLN
1 stop4h 30mDelta
Deal found 4/30$369
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/71:00 pmHLN - ONT
1 stop4h 28mDelta
Mon 8/116:00 amONT - HLN
1 stop5h 35mDelta
Deal found 4/30$369

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 1, 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

Tue 5/27

4:11 pm-9:38 pm

1 stop6h 27m

Los Angeles

Tue 6/3

7:00 am-3:31 pm

1 stop7h 31m

$244

HelenaLos Angeles

HLN - LAX

HLNLAX

Helena

Tue 6/10

1:07 pm-6:12 pm

1 stop6h 05m

Los Angeles

Wed 6/11

6:00 am-12:27 pm

1 stop5h 27m

$245

HelenaLas Vegas

HLN - LAS

HLNLAS

Helena

Wed 5/28

4:11 pm-8:25 pm

1 stop5h 14m

Las Vegas Harry Reid Intl

Wed 6/4

6:00 am-3:31 pm

1 stop8h 31m

$280

HelenaLas Vegas

HLN - LAS

HLNLAS

Helena

Thu 6/5

5:39 pm-10:00 pm

1 stop5h 21m

Las Vegas Harry Reid Intl

Sat 6/7

9:46 am-4:55 pm

1 stop6h 09m

$285

HelenaLos Angeles

HLN - LAX

HLNLAX

Helena

Tue 5/27

4:11 pm-5:18 pm

2 stops26h 07m

Los Angeles

Tue 6/3

7:00 am-3:31 pm

1 stop7h 31m

$289

HelenaLos Angeles

HLN - LAX

HLNLAX

Helena

Tue 6/10

6:20 am-11:43 am

1 stop6h 23m

Los Angeles

Wed 6/11

7:06 am-2:02 pm

1 stop5h 56m

$315

HelenaSan Diego

HLN - SAN

HLNSAN

Helena

Mon 9/1

4:02 pm-9:53 pm

1 stop6h 51m

San Diego

Sat 9/6

7:15 am-3:21 pm

1 stop7h 06m

$328

HelenaSanta Ana

HLN - SNA

HLNSNA

Helena

Thu 8/7

4:08 pm-10:30 pm

1 stop7h 22m

Santa Ana J. Wayne/Orange Cnty

Tue 8/12

8:02 am-3:31 pm

1 stop6h 29m

$328

HelenaLas Vegas

HLN - LAS

HLNLAS

Helena

Sat 6/14

4:09 pm-8:38 pm

1 stop5h 29m

Las Vegas Harry Reid Intl

Sat 6/21

8:00 am-3:31 pm

1 stop6h 31m

$329

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

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 34 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 May 1, 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 1, 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
9,972 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

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
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

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
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

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
2,409 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

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
8,696 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

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 $153. However, be on the lookout for offers from Alaska Airlines and Hawaiian 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 - Sacramento Intl. You may also consider Helena - Las Vegas Harry Reid Intl or Helena - Los Angeles.

  • 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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Alternative routes for Helena to California

See prices for flight routes from nearby airports that may be better suited for you.
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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 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$219Average$411FlexibilityNo cancel feeOn-time75%
DeltaCheapest$236Average$403FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$339Average$559FlexibilityNo cancel feeOn-time69%

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