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$164+ 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 6/14. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — LAX
Jan 25 — Feb 11
Sat 1/25
Sat 2/1
1 adult, Economy
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Cheap flight deals from Helena to California

Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) to California (USCA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 20, 2025.

Round-trip from

$237
(Delta)

One-way from

$164
(Alaska Airlines)
From Helena to California
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One-way flight from Helena to California
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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 January 20, 2025.

This Delta deal was found by Cheapflights users on 1/19. 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.
Wed 3/121:15 pmHLN - SAN
1 stop6h 34mDelta
Wed 3/196:20 amSAN - HLN
1 stop5h 15mDelta
Deal found 1/19$237
This Delta deal was found by Cheapflights users on 1/19. 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 2/285:54 amHLN - SNA
1 stop4h 24mDelta
Tue 3/45:18 pmSNA - HLN
1 stop4h 36mDelta
Deal found 1/19$247
This Delta deal was found by Cheapflights users on 1/20. 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.
Wed 3/121:15 pmHLN - LAS
1 stop4h 05mDelta
Sat 3/156:00 amLAS - HLN
1 stop5h 35mDelta
Deal found 1/20$257
This United Airlines deal was found by Cheapflights users on 1/19. 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 3/32:05 pmHLN - LAX
1 stop8h 22mUnited Airlines
Mon 3/107:05 amLAX - HLN
1 stop5h 35mUnited Airlines
Deal found 1/19$257
This Delta deal was found by Cheapflights users on 1/19. 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 3/181:15 pmHLN - RNO
2 stops10h 55mDelta
Tue 3/256:00 amRNO - HLN
1 stop5h 35mDelta
Deal found 1/19$262
This Delta deal was found by Cheapflights users on 1/20. 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.
Sat 3/151:15 pmHLN - ONT
1 stop4h 19mDelta
Mon 3/246:00 amONT - HLN
1 stop5h 35mDelta
Deal found 1/20$283
This Delta deal was found by Cheapflights users on 1/19. 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 4/65:45 amHLN - SMF
1 stop4h 10mDelta
Sun 4/276:00 amSMF - HLN
1 stop5h 37mDelta
Deal found 1/19$303
This Alaska Airlines deal was found by Cheapflights users on 1/19. 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 2/94:41 pmHLN - ONT
1 stop7h 31mAlaska Airlines
Fri 2/1411:57 amONT - HLN
1 stop26h 45mAlaska Airlines
Deal found 1/19$337
This Alaska Airlines deal was found by Cheapflights users on 1/19. 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 3/174:19 pmHLN - SAN
1 stop7h 18mAlaska Airlines
Mon 3/248:21 pmSAN - HLN
1 stop18h 18mAlaska Airlines
Deal found 1/19$350
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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 3/44:19 pmHLN - LAS
1 stop7h 21mAlaska Airlines
Wed 3/57:10 amLAS - HLN
2 stops7h 32mAlaska Airlines
Deal found 1/20$378
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Sat 3/292:25 pmHLN - SAN
1 stop7h 30mUnited Airlines
Wed 4/27:00 amSAN - HLN
1 stop5h 30mUnited Airlines
Deal found 1/20$398
This United Airlines deal was found by Cheapflights users on 1/19. 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 2/162:05 pmHLN - ONT
1 stop7h 47mUnited Airlines
Sun 2/235:05 amONT - HLN
1 stop7h 20mUnited Airlines
Deal found 1/19$404

Find flights from Helena to California within your budget

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 January 20, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

HelenaSan Diego

HLN - SAN

HLNSAN

Helena

Wed 3/12

1:15 pm-6:49 pm

1 stop6h 34m

San Diego

Tue 3/18

5:15 pm-10:37 pm

1 stop4h 22m

$237

HelenaSanta Ana

HLN - SNA

HLNSNA

Helena

Fri 2/28

5:54 am-9:18 am

1 stop4h 24m

Santa Ana J. Wayne/Orange Cnty

Tue 3/4

5:18 pm-10:54 pm

1 stop4h 36m

$247

HelenaLos Angeles

HLN - LAX

HLNLAX

Helena

Mon 3/3

2:05 pm-9:27 pm

1 stop8h 22m

Los Angeles

Mon 3/10

7:05 am-1:40 pm

1 stop5h 35m

$257

HelenaLas Vegas

HLN - LAS

HLNLAS

Helena

Wed 3/12

1:15 pm-4:20 pm

1 stop4h 05m

Las Vegas Harry Reid Intl

Sat 3/15

6:00 am-12:35 pm

1 stop5h 35m

$257

HelenaReno

HLN - RNO

HLNRNO

Helena

Tue 3/18

1:15 pm-11:10 pm

2 stops10h 55m

Reno

Tue 3/25

6:00 am-12:35 pm

1 stop5h 35m

$262

HelenaOntario

HLN - ONT

HLNONT

Helena

Sat 3/15

1:15 pm-4:34 pm

1 stop4h 19m

Ontario

Mon 3/24

6:00 am-12:35 pm

1 stop5h 35m

$283

HelenaSacramento

HLN - SMF

HLNSMF

Helena

Sun 4/6

5:45 am-8:55 am

1 stop4h 10m

Sacramento Intl

Sun 4/27

6:00 am-12:37 pm

1 stop5h 37m

$303

HelenaOntario

HLN - ONT

HLNONT

Helena

Sun 2/9

4:41 pm-11:12 pm

1 stop7h 31m

Ontario

Fri 2/14

11:57 am-3:42 pm

1 stop26h 45m

$337

HelenaSan Diego

HLN - SAN

HLNSAN

Helena

Mon 3/17

4:19 pm-10:37 pm

1 stop7h 18m

San Diego

Mon 3/24

8:21 pm-3:39 pm

1 stop18h 18m

$350

HelenaLas Vegas

HLN - LAS

HLNLAS

Helena

Tue 3/4

4:19 pm-10:40 pm

1 stop7h 21m

Las Vegas Harry Reid Intl

Wed 3/5

7:10 am-3:42 pm

2 stops7h 32m

$378

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

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.

Travel insights for flights from Helena to California

Get recent, data-driven insights about flights from Helena to California including ideal travel times, pricing trends, and more.

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 $344). 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 January 20, 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 January 20, 2025.
Read through reviews of airlines operating flights from Helena to California, such as United Airlines, Alaska Airlines and Delta. 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
9,696 reviews

Boarding

8.2

Food

7.1

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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

Boarding

8.2

Food

7.1

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,521 reviews
Alaska Airlines
8.0
Very good
9,696 reviews

Boarding

8.2

Food

7.1

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,982 reviews
Alaska Airlines
8.0
Very good
9,696 reviews

Boarding

8.2

Food

7.1

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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 $164. However, be on the lookout for offers from Delta 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 - Sacramento Intl or Helena - San Diego.

  • 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 $344). 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 January 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$219Average$337FlexibilityNo cancel feeOn-time75%
DeltaCheapest$236Average$458FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$311Average$478FlexibilityNo cancel feeOn-time69%
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