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Helena

$151+ Cheap flights from California to Helena (HLN)

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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — HLN
Apr 30 — May 71
Thu 4/30
Thu 5/7
1 adult, Economy
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Cheap flight deals from California to Helena

Cheapest flights from California to Helena
Explore the most affordable flight options available from California to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2026.

This Alaska Airlines deal was found by Cheapflights users on 3/29. 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.
Wed 4/298:45 am
LAX
-
HLN
1 stop8h 00m
Alaska Airlines
Sat 5/26:22 pm
HLN
-
LAX
1 stop6h 36m
Alaska Airlines
Deal found 3/29$301
This United Airlines deal was found by Cheapflights users on 3/28. 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 4/255:30 am
LAS
-
HLN
1 stop7h 09m
United Airlines
Sat 5/22:30 pm
HLN
-
LAS
1 stop5h 37m
United Airlines
Deal found 3/28$309
This Alaska Airlines deal was found by Cheapflights users on 3/30. 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.
Sat 5/22:44 pm
SJC
-
HLN
1 stop26h 01m
Alaska Airlines
Wed 5/66:22 pm
HLN
-
SJC
1 stop5h 13m
Alaska Airlines
Deal found 3/30$319
This Expedia deal was found by Cheapflights users on 3/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/159:00 pm
LAS
-
HLN
1 stop18h 06m
Alaska Airlines
Sun 8/304:08 pm
HLN
-
LAS
1 stop6h 28m
Alaska Airlines
Deal found 3/27$319
This Delta deal was found by Cheapflights users on 3/30. 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.
Sat 5/95:50 am
LAX
-
HLN
1 stop5h 33m
Delta
Fri 5/151:03 pm
HLN
-
LAX
1 stop4h 33m
Delta
Deal found 3/30$320
This Delta deal was found by Cheapflights users on 3/30. 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.
Sat 4/255:40 am
SFO
-
HLN
1 stop5h 44m
Delta
Sat 5/25:40 am
HLN
-
SFO
1 stop7h 35m
Delta
Deal found 3/30$329
This Delta deal was found by Cheapflights users on 3/30. 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.
Sat 9/55:00 pm
SMF
-
HLN
1 stop4h 34m
Delta
Sat 9/195:45 am
HLN
-
SMF
1 stop4h 03m
Delta
Deal found 3/30$329
This Expedia deal was found by Cheapflights users on 3/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/129:10 pm
LAS
-
HLN
1 stop18h 39m
Alaska Airlines
Mon 6/155:26 pm
HLN
-
LAS
1 stop6h 24m
Alaska Airlines
Deal found 3/28$329
This Delta deal was found by Cheapflights users on 3/27. 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 5/236:00 am
ONT
-
HLN
1 stop5h 23m
Delta
Mon 5/255:45 am
HLN
-
ONT
1 stop4h 08m
Delta
Deal found 3/27$331
This Alaska Airlines deal was found by Cheapflights users on 3/28. 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 4/2111:15 am
LAX
-
HLN
1 stop5h 30m
Alaska Airlines
Sat 4/256:22 pm
HLN
-
LAX
1 stop5h 40m
Alaska Airlines
Deal found 3/28$337
This Alaska Airlines deal was found by Cheapflights users on 3/26. 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 4/108:00 am
SMF
-
HLN
1 stop8h 45m
Alaska Airlines
Tue 4/146:22 pm
HLN
-
SMF
1 stop4h 24m
Alaska Airlines
Deal found 3/26$339
This Alaska Airlines deal was found by Cheapflights users on 3/30. 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.
Sat 5/309:00 am
LAX
-
HLN
1 stop6h 06m
Alaska Airlines
Mon 6/14:43 pm
HLN
-
LAX
1 stop5h 17m
Alaska Airlines
Deal found 3/30$339

Find flight deals from California to Helena

Keep the following information in mind while searching for California to Helena flight deals. Data was last updated March 31, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$301
(Alaska Airlines)

One-way from

$151
(Delta)

Popular in

January

Cheapest in

September

Average price

$380
Provider with most accurate pricing for Los Angeles-Helena flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Helena flights.
Search Deals
From California to Helena
Search Deals
One-way flight from California to Helena
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($104 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from California to Helena 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 March 31, 2026.
Use the filters below to find and compare flights from California to Helena that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Los AngelesHelena

LAX - HLN

LAXHLN

Los Angeles

Sat 4/25

7:00 am-1:39 pm

1 stop5h 39m

Helena

Sat 5/2

2:30 pm-7:00 pm

1 stop5h 30m

$301

Los AngelesHelena

LAX - HLN

LAXHLN

Los Angeles

Wed 4/29

8:45 am-5:45 pm

1 stop8h 00m

Helena

Sat 5/2

6:22 pm-11:58 pm

1 stop6h 36m

$301

Los AngelesHelena

LAX - HLN

LAXHLN

Los Angeles

Sat 5/9

5:50 am-12:23 pm

1 stop5h 33m

Helena

Fri 5/15

1:03 pm-4:36 pm

1 stop4h 33m

$320
Quickest round-trip

SacramentoHelena

SMF - HLN

SMFHLN

Sacramento Intl

Sat 9/5

5:00 pm-10:34 pm

1 stop4h 34m

Helena

Sat 9/19

5:45 am-8:48 am

1 stop4h 03m

$329

Las VegasHelena

LAS - HLN

LASHLN

Las Vegas Harry Reid Intl

Fri 6/12

9:10 pm-4:49 pm

1 stop18h 39m

Helena

Mon 6/15

5:26 pm-10:50 pm

1 stop6h 24m

$329

San FranciscoHelena

SFO - HLN

SFOHLN

San Francisco

Wed 5/13

5:40 am-12:23 pm

1 stop5h 43m

Helena

Wed 5/20

5:45 am-8:53 am

1 stop4h 08m

$329

San FranciscoHelena

SFO - HLN

SFOHLN

San Francisco

Sat 4/25

5:40 am-12:24 pm

1 stop5h 44m

Helena

Sat 5/2

5:40 am-12:15 pm

1 stop7h 35m

$329

OntarioHelena

ONT - HLN

ONTHLN

Ontario

Wed 9/16

6:00 am-3:31 pm

1 stop8h 31m

Helena

Mon 9/21

4:08 pm-10:39 pm

1 stop7h 31m

$331

Los AngelesHelena

LAX - HLN

LAXHLN

Los Angeles

Tue 4/21

11:15 am-5:45 pm

1 stop5h 30m

Helena

Sat 4/25

6:22 pm-11:02 pm

1 stop5h 40m

$337

SacramentoHelena

SMF - HLN

SMFHLN

Sacramento Intl

Fri 4/10

8:00 am-5:45 pm

1 stop8h 45m

Helena

Tue 4/14

6:22 pm-9:46 pm

1 stop4h 24m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from California to Helena

Have a flexible travel schedule? Discover the best time to fly to Helena from California 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 California to Helena

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

Currently, August is the cheapest month in which you can book a flight from California to Helena (average of $44). Flying from California to Helena in April is currently the most expensive (average of $177). 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.

How much does it cost to fly round-trip from California to Helena?

Related info for your journey

Find useful and relevant information for your journey from California to Helena. 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 into for flights to Helena from California?

    Helena (HLN), located 2.7 mi from the city center, is the airport you fly into when you book flights from California to Helena.

  • How long is the flight from California to Helena?

    There are many flights that can get you from California to Helena in 5h 33m. Fly via Alaska Airlines, Delta, or United Airlines to get the fastest option. The distance between California and Helena is about 937 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    When deciding which route to take from California to Helena consider Los Angeles - Helena, Santa Ana J. Wayne/Orange Cnty - Helena or San Francisco - Helena as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from California to Helena 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 California to Helena?

    Currently, August is the cheapest month in which you can book a flight from California to Helena (average of $44). Flying from California to Helena in April is currently the most expensive (average of $177). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from California to Helena

Discover the top 3 airlines that operate flights from California to Helena. 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 March 31, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$159Average$420FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$242Average$465FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$292Average$465FlexibilityNo cancel feeOn-time75%

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