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Helena

$109+ 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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — HLN
Mar 9 — Mar 161
Mon 3/9
Mon 3/16
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 February 7, 2026.

This Trip.com deal was found by Cheapflights users on 2/4. 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 2/286:30 am
LAX
-
HLN
1 stop8h 29m
Hawaiian Airlines
Sat 3/74:36 pm
HLN
-
LAX
1 stop6h 14m
Hawaiian Airlines
Deal found 2/4$201
This Delta deal was found by Cheapflights users on 2/3. 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 3/106:00 am
ONT
-
HLN
1 stop5h 21m
Delta
Wed 3/111:02 pm
HLN
-
ONT
1 stop4h 26m
Delta
Deal found 2/3$217
This Delta deal was found by Cheapflights users on 2/5. 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 3/75:40 am
LAX
-
HLN
1 stop5h 45m
Delta
Sat 3/141:02 pm
HLN
-
LAX
1 stop6h 42m
Delta
Deal found 2/5$217
This Alaska Airlines deal was found by Cheapflights users on 2/6. 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.
Tue 3/178:30 am
SMF
-
HLN
1 stop6h 29m
Alaska Airlines
Wed 3/186:22 pm
HLN
-
SMF
1 stop4h 24m
Alaska Airlines
Deal found 2/6$239
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 3/108:39 am
SAN
-
HLN
1 stop6h 20m
Alaska Airlines
Sat 3/144:36 pm
HLN
-
SAN
1 stop8h 08m
Alaska Airlines
Deal found 2/3$241
This Delta deal was found by Cheapflights users on 2/6. 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.
Wed 4/226:00 am
SJC
-
HLN
1 stop5h 24m
Delta
Sun 4/265:40 am
HLN
-
SJC
1 stop4h 07m
Delta
Deal found 2/6$244
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 3/107:45 am
LAX
-
HLN
1 stop7h 14m
Alaska Airlines
Thu 3/124:36 pm
HLN
-
LAX
1 stop7h 27m
Alaska Airlines
Deal found 2/3$248
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 3/108:05 am
SNA
-
HLN
1 stop6h 54m
Alaska Airlines
Fri 3/134:36 pm
HLN
-
SNA
1 stop5h 36m
Alaska Airlines
Deal found 2/3$248
This Expedia deal was found by Cheapflights users on 2/5. 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.
Thu 3/125:09 pm
SMF
-
HLN
1 stop21h 50m
Alaska Airlines
Wed 3/186:22 pm
HLN
-
SMF
1 stop4h 24m
Alaska Airlines
Deal found 2/5$251
This Alaska Airlines deal was found by Cheapflights users on 2/6. 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.
Thu 3/57:00 am
LAS
-
HLN
1 stop7h 59m
Alaska Airlines
Sun 3/84:36 pm
HLN
-
LAS
1 stop7h 20m
Alaska Airlines
Deal found 2/6$251
This Delta deal was found by Cheapflights users on 2/3. 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 3/106:00 am
ONT
-
HLN
1 stop5h 21m
Delta
Fri 3/131:02 pm
HLN
-
ONT
1 stop4h 26m
Delta
Deal found 2/3$254
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 4/2111:13 am
SFO
-
HLN
1 stop5h 32m
Alaska Airlines
Tue 4/286:22 pm
HLN
-
SFO
2 stops16h 34m
Alaska Airlines
Deal found 2/3$255

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 February 7, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$201
(Trip.com)

One-way from

$109
(Delta)

Popular in

February

Cheapest in

March

Average price

$800
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. 15% potential increase in price ($80 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 February 7, 2026.
Use the filters below to find and compare flights from California to Helena that are best for you.

Fly from

California

Fly to

Helena

Route

Depart

Return

Price

Los AngelesHelena

LAX - HLN

LAXHLN

Los Angeles

Sat 2/28

6:30 am-3:59 pm

1 stop8h 29m

Helena

Sat 3/7

4:36 pm-9:50 pm

1 stop6h 14m

$201

OntarioHelena

ONT - HLN

ONTHLN

Ontario

Tue 3/10

6:00 am-12:21 pm

1 stop5h 21m

Helena

Wed 3/11

1:02 pm-4:28 pm

1 stop4h 26m

$217

Los AngelesHelena

LAX - HLN

LAXHLN

Los Angeles

Sat 3/7

5:40 am-12:25 pm

1 stop5h 45m

Helena

Sat 3/14

1:02 pm-6:44 pm

1 stop6h 42m

$217

SacramentoHelena

SMF - HLN

SMFHLN

Sacramento Intl

Tue 3/17

8:30 am-3:59 pm

1 stop6h 29m

Helena

Wed 3/18

6:22 pm-9:46 pm

1 stop4h 24m

$239

Los AngelesHelena

LAX - HLN

LAXHLN

Los Angeles

Tue 3/10

7:45 am-3:59 pm

1 stop7h 14m

Helena

Thu 3/12

4:36 pm-11:03 pm

1 stop7h 27m

$248

Los AngelesHelena

LAX - HLN

LAXHLN

Los Angeles

Wed 3/4

4:00 pm-3:59 pm

1 stop22h 59m

Helena

Sun 3/8

4:36 pm-11:03 pm

1 stop7h 27m

$248

Los AngelesHelena

LAX - HLN

LAXHLN

Los Angeles

Tue 3/10

5:45 am-12:21 pm

1 stop5h 36m

Helena

Fri 3/13

1:02 pm-6:53 pm

1 stop6h 51m

$248

Santa AnaHelena

SNA - HLN

SNAHLN

Santa Ana J. Wayne/Orange Cnty

Tue 3/10

8:05 am-3:59 pm

1 stop6h 54m

Helena

Fri 3/13

4:36 pm-9:12 pm

1 stop5h 36m

$248

SacramentoHelena

SMF - HLN

SMFHLN

Sacramento Intl

Thu 3/19

5:30 am-12:21 pm

1 stop5h 51m

Helena

Sat 3/21

1:02 pm-4:28 pm

1 stop4h 26m

$251

SacramentoHelena

SMF - HLN

SMFHLN

Sacramento Intl

Thu 3/12

5:09 pm-3:59 pm

1 stop21h 50m

Helena

Wed 3/18

6:22 pm-9:46 pm

1 stop4h 24m

$251

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/4

Showing 1-10 of 60 results
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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 $186). 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.

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 21m. Fly via Hawaiian Airlines, Delta, or Alaska Airlines to get the fastest option. The distance between California and Helena is about 915 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 San Jose - Helena, San Diego - Helena or Los Angeles - 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 $186). 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 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 February 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$158Average$402FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$292Average$468FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$297Average$616FlexibilityNo cancel feeOn-time69%

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