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Cheap flights from Helena to California from $157

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Helena to California departing on 12/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Helena to California

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
4:10 pm - 12:09 amHLN-MFR
8h 59m1 stop
Alaska Airlines Logo
3:40 pm - 3:43 pmMFR-HLN
23h 03m1 stop
$233Alaska Airlines
Find Deal
sáb, fev 28 - ter, mar 3
Hawaiian Airlines Logo
4:10 pm - 10:18 pmHLN-SFO
7h 08m1 stop
Hawaiian Airlines Logo
6:00 am - 3:43 pmSFO-HLN
8h 43m1 stop
$242Hawaiian Airlines
Find Deal
sáb, fev 28 - ter, mar 3
Alaska Airlines Logo
4:10 pm - 12:07 amHLN-SAN
8h 57m1 stop
Alaska Airlines Logo
8:50 pm - 3:43 pmSAN-HLN
17h 53m1 stop
$244Alaska Airlines
Find Deal
sáb, fev 28 - ter, mar 3
Hawaiian Airlines Logo
4:10 pm - 10:03 pmHLN-SJC
6h 53m1 stop
Hawaiian Airlines Logo
10:05 am - 3:43 pmSJC-HLN
4h 38m1 stop
$252Hawaiian Airlines
Find Deal
sáb, mar 7 - ter, mar 10
Alaska Airlines Logo
6:28 pm - 8:06 pmHLN-MFR
26h 38m1 stop
Alaska Airlines Logo
5:45 am - 5:51 pmMFR-HLN
11h 06m1 stop
$254Alaska Airlines
Find Deal
ter, dez 2 - ter, dez 9
Hawaiian Airlines Logo
6:28 pm - 5:41 pmHLN-LAS
24h 13m1 stop
Hawaiian Airlines Logo
8:30 pm - 5:51 pmLAS-HLN
20h 21m1 stop
$254Hawaiian Airlines
Find Deal
sáb, dez 6 - sex, dez 12
Delta Logo
1:06 pm - 8:38 pmHLN-LAS
8h 32m2 stops
Delta Logo
11:05 am - 12:25 pmLAS-HLN
24h 20m2 stops
$263Delta
Find Deal
sáb, dez 6 - sex, dez 12
Delta Logo
1:06 pm - 10:31 pmHLN-SFO
10h 25m2 stops
Delta Logo
1:58 pm - 12:25 pmSFO-HLN
21h 27m2 stops
$264Delta
Find Deal
sáb, dez 13 - seg, dez 15
United Airlines Logo
6:15 am - 11:13 amHLN-LAS
5h 58m1 stop
United Airlines Logo
5:30 am - 1:27 pmLAS-HLN
6h 57m1 stop
$355United Airlines
Find Deal
qua, mar 25 - sáb, mar 28
United Airlines Logo
6:30 am - 1:04 pmHLN-SAN
7h 34m1 stop
United Airlines Logo
6:30 am - 1:47 pmSAN-HLN
6h 17m1 stop
$371United Airlines
Find Deal
qui, dez 4 - seg, dez 8

United Airlines flights from Helena to California

Our best United Airlines deals on Helena to California flight tickets
United Airlines
Mar 25
HLN6:15 amHelena
5h 58m
1 stop
LAS11:13 amLas Vegas Harry Reid Intl
Mar 28
LAS5:30 amLas Vegas Harry Reid Intl
6h 57m
1 stop
HLN1:27 pmHelena
$355
Find similar
United Airlines
Dec 4
HLN6:30 amHelena
7h 34m
1 stop
SAN1:04 pmSan Diego
Dec 8
SAN6:30 amSan Diego
6h 17m
1 stop
HLN1:47 pmHelena
$371
Find similar
United Airlines
Jan 29
HLN6:15 amHelena
5h 30m
1 stop
LAS10:45 amLas Vegas Harry Reid Intl
Feb 1
LAS5:20 amLas Vegas Harry Reid Intl
7h 21m
1 stop
HLN1:41 pmHelena
$375
Find similar

Alaska Airlines flights from Helena to California

Our best Alaska Airlines deals on Helena to California flight tickets
Alaska Airlines
Feb 28
HLN4:10 pmHelena
8h 59m
1 stop
MFR12:09 amMedford
Mar 3
MFR3:40 pmMedford
23h 03m
1 stop
HLN3:43 pmHelena
$233
Find similar
Alaska Airlines
Feb 28
HLN4:10 pmHelena
8h 57m
1 stop
SAN12:07 amSan Diego
Mar 3
SAN8:50 pmSan Diego
17h 53m
1 stop
HLN3:43 pmHelena
$244
Find similar
Alaska Airlines
Jan 22
HLN5:59 pmHelena
5h 28m
1 stop
SNA10:27 pmSanta Ana J. Wayne/Orange Cnty
Jan 28
SNA6:45 amSanta Ana J. Wayne/Orange Cnty
9h 37m
1 stop
HLN5:22 pmHelena
$254
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated novembro 4, 2025.
Use the filters below to find and compare flights from Helena to California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HelenaMedford

HLN - MFR

HLNMFR

Helena

sáb 2/28

4:10 pm-12:09 am

1 stop8h 59m

Medford

ter 3/3

3:40 pm-3:43 pm

1 stop23h 03m

$233

HelenaSan Francisco

HLN - SFO

HLNSFO

Helena

sáb 2/28

4:10 pm-10:18 pm

1 stop7h 08m

San Francisco

ter 3/3

6:00 am-3:43 pm

1 stop8h 43m

$242

HelenaSan Diego

HLN - SAN

HLNSAN

Helena

sáb 2/28

4:10 pm-12:07 am

1 stop8h 57m

San Diego

ter 3/3

8:50 pm-3:43 pm

1 stop17h 53m

$244

HelenaSan Jose

HLN - SJC

HLNSJC

Helena

sáb 3/7

4:10 pm-10:03 pm

1 stop6h 53m

San Jose

ter 3/10

10:05 am-3:43 pm

1 stop4h 38m

$252

HelenaMedford

HLN - MFR

HLNMFR

Helena

ter 12/2

6:28 pm-8:06 pm

1 stop26h 38m

Medford

ter 12/9

5:45 am-5:51 pm

1 stop11h 06m

$254

HelenaLas Vegas

HLN - LAS

HLNLAS

Helena

sáb 12/6

6:28 pm-5:41 pm

1 stop24h 13m

Las Vegas Harry Reid Intl

sex 12/12

8:30 pm-5:51 pm

1 stop20h 21m

$254

HelenaLas Vegas

HLN - LAS

HLNLAS

Helena

sáb 12/6

1:06 pm-8:38 pm

2 stops8h 32m

Las Vegas Harry Reid Intl

sex 12/12

11:05 am-12:25 pm

2 stops24h 20m

$263

HelenaSan Francisco

HLN - SFO

HLNSFO

Helena

sáb 12/13

1:06 pm-10:31 pm

2 stops10h 25m

San Francisco

seg 12/15

1:58 pm-12:25 pm

2 stops21h 27m

$264

HelenaLas Vegas

HLN - LAS

HLNLAS

Helena

qua 3/25

6:15 am-11:13 am

1 stop5h 58m

Las Vegas Harry Reid Intl

sáb 3/28

5:30 am-1:27 pm

1 stop6h 57m

$355

HelenaSan Diego

HLN - SAN

HLNSAN

Helena

qui 12/4

6:30 am-1:04 pm

1 stop7h 34m

San Diego

seg 12/8

6:30 am-1:47 pm

1 stop6h 17m

$371

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to California from

How to get the cheapest flight ticket from Helena to California

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to California?

The month of May is another great option to travel to California, with average flight prices from Helena averaging around $274.

What is the cheapest day to depart on your flight to California?

The cheapest day to depart from Helena to California is on a Saturday. Travelers who choose to depart for California on a Saturday will often find tickets for as low as $338. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to California on Thursday is $760.

What is the cheapest time of day to depart on your flight to California?

The cheapest time of day to fly to California is in the afternoon when flights can be purchased for as low as $437. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $511 on average. Flights to California from Helena at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Cheap Helena to California flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Helena to California

Direct flights

None
There are no direct flights from Helena to California. There are no popular flight routes from Helena to California.
Search flight deals

  • When did momondo last update prices for flights from Helena Airport to California?

    Prices for flights from Helena Airport to California refresh daily.

  • How many operators does momondo search for flights from Helena Airport to California?

  • How old do you have to be to fly from Helena Airport to California?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Helena Airport to California.

  • What documentation or ID do you need to fly to California?

    The necessary travel and health documents for your California trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Helena to California

Compare and see reviews for airlines that fly from Helena to California with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $227Free CancellationRating
7.9
8,003 reviews
Search Delta flights
United AirlinesPriceFrom $278Free CancellationRating
7.4
9,002 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Helena to California?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Helena to California. momondo saves you time and could save you money on your trip.

Can I find flights from Helena to California with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to California from Helena with this policy.

How can momondo help me find flights from Helena to California?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to California from Helena.

I’m not ready to book a flight from Helena to California right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Helena to California flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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1 adult
qui 12/4
qui 12/11
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