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Cheap flights from Helena to San Francisco from $170

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 San Francisco departing on 8/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Helena to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
5:09 pm - 10:48 pm
HLN
-
SMF
6h 39m
1 stop
Alaska Airlines Logo
8:34 pm - 4:32 pm
SMF
-
HLN
18h 58m
1 stop
$379Alaska Airlines
Thu, Jun 25 - Fri, Jul 3
Alaska Airlines Logo
4:41 pm - 9:55 pm
HLN
-
SMF
6h 14m
1 stop
Alaska Airlines Logo
7:00 am - 4:04 pm
SMF
-
HLN
8h 04m
1 stop
$381Alaska Airlines
Tue, Nov 3 - Sat, Nov 7
Alaska Airlines Logo
5:11 pm - 11:13 pm
HLN
-
SMF
7h 02m
1 stop
Alaska Airlines Logo
10:47 am - 4:34 pm
SMF
-
HLN
28h 47m
2 stops
$404Alaska Airlines
Fri, Aug 28 - Tue, Sep 1
Alaska Airlines Logo
4:41 pm - 2:28 pm
HLN
-
SMF
22h 47m
2 stops
Alaska Airlines Logo
7:00 am - 4:04 pm
SMF
-
HLN
8h 04m
1 stop
$446Alaska Airlines
Tue, Nov 3 - Sat, Nov 7
Alaska Airlines Logo
5:09 pm - 10:48 pm
HLN
-
SMF
6h 39m
1 stop
Alaska Airlines Logo
4:43 pm - 4:32 pm
SMF
-
HLN
22h 49m
2 stops
$501Alaska Airlines
Thu, Jun 25 - Fri, Jul 3
Alaska Airlines Logo
4:41 pm - 12:41 pm
HLN
-
SMF
21h 00m
2 stops
Alaska Airlines Logo
4:51 pm - 4:04 pm
SMF
-
HLN
22h 13m
2 stops
$531Alaska Airlines
Tue, Nov 3 - Sat, Nov 7
Alaska Airlines Logo
4:41 pm - 2:28 pm
HLN
-
SMF
22h 47m
2 stops
Alaska Airlines Logo
4:51 pm - 4:04 pm
SMF
-
HLN
22h 13m
2 stops
$538Alaska Airlines
Tue, Nov 3 - Sat, Nov 7
Alaska Airlines Logo
5:09 pm - 10:48 pm
HLN
-
SMF
6h 39m
1 stop
Alaska Airlines Logo
8:34 pm - 4:32 pm
SMF
-
HLN
18h 58m
1 stop
$631Alaska Airlines
Fri, Jun 19 - Fri, Jun 26
Alaska Airlines Logo
5:09 pm - 10:48 pm
HLN
-
SMF
6h 39m
1 stop
Alaska Airlines Logo
2:55 pm - 4:32 pm
SMF
-
HLN
24h 37m
2 stops
$687Alaska Airlines
Fri, Jun 19 - Fri, Jun 26
Alaska Airlines Logo
5:09 pm - 9:36 am
HLN
-
SMF
17h 27m
2 stops
Alaska Airlines Logo
7:23 am - 4:32 pm
SMF
-
HLN
8h 09m
2 stops
$781Alaska Airlines
Thu, Jun 25 - Fri, Jul 3

Alaska Airlines flights from Helena to Sacramento

Our best Alaska Airlines deals on Helena to Sacramento flight tickets
Alaska Airlines
Jun 25
HLN5:09 pmHelena
6h 39m
1 stop
SMF10:48 pmSacramento Intl
Jul 3
SMF8:34 pmSacramento Intl
18h 58m
1 stop
HLN4:32 pmHelena
$379
Alaska Airlines
Nov 3
HLN4:41 pmHelena
6h 14m
1 stop
SMF9:55 pmSacramento Intl
Nov 7
SMF7:00 amSacramento Intl
8h 04m
1 stop
HLN4:04 pmHelena
$381
Alaska Airlines
Aug 28
HLN5:11 pmHelena
7h 02m
1 stop
SMF11:13 pmSacramento Intl
Sep 1
SMF10:47 amSacramento Intl
28h 47m
2 stops
HLN4:34 pmHelena
$404

Delta flights from Helena to Sacramento

Our best Delta deals on Helena to Sacramento flight tickets
Delta
May 27
HLN1:03 pmHelena
9h 44m
2 stops
SMF9:47 pmSacramento Intl
Jun 3
SMF5:00 pmSacramento Intl
4h 33m
1 stop
HLN10:33 pmHelena
$529
Delta
May 27
HLN1:03 pmHelena
9h 44m
2 stops
SMF9:47 pmSacramento Intl
Jun 3
SMF2:08 pmSacramento Intl
7h 25m
2 stops
HLN10:33 pmHelena
$794
Delta
Jun 19
HLN5:35 amHelena
9h 06m
2 stops
SMF1:41 pmSacramento Intl
Jun 26
SMF2:21 pmSacramento Intl
7h 20m
2 stops
HLN10:41 pmHelena
$1,129

momondo Fare Finder

 
Customize your flight search to find flights from Helena to Sacramento 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 May 26, 2026.
Use the filters below to find and compare flights from Helena to Sacramento that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HelenaSacramento

HLN - SMF

HLNSMF

Helena

Thu 6/25

5:09 pm-10:48 pm

1 stop6h 39m

Sacramento Intl

Fri 7/3

8:34 pm-4:32 pm

1 stop18h 58m

$379
Quickest round-trip

HelenaSacramento

HLN - SMF

HLNSMF

Helena

Tue 11/3

4:41 pm-9:55 pm

1 stop6h 14m

Sacramento Intl

Sat 11/7

7:00 am-4:04 pm

1 stop8h 04m

$381

HelenaSacramento

HLN - SMF

HLNSMF

Helena

Fri 8/28

5:11 pm-11:13 pm

1 stop7h 02m

Sacramento Intl

Tue 9/1

10:47 am-4:34 pm

2 stops28h 47m

$404

HelenaSacramento

HLN - SMF

HLNSMF

Helena

Tue 11/3

4:41 pm-2:28 pm

2 stops22h 47m

Sacramento Intl

Sat 11/7

7:00 am-4:04 pm

1 stop8h 04m

$446

HelenaSacramento

HLN - SMF

HLNSMF

Helena

Thu 6/25

5:09 pm-10:48 pm

1 stop6h 39m

Sacramento Intl

Fri 7/3

4:43 pm-4:32 pm

2 stops22h 49m

$501

HelenaSacramento

HLN - SMF

HLNSMF

Helena

Tue 11/3

4:41 pm-12:41 pm

2 stops21h 00m

Sacramento Intl

Sat 11/7

4:51 pm-4:04 pm

2 stops22h 13m

$531

HelenaSacramento

HLN - SMF

HLNSMF

Helena

Tue 11/3

4:41 pm-2:28 pm

2 stops22h 47m

Sacramento Intl

Sat 11/7

4:51 pm-4:04 pm

2 stops22h 13m

$538

HelenaSacramento

HLN - SMF

HLNSMF

Helena

Fri 6/19

5:09 pm-10:48 pm

1 stop6h 39m

Sacramento Intl

Fri 6/26

8:34 pm-4:32 pm

1 stop18h 58m

$631

HelenaSacramento

HLN - SMF

HLNSMF

Helena

Fri 6/19

5:09 pm-10:48 pm

1 stop6h 39m

Sacramento Intl

Fri 6/26

2:55 pm-4:32 pm

2 stops24h 37m

$687

HelenaSacramento

HLN - SMF

HLNSMF

Helena

Thu 6/25

5:09 pm-9:36 am

2 stops17h 27m

Sacramento Intl

Fri 7/3

7:23 am-4:32 pm

2 stops8h 09m

$781

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 San Francisco from

How to get the cheapest flight ticket from Helena to Sacramento

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 airline that flies from Helena to Sacramento Intl?

United Airlines, Alaska Airlines, and Delta are the most popular carriers operating from Helena to Sacramento Intl

What airlines fly to Sacramento?

United Airlines, Alaska Airlines and Delta are the top three most popular airlines that fly to Sacramento from Helena according to our data. United Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Sacramento. Keep in mind that there are 4 different airlines that fly to Sacramento on a routine basis, so you have a few additional options to choose from.

When to book flights from Helena to Sacramento

Are you open to changing your travel dates? Check out the ideal times to fly from Helena to Sacramento according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Helena to Sacramento (HLN to SMF) flight deals and tips

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

Fastest flight time

4h 04m

Direct flights

None
The fastest flight from Helena to Sacramento takes 4h 04m
There are no direct flights from Helena to Sacramento. There are no popular flight routes from Helena to Sacramento.
Search flight deals

Frequently asked questions about flying from Helena to Sacramento

  • How far is Helena to Sacramento Intl by plane?

    Helena and Sacramento Intl are 731.8 mi apart from one another. In terms of flight time, this usually takes a little over 4h 04m.

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

    Prices for flights from Helena Airport to Sacramento Intl Airport refresh daily.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Helena Airport to Sacramento Intl Airport.

  • What documentation or ID do you need to fly to Sacramento Intl Airport?

    The travel and health documents you'll need for your trip to Sacramento Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sacramento Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Chico
Oroville
Auburn
Yuba City
Rocklin
Marysville
Lincoln
Placerville
Grass Valley
Nevada City
Willows
Plymouth
El Dorado Hills

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Sacramento from Helena.

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

Yes. All flights to Sacramento from Helena on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Helena to Sacramento.

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

If you are not ready to book a flight from Helena to Sacramento now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Sacramento and let you know when they change.

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