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Cheap flights from Helena to San Francisco from $178

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 8/25. 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
1 adult, Economy, 0 bags

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
5:11 pm - 9:17 am
HLN
-
SMF
17h 06m
1 stop
Alaska Airlines Logo
6:00 am - 4:41 pm
SMF
-
HLN
9h 41m
1 stop
$333Alaska Airlines
Wed, Sep 2 - Tue, Sep 8
Alaska Airlines Logo
5:26 pm - 10:25 am
HLN
-
SMF
17h 59m
1 stop
Alaska Airlines Logo
8:23 am - 4:49 pm
SMF
-
HLN
7h 26m
1 stop
$361Alaska Airlines
Wed, Oct 7 - Wed, Oct 14
Alaska Airlines Logo
5:11 pm - 12:15 pm
HLN
-
SMF
20h 04m
2 stops
Alaska Airlines Logo
8:03 am - 4:41 pm
SMF
-
HLN
7h 38m
1 stop
$366Alaska Airlines
Wed, Sep 2 - Tue, Sep 8
Alaska Airlines Logo
4:41 pm - 5:56 pm
HLN
-
SMF
26h 15m
1 stop
Alaska Airlines Logo
6:50 pm - 4:04 pm
SMF
-
HLN
20h 14m
1 stop
$388Alaska Airlines
Sat, Nov 14 - Tue, Nov 17
Alaska Airlines Logo
5:26 pm - 7:22 pm
HLN
-
SMF
26h 56m
2 stops
Alaska Airlines Logo
8:23 am - 4:49 pm
SMF
-
HLN
7h 26m
1 stop
$397Alaska Airlines
Wed, Oct 7 - Wed, Oct 14
Alaska Airlines Logo
4:41 pm - 5:56 pm
HLN
-
SMF
26h 15m
1 stop
Alaska Airlines Logo
6:50 pm - 4:04 pm
SMF
-
HLN
20h 14m
1 stop
$405Alaska Airlines
Sat, Nov 14 - Tue, Nov 17
Alaska Airlines Logo
4:41 pm - 9:55 pm
HLN
-
SMF
6h 14m
1 stop
Alaska Airlines Logo
1:35 pm - 4:04 pm
SMF
-
HLN
25h 29m
2 stops
$407Alaska Airlines
Sat, Nov 14 - Tue, Nov 17
United Airlines Logo
2:35 pm - 9:00 pm
HLN
-
SMF
7h 25m
1 stop
United Airlines Logo
12:57 pm - 9:30 pm
SMF
-
HLN
7h 33m
1 stop
$418United Airlines
Sat, Aug 15 - Sat, Aug 22
Alaska Airlines Logo
4:41 pm - 4:11 pm
HLN
-
SMF
24h 30m
2 stops
Alaska Airlines Logo
2:22 pm - 4:04 pm
SMF
-
HLN
24h 42m
1 stop
$423Alaska Airlines
Sat, Nov 14 - Tue, Nov 17
Delta Logo
6:50 am - 12:18 pm
HLN
-
SMF
6h 28m
1 stop
Delta Logo
5:30 am - 12:15 pm
SMF
-
HLN
5h 45m
1 stop
$433Delta
Sat, Aug 15 - Sat, Aug 22

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United Airlines flights from Helena to Sacramento

Our best United Airlines deals on Helena to Sacramento flight tickets
United Airlines
Aug 15
HLN2:35 pmHelena
7h 25m
1 stop
SMF9:00 pmSacramento Intl
Aug 22
SMF12:57 pmSacramento Intl
7h 33m
1 stop
HLN9:30 pmHelena
$418
United Airlines
Aug 14
HLN6:15 amHelena
8h 02m
1 stop
SMF1:17 pmSacramento Intl
Aug 21
SMF12:57 pmSacramento Intl
7h 33m
1 stop
HLN9:30 pmHelena
$438
United Airlines
Nov 14
HLN6:15 amHelena
15h 07m
2 stops
SMF8:22 pmSacramento Intl
Nov 17
SMF6:30 amSacramento Intl
14h 09m
2 stops
HLN9:39 pmHelena
$727

Delta flights from Helena to Sacramento

Our best Delta deals on Helena to Sacramento flight tickets
Delta
Aug 15
HLN6:50 amHelena
6h 28m
1 stop
SMF12:18 pmSacramento Intl
Aug 22
SMF5:30 amSacramento Intl
5h 45m
1 stop
HLN12:15 pmHelena
$433
Delta
Aug 15
HLN6:50 amHelena
7h 34m
2 stops
SMF1:24 pmSacramento Intl
Aug 22
SMF2:23 pmSacramento Intl
7h 07m
2 stops
HLN10:30 pmHelena
$504
Delta
Jul 28
HLN12:55 pmHelena
10h 36m
2 stops
SMF10:31 pmSacramento Intl
Jul 30
SMF5:00 pmSacramento Intl
4h 39m
1 stop
HLN10:39 pmHelena
$950

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 July 22, 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

Wed 9/2

5:11 pm-9:17 am

1 stop17h 06m

Sacramento Intl

Tue 9/8

6:00 am-4:41 pm

1 stop9h 41m

$333

HelenaSacramento

HLN - SMF

HLNSMF

Helena

Wed 10/7

5:26 pm-10:25 am

1 stop17h 59m

Sacramento Intl

Wed 10/14

8:23 am-4:49 pm

1 stop7h 26m

$361

HelenaSacramento

HLN - SMF

HLNSMF

Helena

Wed 9/2

5:11 pm-12:15 pm

2 stops20h 04m

Sacramento Intl

Tue 9/8

8:03 am-4:41 pm

1 stop7h 38m

$366

HelenaSacramento

HLN - SMF

HLNSMF

Helena

Sat 11/14

4:41 pm-5:56 pm

1 stop26h 15m

Sacramento Intl

Tue 11/17

6:50 pm-4:04 pm

1 stop20h 14m

$388

HelenaSacramento

HLN - SMF

HLNSMF

Helena

Wed 10/7

5:26 pm-7:22 pm

2 stops26h 56m

Sacramento Intl

Wed 10/14

8:23 am-4:49 pm

1 stop7h 26m

$397

HelenaSacramento

HLN - SMF

HLNSMF

Helena

Sat 11/14

4:41 pm-5:56 pm

1 stop26h 15m

Sacramento Intl

Tue 11/17

6:50 pm-4:04 pm

1 stop20h 14m

$405

HelenaSacramento

HLN - SMF

HLNSMF

Helena

Sat 11/14

4:41 pm-9:55 pm

1 stop6h 14m

Sacramento Intl

Tue 11/17

1:35 pm-4:04 pm

2 stops25h 29m

$407

HelenaSacramento

HLN - SMF

HLNSMF

Helena

Sat 8/15

2:35 pm-9:00 pm

1 stop7h 25m

Sacramento Intl

Sat 8/22

12:57 pm-9:30 pm

1 stop7h 33m

$418

HelenaSacramento

HLN - SMF

HLNSMF

Helena

Sat 11/14

4:41 pm-4:11 pm

2 stops24h 30m

Sacramento Intl

Tue 11/17

2:22 pm-4:04 pm

1 stop24h 42m

$423
Quickest round-trip

HelenaSacramento

HLN - SMF

HLNSMF

Helena

Sat 8/15

6:50 am-12:18 pm

1 stop6h 28m

Sacramento Intl

Sat 8/22

5:30 am-12:15 pm

1 stop5h 45m

$433

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 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 5 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

7h 50m

Direct flights

None
The fastest flight from Helena to Sacramento takes 7h 50m
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 7h 50m.

  • 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
Grass Valley
Placerville
Nevada City
Willows
El Dorado Hills
Plymouth

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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