$127 Cheap Flights from Helena (HLN) to Sacramento (SMF)

View $127 flight on Wed, Aug 13, 2025Opens in a new window

Popular airlines from Helena, MT (HLN-Helena Regional) to Sacramento Intl. Airport (SMF)

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Cheap Flights from Helena to Sacramento (HLN-SMF)

Prices were available within the past 7 days and start at $127 for one-way flights and $252 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Bargain Flight
Sat, Nov 1 - Sat, Nov 8
HLN
Helena
SMF
Sacramento
$252 Roundtrip, found 2 days ago
$252
Roundtrip
found 2 days ago
Select Bargain Flight flight, departing Sat, Nov 1 from Helena to Sacramento, returning Sat, Nov 8, priced at $252 found 2 days ago
Hawaiian Airlines
Tue, Aug 19 - Tue, Sep 2
HLN
Helena
SMF
Sacramento
$254 Roundtrip, found 9 hours ago
$254
Roundtrip
found 9 hours ago
Select Hawaiian Airlines flight, departing Tue, Aug 19 from Helena to Sacramento, returning Tue, Sep 2, priced at $254 found 9 hours ago
Delta
Tue, Aug 26 - Tue, Sep 9
HLN
Helena
SMF
Sacramento
$255 Roundtrip, found 9 hours ago
$255
Roundtrip
found 9 hours ago
Select Delta flight, departing Tue, Aug 26 from Helena to Sacramento, returning Tue, Sep 9, priced at $255 found 9 hours ago
Alaska Airlines
Tue, Sep 9 - Tue, Sep 16
HLN
Helena
SMF
Sacramento
$256 Roundtrip, found 6 days ago
$256
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Tue, Sep 9 from Helena to Sacramento, returning Tue, Sep 16, priced at $256 found 6 days ago
Hawaiian Airlines
Wed, Oct 29 - Thu, Nov 6
HLN
Helena
SMF
Sacramento
$264 Roundtrip, found 2 days ago
$264
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Wed, Oct 29 from Helena to Sacramento, returning Thu, Nov 6, priced at $264 found 2 days ago
Alaska Airlines
Thu, Oct 30 - Mon, Nov 3
HLN
Helena
SMF
Sacramento
$275 Roundtrip, found 2 days ago
$275
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Thu, Oct 30 from Helena to Sacramento, returning Mon, Nov 3, priced at $275 found 2 days ago
Alaska Airlines
Tue, Sep 2 - Tue, Sep 16
HLN
Helena
SMF
Sacramento
$278 Roundtrip, found 2 days ago
$278
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Sep 2 from Helena to Sacramento, returning Tue, Sep 16, priced at $278 found 2 days ago
Alaska Airlines
Tue, Sep 2 - Tue, Sep 16
HLN
Helena
SMF
Sacramento
$286 Roundtrip, found 9 hours ago
$286
Roundtrip
found 9 hours ago
Select Alaska Airlines flight, departing Tue, Sep 2 from Helena to Sacramento, returning Tue, Sep 16, priced at $286 found 9 hours ago
United
Sat, Nov 1 - Sat, Nov 8
HLN
Helena
SMF
Sacramento
$287 Roundtrip, found 2 days ago
$287
Roundtrip
found 2 days ago
Select United flight, departing Sat, Nov 1 from Helena to Sacramento, returning Sat, Nov 8, priced at $287 found 2 days ago
Hawaiian Airlines
Tue, Aug 26 - Mon, Sep 8
HLN
Helena
SMF
Sacramento
$288 Roundtrip, found 9 hours ago
$288
Roundtrip
found 9 hours ago
Select Hawaiian Airlines flight, departing Tue, Aug 26 from Helena to Sacramento, returning Mon, Sep 8, priced at $288 found 9 hours ago

Find the cheapest month to fly from Helena (HLN) to Sacramento (SMF)

February is typically the cheapest month to fly

From $220 - $793 per traveler.

Graph displaying average flight prices per month

Flights from Helena (HLN) to Sacramento (SMF)
Origin airport
Helena Regional
Destination airport
Sacramento Intl.
Airlines serving
Alaska Airlines, Delta, Hawaiian Airlines, United
Roundtrip price
$252
Distance
731 mi

Helena to Sacramento Flights

The cheapest times to fly from Helena to Sacramento

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Helena to Sacramento are during the month of November. You can find some of the cheapest flights from Helena to Sacramento with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Helena to Sacramento

Sunday is one of the best days to book for cheap flights from Helena to Sacramento: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Helena to Sacramento

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Helena to Sacramento in 2025. You can also book with separate airlines for your outbound and return journeys, from $127 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Helena to Sacramento flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Helena to Sacramento airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Helena Regional Airport (HLN) to Sacramento Intl. Airport (SMF) cost?
Discover the latest flight deals from HLN to SMF by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from HLN to SMF?
The cheapest flights from HLN to SMF are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from HLN to SMF?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from HLN to SMF. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Helena Regional Airport (HLN) to Sacramento Intl. Airport (SMF)?
You'll have to hop on a flight with a layover when traveling from Helena Regional Airport (HLN) to Sacramento Intl. Airport (SMF). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from HLN to SMF?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can change based on various factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Helena Regional Airport (HLN) to Sacramento Intl. Airport (SMF)?
Book a flight from Helena Regional Airport (HLN) to Sacramento Intl. Airport (SMF) that takes off before 3 PM to reduce the likelihood of delays. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Helena Regional Airport (HLN) to Sacramento Intl. Airport (SMF) last-minute?
Holding off until right before your break to book a flight from HLN to SMF often results in higher prices. While you may find some last-minute discounts, they aren't always guaranteed. Keep your travel schedule open to maximize your chances of landing a bargain.
Is it cheaper to book a HLN to SMF flight and hotel package?
Compared with arranging flights and hotels separately, booking a HLN to SMF flight and hotel package with Expedia could result in significant savings. What's more, managing everything in one place will take the stress out of travel planning. Simply secure your flights and select from our wide range of hotels, then tailor your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Helena Regional Airport (HLN) to Sacramento Intl. Airport (SMF)?
Generally, it's possible to reschedule or cancel your HLN to SMF flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.