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$177 Cheap Flights from Helena (HLN) to Sacramento (SMF)

View $177 flight on Wed, Oct 7, 2026Opens 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 $177 for one-way flights and $308 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, Feb 3 - Mon, Feb 8
HLN
Helena
SMF
Sacramento
$308 Roundtrip, found 7 hours ago
$308
Roundtrip
found 7 hours ago
Select Alaska Airlines flight, departing Wed, Feb 3 from Helena to Sacramento, returning Mon, Feb 8, priced at $308 found 7 hours ago
Alaska Airlines
Wed, Feb 3 - Mon, Feb 8
HLN
Helena
SMF
Sacramento
$317 Roundtrip, found 7 hours ago
$317
Roundtrip
found 7 hours ago
Select Alaska Airlines flight, departing Wed, Feb 3 from Helena to Sacramento, returning Mon, Feb 8, priced at $317 found 7 hours ago
Alaska Airlines
Thu, Feb 4 - Mon, Feb 8
HLN
Helena
SMF
Sacramento
$323 Roundtrip, found 9 hours ago
$323
Roundtrip
found 9 hours ago
Select Alaska Airlines flight, departing Thu, Feb 4 from Helena to Sacramento, returning Mon, Feb 8, priced at $323 found 9 hours ago
Alaska Airlines
Tue, Feb 2 - Tue, Feb 9
HLN
Helena
SMF
Sacramento
$343 Roundtrip, found 1 day ago
$343
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Tue, Feb 2 from Helena to Sacramento, returning Tue, Feb 9, priced at $343 found 1 day ago
Alaska Airlines
Wed, Feb 3 - Mon, Feb 8
HLN
Helena
SMF
Sacramento
$379 Roundtrip, found 7 hours ago
$379
Roundtrip
found 7 hours ago
Select Alaska Airlines flight, departing Wed, Feb 3 from Helena to Sacramento, returning Mon, Feb 8, priced at $379 found 7 hours ago
Delta
Mon, Oct 26 - Fri, Nov 13
HLN
Helena
SMF
Sacramento
$381 Roundtrip, found 2 days ago
$381
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Oct 26 from Helena to Sacramento, returning Fri, Nov 13, priced at $381 found 2 days ago
Delta
Wed, Feb 3 - Mon, Feb 8
HLN
Helena
SMF
Sacramento
$384 Roundtrip, found 7 hours ago
$384
Roundtrip
found 7 hours ago
Select Delta flight, departing Wed, Feb 3 from Helena to Sacramento, returning Mon, Feb 8, priced at $384 found 7 hours ago
Delta
Wed, Feb 3 - Mon, Feb 8
HLN
Helena
SMF
Sacramento
$389 Roundtrip, found 7 hours ago
$389
Roundtrip
found 7 hours ago
Select Delta flight, departing Wed, Feb 3 from Helena to Sacramento, returning Mon, Feb 8, priced at $389 found 7 hours ago
Alaska Airlines
Thu, Feb 4 - Mon, Feb 8
HLN
Helena
SMF
Sacramento
$394 Roundtrip, found 9 hours ago
$394
Roundtrip
found 9 hours ago
Select Alaska Airlines flight, departing Thu, Feb 4 from Helena to Sacramento, returning Mon, Feb 8, priced at $394 found 9 hours ago
United
Thu, Feb 4 - Tue, Feb 9
HLN
Helena
SMF
Sacramento
$485 Roundtrip, found 2 days ago
$485
Roundtrip
found 2 days ago
Select United flight, departing Thu, Feb 4 from Helena to Sacramento, returning Tue, Feb 9, priced at $485 found 2 days ago

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

February is typically the cheapest month to fly

From $238 - $428 per traveler.

What you need to know for your flight from Helena Regional to Sacramento Intl.

Helena (HLN) to Sacramento (SMF) at a glance

Travel from Helena (HLN) to Sacramento (SMF) with a selection of airlines catering to this domestic short-haul route. Discover options for cheap flights from Helena and compare itineraries from full-service carriers to find the best airfares for your travel needs. As you prepare to explore Sacramento's renowned attractions and vibrant neighborhoods, gather all the essential details for your flights from Helena Regional Airport to Sacramento International Airport.

  • Fastest flight duration: around 3h 30m in-flight, plus roughly 55 minutes layover with one stop
  • Route distance: roughly 700 miles (1,130 km)
  • Flights per week: around 8 departures on average
  • Typical fares (one-way): economy tickets often range from $120–$370, depending on seasonality and how far ahead you book

Flights from Helena Regional Airport (HLN) to Sacramento International Airport (SMF)

Based on recent traveler bookings, here are the top airlines favored for flights from Helena to Sacramento, primarily known for their one-stop services. Common layover points include Salt Lake City International Airport (SLC) with a roughly 50-minute stop, Seattle-Tacoma International Airport (SEA) with about a 55-minute layover, and Denver International Airport (DEN) featuring a longer stop of around 2 hours and 30 minutes. This variety allows you to tailor your choices based on price, overall travel time, and cabin class to secure the best itinerary.

  • Delta: As a leading full-service airline, Delta provides one-stop flights, commanding around 65% of the departures on this route. One-way ticket prices generally range from $120 to $565, with an in-flight duration of 3 hours and 30 minutes, culminating in a total travel time of about 4 hours and 15 minutes, including layover time.
  • Alaska Airlines: This full-service carrier offers one-stop service and comprises roughly 19% of the departures on this route. Passengers can expect one-way fares between $130 and $280. The flight time is approximately 3 hours and 30 minutes, with the overall journey taking around 4 hours and 15 minutes, factoring in the layover.
  • United: United Airlines, another full-service option, provides one-stop travel and represents about 15% of departures on this route. One-way fares typically fall within the range of $135 to $295. The in-flight duration is estimated at 3 hours and 30 minutes, with the entire trip lasting roughly 4 hours and 15 minutes, including the layover period.

Travelers flying from Helena to Sacramento can enhance their journey by upgrading to Delta's premium economy class, which offers an improved level of service on this route.

Alternative route from Helena (HLN) to Sacramento (SMF)

  • Bozeman to Sacramento (BZN-SMF): Bozeman Yellowstone International Airport (BZN) is located roughly 70 miles from Helena Regional Airport (HLN). One-way economy tickets for this journey generally fall between $100 and $315, influenced by the time of year and advance booking. This route is predominantly served by one-stop flights, with common layover points at Salt Lake City International Airport (SLC) and Seattle - Tacoma International Airport (SEA). Major airlines operating on this route include Delta and Alaska Airlines. Additionally, options for business and first-class service are available.

How to find the best prices for flights from Helena (HLN) to Sacramento (SMF)

Getting some of the best deals on flights from Helena to Sacramento is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually available when booking 2-8 weeks in advance, which aligns with when most travelers make their reservations. Morning departures from 5 AM to 12 PM generally offer lower prices, while afternoon flights from 12 PM to 6 PM are more popular; additionally, flying on Wednesday provides both lower costs and increased traveler demand.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Sacramento International Airport from Helena Regional Airport

Sacramento welcomes travelers from Helena with a range of transport options based on price, convenience, and proximity. Here's how to reach Sacramento efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Sacramento, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Sacramento International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Sacramento International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Sacramento International Airport, Sacramento Valley Station, a train station, is about 9 miles away, while 7th & Richards/Township 9 Station, a metro station, is approximately 8.6 miles from the airport.

Frequently asked questions

How much does a flight from Helena, MT (HLN-Helena Regional) to Sacramento, CA (SMF-Sacramento Intl.) cost?
You can find cheap one-way flights from $177 and cheap return flights from $308 Helena, MT (HLN-Helena Regional) to Sacramento, CA (SMF-Sacramento Intl.) with Expedia. One-way flights usually range from $127 to $582, and return flights typically cost between $347 and $1234. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Helena, MT (HLN-Helena Regional) to Sacramento, CA (SMF-Sacramento Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Helena, MT (HLN-Helena Regional) to Sacramento, CA (SMF-Sacramento Intl.)?
February is the cheapest month to fly from Helena to Sacramento, with average return fares around $236. This price is about 43% lower than the average throughout the year, as February often experiences lower travel demand. Other economical months to consider are April and October.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Helena, MT (HLN-Helena Regional) to Sacramento, CA (SMF-Sacramento Intl.)?
Enter HLN to SMF and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Helena, MT (HLN-Helena Regional) to Sacramento, CA (SMF-Sacramento Intl.)?
Alaska Airlines is one of the cheapest airlines offering connecting flights from Helena Regional (HLN) to Sacramento Intl. (SMF), with round-trip tickets starting from around $737 with a layover in Seattle - Tacoma Intl. (SEA). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Helena, MT (HLN-Helena Regional) to Sacramento, CA (SMF-Sacramento Intl.)?
To find a cheap flight from Helena, MT (HLN-Helena Regional) to Sacramento, CA (SMF-Sacramento Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Helena, MT (HLN-Helena Regional) to Sacramento, CA (SMF-Sacramento Intl.)?
The ideal months to fly from Helena, MT (HLN) to Sacramento, CA (SMF) are February and April. Return flights during these months average around $236, providing a budget-friendly option. February is great for avoiding the summer crowds, while April welcomes pleasant spring weather, making your trip enjoyable.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Helena, MT (HLN-Helena Regional) to Sacramento, CA (SMF-Sacramento Intl.)?
The earliest flight from Helena Regional (HLN) to Sacramento International Airport (SMF) usually departs at around 5:30 AM. This seasonal service operates in January and December, giving you an early start to your travels. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from Helena, MT (HLN-Helena Regional) to Sacramento, CA (SMF-Sacramento Intl.)?
Flights from HLN to SMF with one stop typically take around 4 hours 20 minutes, covering approximately 732 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Helena, MT (HLN-Helena Regional) to Sacramento, CA (SMF-Sacramento Intl.)?
First class seats are offered on the HLN to SMF route with Delta Air Lines and United Airlines.
How do I earn miles on a Helena, MT (HLN-Helena Regional) to Sacramento, CA (SMF-Sacramento Intl.) flight with Expedia?
It's easy to earn miles on a Helena, MT (HLN-Helena Regional) to Sacramento, CA (SMF-Sacramento Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Sacramento from Helena Regional (HLN)?
From Helena Regional (HLN), you can fly into Sacramento Intl. (SMF) to reach Sacramento. Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), Denver Intl. (DEN), Salt Lake City Intl. (SLC) before reaching Sacramento. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Helena, MT (HLN-Helena Regional) to Sacramento, CA (SMF-Sacramento Intl.) at the last minute?
Typically, booking a last minute flight from Helena, MT (HLN-Helena Regional) to Sacramento, CA (SMF-Sacramento Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Helena, MT (HLN-Helena Regional) to Sacramento, CA (SMF-Sacramento Intl.) flight and hotel package?
Securing a Helena, MT (HLN-Helena Regional) to Sacramento, CA (SMF-Sacramento Intl.) Sacramento Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Helena, MT (HLN-Helena Regional) to Sacramento, CA (SMF-Sacramento Intl.)?
If you booked your Helena, MT (HLN-Helena Regional) to Sacramento, CA (SMF-Sacramento Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Helena Regional
Destination airport
Sacramento Intl.
Airlines serving
Alaska Airlines, Delta, United
Roundtrip price
$304
Distance
731 mi

Book with confidence

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 February. 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 2026. You can also book with separate airlines for your outbound and return journeys, from $177 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.

 

Helena to Sacramento Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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