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

Compare Sacramento International to Helena flight deals

Find the cheapest month or even day of the year to fly to Helena

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Find the cheapest month to fly from Sacramento International to Helena

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Sacramento International to Helena flights are currently cheapest in August.

Sacramento International to Helena: Alternative routes

Compare routes from Sacramento International to Helena below. You may find an airport to fly into that's cheaper, faster, or easier than Helena.

Sacramento to Helena: Flight information

The things to know before you go.
Cheapest flight found$514
Cheapest month to flyAugust

Finding cheap flights from Sacramento International to Helena: Frequently asked questions

The best price we found for a return flight from Sacramento International to Helena is $514. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Sacramento International to Helena. But we found flights with one or more stops from $514.
As of August 2025, there are no flights flying from Sacramento International to Helena.
The cheapest month to fly from Sacramento International to Helena is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Sacramento International Airport to Helena Airport on Thursday, 21 August 2025.
No airlines currently offer direct flights between Sacramento International Airport and Helena Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Helena but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Helena is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Delta offers the cheapest flight tickets to Helena.

Travelling from Sacramento International Airport (SMF) to Helena Regional Airport (HLN): what you need to know

  • Get to the airport on time so you don't miss your SMF to HLN flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to prevent a last-minute sprint to your gate.

  • During popular months like August, you'll want to get to the airport earlier than usual. Arrive two hours before domestic departures and four hours ahead of an international flight when you fly during peak periods in general.

  • Break up your flight or take a detour to a new city with a stopover. Just deselect 'Direct flights only' to see your options when searching for tickets from Sacramento International Airport to Helena Regional Airport. Many passengers pass through Salt Lake City International Airport when flying between SMF and HLN.

How to find the cheapest flights from Sacramento International Airport (SMF) to Helena Regional Airport (HLN)

  • At the moment, $748 is the cheapest price we've found for a one-way Sacramento International Airport to Helena Regional Airport flight. The best price for a return ticket is $515. Remember that fares could change due to demand when booking.

  • To score cheap tickets from SMF to HLN, book ahead. Airlines generally offer the most competitive fares when flights are first released.

  • The 'Whole month' tool shows you the cheapest flights from Sacramento International Airport to Helena Regional Airport across the month. It's a great way to snap up a bargain if your travel dates are flexible.

  • Getting your hands on cheap flights from SMF to HLN is easy with Price Alerts. All you need to do is set up one of these automatic alerts and we'll notify you when a new discounted fare appears.

  • Tailor your trip using filters. Select your ideal arrival and departure times, total journey duration and airlines. You can also sort results by 'Fastest,' 'Best' or 'Cheapest' flights from Sacramento International Airport to Helena Regional Airport.

Handy information about Sacramento International Airport (SMF)

  • You'll find SMF at 6900 Airport Boulevard.

  • Sacramento International Airport earns top marks for its on-time performance. 82.15% of flights that take off from SMF arrive at their destination as scheduled.

  • Central Sacramento to Sacramento International Airport is approximately 19 kilometres. Depending on traffic, it'll take about 15 minutes to get there if you're driving, catching a cab or ride-sharing.

  • The journey on public transport will take about 25 minutes.

  • Spending the night in a hotel can take the hassle out of reaching the airport on time. If you want somewhere to stay before your flight from Sacramento International Airport to Helena Regional Airport, have a look at Holiday Inn Express & Suites Sacramento Airport Natomas. It's a quick drive from SMF.

Arriving at Helena Regional Airport (HLN)

Getting from Helena Regional Airport (HLN) to central Helena

  • You'll find HLN at 2850 Mercer Loop.

  • Helena Regional Airport is roughly 6 kilometres from the centre of Helena. Driving there takes about 15 minutes.

  • It takes around 1 hour 50 minutes when travelling by public transport.

When to fly to Helena Regional Airport (HLN)

  • It's time to work out your dates for your flight from Sacramento International Airport to Helena Regional Airport. July is the most popular month to visit Helena. If you prefer a more low-key vibe, go in February.

  • Book your flight from Sacramento International Airport to Helena Regional Airport for July if you'd like to visit Helena during its warmest month. Expect temperatures of between 9ºC (48ºF) and 31ºC (88ºF).

  • December has average temperatures of between -15ºC (5ºF) and 2ºC (36ºF). Look for cheap tickets from SMF to HLN around that time if you want to travel in cooler conditions.

Explore more of United States

  • You've visited Helena, now it's time to discover other parts of United States. Journey around 418 kilometres west to Spokane to check off its leading attractions. From Manito Park to Northwest Museum of Arts & Culture and Spokane Falls, you'll have a packed itinerary ahead.

  • Around 467 kilometres south-west of Helena, Boise is another favourite stop in United States. Experience the best of this destination with a visit to Idaho State Capitol Building, Old Idaho Penitentiary and Zoo Boise.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.