$705 Cheap Flights from Sapporo (CTS) to Helena (HLN)

View $705 flight on Mon, Jan 19, 2026Opens in a new window

Popular airlines from New Chitose Intl. Airport (CTS) to Helena, MT (HLN-Helena Regional)

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Cheap Flights from Sapporo to Helena (CTS-HLN)

Prices were available within the past 7 days and start at $705 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Sapporo (CTS) to Helena (HLN)
Origin airport
New Chitose
Destination airport
Helena Regional
Distance
4794 mi

Sapporo to Helena Flights

The cheapest times to fly from Sapporo to Helena

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 Sapporo to Helena are during the month of . You can find some of the cheapest flights from Sapporo to Helena with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sapporo to Helena

Sunday is one of the best days to book for cheap flights from Sapporo to Helena: 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 Sapporo to Helena

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 Sapporo to Helena in 2025. You can also book with separate airlines for your outbound and return journeys, from $705 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 Sapporo to Helena 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 Sapporo to Helena 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 is a flight from New Chitose Airport to HLN?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip journey between New Chitose Airport and HLN was . Cheap tickets don't hang around forever, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from CTS to Helena Regional Airport?
Most flights can be canceled online, but whether you are charged a fee varies between airlines. If you do have to cancel your getaway, follow the instructions in the Customer Service Portal.
How do I find cheap flights from CTS to HLN that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for New Chitose Airport to HLN flights, you'll see a "no change fees" filter for you to select.
How far is the flight from New Chitose Airport (CTS) to HLN?
With a flight distance of 4786 mi from New Chitose Airport to Helena Regional Airport, this is a long-haul journey. Ensure that you drink plenty of water and take a short walk down the aisle every so often.
Which airlines fly direct from New Chitose Airport (CTS) to HLN?
You won't find any airlines flying directly between New Chitose Airport and Helena Regional Airport, so be ready to make at least one stop on your journey. A layover can be a good way to break up a trip!
Are New Chitose Airport (CTS) to HLN flight tickets cheaper when they're purchased at the last minute?
Late planners can occasionally score a bargain, with some super cheap fares from New Chitose Airport (CTS) to Helena Regional Airport emerging a few weeks before the departure date. If you'd rather plan ahead, Expedia compares and updates the best flight deals regularly — as early as 12 months in advance in some cases. It does depend on the carrier though, as not all airlines quote prices that far in advance.

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