$759 Cheap Flights from Helsinki (HEL) to Boise (BOI)

View $759 flight on Wed, Oct 29, 2025Opens in a new window

Popular airlines from Helsinki-Vantaa Airport (HEL) to Boise Airport (BOI)

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Cheap Flights from Helsinki to Boise (HEL-BOI)

Prices were available within the past 7 days and start at $759 for one-way flights and $984 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Sun, Apr 5 - Sun, Apr 26
HEL
Helsinki
BOI
Boise
$984 Roundtrip, found 6 days ago
$984
Roundtrip
found 6 days ago
Select Icelandair flight, departing Sun, Apr 5 from Helsinki to Boise, returning Sun, Apr 26, priced at $984 found 6 days ago
American Airlines
Sun, Apr 5 - Sun, Apr 26
HEL
Helsinki
BOI
Boise
$1,082 Roundtrip, found 6 days ago
$1,082
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sun, Apr 5 from Helsinki to Boise, returning Sun, Apr 26, priced at $1,082 found 6 days ago
British Airways
Sun, Apr 5 - Sun, Apr 26
HEL
Helsinki
BOI
Boise
$1,093 Roundtrip, found 6 days ago
$1,093
Roundtrip
found 6 days ago
Select British Airways flight, departing Sun, Apr 5 from Helsinki to Boise, returning Sun, Apr 26, priced at $1,093 found 6 days ago
British Airways
Sun, Apr 5 - Sun, Apr 26
HEL
Helsinki
BOI
Boise
$1,104 Roundtrip, found 6 days ago
$1,104
Roundtrip
found 6 days ago
Select British Airways flight, departing Sun, Apr 5 from Helsinki to Boise, returning Sun, Apr 26, priced at $1,104 found 6 days ago
Air France
Sun, Apr 5 - Sun, Apr 26
HEL
Helsinki
BOI
Boise
$1,118 Roundtrip, found 6 days ago
$1,118
Roundtrip
found 6 days ago
Select Air France flight, departing Sun, Apr 5 from Helsinki to Boise, returning Sun, Apr 26, priced at $1,118 found 6 days ago
British Airways
Sun, Apr 5 - Sun, Apr 26
HEL
Helsinki
BOI
Boise
$1,133 Roundtrip, found 6 days ago
$1,133
Roundtrip
found 6 days ago
Select British Airways flight, departing Sun, Apr 5 from Helsinki to Boise, returning Sun, Apr 26, priced at $1,133 found 6 days ago
Icelandair
Sun, Apr 5 - Sun, Apr 26
HEL
Helsinki
BOI
Boise
$1,135 Roundtrip, found 6 days ago
$1,135
Roundtrip
found 6 days ago
Select Icelandair flight, departing Sun, Apr 5 from Helsinki to Boise, returning Sun, Apr 26, priced at $1,135 found 6 days ago
British Airways
Sun, Apr 5 - Sun, Apr 26
HEL
Helsinki
BOI
Boise
$1,144 Roundtrip, found 6 days ago
$1,144
Roundtrip
found 6 days ago
Select British Airways flight, departing Sun, Apr 5 from Helsinki to Boise, returning Sun, Apr 26, priced at $1,144 found 6 days ago
Air France
Sun, Apr 5 - Sun, Apr 26
HEL
Helsinki
BOI
Boise
$1,146 Roundtrip, found 6 days ago
$1,146
Roundtrip
found 6 days ago
Select Air France flight, departing Sun, Apr 5 from Helsinki to Boise, returning Sun, Apr 26, priced at $1,146 found 6 days ago
Iberia
Sun, Apr 5 - Sun, Apr 26
HEL
Helsinki
BOI
Boise
$1,273 Roundtrip, found 6 days ago
$1,273
Roundtrip
found 6 days ago
Select Iberia flight, departing Sun, Apr 5 from Helsinki to Boise, returning Sun, Apr 26, priced at $1,273 found 6 days ago
Flights from Helsinki (HEL) to Boise (BOI)
Origin airport
Vantaa
Destination airport
Boise
Airlines serving
Air France, American Airlines, British Airways, Finnair, Iberia, Icelandair, KLM, Lufthansa, United
Roundtrip price
$983
Distance
4931 mi

Helsinki to Boise Flights

The cheapest times to fly from Helsinki to Boise

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

 

The best time to book a flight from Helsinki to Boise

Sunday is one of the best days to book for cheap flights from Helsinki to Boise: 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 Helsinki to Boise

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 Helsinki to Boise in 2025. You can also book with separate airlines for your outbound and return journeys, from $759 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 Helsinki to Boise 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 Helsinki to Boise 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 Vantaa Airport (HEL) to Boise Airport (BOI) cost?
Discover the latest flight deals from HEL to BOI 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 HEL to BOI?
The cheapest flights from HEL to BOI 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 HEL to BOI?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from HEL to BOI. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Vantaa Airport (HEL) to Boise Airport (BOI)?
You'll need to hop on a flight with a layover if you're traveling from Vantaa Airport (HEL) to Boise Airport (BOI). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from HEL to BOI?
Typically you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* But this can change based on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Vantaa Airport (HEL) to Boise Airport (BOI)?
To avoid potential delays on the Vantaa Airport (HEL) to Boise Airport (BOI) route, travel before 3 PM. Departures after this hour are 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 Vantaa Airport (HEL) to Boise Airport (BOI) last-minute?
Last-minute bookings from HEL to BOI are usually more expensive. To lock in the lowest prices, start looking for flights ahead of time. That said, if you're flexible with your travel dates, you may find a cheap fare right before you leave.
Is it cheaper to book a HEL to BOI flight and hotel package?
You can save money by securing a HEL to BOI flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After choosing your ideal flights and accommodations, you can add extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from Vantaa Airport (HEL) to Boise Airport (BOI)?
In most instances, you can reschedule or cancel your HEL to BOI flight. However, there may be additional charges, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you'd like more information, visit our Customer Service portal.

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*Available to One Key members.