$445 Cheap Flights from Chicago (ORD) to Helsinki (HEL)

View $445 flight on Sun, Jan 25, 2026Opens in a new window

Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Helsinki-Vantaa Airport (HEL)

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Cheap Flights from Chicago to Helsinki (ORD-HEL)

Prices were available within the past 7 days and start at $445 for one-way flights and $415 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Tue, Oct 28 - Fri, Nov 7
ORD
Chicago
HEL
Helsinki
$415 Roundtrip, found 1 day ago
$415
Roundtrip
found 1 day ago
Select Scandinavian Airlines flight, departing Tue, Oct 28 from Chicago to Helsinki, returning Fri, Nov 7, priced at $415 found 1 day ago
Scandinavian Airlines
Tue, Oct 28 - Fri, Nov 7
ORD
Chicago
HEL
Helsinki
$422 Roundtrip, found 1 day ago
$422
Roundtrip
found 1 day ago
Select Scandinavian Airlines flight, departing Tue, Oct 28 from Chicago to Helsinki, returning Fri, Nov 7, priced at $422 found 1 day ago
Scandinavian Airlines
Tue, Dec 2 - Mon, Dec 8
ORD
Chicago
HEL
Helsinki
$424 Roundtrip, found 3 days ago
$424
Roundtrip
found 3 days ago
Select Scandinavian Airlines flight, departing Tue, Dec 2 from Chicago to Helsinki, returning Mon, Dec 8, priced at $424 found 3 days ago
Icelandair
Wed, Dec 3 - Mon, Dec 8
ORD
Chicago
HEL
Helsinki
$551 Roundtrip, found 2 days ago
$551
Roundtrip
found 2 days ago
Select Icelandair flight, departing Wed, Dec 3 from Chicago to Helsinki, returning Mon, Dec 8, priced at $551 found 2 days ago
Turkish Airlines
Thu, Mar 12 - Wed, Mar 18
ORD
Chicago
HEL
Helsinki
$629 Roundtrip, found 3 days ago
$629
Roundtrip
found 3 days ago
Select Turkish Airlines flight, departing Thu, Mar 12 from Chicago to Helsinki, returning Wed, Mar 18, priced at $629 found 3 days ago
British Airways
Wed, Apr 15 - Wed, Apr 22
ORD
Chicago
HEL
Helsinki
$636 Roundtrip, found 15 hours ago
$636
Roundtrip
found 15 hours ago
Select British Airways flight, departing Wed, Apr 15 from Chicago to Helsinki, returning Wed, Apr 22, priced at $636 found 15 hours ago
American Airlines
Wed, Apr 15 - Wed, Apr 22
ORD
Chicago
HEL
Helsinki
$636 Roundtrip, found 15 hours ago
$636
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Wed, Apr 15 from Chicago to Helsinki, returning Wed, Apr 22, priced at $636 found 15 hours ago
Delta
Mon, Jan 12 - Tue, Jan 20
ORD
Chicago
HEL
Helsinki
$657 Roundtrip, found 8 hours ago
$657
Roundtrip
found 8 hours ago
Select Delta flight, departing Mon, Jan 12 from Chicago to Helsinki, returning Tue, Jan 20, priced at $657 found 8 hours ago
United
Wed, Dec 10 - Thu, Dec 18
ORD
Chicago
HEL
Helsinki
$671 Roundtrip, found 3 days ago
$671
Roundtrip
found 3 days ago
Select United flight, departing Wed, Dec 10 from Chicago to Helsinki, returning Thu, Dec 18, priced at $671 found 3 days ago
Lufthansa
Mon, Oct 20 - Wed, Nov 5
ORD
Chicago
HEL
Helsinki
$671 Roundtrip, found 2 days ago
$671
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Mon, Oct 20 from Chicago to Helsinki, returning Wed, Nov 5, priced at $671 found 2 days ago

Find the cheapest month to fly from Chicago (ORD) to Helsinki (HEL)

February is typically the cheapest month to fly

From $387 - $934 per traveler.

Frequently asked questions

How much does a flight from O'Hare Intl. Airport (ORD) to Vantaa Airport (HEL) cost?
Get a cheap one-way flight from $445 or cheap return flight from $415 from O'Hare Intl. Airport (ORD) to Vantaa Airport (HEL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from O'Hare Intl. Airport (ORD) to Vantaa Airport (HEL)?
Flying in October is a good way to save, as it's the cheapest month for flights between ORD and HEL. You'll typically find the lowest prices during the off-season.
What is the cheapest airline that flies from O'Hare Intl. Airport (ORD) to Vantaa Airport (HEL)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll fly you from ORD to HEL. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from O'Hare Intl. Airport (ORD) to Vantaa Airport (HEL)?
There aren't any daily nonstop flights from O'Hare Intl. Airport (ORD) to Vantaa Airport (HEL). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from ORD to HEL?
Usually you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* However, this can change depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What airline has the least delays from ORD to HEL?
Consider traveling with American Airlines if you'd like to go straight from O'Hare Intl. Airport (ORD) to Vantaa Airport (HEL) without any delays. This airline has the best track record for punctuality, with an on-time performance of 87%. Want to be notified if anything changes? You can check your flight status using the Expedia App.
What is the best time to fly from O'Hare Intl. Airport (ORD) to Vantaa Airport (HEL)?
To avoid possible delays on the O'Hare Intl. Airport (ORD) to Vantaa Airport (HEL) route, aim to travel before 3 PM. Departures after this time 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 O'Hare Intl. Airport (ORD) to Vantaa Airport (HEL) last-minute?
Booking your flight from ORD to HEL just before your getaway is usually more expensive. But if you're flexible with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book an ORD to HEL flight and hotel package?
Booking an ORD to HEL flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Select from our extensive range of accommodations and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from O'Hare Intl. Airport (ORD) to Vantaa Airport (HEL)?
If you booked your ORD to HEL flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

Travel information

Travel information

Origin airport
O'Hare Intl.
Destination airport
Vantaa
Airlines serving
Air Baltic, Air Canada, Air France, Alaska Airlines, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, KLM, Lufthansa, Scandinavian Airlines, TAP Portugal, Turkish Airlines, United
Roundtrip price
$414
Distance
4423 mi

Book with confidence

Book with confidence

Chicago to Helsinki Flights

The cheapest times to fly from Chicago to Helsinki

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

 

The best time to book a flight from Chicago to Helsinki

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

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 Chicago to Helsinki in 2025. You can also book with separate airlines for your outbound and return journeys, from $445 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 Chicago to Helsinki 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 Chicago to Helsinki 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.

 

Chicago to Helsinki Flights

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*Available to One Key members.