Which airport is the most popular layover for flights between Chicago and Helsinki?

Copenhagen (CPH) was the most common stop: 66% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Chicago to Helsinki?

Flights via Reykjavik (KEF) offer the lowest average round-trip price of $686.

Which layover airport has the shortest connection time from Chicago to Helsinki?

Reykjavik (KEF) has the shortest average layover time for this route: 0h 46m.

What airlines fly to Helsinki?

Icelandair, Finnair and Scandinavian Airlines are the top three most popular airlines that fly to Helsinki from Chicago according to our data. Icelandair is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Helsinki. Keep in mind that there are 5 different airlines that fly to Helsinki on a routine basis, so you have a few additional options to choose from.

How many flights depart from Chicago to Helsinki on average per week?

As of October 2026, 5 flights take off from Chicago and land in Helsinki each week. The most common flight departure day for this route is Thu, with 100% of weekly flights taking off on this day.

Which layover airport has the shortest travel time from Chicago to Helsinki?

Flights connecting via Reykjavik (KEF) have the shortest average one-way travel time: 10h 32m.

When did momondo last update prices for flights from Chicago to Helsinki-Vantaa Airport?

Prices for flights from Chicago to Helsinki-Vantaa Airport are updated daily.

How many operators does momondo search for flights from Chicago to Helsinki-Vantaa Airport?

The number of operators available for flights from Chicago to Helsinki-Vantaa Airport is 5 as of October 2026.

How old do you have to be to fly from Chicago to Helsinki-Vantaa Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Helsinki-Vantaa Airport.

What documentation or ID do you need to fly to Helsinki-Vantaa Airport?

The travel and health documents you'll need for your trip to Helsinki-Vantaa Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Helsinki-Vantaa Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$288 Cheap Flights from Chicago to Helsinki in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago to Helsinki

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

7:10 pm - 1:35 amORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

22h 25m1 stop Kastrup Copenhagen

6:15 am - 4:45 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

18h 30m1 stop Kastrup Copenhagen

$505Scandinavian Airlines

Thu, Nov 26 - Thu, Dec 3

7:10 pm - 1:35 amORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

22h 25m1 stop Kastrup Copenhagen

9:00 pm - 4:45 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

27h 45m1 stop Kastrup Copenhagen

$507Scandinavian Airlines

Fri, Jan 15 - Sun, Jan 24

6:30 pm - 7:20 pmORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

16h 50m2 stops Reykjavik Keflavik Intl Stockholm Arlanda

7:20 am - 5:20 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

18h 00m2 stops Stockholm Arlanda Reykjavik Keflavik Intl

$524Multiple Airlines

Mon, Nov 23 - Tue, Dec 8

6:30 pm - 7:20 pmORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

16h 50m2 stops Reykjavik Keflavik Intl Stockholm Arlanda

7:20 am - 5:20 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

18h 00m2 stops Stockholm Arlanda Reykjavik Keflavik Intl

$528Multiple Airlines

Tue, Feb 9 - Tue, Feb 16

6:30 pm - 1:00 pmORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

10h 30m1 stop Reykjavik Keflavik Intl

2:00 pm - 5:20 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

11h 20m1 stop Reykjavik Keflavik Intl

$670Icelandair

Tue, Feb 9 - Fri, Feb 19

6:30 pm - 1:00 pmORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

10h 30m1 stop Reykjavik Keflavik Intl

2:00 pm - 5:20 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

11h 20m1 stop Reykjavik Keflavik Intl

$681Icelandair

Tue, Feb 9 - Tue, Feb 16

2:53 pm - 2:30 pmORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

15h 37m1 stop Toronto Pearson Intl

4:25 pm - 5:50 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

9h 25mnonstop

$841British Airways

Wed, Apr 7 - Sun, Apr 18

9:30 pm - 2:15 pmORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

8h 45mnonstop

4:25 pm - 5:50 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

9h 25mnonstop

$865Finnair

Sun, Apr 25 - Fri, Apr 30

6:00 pm - 3:15 pmORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

13h 15m1 stop London Heathrow

4:25 pm - 5:50 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

9h 25mnonstop

$871British Airways

Wed, Apr 7 - Sun, Apr 18

9:30 pm - 2:15 pmORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

8h 45mnonstop

4:25 pm - 5:50 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

9h 25mnonstop

$873Finnair

Wed, Apr 7 - Sun, Apr 18

Cheap last minute flights

Enter your travel dates to find the best prices.

7:10 pm - 3:25 pmORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

12h 15m1 stop Kastrup Copenhagen

11:10 am - 4:45 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

13h 35m1 stop Kastrup Copenhagen

$643Scandinavian Airlines

Thu, Nov 5 - Wed, Nov 18

7:10 pm - 1:35 amORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

22h 25m1 stop Kastrup Copenhagen

7:00 am - 4:45 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

17h 45m2 stops Stockholm Arlanda Kastrup Copenhagen

$661Scandinavian Airlines

Thu, Nov 5 - Wed, Nov 18

7:10 pm - 9:35 pmORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

18h 25m2 stops Kastrup Copenhagen Stockholm Arlanda

7:00 am - 4:45 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

17h 45m2 stops Stockholm Arlanda Kastrup Copenhagen

$666Scandinavian Airlines

Thu, Nov 5 - Wed, Nov 18

10:50 pm - 6:45 pmORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

12h 55m1 stop Munich Franz Josef Strauss

7:05 am - 1:10 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

14h 05m1 stop Frankfurt am Main

$874Lufthansa

Sat, Oct 31 - Sat, Nov 7

1:50 pm - 4:40 pmORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

19h 50m2 stops New York John F Kennedy Intl Paris Charles de Gaulle

6:40 am - 2:25 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

15h 45m1 stop Amsterdam Schiphol

$883Delta

Sat, Oct 31 - Sat, Nov 7

1:50 pm - 4:40 pmORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

19h 50m2 stops New York John F Kennedy Intl Paris Charles de Gaulle

2:05 pm - 11:57 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

17h 52m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$893Delta

Sat, Oct 31 - Sat, Nov 7

6:40 pm - 3:30 pmORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

13h 50m1 stop Madrid Barajas

8:15 am - 8:30 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

20h 15m2 stops Amsterdam Schiphol Philadelphia

$2,493Iberia

Sat, Oct 31 - Sat, Nov 7

6:40 pm - 3:30 pmORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

13h 50m1 stop Madrid Barajas

4:40 pm - 2:55 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

30h 15m1 stop Madrid Barajas

$2,608Iberia

Sat, Oct 31 - Fri, Nov 13

1:00 pm - 1:00 pmORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

16h 00m2 stops Boston Logan Intl Reykjavik Keflavik Intl

2:00 pm - 5:20 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

11h 20m1 stop Reykjavik Keflavik Intl

$4,201Icelandair

Sun, Nov 1 - Sat, Nov 7

1:00 pm - 1:00 pmORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

16h 00m2 stops Boston Logan Intl Reykjavik Keflavik Intl

11:10 am - 5:20 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

14h 10m2 stops Oslo Gardermoen Reykjavik Keflavik Intl

$4,507Icelandair

Sun, Nov 1 - Sat, Nov 7

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Scandinavian Airlines flights from Chicago to Helsinki

Our best Scandinavian Airlines deals on Chicago to Helsinki flight tickets

Scandinavian Airlines

Nov 26

ORD7:10 pmChicago O'Hare Intl

22h 25m

1 stop

HEL1:35 amHelsinki-Vantaa

Dec 3

HEL6:15 amHelsinki-Vantaa

18h 30m

1 stop

ORD4:45 pmChicago O'Hare Intl

$505

Scandinavian Airlines

Jan 15

ORD7:10 pmChicago O'Hare Intl

22h 25m

1 stop

HEL1:35 amHelsinki-Vantaa

Jan 24

HEL9:00 pmHelsinki-Vantaa

27h 45m

1 stop

ORD4:45 pmChicago O'Hare Intl

$507

Scandinavian Airlines

Jan 28

ORD7:10 pmChicago O'Hare Intl

22h 25m

1 stop

HEL1:35 amHelsinki-Vantaa

Jan 31

HEL6:15 amHelsinki-Vantaa

18h 30m

1 stop

ORD4:45 pmChicago O'Hare Intl

$508

Lufthansa flights from Chicago to Helsinki

Our best Lufthansa deals on Chicago to Helsinki flight tickets

Lufthansa

Oct 31

ORD10:50 pmChicago O'Hare Intl

12h 55m

1 stop

HEL6:45 pmHelsinki-Vantaa

Nov 7

HEL7:05 amHelsinki-Vantaa

14h 05m

1 stop

ORD1:10 pmChicago O'Hare Intl

$874

Lufthansa

Oct 31

ORD4:45 pmChicago O'Hare Intl

19h 00m

2 stops

HEL6:45 pmHelsinki-Vantaa

Nov 11

HEL12:35 pmHelsinki-Vantaa

13h 50m

1 stop

ORD6:25 pmChicago O'Hare Intl

$2,343

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoHelsinki

ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa

ORDHEL

Chicago O'Hare Intl

Thu 11/26

7:10 pm-1:35 am

1 stop22h 25m

Helsinki-Vantaa

Thu 12/3

6:15 am-4:45 pm

1 stop18h 30m

$505

ChicagoHelsinki

ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa

ORDHEL

Chicago O'Hare Intl

Fri 1/15

7:10 pm-1:35 am

1 stop22h 25m

Helsinki-Vantaa

Sun 1/24

9:00 pm-4:45 pm

1 stop27h 45m

$507

ChicagoHelsinki

ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa

ORDHEL

Chicago O'Hare Intl

Mon 11/23

6:30 pm-7:20 pm

2 stops16h 50m

Helsinki-Vantaa

Tue 12/8

7:20 am-5:20 pm

2 stops18h 00m

$524

ChicagoHelsinki

ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa

ORDHEL

Chicago O'Hare Intl

Tue 2/9

6:30 pm-7:20 pm

2 stops16h 50m

Helsinki-Vantaa

Tue 2/16

7:20 am-5:20 pm

2 stops18h 00m

$528

ChicagoHelsinki

ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa

ORDHEL

Chicago O'Hare Intl

Tue 2/9

6:30 pm-1:00 pm

1 stop10h 30m

Helsinki-Vantaa

Fri 2/19

2:00 pm-5:20 pm

1 stop11h 20m

$670

ChicagoHelsinki

ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa

ORDHEL

Chicago O'Hare Intl

Tue 2/9

6:30 pm-1:00 pm

1 stop10h 30m

Helsinki-Vantaa

Tue 2/16

2:00 pm-5:20 pm

1 stop11h 20m

$681

ChicagoHelsinki

ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa

ORDHEL

Chicago O'Hare Intl

Wed 4/7

2:53 pm-2:30 pm

1 stop15h 37m

Helsinki-Vantaa

Sun 4/18

4:25 pm-5:50 pm

Nonstop9h 25m

$841

Quickest round-trip

ChicagoHelsinki

ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa

ORDHEL

Chicago O'Hare Intl

Sun 4/25

9:30 pm-2:15 pm

Nonstop8h 45m

Helsinki-Vantaa

Fri 4/30

4:25 pm-5:50 pm

Nonstop9h 25m

$865

ChicagoHelsinki

ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa

ORDHEL

Chicago O'Hare Intl

Wed 4/7

6:00 pm-3:15 pm

1 stop13h 15m

Helsinki-Vantaa

Sun 4/18

4:25 pm-5:50 pm

Nonstop9h 25m

$871

ChicagoHelsinki

ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa

ORDHEL

Chicago O'Hare Intl

Wed 4/7

9:30 pm-2:15 pm

Nonstop8h 45m

Helsinki-Vantaa

Sun 4/18

4:25 pm-5:50 pm

Nonstop9h 25m

$873

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago to Helsinki

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

Other information

What is the typical price of a round-trip flight between Chicago and Helsinki?

Prices are currently low for flights on this route.

Typical prices usually range from $650 to $781.
The lowest price recently found on this route was $505.

What is the cheapest month to fly to Helsinki?

The month of February is, on average, the cheapest month to fly to Helsinki from Chicago, with most prices found around $470. If you aren’t able to travel during the month of February, then book flights to Helsinki from Chicago during January instead. Flights to Helsinki in January, while not as cheap as those in February, still average around $521.

What is the cheapest day to depart on your flight to Helsinki?

The cheapest day to depart on your flight to Helsinki is on a Sunday when prices can be found for as low as $815. This is often the case because there is less demand to fly during this day of the week. Flights from Chicago to Helsinki on a Friday will generally be more expensive and average around $1,098. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest Chicago to Helsinki-Vantaa flight route?

Fly from Chicago O'Hare Intl to Helsinki-Vantaa for the best Chicago - Helsinki-Vantaa flight prices

How far in advance should I book a flight from Chicago to Helsinki?

You are more likely to see cheaper flights to Helsinki from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Helsinki for around $775 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Helsinki from Chicago for as low as $673 on momondo.

What cabin class options are available on Chicago to Helsinki flights?

There are 3 cabin classes available to choose from on Chicago to Helsinki flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago to Helsinki flights?

No. A direct flight is the cheapest option for a flight between Chicago to Helsinki.

How have Chicago to Helsinki flight prices changed over time?

As of October 2026, prices for Chicago to Helsinki flights are approximately 8% cheaper when compared to flights at the same time last year.

When to book flights from Chicago to Helsinki

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Helsinki according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Chicago to Helsinki (CHI to HEL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Helsinki

Best Price Found	$288
Fastest flight time	8h 45m
Direct flights	Mon and Thu
Airports in Helsinki	1 airport

The best one-way flight to Helsinki from Chicago in the past 72 hours is $288. The best round-trip flight deal from Chicago to Helsinki found on momondo in the last 72 hours is $505.

The fastest flight from Chicago to Helsinki takes 8h 45m

Direct flights go from Chicago to Helsinki on Monday and Thursday. There are no airlines offering direct flights.

There is 1 airport in Helsinki. From Chicago there are direct flights to Helsinki-Vantaa (HEL).

Search flight deals

Frequently asked questions about flying from Chicago to Helsinki

How far is Chicago to Helsinki-Vantaa by plane?
Helsinki-Vantaa is 4425.3 mi away from Chicago. In terms of flight time, this usually takes a little over 8h 45m.
When did momondo last update prices for flights from Chicago to Helsinki-Vantaa Airport?
Prices for flights from Chicago to Helsinki-Vantaa Airport are updated daily.
How many operators does momondo search for flights from Chicago to Helsinki-Vantaa Airport?
The number of operators available for flights from Chicago to Helsinki-Vantaa Airport is 5 as of October 2026.
How old do you have to be to fly from Chicago to Helsinki-Vantaa Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Helsinki-Vantaa Airport.
What documentation or ID do you need to fly to Helsinki-Vantaa Airport?
The travel and health documents you'll need for your trip to Helsinki-Vantaa Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Helsinki-Vantaa Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Chicago to Helsinki?
Based on momondo bookings for flights between Chicago and Helsinki, the leading plane model is Airbus A330-300, making up 57.19% of the total bookings. Other popular models include Airbus A330 with 12.63%, Boeing 787-8 Dreamliner with 12.28%, and Boeing 787 Dreamliner with 4.21%.
What is the most popular airline from Chicago to Helsinki?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Chicago to Helsinki is Icelandair (27% of total bookings). The next most popular airlines are Scandinavian Airlines (27%), Finnair (24%), and Lufthansa (8%).

Best airlines flying from Chicago to Helsinki

Compare and see reviews for airlines that fly from Chicago to Helsinki with momondo

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $419	Free Cancellation	Rating 6.9 764 reviews	Search Icelandair flights
Scandinavian Airlines	PriceFrom $442	Free Cancellation	Rating 7.4 2,031 reviews	Search Scandinavian Airlines flights
Finnair	PriceFrom $678	Free Cancellation	Rating 7.6 1,417 reviews	Search Finnair flights
British Airways	PriceFrom $853	Free Cancellation	Rating 6.7 8,275 reviews	Search British Airways flights
Iberia	PriceFrom $858	Free Cancellation	Rating 7.0 3,242 reviews	Search Iberia flights

Finnair Flights From Chicago to Helsinki
Finnair is one of the most popular airlines flying from Chicago to Helsinki, operating 1 flight/week on average for this route. A good Finnair flight deal for Chicago to Helsinki starts from $678 round-trip, up to an average price of $973. Our users have rated Finnair at 7.6/10.
Iberia Flights From Chicago to Helsinki
The best Iberia deal for Chicago to Helsinki flight tickets found on momondo in the last 72 hours was $858, round-trip. It should be noted that an average Iberia flight deal for this route in this time was higher, at $1,048 round-trip. Iberia operates 1 flight out of Chicago into Helsinki in an average week, so prices vary by time and availability. 3,242 Iberia reviews by users on momondo have scored the airline at 7.0/10.

Vantaa

Espoo

Lahti

Kotka

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Helsinki?

It is quick and easy to find Chicago to Helsinki flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Helsinki that suits you.

Can I find flights from Chicago to Helsinki with flexible booking policies on momondo?

Yes. All flights to Helsinki from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Chicago to Helsinki?

momondo helps you find the best flight between Chicago and Helsinki by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Chicago to Helsinki right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Helsinki from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.