How does KAYAK find such low prices on flights from Illinois to Helsinki?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Helsinki. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Helsinki?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Helsinki from Illinois is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Illinois to Helsinki?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Helsinki with an airline and back to Illinois with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Helsinki?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Helsinki from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$350 CHEAP FLIGHTS from Illinois to Helsinki

HEL

KAYAK searches hundreds of travel sites at once for deals on flights to Helsinki

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Cheap Flights from Illinois to Helsinki

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Helsinki

Mon, Oct 12 - Fri, Oct 23

11:25 am - 11:10 am

ORD

HEL

15h 45m

1 stop

7:35 pm - 9:40 am

HEL

ORD

22h 05m

1 stop

$690Turkish Airlines

Tue, Oct 13 - Thu, Oct 22

8:10 pm - 11:55 pm

ORD

HEL

19h 45m

1 stop

7:35 pm - 9:40 am

HEL

ORD

22h 05m

1 stop

$693Turkish Airlines

Wed, Oct 14 - Wed, Oct 21

9:30 pm - 2:15 pm

ORD

HEL

8h 45mnonstop

11:55 pm - 6:15 pm

HEL

ORD

26h 20m

3 stops

$732Multiple Airlines

Mon, Oct 12 - Thu, Oct 22

1:00 pm - 4:40 pm

MDW

HEL

19h 40m

2 stops

7:00 am - 4:25 pm

HEL

MDW

17h 25m

2 stops

$886Delta

Tue, Oct 13 - Thu, Oct 22

5:59 pm - 5:40 pm

MDW

HEL

15h 41m

2 stops

7:00 am - 4:25 pm

HEL

MDW

17h 25m

2 stops

$891Air France

Wed, May 27 - Thu, Jun 4

7:13 pm - 5:40 pm

MDW

HEL

14h 27m

2 stops

7:00 am - 4:12 pm

HEL

MDW

17h 12m

2 stops

$941KLM

Wed, Jul 1 - Wed, Jul 15

5:36 pm - 5:40 pm

STL

HEL

16h 04m

2 stops

7:00 am - 8:37 pm

HEL

STL

21h 37m

2 stops

$991Delta

Thu, May 28 - Thu, Jun 4

6:36 pm - 5:40 pm

MDW

HEL

15h 04m

2 stops

7:00 am - 4:12 pm

HEL

MDW

17h 12m

2 stops

$1,001KLM

Mon, Sep 14 - Mon, Sep 21

5:59 pm - 4:40 pm

MDW

HEL

14h 41m

2 stops

7:00 am - 4:27 pm

HEL

MDW

17h 27m

2 stops

$1,032Air France

Tue, Jul 14 - Tue, Jul 28

8:55 am - 6:55 pm

STL

HEL

26h 00m

2 stops

7:05 am - 1:25 pm

HEL

STL

14h 20m

1 stop

$1,077Multiple Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$350

Best time to beat the crowds with an average 28% drop in price.

Most popular time to fly with an average 22% increase in price.

Flight from Chicago O'Hare Airport to Helsinki

How does KAYAK find such low prices on flights from Illinois to Helsinki?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Helsinki.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Helsinki?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Helsinki from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Helsinki?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Helsinki with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Helsinki?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Helsinki from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Vantaa

Lahti

Kotka

Everything you need to know for your flight to Helsinki

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Helsinki

Helsinki (HEL)

HEL

$350 Find Cheap Flights from Illinois to Helsinki

KAYAK searches hundreds of travel sites at once for deals on flights to Helsinki

Cheap Flights from Illinois to Helsinki

Recent round-trip flight deals from Illinois to Helsinki

Recent one-way flight deals from Illinois to Helsinki

Recent last minute flight deals from Illinois to Helsinki

Recent direct flight deals from Illinois to Helsinki

Good to know

FAQs for booking flights from Illinois to Helsinki

How does KAYAK find such low prices on flights from Illinois to Helsinki?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Helsinki.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Helsinki?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Helsinki from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Helsinki?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Helsinki with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Helsinki?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Helsinki from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Helsinki?

Everything you need to know for your flight to Helsinki

Information on the airport you'll fly into in Helsinki

Cabin class types available on flights to Illinois

Complete your trip to Helsinki with a hotel stay or car rental

Find direct flights for Helsinki

Flights to other popular destinations

Flights from domestic origins to Helsinki

Choose which airport to fly into in Helsinki

Find deals for your return flight