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.

$302 CHEAP FLIGHTS from Illinois 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

Wed, Apr 14 - Wed, Apr 28

7:15 pm - 10:35 amORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

31h 20m1 stop Kastrup Copenhagen

11:15 am - 4:10 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

12h 55m1 stop Kastrup Copenhagen

$465Scandinavian Airlines

Tue, Mar 2 - Mon, Mar 8

7:10 pm - 8:20 pmORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

17h 10m1 stop Kastrup Copenhagen

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

18h 30m1 stop Kastrup Copenhagen

$467Scandinavian Airlines

Sun, Apr 4 - Sun, Apr 11

7:25 pm - 6:20 pmORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

14h 55m2 stops Reykjavik Keflavik Intl Stockholm Arlanda

8:15 am - 6:15 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

42h 00m2 stops Stockholm Arlanda Reykjavik Keflavik Intl

$594Multiple Airlines

Tue, Dec 1 - Mon, Dec 7

6:30 pm - 1:35 amORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

23h 05m3 stops Reykjavik Keflavik Intl Stockholm Arlanda Kastrup Copenhagen

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

18h 00m2 stops Stockholm Arlanda Reykjavik Keflavik Intl

$620Multiple Airlines

Tue, Mar 30 - Tue, Apr 13

7:25 pm - 2:00 pmORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

10h 35m1 stop Reykjavik Keflavik Intl

3:00 pm - 6:15 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

11h 15m1 stop Reykjavik Keflavik Intl

$671Icelandair

Mon, Mar 29 - Tue, Apr 13

7:25 pm - 2:00 pmORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

10h 35m1 stop Reykjavik Keflavik Intl

3:00 pm - 6:15 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

11h 15m1 stop Reykjavik Keflavik Intl

$671Icelandair

Sun, Apr 18 - Sat, Apr 24

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

8h 45mnonstop

4:50 pm - 7:25 amHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

22h 35m1 stop Toronto Pearson Intl

$833British Airways

Sat, Apr 17 - Thu, Apr 22

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

$833British Airways

Fri, Mar 26 - Mon, Apr 5

3:59 pm - 1:55 pmORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

14h 56m1 stop New York John F Kennedy Intl

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

9h 25mnonstop

$851Finnair

Wed, Mar 24 - Mon, Apr 19

3:59 pm - 1:55 pmORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

14h 56m1 stop New York John F Kennedy Intl

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

9h 25mnonstop

$851Finnair

Recent last minute flight deals from Illinois to Helsinki

Wed, Nov 11 - Mon, Nov 23

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

$600Scandinavian Airlines

Wed, Nov 11 - Mon, Nov 23

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

$601Scandinavian Airlines

Wed, Nov 11 - Mon, Nov 23

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

$607Scandinavian Airlines

Wed, Nov 11 - Mon, Nov 23

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

$608Scandinavian Airlines

Thu, Nov 12 - Tue, Nov 24

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

22h 25m1 stop Kastrup Copenhagen

11:15 am - 4:45 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

13h 30m1 stop Kastrup Copenhagen

$646Scandinavian Airlines

Thu, Nov 12 - Mon, Nov 23

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

$649Scandinavian Airlines

Thu, Nov 12 - Mon, Nov 23

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

22h 25m1 stop Kastrup Copenhagen

11:15 am - 4:45 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

13h 30m1 stop Kastrup Copenhagen

$649Scandinavian Airlines

Thu, Nov 12 - Tue, Nov 24

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

22h 25m1 stop Kastrup Copenhagen

11:15 am - 4:45 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

13h 30m1 stop Kastrup Copenhagen

$649Scandinavian Airlines

Thu, Nov 12 - Tue, Nov 24

4:20 pm - 10:25 pmORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

22h 05m2 stops Vienna Intl Stockholm Arlanda

7:20 am - 7:58 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

20h 38m3 stops Stockholm Arlanda Frankfurt am Main Toronto Pearson Intl

$783Multiple Airlines

Thu, Nov 12 - Tue, Nov 24

4:20 pm - 1:35 amORD Chicago O'Hare Intl-HEL Helsinki-Vantaa

25h 15m3 stops Vienna Intl Stockholm Arlanda Kastrup Copenhagen

7:20 am - 7:58 pmHEL Helsinki-Vantaa-ORD Chicago O'Hare Intl

20h 38m3 stops Stockholm Arlanda Frankfurt am Main Toronto Pearson Intl

$786Multiple Airlines

Recent direct flight deals from Illinois to Helsinki

Sat, Apr 17 - Thu, Apr 22

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

$847British Airways

Wed, Apr 28 - Wed, May 5

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

$847British Airways

Sun, Apr 18 - Sat, Apr 24

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

$847British Airways

Wed, Apr 14 - Wed, Apr 28

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

$873American Airlines

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

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

$873Multiple Airlines

Thu, Apr 15 - Thu, Apr 29

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

$875Iberia

Thu, Apr 15 - Wed, Apr 28

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

$875Multiple Airlines

Thu, Apr 15 - Thu, Apr 29

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

$876Iberia

Mon, Mar 29 - Sun, Apr 11

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

$939Finnair

Useful Info

Low season	October
High season	July
Cheapest flight	$302

Best time to beat the crowds with an average 6% drop in price.

Most popular time to fly with an average 19% increase in price.

Flight from Chicago 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.