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$461+ Cheap flights from Finland to Illinois

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
HEL — ORD
Apr 21 — Apr 281
Tue 4/21
Tue 4/28
1 adult, Economy
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Cheap flight deals from Finland to Illinois

Cheapest flights from Finland to Illinois
Explore the most affordable flight options available from Finland to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 22, 2026.

This Ticket deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/93:00 pm
HEL
-
ORD
1 stop11h 15m
Icelandair
Wed 4/227:25 pm
ORD
-
HEL
1 stop10h 35m
Icelandair
Deal found 3/20$594
This Booking.com deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/243:00 pm
HEL
-
ORD
1 stop11h 15m
Icelandair
Fri 5/810:25 pm
ORD
-
HEL
1 stop31h 35m
Icelandair
Deal found 3/19$622
This Icelandair deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/163:00 pm
HEL
-
ORD
1 stop11h 15m
Icelandair
Sun 4/1910:25 pm
ORD
-
HEL
1 stop31h 35m
Icelandair
Deal found 3/17$637
This Delta deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/67:00 am
HEL
-
ORD
1 stop15h 30m
Delta
Mon 4/201:36 pm
ORD
-
HEL
2 stops19h 04m
Delta
Deal found 3/20$641
This Trip.com deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/33:00 pm
HEL
-
ORD
1 stop14h 25m
Icelandair
Sun 5/1010:25 pm
ORD
-
HEL
1 stop31h 35m
Icelandair
Deal found 3/19$642
This KLM deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/61:55 pm
HEL
-
ORD
1 stop32h 20m
Multiple Airlines
Mon 4/205:10 pm
ORD
-
HEL
1 stop15h 30m
Multiple Airlines
Deal found 3/22$644
This Flysmarter deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/61:55 pm
HEL
-
ORD
1 stop32h 20m
KLM
Wed 5/134:50 pm
ORD
-
HEL
1 stop23h 35m
KLM
Deal found 3/22$647
This Delta deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/67:00 am
HEL
-
MDW
2 stops18h 54m
Delta
Mon 4/201:24 pm
MDW
-
HEL
2 stops19h 16m
Delta
Deal found 3/22$649
This Delta deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/97:00 am
HEL
-
ORD
2 stops18h 10m
Delta
Wed 4/221:36 pm
ORD
-
HEL
2 stops15h 29m
Delta
Deal found 3/20$651
This Delta deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:00 am
HEL
-
ORD
1 stop15h 15m
Delta
Tue 5/126:05 pm
ORD
-
HEL
2 stops15h 35m
Delta
Deal found 3/21$652
This Delta deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/147:00 am
HEL
-
MDW
2 stops19h 36m
Delta
Tue 4/211:24 pm
MDW
-
HEL
2 stops19h 16m
Delta
Deal found 3/17$667
This KLM deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/57:00 am
HEL
-
MDW
2 stops18h 54m
Multiple Airlines
Tue 4/211:24 pm
MDW
-
HEL
2 stops19h 16m
Multiple Airlines
Deal found 3/18$670

Find flight deals from Finland to Illinois

Keep the following information in mind while searching for Finland to Illinois flight deals. Data was last updated March 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$594
(Ticket)

One-way from

$461
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$704
Provider with most accurate pricing for Helsinki-Vantaa-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Helsinki-Vantaa-Chicago (CHI) flights.
Search Deals
From Finland to Illinois
Search Deals
One-way flight from Finland to Illinois
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($89 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Finland to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 22, 2026.
Use the filters below to find and compare flights from Finland to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HelsinkiChicago

HEL - MDW

HELMDW

Helsinki-Vantaa

Mon 4/6

7:00 am-5:54 pm

2 stops18h 54m

Chicago Midway

Mon 4/20

1:24 pm-4:40 pm

2 stops19h 16m

$649

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Mon 4/6

7:00 am-8:23 pm

2 stops21h 23m

Chicago O'Hare Intl

Mon 4/20

1:36 pm-4:40 pm

2 stops19h 04m

$649

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Wed 5/6

7:00 am-3:10 pm

2 stops16h 10m

Chicago O'Hare Intl

Wed 5/13

4:50 pm-5:40 pm

1 stop16h 50m

$655

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Tue 5/5

7:00 am-9:57 pm

2 stops22h 57m

Chicago O'Hare Intl

Tue 5/12

6:05 pm-5:40 pm

2 stops15h 35m

$658
Quickest round-trip

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Tue 4/14

7:00 am-2:15 pm

1 stop15h 15m

Chicago O'Hare Intl

Tue 4/21

5:04 pm-4:40 pm

2 stops15h 36m

$662

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Sun 4/5

1:55 pm-2:30 pm

1 stop32h 35m

Chicago O'Hare Intl

Mon 4/20

5:10 pm-4:40 pm

1 stop15h 30m

$664

HelsinkiChicago

HEL - MDW

HELMDW

Helsinki-Vantaa

Tue 4/14

7:00 am-6:36 pm

2 stops19h 36m

Chicago Midway

Tue 4/21

1:24 pm-4:40 pm

2 stops19h 16m

$667

HelsinkiChicago

HEL - MDW

HELMDW

Helsinki-Vantaa

Sun 4/5

7:00 am-5:54 pm

2 stops18h 54m

Chicago Midway

Tue 4/21

1:24 pm-4:40 pm

2 stops19h 16m

$670

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Sun 4/5

7:00 am-6:34 pm

2 stops19h 34m

Chicago O'Hare Intl

Mon 4/20

5:10 pm-4:40 pm

1 stop15h 30m

$670

HelsinkiChicago

HEL - MDW

HELMDW

Helsinki-Vantaa

Mon 5/4

7:00 am-6:36 pm

2 stops19h 36m

Chicago Midway

Mon 5/11

6:36 pm-5:40 pm

2 stops15h 04m

$674

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/17

Showing 1-10 of 29 resultsSorted by cheapest first
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Best time to book a flight from Finland to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Finland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Finland to Illinois

What is the cheapest month to book a flight from Finland to Illinois?

Currently, April is the cheapest month in which you can book a flight from Finland to Illinois (average of $498). Flying from Finland to Illinois in July is currently the most expensive (average of $739). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Finland to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Finland to Illinois?

    There are many flights that can get you from Finland to Illinois in 16h 10m. Fly via Delta or KLM to get the fastest option. Finland and Illinois are separated by a distance of 4420 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Finland to Illinois one-way?

    The cheapest airlines for a one-way flight from Finland to Illinois are Icelandair ($562), British Airways ($715), and Finnair ($722).

  • Can I find deals for flights from Finland to Illinois that include hotel bookings?

    Yes. In addition to deals on Finland to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Finland to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Finland to Illinois.

  • Can I find deals for business class flights from Finland to Illinois?

    Yes. Cheapflights offers flight deals from Finland to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Finland to Illinois?

    Currently, April is the cheapest month in which you can book a flight from Finland to Illinois (average of $498). Flying from Finland to Illinois in July is currently the most expensive (average of $739). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Finland to Illinois

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