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$437+ 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 6/14. Fares are subject to change and may not be available on all flights or dates of travel.
HEL — ORD
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
1 adult, Economy
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Cheap flight deals from Finland to Illinois

Keep the following information in mind while searching for Finland to Illinois flight deals. Data was last updated April 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$519
(Mytrip)

One-way from

$437
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$649

Good round-trip deal

$714 or less

Good one-way deal

$728 or less
Provider with most accurate pricing for Helsinki-Vantaa-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Helsinki-Vantaa-Chicago (CHI) flights.
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From Finland to Illinois
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One-way flight from Finland to Illinois
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Highest demand for flights based on searches. 13% potential increase in price ($112 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Finland to Illinois.
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Price to beat on a one-way flight from Finland to Illinois.
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Find 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 April 2, 2025.

This Mytrip deal was found by Cheapflights users on 4/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/283:00 pmHEL - ORD
1 stop11h 15mIcelandair
Mon 5/57:25 pmORD - HEL
1 stop10h 35mIcelandair
Deal found 4/1$519
This KLM deal was found by Cheapflights users on 3/31. 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 4/207:00 amHEL - ORD
1 stop15h 10mKLM
Sun 4/274:20 pmORD - HEL
1 stop17h 20mKLM
Deal found 3/31$549
This Delta deal was found by Cheapflights users on 3/31. 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.
Sun 4/207:00 amHEL - ORD
2 stops19h 49mDelta
Sun 4/274:20 pmORD - HEL
1 stop17h 20mDelta
Deal found 3/31$557
This ResecentrumGruppen deal was found by Cheapflights users on 3/31. 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 ResecentrumGruppen is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/174:25 pmHEL - ORD
Nonstop9h 25mFinnair
Thu 5/15:10 pmORD - HEL
1 stop12h 50mFinnair
Deal found 3/31$602
This Ticket deal was found by Cheapflights users on 4/1. 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.
Sat 4/197:00 amHEL - ORD
1 stop15h 10mMultiple Airlines
Mon 5/55:10 pmORD - HEL
1 stop22h 10mMultiple Airlines
Deal found 4/1$614
This Ticket deal was found by Cheapflights users on 4/1. 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.
Sat 4/197:00 amHEL - ORD
1 stop15h 10mAir France
Mon 5/56:15 pmORD - HEL
2 stops14h 25mAir France
Deal found 4/1$618
This Travelis deal was found by Cheapflights users on 4/1. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/187:40 pmHEL - ORD
1 stop26h 20mLufthansa
Tue 6/249:40 pmORD - HEL
1 stop18h 10mLufthansa
Deal found 4/1$644
This Delta deal was found by Cheapflights users on 4/1. 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.
Sat 4/197:00 amHEL - MDW
2 stops19h 20mDelta
Mon 5/55:59 pmMDW - HEL
2 stops14h 41mDelta
Deal found 4/1$647
This Gotogate deal was found by Cheapflights users on 3/31. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/159:00 pmHEL - ORD
1 stop27h 10mScandinavian Airlines
Thu 5/227:15 pmORD - HEL
1 stop17h 00mScandinavian Airlines
Deal found 3/31$683
This Iberia deal was found by Cheapflights users on 3/31. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/204:25 pmHEL - ORD
Nonstop9h 25mIberia
Sun 4/279:30 pmORD - HEL
Nonstop8h 45mIberia
Deal found 3/31$687
This American Airlines deal was found by Cheapflights users on 4/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/174:25 pmHEL - ORD
Nonstop9h 25mAmerican Airlines
Thu 5/19:30 pmORD - HEL
Nonstop8h 45mAmerican Airlines
Deal found 4/1$690
This Orbitz deal was found by Cheapflights users on 3/31. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/204:25 pmHEL - ORD
Nonstop9h 25mBritish Airways
Sun 4/2710:20 pmORD - HEL
1 stop14h 40mBritish Airways
Deal found 3/31$704

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 April 2, 2025.
Use the filters below to find and compare flights from Finland to Illinois that are best for you.

Fly from

Finland

Fly to

Illinois

Route

Depart

Return

Price

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Mon 4/28

3:00 pm-6:15 pm

1 stop11h 15m

Chicago O'Hare Intl

Mon 5/5

7:25 pm-2:00 pm

1 stop10h 35m

$519

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Sun 4/20

7:00 am-2:10 pm

1 stop15h 10m

Chicago O'Hare Intl

Sun 4/27

4:20 pm-5:40 pm

1 stop17h 20m

$549

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Sun 4/20

7:00 am-6:49 pm

2 stops19h 49m

Chicago O'Hare Intl

Sun 4/27

4:20 pm-5:40 pm

1 stop17h 20m

$557

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Thu 4/17

4:25 pm-5:50 pm

Nonstop9h 25m

Chicago O'Hare Intl

Thu 5/1

5:10 pm-2:00 pm

1 stop12h 50m

$602

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Sat 4/19

7:00 am-2:10 pm

1 stop15h 10m

Chicago O'Hare Intl

Mon 5/5

5:10 pm-11:20 pm

1 stop22h 10m

$614

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Sat 4/19

7:00 am-2:10 pm

1 stop15h 10m

Chicago O'Hare Intl

Mon 5/5

6:15 pm-4:40 pm

2 stops14h 25m

$618

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Wed 6/18

7:40 pm-2:00 pm

1 stop26h 20m

Chicago O'Hare Intl

Tue 6/24

9:40 pm-11:50 pm

1 stop18h 10m

$644

HelsinkiChicago

HEL - MDW

HELMDW

Helsinki-Vantaa

Sat 4/19

7:00 am-6:20 pm

2 stops19h 20m

Chicago Midway

Mon 5/5

5:59 pm-4:40 pm

2 stops14h 41m

$647

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Thu 5/15

9:00 pm-4:10 pm

1 stop27h 10m

Chicago O'Hare Intl

Thu 5/22

7:15 pm-8:15 pm

1 stop17h 00m

$683

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Sun 4/20

4:25 pm-5:50 pm

Nonstop9h 25m

Chicago O'Hare Intl

Sun 4/27

9:30 pm-2:15 pm

Nonstop8h 45m

$687

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 27 results
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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, August is the cheapest month in which you can book a flight from Finland to Illinois (average of $245). Flying from Finland to Illinois in March is currently the most expensive (average of $323). 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.

What is the cheapest time of day to fly from FI to IL?

Find hourly flight availability from Finland to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 2, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Finland to Illinois as you normally would.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated April 2, 2025.
Get a feel of what it's like to fly with Delta, KLM and Finnair from Finland to Illinois by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,899 reviews

Food

7.3

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,899 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,323 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Austrian Airlines
7.6
Good
771 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air France
7.4
Good
1,427 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • 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 Turkish Airlines ($578), Scandinavian Airlines ($625), and Delta ($685).

  • 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, August is the cheapest month in which you can book a flight from Finland to Illinois (average of $245). Flying from Finland to Illinois in March is currently the most expensive (average of $323). 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

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Alternative routes for Finland to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Finland to Illinois

Discover the top 3 airlines that operate flights from Finland to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$617Average$718FlexibilityNo cancel feeOn-time76%
FinnairCheapest$695Average$903FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$785Average$1,374FlexibilityNo cancel feeOn-time70%

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