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$412+ 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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
HEL — ORD
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$619
(Travelis)

One-way from

$412
(Mytrip)

Popular in

July

Cheapest in

February

Average price

$547

Good round-trip deal

$588 or less

Good one-way deal

$701 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. 14% potential increase in price ($119 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 February 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 February 20, 2025.

This Travelis deal was found by Cheapflights users on 2/20. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/311:35 pmHEL - ORD
1 stop29h 20mLufthansa
Sun 4/139:40 pmORD - HEL
1 stop18h 10mLufthansa
Deal found 2/20$619
This Delta deal was found by Cheapflights users on 2/20. 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.
Wed 3/197:00 amHEL - ORD
1 stop15h 30mDelta
Wed 3/262:40 pmORD - HEL
2 stops18h 20mDelta
Deal found 2/20$620
This United Airlines deal was found by Cheapflights users on 2/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/126:40 amHEL - ORD
2 stops32h 17mUnited Airlines
Wed 3/192:04 pmORD - HEL
2 stops26h 21mUnited Airlines
Deal found 2/20$621
This FlightHub deal was found by Cheapflights users on 2/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/197:00 pmHEL - ORD
1 stop23h 10mTurkish Airlines
Wed 3/2612:55 pmORD - HEL
1 stop22h 10mTurkish Airlines
Deal found 2/20$623
This Ticket deal was found by Cheapflights users on 2/20. 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.
Mon 3/316:10 amHEL - ORD
2 stops36h 37mMultiple Airlines
Sun 4/139:40 pmORD - HEL
1 stop18h 10mMultiple Airlines
Deal found 2/20$629
This Ticket deal was found by Cheapflights users on 2/20. 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.
Mon 3/316:10 amHEL - ORD
2 stops36h 37mAir Canada
Sun 4/136:01 pmORD - HEL
2 stops34h 49mAir Canada
Deal found 2/20$637
This StudentUniverse deal was found by Cheapflights users on 2/20. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/314:25 pmHEL - ORD
Nonstop9h 25mFinnair
Sun 4/139:30 pmORD - HEL
Nonstop8h 45mFinnair
Deal found 2/20$648
This Booking.com deal was found by Cheapflights users on 2/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/314:25 pmHEL - ORD
Nonstop9h 25mBritish Airways
Sun 4/139:30 pmORD - HEL
Nonstop8h 45mBritish Airways
Deal found 2/20$662
This Travelis deal was found by Cheapflights users on 2/20. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/243:00 pmHEL - ORD
1 stop11h 15mIcelandair
Sat 8/3010:15 pmORD - HEL
1 stop31h 45mIcelandair
Deal found 2/20$683
This American Airlines deal was found by Cheapflights users on 2/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/3112:35 pmHEL - ORD
1 stop15h 19mAmerican Airlines
Sun 4/1312:09 pmORD - HEL
1 stop14h 36mAmerican Airlines
Deal found 2/20$687
This StudentUniverse deal was found by Cheapflights users on 2/20. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/268:55 pmHEL - ORD
2 stops28h 55mScandinavian Airlines
Wed 3/57:05 amORD - HEL
2 stops19h 35mScandinavian Airlines
Deal found 2/20$775
This Delta deal was found by Cheapflights users on 2/20. 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.
Sun 8/246:40 amHEL - MDW
2 stops19h 23mDelta
Sat 8/302:00 pmMDW - HEL
2 stops17h 25mDelta
Deal found 2/20$977

Find flights from Finland to Illinois within your budget

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 February 20, 2025.

Fly from

Finland

Fly to

Illinois

Route

Depart

Return

Price

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Mon 3/31

1:35 pm-10:55 am

1 stop29h 20m

Chicago O'Hare Intl

Sun 4/13

9:40 pm-11:50 pm

1 stop18h 10m

$619

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Wed 3/19

7:00 am-3:30 pm

1 stop15h 30m

Chicago O'Hare Intl

Wed 3/26

2:40 pm-4:00 pm

2 stops18h 20m

$620

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Wed 3/12

6:40 am-7:57 am

2 stops32h 17m

Chicago O'Hare Intl

Wed 3/19

2:04 pm-11:25 pm

2 stops26h 21m

$621

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Wed 3/19

7:00 pm-11:10 am

1 stop23h 10m

Chicago O'Hare Intl

Wed 3/26

12:55 pm-6:05 pm

1 stop22h 10m

$623

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Mon 3/31

6:10 am-10:47 am

2 stops36h 37m

Chicago O'Hare Intl

Sun 4/13

9:40 pm-11:50 pm

1 stop18h 10m

$629

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Mon 3/31

6:10 am-10:47 am

2 stops36h 37m

Chicago O'Hare Intl

Sun 4/13

6:01 pm-12:50 pm

2 stops34h 49m

$637

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Mon 3/31

4:25 pm-5:50 pm

Nonstop9h 25m

Chicago O'Hare Intl

Sun 4/13

9:30 pm-2:15 pm

Nonstop8h 45m

$648

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Mon 3/31

4:25 pm-5:50 pm

Nonstop9h 25m

Chicago O'Hare Intl

Sun 4/13

9:30 pm-2:15 pm

Nonstop8h 45m

$662

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Mon 3/31

12:35 pm-7:54 pm

1 stop15h 19m

Chicago O'Hare Intl

Sun 4/13

12:09 pm-10:45 am

1 stop14h 36m

$687

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Fri 7/4

3:00 pm-9:15 pm

1 stop14h 15m

Chicago O'Hare Intl

Thu 12/18

6:30 pm-1:00 pm

1 stop10h 30m

$826

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 25 results
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2
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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.

Travel insights for flights from Finland to Illinois

Get recent, data-driven insights about flights from Finland to Illinois including ideal travel times, pricing trends, and more.

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 $321). 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 February 20, 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 February 20, 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
8,219 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

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
8,219 reviews
Delta
8.0
Very good
8,219 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

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
1,333 reviews
Delta
8.0
Very good
8,219 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

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
1,274 reviews
Delta
8.0
Very good
8,219 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

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
1,449 reviews
Delta
8.0
Very good
8,219 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

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

United Airlines
7.4
Good
8,765 reviews
Delta
8.0
Very good
8,219 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

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 ($565), Icelandair ($595), and British Airways ($625).

  • 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 $321). 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$617Average$718FlexibilityNo cancel feeOn-time76%
FinnairCheapest$702Average$1,039FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$785Average$1,374FlexibilityNo cancel feeOn-time70%
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