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$287+ Cheap flights from Illinois to Helsinki (HEL)

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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — HEL
oct. 17 — oct. 241
vie. 10/17
vie. 10/24
1 adult, Economy
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Cheap flight deals from Illinois to Helsinki

Keep the following information in mind while searching for Illinois to Helsinki flight deals. Data was last updated septiembre 17, 2025.

Round-trip from

$402
(Ticket)

One-way from

$287
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$716

Good round-trip deal

$677 or less

Good one-way deal

$597 or less
From Illinois to Helsinki-Vantaa
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One-way flight from Illinois to Helsinki-Vantaa
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Highest demand for flights based on searches. 24% potential increase in price ($218 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Illinois to Helsinki-Vantaa.
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Price to beat on a one-way flight from Illinois to Helsinki-Vantaa.
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Find flight deals from Illinois to Helsinki

Cheapest flights from Illinois to Helsinki
Explore the most affordable flight options available from Illinois to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 17, 2025.

This Ticket deal was found by Cheapflights users on 9/16. 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.
lun. 10/207:15 pmORD - HEL
1 stop12h 10mScandinavian Airlines
mié. 11/56:15 amHEL - ORD
1 stop18h 30mScandinavian Airlines
Deal found 9/16$402
This Scandinavian Airlines deal was found by Cheapflights users on 9/17. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/210:31 amORD - HEL
2 stops16h 09mScandinavian Airlines
mar. 12/98:55 pmHEL - ORD
2 stops27h 50mScandinavian Airlines
Deal found 9/17$410
This Scandinavian Airlines deal was found by Cheapflights users on 9/16. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/137:10 amORD - HEL
2 stops19h 30mScandinavian Airlines
mar. 11/188:55 pmHEL - ORD
2 stops27h 50mScandinavian Airlines
Deal found 9/16$420
This oojo deal was found by Cheapflights users on 9/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/107:20 pmORD - HEL
1 stop22h 15mScandinavian Airlines
lun. 11/177:00 amHEL - ORD
2 stops17h 45mScandinavian Airlines
Deal found 9/16$423
This Scandinavian Airlines deal was found by Cheapflights users on 9/17. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/810:31 amORD - HEL
2 stops16h 09mScandinavian Airlines
vie. 12/124:05 pmHEL - ORD
1 stop32h 40mScandinavian Airlines
Deal found 9/17$425
This CrystalTravel deal was found by Cheapflights users on 9/17. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/77:20 pmORD - HEL
1 stop22h 15mScandinavian Airlines
sáb. 12/136:15 amHEL - ORD
1 stop18h 30mScandinavian Airlines
Deal found 9/17$428
This CrystalTravel deal was found by Cheapflights users on 9/16. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/27:20 pmORD - HEL
2 stops20h 25mScandinavian Airlines
dom. 11/96:15 amHEL - ORD
1 stop18h 30mScandinavian Airlines
Deal found 9/16$431
This Scandinavian Airlines deal was found by Cheapflights users on 9/17. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/810:31 amORD - HEL
2 stops31h 04mScandinavian Airlines
lun. 12/158:55 pmHEL - ORD
2 stops51h 50mScandinavian Airlines
Deal found 9/17$432
This Finnair deal was found by Cheapflights users on 9/17. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/198:49 amSTL - HEL
1 stop17h 56mMultiple Airlines
mar. 10/2812:30 pmHEL - STL
1 stop15h 23mMultiple Airlines
Deal found 9/17$432
This oojo deal was found by Cheapflights users on 9/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/37:20 pmORD - HEL
1 stop17h 00mScandinavian Airlines
mié. 12/104:10 pmHEL - ORD
2 stops32h 35mScandinavian Airlines
Deal found 9/14$433
This Delta deal was found by Cheapflights users on 9/16. 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.
mar. 10/219:31 amSTL - HEL
2 stops17h 04mDelta
vie. 10/316:30 amHEL - STL
2 stops20h 38mDelta
Deal found 9/16$474
This Delta deal was found by Cheapflights users on 9/16. 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.
mar. 10/219:31 amSTL - HEL
2 stops17h 04mDelta
mar. 10/282:05 pmHEL - STL
2 stops31h 38mDelta
Deal found 9/16$475

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Helsinki 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 septiembre 17, 2025.
Use the filters below to find and compare flights from Illinois to Helsinki that are best for you.

Fly from

Illinois

Fly to

Helsinki

Route

Depart

Return

Price

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

jue. 11/13

7:10 am-10:40 am

2 stops19h 30m

Helsinki-Vantaa

mar. 11/18

8:55 pm-4:45 pm

2 stops27h 50m

$420

St. LouisHelsinki

STL - HEL

STLHEL

Lambert-St Louis

dom. 10/19

8:49 am-10:45 am

1 stop17h 56m

Helsinki-Vantaa

mar. 10/28

4:50 pm-9:46 am

1 stop23h 56m

$432

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

mié. 11/12

7:20 pm-9:05 pm

2 stops17h 45m

Helsinki-Vantaa

mar. 11/18

4:10 pm-4:45 pm

2 stops32h 35m

$434

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

vie. 12/12

7:10 am-1:35 am

2 stops34h 25m

Helsinki-Vantaa

mar. 12/23

4:05 pm-4:45 pm

1 stop32h 40m

$454

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

mié. 11/5

7:20 pm-1:35 am

1 stop22h 15m

Helsinki-Vantaa

mié. 11/12

11:20 am-4:45 pm

1 stop13h 25m

$454

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

mié. 11/5

7:20 pm-1:35 am

1 stop22h 15m

Helsinki-Vantaa

mar. 11/11

4:05 pm-4:45 pm

1 stop32h 40m

$464

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

lun. 11/3

7:20 pm-8:20 pm

1 stop17h 00m

Helsinki-Vantaa

vie. 11/7

6:15 am-4:45 pm

1 stop18h 30m

$464

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

mié. 11/5

7:20 pm-9:05 pm

2 stops17h 45m

Helsinki-Vantaa

lun. 11/10

6:15 am-4:45 pm

1 stop18h 30m

$471

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

dom. 11/2

7:20 pm-11:45 pm

2 stops20h 25m

Helsinki-Vantaa

vie. 11/7

6:15 am-4:45 pm

1 stop18h 30m

$471

St. LouisHelsinki

STL - HEL

STLHEL

Lambert-St Louis

mié. 10/22

9:31 am-10:35 am

2 stops17h 04m

Helsinki-Vantaa

jue. 10/30

6:30 am-6:02 pm

2 stops18h 32m

$474

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 54 results
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Best time to book a flight from Illinois to Helsinki

Have a flexible travel schedule? Discover the best time to fly to Helsinki from Illinois 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 Illinois to Helsinki

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

Currently, November is the cheapest month in which you can book a flight from Illinois to Helsinki (average of $444). Flying from Illinois to Helsinki in June is currently the most expensive (average of $1,082). 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 IL to HEL?

Find hourly flight availability from Illinois to Helsinki. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 17, 2025.

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

Related info for your journey

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

  • What airport do you fly into for flights to Helsinki from Illinois?

    For a flight from Illinois to Helsinki, you will be flying into Helsinki-Vantaa. Helsinki-Vantaa (HEL) is just 10.6 mi from the center of the city.

  • How long is the flight from Illinois to Helsinki?

    Airlines like Scandinavian Airlines, Delta, and American Airlines fly from Illinois to Helsinki in about 17h 04m. The time it takes to get you to your destination can typically vary by up to 3h 31m. Airlines will cover a distance of 4678 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Illinois to Helsinki?

    The most popular route from Illinois to Helsinki is Chicago O'Hare Intl - Helsinki-Vantaa. You may also consider Chicago Midway - Helsinki-Vantaa or Lambert-St Louis - Helsinki-Vantaa.

  • What are the most reliable airlines from Illinois to Helsinki?

    No one likes to see their flight delayed. When booking a flight from Illinois to Helsinki consider choosing American Airlines (70%), Alaska Airlines (70%) or Finnair (70%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Illinois to Helsinki?

    Looking for the cheapest flight from Illinois to Helsinki? While on average our users pay $2,058, our data indicates the cheapest price to be $509. The most popular route (Chicago O'Hare Intl - Helsinki-Vantaa), is priced around $402.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois to Helsinki 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 Illinois to Helsinki?

    Currently, November is the cheapest month in which you can book a flight from Illinois to Helsinki (average of $444). Flying from Illinois to Helsinki in June is currently the most expensive (average of $1,082). 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

Traveling to a place near Helsinki?

Book flights to Helsinki if you plan to visit one of these locations
Vantaa
Lahti

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Alternative routes for Illinois to Helsinki

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Illinois to Helsinki

Discover the top 7 airlines that operate flights from Illinois to Helsinki. 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 septiembre 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$398Average$552FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$430Average$674FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$505Average$821FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$576Average$958FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$612Average$989FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$625Average$1,092FlexibilityNo cancel feeOn-time76%
FinnairCheapest$664Average$931FlexibilityNo cancel feeOn-time76%

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