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$327+ 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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — HEL
Dec 2 — Dec 91
Tue 12/2
Tue 12/9
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 November 2, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$398
(Kiwi.com)

One-way from

$327
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$478

Good round-trip deal

$553 or less
Provider with most accurate pricing for Chicago (CHI)-Helsinki-Vantaa flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Helsinki-Vantaa flights.
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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 ($220 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 November 2025
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Price to beat on a round-trip 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 November 2, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/77:10 amORD - HEL
2 stops19h 30mScandinavian Airlines
Sun 12/146:15 amHEL - ORD
1 stop18h 30mScandinavian Airlines
Deal found 11/1$398
This Ticket deal was found by Cheapflights users on 11/2. 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 11/107:20 pmORD - HEL
1 stop22h 15mScandinavian Airlines
Sun 11/236:15 amHEL - ORD
1 stop18h 30mScandinavian Airlines
Deal found 11/2$401
This Scandinavian Airlines deal was found by Cheapflights users on 11/1. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/77:10 amORD - HEL
2 stops34h 25mScandinavian Airlines
Thu 12/114:05 pmHEL - ORD
1 stop32h 40mScandinavian Airlines
Deal found 11/1$413
This Scandinavian Airlines deal was found by Cheapflights users on 11/1. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/77:10 amORD - HEL
2 stops29h 10mScandinavian Airlines
Wed 12/104:10 pmHEL - ORD
2 stops32h 35mScandinavian Airlines
Deal found 11/1$420
This Cheapflightsfares deal was found by Cheapflights users on 10/31. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/307:20 pmORD - HEL
1 stop17h 00mScandinavian Airlines
Sun 12/76:15 amHEL - ORD
1 stop18h 30mScandinavian Airlines
Deal found 10/31$434
This oojo deal was found by Cheapflights users on 11/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/297:20 pmORD - HEL
1 stop22h 15mScandinavian Airlines
Sat 12/64:05 pmHEL - ORD
1 stop32h 40mScandinavian Airlines
Deal found 11/1$436
This FlightHub deal was found by Cheapflights users on 11/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/307:20 pmORD - HEL
1 stop22h 15mScandinavian Airlines
Sat 12/69:00 pmHEL - ORD
1 stop27h 45mScandinavian Airlines
Deal found 11/1$441
This Delta deal was found by Cheapflights users on 11/1. 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.
Wed 11/126:00 amBMI - HEL
2 stops26h 25mDelta
Sun 11/162:05 pmHEL - BMI
2 stops56h 45mDelta
Deal found 11/1$538
This Delta deal was found by Cheapflights users on 11/1. 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.
Mon 11/241:15 pmMDW - HEL
2 stops19h 10mDelta
Tue 12/97:00 amHEL - MDW
2 stops19h 18mDelta
Deal found 11/1$664
This Delta deal was found by Cheapflights users on 11/2. 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 11/101:15 pmMDW - HEL
2 stops19h 10mDelta
Sun 11/237:00 amHEL - MDW
2 stops19h 08mDelta
Deal found 11/2$714
This Delta deal was found by Cheapflights users on 10/30. 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 11/129:34 amMDW - HEL
2 stops23h 51mDelta
Sun 11/162:05 pmHEL - MDW
2 stops36h 03mDelta
Deal found 10/30$840
This Trip.com deal was found by Cheapflights users on 11/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/41:14 pmMDW - HEL
2 stops15h 56mAir France
Wed 12/107:00 amHEL - MDW
2 stops24h 47mAir France
Deal found 11/1$878

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 November 2, 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

Sun 12/7

7:10 am-10:40 am

2 stops19h 30m

Helsinki-Vantaa

Sun 12/14

6:15 am-4:45 pm

1 stop18h 30m

$402

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Sun 12/7

7:10 am-8:20 pm

2 stops29h 10m

Helsinki-Vantaa

Wed 12/10

9:00 pm-4:45 pm

1 stop27h 45m

$413

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Sun 12/7

7:10 am-8:20 pm

2 stops29h 10m

Helsinki-Vantaa

Sat 12/13

9:00 pm-4:45 pm

1 stop27h 45m

$413

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Sun 12/7

7:10 am-10:40 am

2 stops19h 30m

Helsinki-Vantaa

Fri 12/12

9:00 pm-4:45 pm

1 stop27h 45m

$413

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Mon 1/19

7:20 pm-10:35 am

2 stops31h 15m

Helsinki-Vantaa

Sat 1/24

6:30 pm-4:55 pm

2 stops30h 25m

$426

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Sun 11/30

7:20 pm-11:45 pm

2 stops20h 25m

Helsinki-Vantaa

Fri 12/5

6:15 am-4:45 pm

1 stop18h 30m

$442

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Mon 12/1

7:20 pm-10:40 am

1 stop31h 20m

Helsinki-Vantaa

Fri 12/12

9:00 pm-4:45 pm

1 stop27h 45m

$464

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Fri 12/5

7:20 pm-10:40 am

1 stop31h 20m

Helsinki-Vantaa

Fri 12/12

9:00 pm-4:45 pm

1 stop27h 45m

$464

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Mon 12/1

7:20 pm-10:35 am

2 stops31h 15m

Helsinki-Vantaa

Thu 12/11

9:00 pm-4:45 pm

1 stop27h 45m

$471

St. LouisHelsinki

STL - HEL

STLHEL

Lambert-St Louis

Fri 4/3

5:18 pm-7:00 pm

2 stops17h 42m

Helsinki-Vantaa

Fri 4/10

7:05 am-1:30 pm

1 stop14h 25m

$527

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 40 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, April is the cheapest month in which you can book a flight from Illinois to Helsinki (average of $393). Flying from Illinois to Helsinki in June is currently the most expensive (average of $890). 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 November 2, 2025.

A simple way to save on the total cost of your ticket is to fly from Illinois to Helsinki at noon. If you’re flexible enough to do this you can expect to save up to 46% on your trip compared to booking a flight in the afternoon.

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, Lufthansa, and American Airlines fly from Illinois to Helsinki in about 17h 42m. The time it takes to get you to your destination can typically vary by up to 1h 48m. 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 cheapest flights from Illinois to Helsinki?

    Looking for the cheapest flight from Illinois to Helsinki? While on average our users pay $727, our data indicates the cheapest price to be $500. 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, April is the cheapest month in which you can book a flight from Illinois to Helsinki (average of $393). Flying from Illinois to Helsinki in June is currently the most expensive (average of $890). 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 November 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$409Average$560FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$445Average$706FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$579Average$844FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$603Average$974FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$625Average$1,092FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$644Average$991FlexibilityNo cancel feeOn-time69%
FinnairCheapest$664Average$950FlexibilityNo cancel feeOn-time76%

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