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$457+ Cheap flights from Helsinki (HEL) 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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
HEL — ORD
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Helsinki to Illinois

Keep the following information in mind while searching for Helsinki to Illinois flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$522
(Trip.com)

One-way from

$457
(Mytrip)

Popular in

July

Cheapest in

February

Average price

$648
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 Helsinki-Vantaa to Illinois
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One-way flight from Helsinki-Vantaa to Illinois
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Highest demand for flights based on searches. 15% potential increase in price ($126 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Helsinki to Illinois

Cheapest flights from Helsinki to Illinois
Explore the most affordable flight options available from Helsinki to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Trip.com deal was found by Cheapflights users on 10/29. 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 11/2310:00 amHEL - ORD
2 stops15h 20mMultiple Airlines
Sun 12/76:30 pmORD - HEL
2 stops19h 55mMultiple Airlines
Deal found 10/29$522
This Flightnetwork 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/236:15 amHEL - ORD
1 stop18h 30mScandinavian Airlines
Sun 12/77:20 pmORD - HEL
1 stop17h 00mScandinavian Airlines
Deal found 10/30$650
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.
Sun 11/237:00 amHEL - ORD
1 stop15h 20mDelta
Tue 1/201:55 pmORD - HEL
2 stops18h 30mDelta
Deal found 10/30$681
This Delta deal was found by Cheapflights users on 10/29. 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 11/237:00 amHEL - ORD
1 stop15h 20mDelta
Sun 12/75:20 pmORD - HEL
1 stop15h 05mDelta
Deal found 10/29$682
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/236:55 amHEL - ORD
1 stop21h 10mLufthansa
Sun 12/710:35 pmORD - HEL
1 stop18h 45mLufthansa
Deal found 10/30$685
This Delta deal was found by Cheapflights users on 10/29. 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 11/57:00 amHEL - ORD
2 stops21h 23mDelta
Sun 11/95:20 pmORD - HEL
1 stop15h 05mDelta
Deal found 10/29$688
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.
Thu 11/277:00 amHEL - ORD
2 stops17h 36mDelta
Thu 12/46:45 amORD - HEL
2 stops22h 25mDelta
Deal found 10/30$692
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:55 amHEL - ORD
2 stops16h 00mMultiple Airlines
Thu 12/410:35 pmORD - HEL
1 stop18h 45mMultiple Airlines
Deal found 10/30$709
This Flysmarter deal was found by Cheapflights users on 10/29. 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.
Sun 11/236:55 amHEL - ORD
2 stops16h 00mAir Canada
Sun 12/712:50 pmORD - HEL
2 stops16h 20mAir Canada
Deal found 10/29$710
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/271:55 pmHEL - ORD
1 stop14h 10mLufthansa
Thu 12/410:35 pmORD - HEL
1 stop18h 45mLufthansa
Deal found 10/30$712
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.
Sun 11/237:00 amHEL - MDW
2 stops19h 18mDelta
Sun 12/71:14 pmMDW - HEL
2 stops15h 56mDelta
Deal found 10/30$766
This Flysmarter 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/147:00 amHEL - MDW
2 stops17h 18mAir France
Sun 12/216:08 pmMDW - HEL
2 stops14h 17mAir France
Deal found 10/30$1,929

Cheapflights Fare Finder

 
Customize your flight search to find flights from Helsinki 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 October 30, 2025.
Use the filters below to find and compare flights from Helsinki to Illinois that are best for you.

Fly from

Helsinki

Fly to

Illinois

Route

Depart

Return

Price

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Sun 11/23

10:00 am-5:20 pm

2 stops15h 20m

Chicago O'Hare Intl

Sun 12/7

6:30 pm-10:25 pm

2 stops19h 55m

$522

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Sun 11/23

6:15 am-4:45 pm

1 stop18h 30m

Chicago O'Hare Intl

Sun 12/7

7:20 pm-8:20 pm

1 stop17h 00m

$650

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Thu 3/5

1:55 pm-5:20 pm

1 stop11h 25m

Chicago O'Hare Intl

Mon 3/9

7:30 pm-12:55 pm

1 stop10h 25m

$675

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Sun 11/23

7:00 am-2:20 pm

1 stop15h 20m

Chicago O'Hare Intl

Sun 12/7

5:20 pm-4:25 pm

1 stop15h 05m

$682

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Thu 3/5

6:15 am-4:45 pm

1 stop18h 30m

Chicago O'Hare Intl

Mon 3/9

8:20 pm-11:45 pm

2 stops20h 25m

$682

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Sun 11/23

7:00 am-9:36 pm

2 stops22h 36m

Chicago O'Hare Intl

Tue 1/20

1:55 pm-4:25 pm

2 stops18h 30m

$686

HelsinkiChicago

HEL - MDW

HELMDW

Helsinki-Vantaa

Thu 3/5

7:00 am-8:50 am

2 stops33h 50m

Chicago Midway

Mon 3/9

5:59 pm-1:10 pm

2 stops36h 11m

$742

HelsinkiChicago

HEL - MDW

HELMDW

Helsinki-Vantaa

Sun 11/23

7:00 am-6:18 pm

2 stops19h 18m

Chicago Midway

Sun 12/7

1:14 pm-1:10 pm

2 stops15h 56m

$766

HelsinkiChicago

HEL - MDW

HELMDW

Helsinki-Vantaa

Sun 12/14

7:00 am-4:18 pm

2 stops17h 18m

Chicago Midway

Sun 12/21

6:08 pm-4:25 pm

2 stops14h 17m

$1,929

HelsinkiChicago

HEL - MDW

HELMDW

Helsinki-Vantaa

Sun 12/14

7:00 am-6:18 pm

2 stops19h 18m

Chicago Midway

Sun 12/21

11:48 am-4:25 pm

2 stops20h 37m

$2,456

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 23 results
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Best time to book a flight from Helsinki to Illinois

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

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

Currently, February is the cheapest month in which you can book a flight from Helsinki to Illinois (average of $421). Flying from Helsinki to Illinois in September is currently the most expensive (average of $778). 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.

How much does it cost to fly round-trip from Helsinki to Illinois?

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 October 30, 2025.
Read reviews from past customers who have flown KLM, Finnair, and Icelandair from Helsinki to Illinois. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,406 reviews

Comfort

7.7

Boarding

7.8

Food

7.3

Overall

7.7

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,406 reviews
KLM
7.7
Good
1,406 reviews

Comfort

7.7

Boarding

7.8

Food

7.3

Overall

7.7

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Finnair
7.6
Good
1,333 reviews
KLM
7.7
Good
1,406 reviews

Comfort

7.7

Boarding

7.8

Food

7.3

Overall

7.7

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Icelandair
7.1
Good
562 reviews
KLM
7.7
Good
1,406 reviews

Comfort

7.7

Boarding

7.8

Food

7.3

Overall

7.7

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
British Airways
6.7
Okay
7,488 reviews
KLM
7.7
Good
1,406 reviews

Comfort

7.7

Boarding

7.8

Food

7.3

Overall

7.7

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from Helsinki to Illinois. 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 from for flights from Helsinki to Illinois?

    Helsinki-Vantaa (HEL) is the airport you will fly out of if you book a flight from Helsinki to Illinois. It is only a 10.6 mi journey to Helsinki-Vantaa (HEL) from Helsinki’s city center.

  • How long is the flight from Helsinki to Illinois?

    Departing from Helsinki to Illinois will take you 11h 25m. There are 4420 mi between Helsinki and Illinois. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The top 3 most reliable airlines when flying from Helsinki to Illinois are American Airlines (58%), Alaska Airlines (58%) and Finnair (58%).

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Helsinki to Illinois (average of $421). Flying from Helsinki to Illinois in September is currently the most expensive (average of $778). 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 Helsinki to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Helsinki to Illinois

Discover the top 2 airlines that operate flights from Helsinki 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$695Average$903FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$838Average$1,376FlexibilityNo cancel feeOn-time70%

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