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$465+ Cheap flights from Helsinki (HEL) to Chicago (CHI)

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 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
HEL — CHI
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Helsinki-Vantaa to Chicago are usually found in February or March, booked 21 days in advance, depart on a Monday or Sunday and return on a Wednesday

Cheap flight deals from Helsinki to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Helsinki (HEL) to Chicago (CHI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 17, 2025.

Round-trip from

$610
(Mytrip)

One-way from

$465
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$649
From Helsinki-Vantaa to Chicago (CHI)
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One-way flight from Helsinki-Vantaa to Chicago (CHI)
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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 ($18 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Helsinki to Chicago

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

This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/19:55 amHEL - ORD
2 stops15h 25mMultiple Airlines
Sat 11/86:30 pmORD - HEL
2 stops21h 25mMultiple Airlines
Deal found 9/17$610
This Sembo deal was found by Cheapflights users on 9/15. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/61:55 pmHEL - ORD
1 stop11h 25mIcelandair
Sun 11/166:30 pmORD - HEL
1 stop10h 25mIcelandair
Deal found 9/15$637
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/163:00 pmHEL - ORD
1 stop11h 15mIcelandair
Sun 10/1910:15 pmORD - HEL
1 stop31h 45mIcelandair
Deal found 9/17$642
This Flightnetwork 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/79:00 pmHEL - ORD
1 stop27h 45mScandinavian Airlines
Sun 11/237:20 pmORD - HEL
1 stop22h 15mScandinavian Airlines
Deal found 9/16$649
This Sembo deal was found by Cheapflights users on 9/15. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/67:00 amHEL - ORD
2 stops17h 45mScandinavian Airlines
Sun 11/167:20 pmORD - HEL
1 stop12h 05mScandinavian Airlines
Deal found 9/15$657
This Delta deal was found by Cheapflights users on 9/15. 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 - MDW
2 stops18h 43mDelta
Sat 11/151:14 pmMDW - HEL
2 stops15h 56mDelta
Deal found 9/15$701
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/77:00 amHEL - MDW
2 stops18h 43mDelta
Sun 11/235:34 pmMDW - HEL
2 stops15h 51mDelta
Deal found 9/17$759
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.
Thu 9/256:40 amHEL - MDW
2 stops19h 55mDelta
Thu 11/275:34 pmMDW - HEL
2 stops15h 51mDelta
Deal found 9/16$804
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Fri 11/78:15 amHEL - MDW
2 stops22h 05mMultiple Airlines
Sun 11/1611:21 amMDW - HEL
1 stop15h 24mMultiple Airlines
Deal found 9/15$861
This flugladen.de deal was found by Cheapflights users on 9/15. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/67:00 amHEL - MDW
2 stops19h 25mKLM
Sun 11/169:32 amMDW - HEL
2 stops19h 38mKLM
Deal found 9/15$940
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/167:00 amHEL - MDW
2 stops19h 25mDelta
Sun 10/196:23 pmMDW - HEL
2 stops14h 17mDelta
Deal found 9/17$1,109
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/17:00 amHEL - MDW
2 stops17h 55mMultiple Airlines
Sat 11/154:28 pmMDW - HEL
2 stops15h 57mMultiple Airlines
Deal found 9/17$1,428

Cheapflights Fare Finder

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

Fly from

Helsinki

Fly to

Chicago

Route

Depart

Return

Price

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Sat 11/1

9:55 am-6:20 pm

2 stops15h 25m

Chicago O'Hare Intl

Sat 11/8

6:30 pm-11:55 pm

2 stops21h 25m

$610

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Thu 10/16

3:00 pm-6:15 pm

1 stop11h 15m

Chicago O'Hare Intl

Sun 10/19

10:15 pm-2:00 pm

1 stop31h 45m

$642

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Fri 11/7

9:00 pm-4:45 pm

1 stop27h 45m

Chicago O'Hare Intl

Sun 11/23

7:20 pm-1:35 am

1 stop22h 15m

$649

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Fri 1/23

1:55 pm-5:20 pm

1 stop11h 25m

Chicago O'Hare Intl

Fri 2/6

6:30 pm-12:55 pm

1 stop10h 25m

$670

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

$670

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Wed 1/21

1:55 pm-5:20 pm

1 stop11h 25m

Chicago O'Hare Intl

Tue 2/3

6:30 pm-12:55 pm

1 stop10h 25m

$670

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Sun 1/18

1:55 pm-5:20 pm

1 stop11h 25m

Chicago O'Hare Intl

Thu 2/5

6:30 pm-12:55 pm

1 stop10h 25m

$670

HelsinkiChicago

HEL - MDW

HELMDW

Helsinki-Vantaa

Mon 1/19

7:00 am-6:08 pm

2 stops19h 08m

Chicago Midway

Tue 2/3

5:59 pm-4:25 pm

2 stops14h 26m

$681

HelsinkiChicago

HEL - MDW

HELMDW

Helsinki-Vantaa

Wed 1/21

7:00 am-6:08 pm

2 stops19h 08m

Chicago Midway

Thu 2/5

1:00 pm-1:10 pm

2 stops16h 10m

$687

HelsinkiChicago

HEL - MDW

HELMDW

Helsinki-Vantaa

Tue 1/20

7:00 am-6:08 pm

2 stops19h 08m

Chicago Midway

Wed 2/4

1:00 pm-1:10 pm

2 stops16h 10m

$687

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 25 results
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Best time to book a flight from Helsinki to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago 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 Chicago

How far ahead should I book a flight from Helsinki to Chicago?

Use this chart to determine the optimal time to book a round-trip flight from Helsinki to Chicago. Price data was last updated on September 12, 2025.

The price you pay for your flight from Helsinki to Chicago may vary depending on when you book. For the best chance of a lower fare, look to book 21 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, August is the cheapest month in which you can book a flight from Helsinki to Chicago (average of $245). Flying from Helsinki to Chicago 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.

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

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated September 17, 2025.
Get a feel of what it's like to fly with KLM, Finnair, and Icelandair from Helsinki to Chicago by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,386 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
KLM
7.8
Good
1,386 reviews
KLM
7.8
Good
1,386 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
Finnair
7.6
Good
1,324 reviews
KLM
7.8
Good
1,386 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
Icelandair
7.0
Good
545 reviews
KLM
7.8
Good
1,386 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Related info for your journey

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

    For a flight from Helsinki to Chicago, you will be flying from Helsinki-Vantaa. Helsinki-Vantaa (HEL) is just 10.6 mi from the center of the city. Helsinki-Vantaa is the only Helsinki airport and it handles 0 outbound flights to Chicago per day. 2 airlines have flights to Chicago from Helsinki-Vantaa on a regular basis.

  • How long is the flight from Helsinki to Chicago?

    For as low as $642, Icelandair can have you in Chicago from Helsinki in 11h 15m. Helsinki and Chicago are separated by a distance of 4420 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Helsinki to Chicago round-trip?

    Our cheapest airline available from Helsinki to Chicago is Finnair. Our recent data shows that you can find tickets from as low as $695 on this airline. An additional option worth looking into is British Airways, starting at $838.

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

    Before booking your flight to Chicago from Helsinki, check out the most reliable airlines to get you to your destination on time: American Airlines (51%), Alaska Airlines (51%), Finnair( 51%).

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Helsinki to Chicago (average of $245). Flying from Helsinki to Chicago 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

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
Lansing
Hammond
Benton Harbor
Porter
Chesterton

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Helsinki to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
Helsinki to O'Hare Intl flights

Top 2 airlines flying from Helsinki to Chicago

Discover the top 2 airlines that operate flights from Helsinki to Chicago. 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$695Average$903FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$838Average$1,376FlexibilityNo cancel feeOn-time70%

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