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$462+ 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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
HEL — ORD
May 4 — May 111
Sun 5/4
Sun 5/11
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 April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$576
(Mytrip)

Popular in

July

Cheapest in

February

Average price

$650

Good round-trip deal

$761 or less

Good one-way deal

$769 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 Helsinki-Vantaa to Illinois
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Highest demand for flights based on searches. 13% potential increase in price ($113 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Helsinki-Vantaa to Illinois.
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Price to beat on a one-way flight from Helsinki-Vantaa to Illinois.
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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 April 29, 2025.

This Lufthansa deal was found by Cheapflights users on 4/28. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/246:10 amHEL - ORD
1 stop21h 45mLufthansa
Sat 8/309:40 pmORD - HEL
1 stop18h 10mLufthansa
Deal found 4/28$535
This Ticket deal was found by Cheapflights users on 4/28. 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 5/193:00 pmHEL - ORD
1 stop14h 15mIcelandair
Sun 6/110:15 pmORD - HEL
1 stop31h 45mIcelandair
Deal found 4/28$541
This SmartFares deal was found by Cheapflights users on 4/28. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/306:35 amHEL - ORD
1 stop17h 35mScandinavian Airlines
Tue 9/97:15 pmORD - HEL
1 stop17h 00mScandinavian Airlines
Deal found 4/28$572
This Delta deal was found by Cheapflights users on 4/28. 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 5/267:00 amHEL - ORD
1 stop15h 10mDelta
Mon 6/21:45 pmORD - HEL
2 stops19h 55mDelta
Deal found 4/28$591
This Ticket deal was found by Cheapflights users on 4/28. 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.
Sat 5/241:55 pmHEL - ORD
1 stop32h 15mKLM
Mon 6/97:00 pmORD - HEL
2 stops14h 40mKLM
Deal found 4/28$635
This Gotogate deal was found by Cheapflights users on 4/28. 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.
Mon 5/191:35 pmHEL - ORD
1 stop14h 20mMultiple Airlines
Sun 6/18:25 pmORD - HEL
2 stops32h 25mMultiple Airlines
Deal found 4/28$695
This Turkish Airlines deal was found by Cheapflights users on 4/28. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/812:35 pmHEL - ORD
1 stop17h 25mTurkish Airlines
Wed 9/1011:45 pmORD - HEL
1 stop27h 55mTurkish Airlines
Deal found 4/28$700
This United Airlines deal was found by Cheapflights users on 4/27. 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.
Sun 5/251:35 pmHEL - ORD
2 stops27h 27mUnited Airlines
Sun 6/18:25 pmORD - HEL
2 stops32h 25mUnited Airlines
Deal found 4/27$709
This Gotogate deal was found by Cheapflights users on 4/28. 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.
Mon 5/196:10 amHEL - ORD
2 stops22h 02mAir Canada
Sun 6/18:25 pmORD - HEL
2 stops32h 25mAir Canada
Deal found 4/28$714
This Flysmarter deal was found by Cheapflights users on 4/28. 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 8/248:00 amHEL - ORD
1 stop15h 05mFinnair
Sat 8/309:30 pmORD - HEL
Nonstop8h 45mFinnair
Deal found 4/28$718
This American Airlines deal was found by Cheapflights users on 4/28. 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 5/194:25 pmHEL - ORD
Nonstop9h 25mAmerican Airlines
Sun 6/14:44 pmORD - HEL
1 stop13h 16mAmerican Airlines
Deal found 4/28$720
This Delta deal was found by Cheapflights users on 4/29. 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 8/246:40 amHEL - MDW
2 stops19h 48mDelta
Sat 8/301:00 pmMDW - HEL
2 stops16h 00mDelta
Deal found 4/29$731

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 April 29, 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 8/24

6:10 am-7:55 pm

1 stop21h 45m

Chicago O'Hare Intl

Sat 8/30

9:40 pm-11:50 pm

1 stop18h 10m

$535

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Mon 5/19

3:00 pm-9:15 pm

1 stop14h 15m

Chicago O'Hare Intl

Sun 6/1

10:15 pm-2:00 pm

1 stop31h 45m

$541

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Sat 8/30

6:35 am-4:10 pm

1 stop17h 35m

Chicago O'Hare Intl

Tue 9/9

7:15 pm-8:15 pm

1 stop17h 00m

$572

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Mon 5/26

7:00 am-2:10 pm

1 stop15h 10m

Chicago O'Hare Intl

Mon 6/2

1:45 pm-5:40 pm

2 stops19h 55m

$591

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Sat 5/24

1:55 pm-2:10 pm

1 stop32h 15m

Chicago O'Hare Intl

Mon 6/9

7:00 pm-5:40 pm

2 stops14h 40m

$635

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Mon 5/19

1:35 pm-7:55 pm

1 stop14h 20m

Chicago O'Hare Intl

Sun 6/1

8:25 pm-12:50 pm

2 stops32h 25m

$695

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Mon 9/8

12:35 pm-10:00 pm

1 stop17h 25m

Chicago O'Hare Intl

Wed 9/10

11:45 pm-11:40 am

1 stop27h 55m

$700

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Sun 5/25

1:35 pm-9:02 am

2 stops27h 27m

Chicago O'Hare Intl

Sun 6/1

8:25 pm-12:50 pm

2 stops32h 25m

$709

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Mon 5/19

6:10 am-8:12 pm

2 stops22h 02m

Chicago O'Hare Intl

Sun 6/1

8:25 pm-12:50 pm

2 stops32h 25m

$714

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Sun 8/24

8:00 am-3:05 pm

1 stop15h 05m

Chicago O'Hare Intl

Sat 8/30

9:30 pm-2:15 pm

Nonstop8h 45m

$718

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Showing 1-10 of 27 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, August is the cheapest month in which you can book a flight from Helsinki to Illinois (average of $245). Flying from Helsinki 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 HEL to IL?

Find hourly flight availability from Helsinki 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 April 29, 2025.

When flying from Helsinki to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 April 29, 2025.
Get a feel of what it's like to fly with Delta, KLM and Finnair from Helsinki to Illinois by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

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
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

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
1,334 reviews
Delta
8.0
Very good
7,929 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

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
1,275 reviews
Delta
8.0
Very good
7,929 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

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
8,696 reviews
Delta
8.0
Very good
7,929 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

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
Turkish Airlines
7.3
Good
3,788 reviews
Delta
8.0
Very good
7,929 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

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 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.

  • What are the cheapest airlines to fly from Helsinki to Illinois one-way?

    For one-way options, check prices for Turkish Airlines. According to our data, you can fly for as low as $608. Users have also found prices from $764 and $774 on Finnair and TAP AIR PORTUGAL, respectively.

  • 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 (31%), Alaska Airlines (31%) and Finnair (31%).

  • What are the cheapest flights from Helsinki to Illinois?

    Looking at all options, your cheapest flight can be booked for $714. While the most popular route (Helsinki-Vantaa - Chicago O'Hare Intl) can be booked for $534 on average our data indicates $797 when flying from Helsinki to Illinois.

  • 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, August is the cheapest month in which you can book a flight from Helsinki to Illinois (average of $245). Flying from Helsinki 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 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$695Average$903FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$838Average$1,376FlexibilityNo cancel feeOn-time70%

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