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O'Hare Intl

$492+ Cheap flights from Helsinki (HEL) to O'Hare Intl (ORD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
HEL — ORD
Apr 27 — May 41
Sun 4/27
Sun 5/4
1 adult, Economy
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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Helsinki-Vantaa to Chicago O'Hare Intl are usually found in February or March, booked 31 days in advance, depart on a Monday or Friday and return on a Monday

Cheap flight deals from Helsinki to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Helsinki (HEL) to O'Hare Intl (ORD). 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 April 22, 2025.

Most accurate provider

Gurufare
3 stars

Most trusted provider

Gurufare
3 stars

Round-trip from

$492
(Trip.com)

Popular in

July

Cheapest in

February

Average price

$761

Good round-trip deal

$761 or less

Good one-way deal

$728 or less
Provider with most accurate pricing for Helsinki-Vantaa-Chicago O'Hare Intl flight deals.
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Provider most trusted by Cheapflights users for Helsinki-Vantaa-Chicago O'Hare Intl flights.
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From Helsinki-Vantaa to Chicago O'Hare Intl
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Highest demand for flights based on searches. 18% potential increase in price ($168 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($21 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 Chicago O'Hare Intl.
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Price to beat on a one-way flight from Helsinki-Vantaa to Chicago O'Hare Intl.
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Find flight deals from Helsinki to O'Hare Intl

Cheapest flights from Helsinki to O'Hare Intl
Explore the most affordable flight options available from Helsinki to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

This Trip.com deal was found by Cheapflights users on 4/21. 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.
Mon 5/193:00 pmHEL - ORD
1 stop14h 15mIcelandair
Mon 5/267:25 pmORD - HEL
1 stop10h 35mIcelandair
Deal found 4/21$492
This KLM deal was found by Cheapflights users on 4/21. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/196:25 pmHEL - ORD
1 stop27h 45mKLM
Mon 5/267:25 pmORD - HEL
2 stops14h 15mKLM
Deal found 4/21$595
This Delta deal was found by Cheapflights users on 4/22. 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 5/157:00 amHEL - ORD
2 stops22h 30mDelta
Thu 5/297:25 pmORD - HEL
2 stops14h 15mDelta
Deal found 4/22$604
This deal was found by Cheapflights users on 4/22. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1011:15 amHEL - ORD
1 stop15h 10mScandinavian Airlines
Sat 5/317:15 pmORD - HEL
1 stop12h 10mScandinavian Airlines
Deal found 4/22$611
This Gotogate deal was found by Cheapflights users on 4/22. 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 6/59:00 pmHEL - ORD
1 stop27h 10mMultiple Airlines
Thu 6/1210:00 amORD - HEL
2 stops16h 35mMultiple Airlines
Deal found 4/22$684
This Lufthansa deal was found by Cheapflights users on 4/22. 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.
Thu 5/1512:40 pmHEL - ORD
1 stop13h 35mLufthansa
Thu 5/299:40 pmORD - HEL
1 stop18h 10mLufthansa
Deal found 4/22$703
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Mon 7/216:10 amHEL - ORD
2 stops25h 20mUnited Airlines
Mon 8/119:40 pmORD - HEL
1 stop13h 15mUnited Airlines
Deal found 4/22$709
This British Airways deal was found by Cheapflights users on 4/22. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/219:05 pmHEL - ORD
1 stop22h 45mBritish Airways
Mon 8/114:55 pmORD - HEL
1 stop13h 25mBritish Airways
Deal found 4/22$724
This American Airlines deal was found by Cheapflights users on 4/22. 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.
Thu 5/154:25 pmHEL - ORD
Nonstop9h 25mAmerican Airlines
Thu 5/294:45 pmORD - HEL
1 stop14h 15mAmerican Airlines
Deal found 4/22$738
This Booking.com deal was found by Cheapflights users on 4/22. 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 7/244:25 pmHEL - ORD
Nonstop9h 25mFinnair
Wed 8/69:30 pmORD - HEL
Nonstop8h 45mFinnair
Deal found 4/22$778
This Iberia deal was found by Cheapflights users on 4/22. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/157:40 amHEL - ORD
2 stops19h 10mIberia
Thu 5/294:30 pmORD - HEL
1 stop14h 55mIberia
Deal found 4/22$1,413
This Flightnetwork deal was found by Cheapflights users on 4/22. 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.
Sat 7/266:05 amHEL - ORD
2 stops21h 24mAir Canada
Fri 8/110:40 amORD - HEL
2 stops22h 25mAir Canada
Deal found 4/22$2,010

Cheapflights Fare Finder

Customize your flight search to find flights from Helsinki to O'Hare Intl 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 22, 2025.
Use the filters below to find and compare flights from Helsinki to Chicago O'Hare Intl Airport that are best for you.

Fly from

Helsinki

Fly to

O'Hare Intl

Route

Depart

Return

Price

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Mon 5/19

3:00 pm-9:15 pm

1 stop14h 15m

Chicago O'Hare Intl

Mon 5/26

7:25 pm-2:00 pm

1 stop10h 35m

$492

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Mon 5/19

6:25 pm-2:10 pm

1 stop27h 45m

Chicago O'Hare Intl

Mon 5/26

7:25 pm-5:40 pm

2 stops14h 15m

$595

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Thu 5/15

7:00 am-9:30 pm

2 stops22h 30m

Chicago O'Hare Intl

Thu 5/29

7:25 pm-5:40 pm

2 stops14h 15m

$604

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Sat 5/10

11:15 am-6:25 pm

1 stop15h 10m

Chicago O'Hare Intl

Sat 5/31

7:15 pm-3:25 pm

1 stop12h 10m

$611

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Thu 6/5

9:00 pm-4:10 pm

1 stop27h 10m

Chicago O'Hare Intl

Thu 6/12

10:00 am-10:35 am

2 stops16h 35m

$684

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Thu 5/15

12:40 pm-6:15 pm

1 stop13h 35m

Chicago O'Hare Intl

Thu 5/29

9:40 pm-11:50 pm

1 stop18h 10m

$703

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Mon 7/21

6:10 am-4:52 pm

2 stops18h 42m

Chicago O'Hare Intl

Mon 8/11

1:09 pm-6:55 pm

2 stops21h 46m

$709

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Mon 7/21

9:05 pm-11:50 am

1 stop22h 45m

Chicago O'Hare Intl

Mon 8/11

4:55 pm-2:20 pm

1 stop13h 25m

$724

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Thu 5/15

4:25 pm-5:50 pm

Nonstop9h 25m

Chicago O'Hare Intl

Thu 5/29

4:45 pm-3:00 pm

1 stop14h 15m

$738

HelsinkiChicago

HEL - ORD

HELORD

Helsinki-Vantaa

Thu 7/24

4:25 pm-5:50 pm

Nonstop9h 25m

Chicago O'Hare Intl

Wed 8/6

9:30 pm-2:15 pm

Nonstop8h 45m

$778

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 19 results
1
2

Compare providers for flights from Helsinki to O'Hare Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Helsinki to O'Hare Intl in April.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
GurufarePrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Helsinki-Chicago O'Hare Intl Airport flights, users find the pricing of Gurufare to be most consistent on Cheapflights vs. Gurufare Users can find the same prices on Helsinki-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. Gurufare >95% of the time. Price accuracy is based on data collected from Helsinki-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Helsinki-Chicago O'Hare Intl Airport flights, Cheapflights users trust Gurufare the most. Gurufare has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Helsinki-Chicago O'Hare Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Helsinki to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl 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 O'Hare Intl Airport

How far ahead should I book a flight from Helsinki to Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Helsinki to O'Hare Intl. Price data was last updated on April 18, 2025.

To ensure you get the cheapest price possible for a flight from Helsinki to Chicago O'Hare Intl Airport, you should look to book at least 31 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Helsinki to Chicago O'Hare Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Helsinki to Chicago O'Hare Intl Airport (average of $245). Flying from Helsinki to Chicago O'Hare Intl Airport 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 ORD?

Find hourly flight availability from Helsinki to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 22, 2025.

When flying from Helsinki to Chicago O'Hare Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 32% versus a flight in the afternoon.

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport when rainfall is around 1.7 in.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, 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 O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated April 22, 2025.
Read reviews from past customers who have flown Delta, KLM and Finnair from Helsinki to Chicago. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

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
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

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
1,331 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

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
1,272 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

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
8,683 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

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
3,773 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

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 O'Hare Intl. 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 O'Hare Intl?

    If you book a flight to Chicago O'Hare Intl from Helsinki, you will be flying from Helsinki-Vantaa, which is the city’s only airport. Helsinki-Vantaa (HEL) is located 10.6 mi from the center of Helsinki. There are 4 flights from Helsinki-Vantaa to Chicago O'Hare Intl per day from 2 different airlines.

  • What are the cheapest airlines flying from Helsinki to Chicago O'Hare Intl Airport round-trip?

    Cheapflights users have booked flights from Helsinki to Chicago O'Hare Intl Airport round-trip from $492. Other airlines that can offer you cheap pricing are KLM, from $595, and Delta, from $604. These flights start at 35% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Helsinki to Chicago O'Hare Intl Airport one-way?

    To fly one-way, consider booking your trip with Turkish Airlines, which is currently one of the cheapest options available, starting at $609. Finnair flights start at $767 while deals on Lufthansa start at $792 one-way.

  • What are the most reliable airlines from Helsinki to Chicago O'Hare Intl Airport?

    No one likes to see their flight delayed. When booking a flight from Helsinki to Chicago O'Hare Intl Airport consider choosing American Airlines (31%), Alaska Airlines (31%) or Finnair (31%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Helsinki to Chicago O'Hare Intl Airport?

    Looking for the cheapest flight from Helsinki to Chicago O'Hare Intl Airport? While on average our users pay $795, our data indicates the cheapest price to be $695. The most popular route (Helsinki-Vantaa - Chicago O'Hare Intl), is priced around $492.

  • Can I find deals for flights from Helsinki to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Helsinki to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Helsinki to O'Hare Intl?

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

  • Can I find deals for business class flights from Helsinki to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Helsinki to O'Hare Intl 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 O'Hare Intl Airport?

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

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Top 2 airlines flying from Helsinki to O'Hare Intl

Discover the top 2 airlines that operate flights from Helsinki to O'Hare Intl. 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 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$695Average$903FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$785Average$1,374FlexibilityNo cancel feeOn-time70%

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