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$329+ Cheap flights from O'Hare Intl (ORD) 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 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — HEL
Sep 1 — Sep 81
Tue 9/1
Tue 9/8
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago O'Hare Intl to Helsinki-Vantaa are usually found in February or January, booked 76 days in advance, depart on a Sunday or Wednesday and return on a Tuesday

Cheap flight deals from O'Hare Intl to Helsinki

Cheapest flights from O'Hare Intl to Helsinki
Explore the most affordable flight options available from O'Hare Intl to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 2, 2026.

This oojo deal was found by Cheapflights users on 7/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:15 pm
ORD
-
HEL
2 stops12h 30m
Scandinavian Airlines
Mon 10/197:15 am
HEL
-
ORD
2 stops16h 55m
Scandinavian Airlines
Deal found 7/28$462
This oojo deal was found by Cheapflights users on 7/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:15 pm
ORD
-
HEL
1 stop12h 05m
Scandinavian Airlines
Mon 10/2611:15 am
HEL
-
ORD
1 stop13h 30m
Scandinavian Airlines
Deal found 7/30$463
This Cheapflightsfares deal was found by Cheapflights users on 7/31. 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 10/47:15 pm
ORD
-
HEL
1 stop22h 15m
Scandinavian Airlines
Thu 10/1511:15 am
HEL
-
ORD
1 stop12h 55m
Scandinavian Airlines
Deal found 7/31$464
This Ticket deal was found by Cheapflights users on 7/30. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:15 pm
ORD
-
HEL
1 stop22h 15m
Scandinavian Airlines
Tue 10/276:15 am
HEL
-
ORD
1 stop18h 30m
Scandinavian Airlines
Deal found 7/30$471
This oojo deal was found by Cheapflights users on 7/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/47:15 pm
ORD
-
HEL
2 stops20h 35m
Scandinavian Airlines
Wed 10/141:25 pm
HEL
-
ORD
2 stops34h 45m
Scandinavian Airlines
Deal found 7/30$474

Find flight deals from O'Hare Intl to Helsinki

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Helsinki (HEL). 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 August 2, 2026.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$462
(oojo)

One-way from

$329
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$895

Good round-trip deal

$790 or less

Good one-way deal

$406 or less
Provider with most accurate pricing for Chicago O'Hare Intl-Helsinki-Vantaa flight deals.
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Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Helsinki-Vantaa flights.
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From Chicago O'Hare Intl to Helsinki-Vantaa
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One-way flight from Chicago O'Hare Intl to Helsinki-Vantaa
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($249 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in August 2026
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Price to beat on a round-trip flight from Chicago O'Hare Intl to Helsinki-Vantaa.
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Price to beat on a one-way flight from Chicago O'Hare Intl to Helsinki-Vantaa.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl 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 August 2, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Helsinki that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Thu 10/15

7:15 pm-3:20 pm

1 stop12h 05m

Helsinki-Vantaa

Mon 10/19

11:05 am-4:10 pm

2 stops13h 05m

$546

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Sun 9/13

7:15 pm-11:50 pm

2 stops20h 35m

Helsinki-Vantaa

Sun 9/20

5:25 pm-4:10 pm

2 stops30h 45m

$556

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Wed 12/23

7:15 pm-11:50 pm

2 stops44h 35m

Helsinki-Vantaa

Wed 12/30

8:55 pm-4:45 pm

2 stops27h 50m

$635

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Sat 9/12

7:15 pm-11:50 pm

2 stops20h 35m

Helsinki-Vantaa

Sat 9/19

7:10 pm-4:10 pm

2 stops29h 00m

$657

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Fri 9/4

7:15 pm-11:25 am

2 stops32h 10m

Helsinki-Vantaa

Tue 9/8

4:25 pm-4:10 pm

2 stops31h 45m

$675

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Fri 9/4

7:15 pm-7:05 pm

2 stops39h 50m

Helsinki-Vantaa

Sun 9/20

5:25 pm-4:10 pm

2 stops30h 45m

$731

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Fri 9/18

10:30 am-10:35 am

2 stops16h 05m

Helsinki-Vantaa

Sun 10/4

9:05 pm-4:10 pm

1 stop27h 05m

$745
Quickest round-trip

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Sat 10/3

9:30 pm-2:15 pm

Nonstop8h 45m

Helsinki-Vantaa

Fri 10/9

4:25 pm-5:50 pm

Nonstop9h 25m

$858

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Tue 9/15

9:30 pm-2:15 pm

Nonstop8h 45m

Helsinki-Vantaa

Sun 9/20

4:25 pm-5:50 pm

Nonstop9h 25m

$858
Cheapest one-way

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Sun 9/13

7:25 pm-2:00 pm

1 stop10h 35m

$341

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Compare providers for flights from O'Hare Intl to Helsinki

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 O'Hare Intl to Helsinki in August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 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 Chicago O'Hare Intl Airport-Helsinki flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Chicago O'Hare Intl Airport-Helsinki flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Helsinki flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Helsinki flights, Cheapflights users trust AranGrant the most. AranGrant 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 Chicago O'Hare Intl Airport-Helsinki 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 O'Hare Intl to Helsinki

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

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

The price you pay for your flight from Chicago O'Hare Intl Airport to Helsinki may vary depending on when you book. For the best chance of a lower fare, look to book 74 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 Chicago O'Hare Intl Airport to Helsinki?

Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Helsinki (average of $464). Flying from Chicago O'Hare Intl Airport to Helsinki in June is currently the most expensive (average of $1,227). 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 ORD to HEL?

Find hourly flight availability from O'Hare Intl 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 August 2, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chicago O'Hare Intl Airport to Helsinki as you normally would.

How much does it cost to fly round-trip from Chicago O'Hare Intl Airport to Helsinki?

Airfare is below average for this route at the moment.

Chicago O'Hare Intl Airport to Helsinki flights typically cost between $777 and $977 in October.
The cheapest round-trip price found within the last 5 days was $462 on Scandinavian Airlines (Oct 7-Oct 19).

Reviews of airlines servicing Helsinki

Get insights into the airlines that provide service to Helsinki. 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 Helsinki. Reviews last updated August 2, 2026.
Get a feel of what it's like to fly with Finnair,Scandinavian Airlines, andIcelandair from Chicago O'Hare Intl Airport to Helsinki by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.7
Good
1,428 reviews

Overall

7.7

Comfort

7.4

Crew

8.2

Food

6.7

Boarding

7.7

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

LAX - HEL

All crew members are really nice behavior. Devdutt also nice person.
Finnair
7.7
Good
1,428 reviews
Finnair
7.7
Good
1,428 reviews

Overall

7.7

Comfort

7.4

Crew

8.2

Food

6.7

Boarding

7.7

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

LAX - HEL

All crew members are really nice behavior. Devdutt also nice person.
Scandinavian Airlines
7.4
Good
1,912 reviews
Finnair
7.7
Good
1,428 reviews

Overall

7.7

Comfort

7.4

Crew

8.2

Food

6.7

Boarding

7.7

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

LAX - HEL

All crew members are really nice behavior. Devdutt also nice person.
Icelandair
7.0
Good
719 reviews
Finnair
7.7
Good
1,428 reviews

Overall

7.7

Comfort

7.4

Crew

8.2

Food

6.7

Boarding

7.7

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

LAX - HEL

All crew members are really nice behavior. Devdutt also nice person.
Iberia
7.0
Good
3,266 reviews
Finnair
7.7
Good
1,428 reviews

Overall

7.7

Comfort

7.4

Crew

8.2

Food

6.7

Boarding

7.7

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

LAX - HEL

All crew members are really nice behavior. Devdutt also nice person.
Lufthansa
6.8
Okay
8,174 reviews
Finnair
7.7
Good
1,428 reviews

Overall

7.7

Comfort

7.4

Crew

8.2

Food

6.7

Boarding

7.7

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

LAX - HEL

All crew members are really nice behavior. Devdutt also nice person.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl 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 Chicago O'Hare Intl?

    Located just 10.6 mi from the city center, Helsinki-Vantaa is the airport most travelers will use when flying to Helsinki from Chicago O'Hare Intl. Booking flights from Chicago O'Hare Intl to Helsinki-Vantaa (HEL) should be relatively easy as there are 4 daily inbound flights from Chicago O'Hare Intl from 6 different airlines.

  • How long is the flight from Chicago O'Hare Intl Airport to Helsinki?

    Scandinavian Airlines can get you from Chicago O'Hare Intl Airport to Helsinki in just under 12h 05m. Your travel time can differ by up to . There are 4420 mi between Chicago O'Hare Intl Airport and Helsinki.

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

    Currently priced at $419, Icelandair will fly you from Chicago O'Hare Intl Airport to Helsinki and back. In addition to Icelandair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Scandinavian Airlines and Lufthansa - these airlines can fly you to your destination from $429 and $518, respectively. Icelandair is currently priced 47% below the average price you’ll pay for this route.

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

    To fly one-way, consider booking your trip with Finnair, which is currently one of the cheapest options available, starting at $355. Icelandair flights start at $386 while deals on KLM start at $609 one-way.

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

    The top 3 most reliable airlines when flying from Chicago O'Hare Intl Airport to Helsinki are American Airlines (50%), Alaska Airlines (50%) and Finnair (50%).

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

    While on average a flight from Chicago O'Hare Intl Airport to Helsinki is generally $2,100, our data shows the cheapest flight currently is $334. When looking at the most popular route, (Chicago O'Hare Intl - Helsinki-Vantaa), you can expect to pay $463 for that flight.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Helsinki (average of $464). Flying from Chicago O'Hare Intl Airport to Helsinki in June is currently the most expensive (average of $1,227). 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

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Top 6 airlines flying from O'Hare Intl to Helsinki

Discover the top 6 airlines that operate flights from O'Hare Intl 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 August 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$419Average$725FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$429Average$541FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$518Average$890FlexibilityNo cancel feeOn-time76%
FinnairCheapest$658Average$1,028FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$815Average$1,025FlexibilityNo cancel feeOn-time69%
IberiaCheapest$871Average$1,048FlexibilityNo cancel feeOn-time77%

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