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$350+ 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — HEL
May 31 — Jun 71
Sun 5/31
Sun 6/7
1 adult, Economy
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Find cheap flights from O'Hare Intl to Helsinki with Cheapflights

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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 29 days in advance, depart on a Sunday or Tuesday and return on a Friday

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 May 1, 2026.

This SmartFares 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2411:50 am
ORD
-
HEL
1 stop15h 45m
Turkish Airlines
Thu 12/37:00 pm
HEL
-
ORD
1 stop23h 05m
Turkish Airlines
Deal found 4/27$645
This FlightHub deal was found by Cheapflights users on 4/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:50 am
ORD
-
HEL
1 stop15h 45m
Turkish Airlines
Wed 11/1812:30 pm
HEL
-
ORD
1 stop29h 35m
Turkish Airlines
Deal found 4/30$654
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.
Tue 10/611:25 am
ORD
-
HEL
1 stop15h 45m
Turkish Airlines
Wed 10/1412:05 pm
HEL
-
ORD
1 stop29h 35m
Turkish Airlines
Deal found 4/28$689
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/711:25 am
ORD
-
HEL
1 stop23h 15m
Turkish Airlines
Wed 9/2312:05 pm
HEL
-
ORD
1 stop29h 35m
Turkish Airlines
Deal found 4/29$690
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2411:50 am
ORD
-
HEL
1 stop15h 45m
Turkish Airlines
Mon 11/3012:30 pm
HEL
-
ORD
1 stop29h 35m
Turkish Airlines
Deal found 4/28$703
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/68:10 pm
ORD
-
HEL
1 stop19h 45m
Turkish Airlines
Sat 9/197:35 pm
HEL
-
ORD
1 stop22h 05m
Turkish Airlines
Deal found 4/29$708
This FlightHub deal was found by Cheapflights users on 4/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:25 am
ORD
-
HEL
1 stop23h 15m
Turkish Airlines
Sun 9/2012:05 pm
HEL
-
ORD
1 stop29h 35m
Turkish Airlines
Deal found 4/26$709
This Turkish Airlines 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/68:10 pm
ORD
-
HEL
1 stop19h 45m
Turkish Airlines
Fri 9/187:35 pm
HEL
-
ORD
1 stop22h 05m
Turkish Airlines
Deal found 4/29$717
This oojo deal was found by Cheapflights users on 4/30. 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.
Tue 9/158:10 pm
ORD
-
HEL
1 stop19h 45m
Turkish Airlines
Sun 9/2012:05 pm
HEL
-
ORD
1 stop29h 35m
Turkish Airlines
Deal found 4/30$722
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/711:25 am
ORD
-
HEL
1 stop15h 45m
Turkish Airlines
Mon 9/217:35 pm
HEL
-
ORD
1 stop22h 05m
Turkish Airlines
Deal found 4/29$728
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:10 pm
ORD
-
HEL
1 stop31h 00m
Turkish Airlines
Fri 9/1812:05 pm
HEL
-
ORD
1 stop29h 35m
Turkish Airlines
Deal found 4/29$730
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/139:30 pm
ORD
-
HEL
Nonstop8h 45m
Multiple Airlines
Tue 9/2211:55 pm
HEL
-
ORD
3 stops40h 06m
Multiple Airlines
Deal found 4/29$745

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 May 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$654
(FlightHub)

One-way from

$350
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$851

Good round-trip deal

$1,035 or less

Good one-way deal

$608 or less
Provider with most accurate pricing for Chicago O'Hare Intl-Helsinki-Vantaa flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Helsinki-Vantaa flights.
Search Deals
From Chicago O'Hare Intl to Helsinki-Vantaa
Search Deals
One-way flight from Chicago O'Hare Intl to Helsinki-Vantaa
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($226 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Chicago O'Hare Intl to Helsinki-Vantaa.
Search Deals
Price to beat on a one-way flight from Chicago O'Hare Intl to Helsinki-Vantaa.
Search Deals

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 May 1, 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

Tue 10/6

11:25 am-11:10 am

1 stop15h 45m

Helsinki-Vantaa

Wed 10/14

12:05 pm-9:40 am

1 stop29h 35m

$689

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Mon 5/11

2:00 pm-4:40 pm

2 stops18h 40m

Helsinki-Vantaa

Thu 5/28

7:15 am-5:54 pm

2 stops18h 39m

$915

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Wed 8/12

6:00 pm-6:55 pm

1 stop16h 55m

Helsinki-Vantaa

Thu 8/20

6:35 am-2:55 pm

1 stop16h 20m

$954

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Thu 5/28

3:53 pm-6:55 pm

2 stops19h 02m

Helsinki-Vantaa

Thu 6/4

6:35 am-11:26 pm

2 stops24h 51m

$1,009

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Thu 7/9

4:20 pm-12:25 am

1 stop24h 05m

Helsinki-Vantaa

Thu 7/23

7:00 am-2:15 pm

1 stop15h 15m

$1,062

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Thu 5/28

9:35 pm-10:55 pm

1 stop17h 20m

Helsinki-Vantaa

Thu 6/4

4:25 pm-5:50 pm

Nonstop9h 25m

$1,094
Quickest round-trip

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Sat 9/12

9:30 pm-2:15 pm

Nonstop8h 45m

Helsinki-Vantaa

Wed 9/23

4:25 pm-5:50 pm

Nonstop9h 25m

$1,109

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Wed 6/3

3:50 pm-4:40 pm

2 stops16h 50m

Helsinki-Vantaa

Sat 6/13

7:00 am-2:15 pm

1 stop15h 15m

$1,136

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Wed 6/3

2:00 pm-1:05 pm

2 stops15h 05m

Helsinki-Vantaa

Sat 6/13

6:25 pm-2:15 pm

1 stop27h 50m

$1,141

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Sat 7/4

5:22 pm-4:40 pm

2 stops15h 18m

Helsinki-Vantaa

Sat 7/18

7:00 am-5:06 pm

2 stops18h 06m

$1,141

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 18 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 May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Helsinki flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 28 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 $469). Flying from Chicago O'Hare Intl Airport to Helsinki in June is currently the most expensive (average of $1,231). 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 May 1, 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?

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 May 1, 2026.
Get a feel of what it's like to fly with Finnair,Scandinavian Airlines, andUnited Airlines 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
7.6
Good
1,392 reviews

Boarding

7.7

Food

6.7

Overall

7.6

Crew

8.2

Comfort

7.4

Entertainment

6.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

HEL - KAO

It’s a small plane with minimal service and luggage space
Finnair
7.6
Good
1,392 reviews
Finnair
7.6
Good
1,392 reviews

Boarding

7.7

Food

6.7

Overall

7.6

Crew

8.2

Comfort

7.4

Entertainment

6.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

HEL - KAO

It’s a small plane with minimal service and luggage space
Scandinavian Airlines
7.4
Good
1,767 reviews
Finnair
7.6
Good
1,392 reviews

Boarding

7.7

Food

6.7

Overall

7.6

Crew

8.2

Comfort

7.4

Entertainment

6.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

HEL - KAO

It’s a small plane with minimal service and luggage space
United Airlines
7.4
Good
9,675 reviews
Finnair
7.6
Good
1,392 reviews

Boarding

7.7

Food

6.7

Overall

7.6

Crew

8.2

Comfort

7.4

Entertainment

6.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

HEL - KAO

It’s a small plane with minimal service and luggage space
American Airlines
7.1
Good
11,684 reviews
Finnair
7.6
Good
1,392 reviews

Boarding

7.7

Food

6.7

Overall

7.6

Crew

8.2

Comfort

7.4

Entertainment

6.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

HEL - KAO

It’s a small plane with minimal service and luggage space
Icelandair
7.0
Good
646 reviews
Finnair
7.6
Good
1,392 reviews

Boarding

7.7

Food

6.7

Overall

7.6

Crew

8.2

Comfort

7.4

Entertainment

6.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

HEL - KAO

It’s a small plane with minimal service and luggage space

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 5 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?

    Turkish Airlines, Delta, and United Airlines can get you from Chicago O'Hare Intl Airport to Helsinki in just under 15h 45m. Your travel time can differ by up to 2h 55m. There are 4420 mi between Chicago O'Hare Intl Airport and Helsinki. This flight may include one or multiple stops.

  • 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 $428 and $518, respectively. Icelandair is currently priced 46% 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 Icelandair, which is currently one of the cheapest options available, starting at $297. Finnair flights start at $425 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 (55%), Alaska Airlines (55%) and Finnair (55%).

  • 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 $1,681, our data shows the cheapest flight currently is $374. When looking at the most popular route, (Chicago O'Hare Intl - Helsinki-Vantaa), you can expect to pay $654 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 $469). Flying from Chicago O'Hare Intl Airport to Helsinki in June is currently the most expensive (average of $1,231). 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
Lahti

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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 May 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$419Average$697FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$428Average$559FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$518Average$885FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$677Average$1,070FlexibilityNo cancel feeOn-time71%
FinnairCheapest$678Average$984FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$815Average$1,057FlexibilityNo cancel feeOn-time69%

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