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$300+ 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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — HEL
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
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 November, booked 87 days in advance, depart on a Monday or Thursday and return on a Monday

Cheap 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 April 15, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$583
(FlightHub)

One-way from

$300
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$694

Good round-trip deal

$711 or less

Good one-way deal

$502 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
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Highest demand for flights based on searches. 22% potential increase in price ($234 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($27 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 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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Find 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 April 15, 2025.

This FlightHub deal was found by Cheapflights users on 4/14. 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 9/2711:45 pmORD - HEL
1 stop27h 55mTurkish Airlines
Sat 10/1112:35 pmHEL - ORD
1 stop17h 25mTurkish Airlines
Deal found 4/14$583
This Trip.com deal was found by Cheapflights users on 4/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/257:15 pmORD - HEL
1 stop12h 10mScandinavian Airlines
Thu 9/46:35 amHEL - ORD
1 stop17h 35mScandinavian Airlines
Deal found 4/15$601
This Flightnetwork deal was found by Cheapflights users on 4/15. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/289:30 pmORD - HEL
Nonstop8h 45mFinnair
Tue 5/134:25 pmHEL - ORD
Nonstop9h 25mFinnair
Deal found 4/15$619
This oojo deal was found by Cheapflights users on 4/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/57:25 pmORD - HEL
1 stop10h 35mIcelandair
Wed 8/203:00 pmHEL - ORD
1 stop11h 15mIcelandair
Deal found 4/15$636
This Ticket deal was found by Cheapflights users on 4/15. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/285:10 pmORD - HEL
1 stop22h 10mMultiple Airlines
Tue 5/137:00 amHEL - ORD
1 stop15h 10mMultiple Airlines
Deal found 4/15$681
This American Airlines deal was found by Cheapflights users on 4/14. 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.
Tue 5/612:09 pmORD - HEL
1 stop14h 36mAmerican Airlines
Tue 5/134:25 pmHEL - ORD
Nonstop9h 25mAmerican Airlines
Deal found 4/14$685
This Delta deal was found by Cheapflights users on 4/15. 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.
Mon 4/2810:37 amORD - HEL
2 stops18h 13mDelta
Tue 5/137:15 amHEL - ORD
2 stops22h 16mDelta
Deal found 4/15$704
This Booking.com deal was found by Cheapflights users on 4/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/289:30 pmORD - HEL
Nonstop8h 45mBritish Airways
Mon 5/129:05 pmHEL - ORD
1 stop22h 40mBritish Airways
Deal found 4/15$718
This United Airlines deal was found by Cheapflights users on 4/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/53:35 pmORD - HEL
1 stop19h 20mUnited Airlines
Wed 8/2012:40 pmHEL - ORD
2 stops27h 01mUnited Airlines
Deal found 4/15$730
This FlightHub deal was found by Cheapflights users on 4/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/29:40 pmORD - HEL
1 stop13h 15mLufthansa
Tue 8/127:40 pmHEL - ORD
1 stop24h 50mLufthansa
Deal found 4/15$861
This Air Canada deal was found by Cheapflights users on 4/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1810:45 amORD - HEL
2 stops24h 10mAir Canada
Thu 5/296:10 amHEL - ORD
2 stops40h 37mAir Canada
Deal found 4/15$885
This Air France deal was found by Cheapflights users on 4/15. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/65:10 pmORD - HEL
1 stop15h 30mAir France
Tue 7/156:40 amHEL - ORD
1 stop16h 20mAir France
Deal found 4/15$924

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 April 15, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Helsinki that are best for you.

Fly from

O'Hare Intl

Fly to

Helsinki

Route

Depart

Return

Price

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Sat 9/27

11:45 pm-11:40 am

1 stop27h 55m

Helsinki-Vantaa

Sat 10/11

12:35 pm-10:00 pm

1 stop17h 25m

$583

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Mon 8/25

7:15 pm-3:25 pm

1 stop12h 10m

Helsinki-Vantaa

Thu 9/4

6:35 am-4:10 pm

1 stop17h 35m

$601

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Mon 4/28

9:30 pm-2:15 pm

Nonstop8h 45m

Helsinki-Vantaa

Mon 5/12

4:25 pm-5:50 pm

Nonstop9h 25m

$651

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Tue 5/13

9:08 pm-12:50 pm

2 stops31h 42m

Helsinki-Vantaa

Mon 5/19

7:15 am-7:27 am

2 stops32h 12m

$679

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Tue 5/6

12:09 pm-10:45 am

1 stop14h 36m

Helsinki-Vantaa

Tue 5/13

4:25 pm-5:50 pm

Nonstop9h 25m

$684

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Tue 5/6

5:10 pm-4:40 pm

1 stop15h 30m

Helsinki-Vantaa

Tue 5/13

7:15 am-5:29 pm

2 stops18h 14m

$711

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Fri 8/8

7:25 pm-2:00 pm

1 stop10h 35m

Helsinki-Vantaa

Thu 8/21

3:00 pm-9:15 pm

1 stop14h 15m

$713

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Mon 4/28

9:30 pm-2:15 pm

Nonstop8h 45m

Helsinki-Vantaa

Mon 5/5

9:05 pm-1:50 pm

1 stop24h 45m

$721

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Wed 8/6

4:05 pm-6:55 pm

2 stops18h 50m

Helsinki-Vantaa

Wed 8/20

12:40 pm-11:15 pm

2 stops18h 35m

$733

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Mon 4/28

6:15 pm-4:40 pm

2 stops14h 25m

Helsinki-Vantaa

Mon 5/5

7:00 am-2:10 pm

1 stop15h 10m

$773

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 21 results
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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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
FlightsMojoPrice Accuracy-Trust 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?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Helsinki. Price data was last updated on April 11, 2025.

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 87 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, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Helsinki (average of $444). Flying from Chicago O'Hare Intl Airport to Helsinki in June is currently the most expensive (average of $1,123). 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 April 15, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 23% on flights from Chicago O'Hare Intl Airport to Helsinki by exploring options for tickets in the afternoon.

Weekly flight availability from Chicago O'Hare Intl Airport to Helsinki

Explore weekly flight availability from O'Hare Intl to Helsinki. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 15, 2025.

The most flights from ORD to HEL are scheduled on a Monday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Helsinki by month

Plan your trip to Helsinki by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Helsinki ranges from 1.2 - 2.8 inches per month. August is typically the wettest month, when rainfall can reach 2.8 in. February is typically the driest time to visit Helsinki when rainfall is around 1.2 in.

Temperature in Helsinki by month

Plan your trip to Helsinki by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Helsinki, 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 60.8 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 21.2 F).

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 April 15, 2025.
Get a feel of what it's like to fly with Delta, KLM and Finnair from Chicago to Helsinki 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
7,918 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,918 reviews
Delta
8.0
Very good
7,918 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,323 reviews
Delta
8.0
Very good
7,918 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,269 reviews
Delta
8.0
Very good
7,918 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.5
Good
1,435 reviews
Delta
8.0
Very good
7,918 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,658 reviews
Delta
8.0
Very good
7,918 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

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

    Currently priced at $583, Turkish Airlines will fly you from Chicago O'Hare Intl Airport to Helsinki and back. In addition to Turkish Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Scandinavian Airlines and Finnair - these airlines can fly you to your destination from $601 and $645, respectively. Turkish Airlines is currently priced 26% 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 $353. Finnair flights start at $541 while deals on British Airways start at $544 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 $1,773, our data shows the cheapest flight currently is $435. When looking at the most popular route, (Chicago O'Hare Intl - Helsinki-Vantaa), you can expect to pay $583 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, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Helsinki (average of $444). Flying from Chicago O'Hare Intl Airport to Helsinki in June is currently the most expensive (average of $1,123). 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 O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Vantaa
Espoo
Lahti

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Alternative routes for O'Hare Intl to Helsinki

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

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 April 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$393Average$609FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$466Average$685FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$543Average$860FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$576Average$1,009FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$612Average$935FlexibilityNo cancel feeOn-time69%
FinnairCheapest$644Average$969FlexibilityNo cancel feeOn-time76%

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