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$296+ 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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — HEL
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
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 September, booked 14 days in advance, depart on a Wednesday or Monday 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 August 14, 2025.

Round-trip from

$420
(oojo)

One-way from

$296
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$969

Good round-trip deal

$650 or less

Good one-way deal

$388 or less
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. 18% potential increase in price ($176 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in August 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 August 14, 2025.

This oojo deal was found by Cheapflights users on 8/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:20 pmORD - HEL
2 stops20h 25mScandinavian Airlines
Wed 12/108:55 pmHEL - ORD
2 stops27h 50mScandinavian Airlines
Deal found 8/14$406
This oojo deal was found by Cheapflights users on 8/13. 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 9/287:15 pmORD - HEL
2 stops20h 20mScandinavian Airlines
Wed 11/57:00 amHEL - ORD
2 stops17h 45mScandinavian Airlines
Deal found 8/13$430
This oojo deal was found by Cheapflights users on 8/13. 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.
Fri 12/127:20 pmORD - HEL
1 stop20h 45mScandinavian Airlines
Wed 12/176:15 amHEL - ORD
1 stop18h 30mScandinavian Airlines
Deal found 8/13$458
This CrystalTravel deal was found by Cheapflights users on 8/14. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/27:15 pmORD - HEL
1 stop12h 10mScandinavian Airlines
Fri 10/3111:20 amHEL - ORD
1 stop13h 25mScandinavian Airlines
Deal found 8/14$472
This oojo deal was found by Cheapflights users on 8/12. 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.
Sat 10/117:15 pmORD - HEL
1 stop31h 20mScandinavian Airlines
Sun 10/199:00 pmHEL - ORD
1 stop27h 10mScandinavian Airlines
Deal found 8/12$490
This Scandinavian Airlines deal was found by Cheapflights users on 8/13. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/167:15 pmORD - HEL
1 stop20h 50mScandinavian Airlines
Tue 9/2311:15 amHEL - ORD
2 stops18h 00mScandinavian Airlines
Deal found 8/13$522
This Ticket deal was found by Cheapflights users on 8/14. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/287:15 pmORD - HEL
1 stop12h 10mScandinavian Airlines
Sun 10/511:15 amHEL - ORD
1 stop12h 55mScandinavian Airlines
Deal found 8/14$536
This oojo deal was found by Cheapflights users on 8/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/207:20 pmORD - HEL
1 stop31h 20mScandinavian Airlines
Sat 11/292:40 pmHEL - ORD
2 stops34h 05mScandinavian Airlines
Deal found 8/14$540

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 14, 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

Wed 12/3

7:20 pm-8:20 pm

1 stop17h 00m

Helsinki-Vantaa

Wed 12/10

4:05 pm-4:45 pm

2 stops32h 40m

$406

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Sun 9/28

7:15 pm-11:35 pm

2 stops20h 20m

Helsinki-Vantaa

Wed 11/5

7:00 am-4:45 pm

2 stops17h 45m

$430

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Fri 12/12

7:20 pm-12:05 am

1 stop20h 45m

Helsinki-Vantaa

Wed 12/17

11:20 am-4:45 pm

1 stop13h 25m

$458

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Thu 10/2

7:15 pm-3:25 pm

1 stop12h 10m

Helsinki-Vantaa

Fri 10/31

11:20 am-5:45 pm

1 stop13h 25m

$472

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Wed 10/8

6:40 am-2:00 pm

1 stop23h 20m

$296

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Sun 9/14

5:10 am-2:00 pm

2 stops24h 50m

$303

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Tue 10/7

6:40 pm-2:40 pm

2 stops60h 00m

$317

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Tue 9/30

5:17 pm-12:20 am

3 stops47h 03m

$359

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Wed 9/10

11:25 am-12:10 am

3 stops28h 45m

$362

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Thu 9/11

5:10 am-2:00 pm

2 stops24h 50m

$366

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

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 August 8, 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 14 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 $1,082). 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 14, 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 August 14, 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).

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 14, 2025.
Get a feel of what it's like to fly with Finnair, Scandinavian Airlines, and United 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
1,321 reviews

Crew

8.1

Entertainment

6.9

Food

6.7

Boarding

7.6

Comfort

7.5

Overall

7.6

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Finnair
7.6
Good
1,321 reviews
Finnair
7.6
Good
1,321 reviews

Crew

8.1

Entertainment

6.9

Food

6.7

Boarding

7.6

Comfort

7.5

Overall

7.6

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Scandinavian Airlines
7.4
Good
1,468 reviews
Finnair
7.6
Good
1,321 reviews

Crew

8.1

Entertainment

6.9

Food

6.7

Boarding

7.6

Comfort

7.5

Overall

7.6

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
United Airlines
7.4
Good
8,916 reviews
Finnair
7.6
Good
1,321 reviews

Crew

8.1

Entertainment

6.9

Food

6.7

Boarding

7.6

Comfort

7.5

Overall

7.6

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
American Airlines
7.2
Good
10,000 reviews
Finnair
7.6
Good
1,321 reviews

Crew

8.1

Entertainment

6.9

Food

6.7

Boarding

7.6

Comfort

7.5

Overall

7.6

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Icelandair
7.0
Good
526 reviews
Finnair
7.6
Good
1,321 reviews

Crew

8.1

Entertainment

6.9

Food

6.7

Boarding

7.6

Comfort

7.5

Overall

7.6

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.

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 $393, Scandinavian Airlines will fly you from Chicago O'Hare Intl Airport to Helsinki and back. In addition to Scandinavian Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Icelandair and American Airlines - these airlines can fly you to your destination from $444 and $576, respectively. Scandinavian Airlines is currently priced 49% below the average price you’ll pay for this route.

  • 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 (69%), Alaska Airlines (69%) and Finnair (69%).

  • 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 $1,989, our data shows the cheapest flight currently is $333. When looking at the most popular route, (Chicago O'Hare Intl - Helsinki-Vantaa), you can expect to pay $420 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 $1,082). 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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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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$393Average$576FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$444Average$646FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$576Average$956FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$579Average$829FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$612Average$991FlexibilityNo cancel feeOn-time69%
FinnairCheapest$664Average$923FlexibilityNo cancel feeOn-time76%

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