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$518+ Cheap flights from Chicago (CHI) to Helsinki (HEL)

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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — HEL
feb. 25 — mar. 41
mar. 2/25
mar. 3/4
1 adult, Economy
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The best prices from Chicago to Helsinki-Vantaa are usually found in November or February, booked 87 days in advance, depart on a Thursday or Monday and return on a Monday

Cheap flight deals from Chicago to Helsinki

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 febrero 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$534
(oojo)

Popular in

July

Cheapest in

November

Average price

$547

Good round-trip deal

$694 or less

Good one-way deal

$520 or less
Provider with most accurate pricing for Chicago (CHI)-Helsinki-Vantaa flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Helsinki-Vantaa flights.
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From Chicago (CHI) to Helsinki-Vantaa
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Highest demand for flights based on searches. 27% potential increase in price ($286 potential increase over avg. RT price).
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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 February 2025
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Price to beat on a round-trip flight from Chicago (CHI) to Helsinki-Vantaa.
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Price to beat on a one-way flight from Chicago (CHI) to Helsinki-Vantaa.
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Find flight deals from Chicago to Helsinki

Cheapest flights from Chicago to Helsinki
Explore the most affordable flight options available from Chicago to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 20, 2025.

This oojo deal was found by Cheapflights users on 2/19. 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.
mié. 9/1011:45 pmORD - HEL
1 stop34h 55mTurkish Airlines
lun. 9/2212:35 pmHEL - ORD
1 stop17h 25mTurkish Airlines
Deal found 2/19$518
This Booking.com deal was found by Cheapflights users on 2/20. 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.
mié. 4/29:30 pmORD - HEL
Nonstop8h 45mFinnair
mié. 4/94:25 pmHEL - ORD
Nonstop9h 25mFinnair
Deal found 2/20$574
This Ticket deal was found by Cheapflights users on 2/19. 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.
dom. 4/67:15 pmORD - HEL
1 stop20h 50mScandinavian Airlines
dom. 4/137:40 pmHEL - ORD
2 stops28h 30mScandinavian Airlines
Deal found 2/19$579
This Mytrip deal was found by Cheapflights users on 2/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/25:10 amORD - HEL
3 stops24h 50mMultiple Airlines
mié. 4/93:00 pmHEL - ORD
2 stops24h 03mMultiple Airlines
Deal found 2/20$590
This Booking.com deal was found by Cheapflights users on 2/20. 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.
lun. 4/79:30 pmORD - HEL
Nonstop8h 45mBritish Airways
lun. 4/147:30 pmHEL - ORD
1 stop24h 15mBritish Airways
Deal found 2/20$635
This Air France deal was found by Cheapflights users on 2/20. 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.
mar. 4/16:15 pmORD - HEL
2 stops14h 25mAir France
mar. 4/87:00 amHEL - ORD
1 stop15h 40mAir France
Deal found 2/20$642
This Iberia deal was found by Cheapflights users on 2/20. 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.
jue. 4/109:30 pmORD - HEL
Nonstop8h 45mIberia
vie. 4/254:25 pmHEL - ORD
Nonstop9h 25mIberia
Deal found 2/20$646
This Delta deal was found by Cheapflights users on 2/20. 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.
mar. 4/11:35 pmORD - HEL
2 stops19h 05mDelta
mar. 4/87:00 amHEL - ORD
2 stops19h 19mDelta
Deal found 2/20$652
This United Airlines deal was found by Cheapflights users on 2/20. 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.
mié. 4/210:52 amORD - HEL
2 stops17h 03mUnited Airlines
mié. 4/96:10 amHEL - ORD
2 stops18h 27mUnited Airlines
Deal found 2/20$655
This Delta deal was found by Cheapflights users on 2/20. 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.
mié. 4/21:16 pmMDW - HEL
2 stops15h 44mDelta
mié. 4/97:00 amHEL - MDW
2 stops19h 02mDelta
Deal found 2/20$656
This Gotogate deal was found by Cheapflights users on 2/20. 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.
mié. 5/1410:15 pmORD - HEL
1 stop31h 45mIcelandair
mar. 5/203:00 pmHEL - ORD
1 stop14h 15mIcelandair
Deal found 2/20$765
This American Airlines deal was found by Cheapflights users on 2/20. 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.
lun. 5/199:30 pmORD - HEL
Nonstop8h 45mAmerican Airlines
mié. 5/2812:35 pmHEL - ORD
1 stop15h 03mAmerican Airlines
Deal found 2/20$861

Find flights from Chicago to Helsinki within your budget

Customize your flight search to find flights from Chicago 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 febrero 20, 2025.

Fly from

Chicago

Fly to

Helsinki

Route

Depart

Return

Price

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

mié. 3/5

11:55 am-6:05 pm

1 stop22h 10m

Helsinki-Vantaa

mié. 3/12

7:00 pm-11:10 am

1 stop23h 10m

$534

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

mié. 4/2

9:30 pm-2:15 pm

Nonstop8h 45m

Helsinki-Vantaa

mié. 4/9

4:25 pm-5:50 pm

Nonstop9h 25m

$574

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

dom. 4/6

7:15 pm-12:05 am

1 stop20h 50m

Helsinki-Vantaa

dom. 4/13

7:40 pm-4:10 pm

2 stops28h 30m

$579

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

mié. 4/2

5:10 am-2:00 pm

3 stops24h 50m

Helsinki-Vantaa

mié. 4/9

3:00 pm-7:03 am

2 stops24h 03m

$590

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

lun. 4/7

9:30 pm-2:15 pm

Nonstop8h 45m

Helsinki-Vantaa

lun. 4/14

7:30 pm-11:45 am

1 stop24h 15m

$635

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

mar. 4/1

6:15 pm-4:40 pm

2 stops14h 25m

Helsinki-Vantaa

mar. 4/8

7:00 am-2:40 pm

1 stop15h 40m

$642

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

mar. 4/1

1:35 pm-4:40 pm

2 stops19h 05m

Helsinki-Vantaa

mar. 4/8

7:00 am-6:19 pm

2 stops19h 19m

$652

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

mié. 4/2

10:52 am-11:55 am

2 stops17h 03m

Helsinki-Vantaa

mié. 4/9

6:10 am-4:37 pm

2 stops18h 27m

$655

ChicagoHelsinki

MDW - HEL

MDWHEL

Chicago Midway

mié. 4/2

1:16 pm-1:00 pm

2 stops15h 44m

Helsinki-Vantaa

mié. 4/9

7:00 am-6:02 pm

2 stops19h 02m

$656

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

mié. 5/14

10:15 pm-2:00 pm

1 stop31h 45m

Helsinki-Vantaa

mar. 5/20

3:00 pm-9:15 pm

1 stop14h 15m

$765

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 20 results
1
2

Compare providers for flights from Chicago 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 Chicago to Helsinki in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*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-Helsinki flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Helsinki flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Helsinki flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-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-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 Chicago to Helsinki

Have a flexible travel schedule? Discover the best time to fly to Helsinki from Chicago 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.

Travel insights for flights from Chicago to Helsinki

Get recent, data-driven insights about flights from Chicago to Helsinki including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Chicago to Helsinki?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Helsinki. Price data was last updated on February 14, 2025.

To ensure you get the cheapest price possible for a flight from Chicago to Helsinki, you should look to book at least 85 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 Chicago to Helsinki?

Currently, November is the cheapest month in which you can book a flight from Chicago to Helsinki (average of $444). Flying from Chicago to Helsinki in June is currently the most expensive (average of $1,160). 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 CHI to HEL?

Find hourly flight availability from Chicago 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 febrero 20, 2025.

It’s optimal to fly from Chicago to Helsinki in the afternoon. By choosing this option you can save up to 34% on the cost of your flight, compared to a flight in the evening.

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 febrero 20, 2025.
Read reviews from past customers who have flown Delta, Finnair and Air France from Chicago to Helsinki. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,220 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Boarding

8.2

Overall

8.0

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
8,220 reviews
Delta
8.0
Very good
8,220 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Boarding

8.2

Overall

8.0

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
1,273 reviews
Delta
8.0
Very good
8,220 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Boarding

8.2

Overall

8.0

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
7.4
Good
1,449 reviews
Delta
8.0
Very good
8,220 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Boarding

8.2

Overall

8.0

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
8,766 reviews
Delta
8.0
Very good
8,220 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Boarding

8.2

Overall

8.0

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.

Turkish Airlines
7.3
Good
3,832 reviews
Delta
8.0
Very good
8,220 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Boarding

8.2

Overall

8.0

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 Chicago 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?

    Helsinki-Vantaa (HEL), located 10.6 mi from the city center, is the airport you fly into when you book flights from Chicago to Helsinki. 7 airlines have flights to Helsinki-Vantaa from Chicago on a regular basis. Booking flights from Chicago to Helsinki-Vantaa should not be difficult; the airport handles an average of 0 inbound flights from Chicago per day.

  • What are the cheapest airlines flying from Chicago to Helsinki round-trip?

    According to our current data, Turkish Airlines ($534), Finnair ($574), and Scandinavian Airlines ($579) offers the cheapest pricing from Chicago to Helsinki. Turkish Airlines is currently priced 29% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Chicago to Helsinki one-way?

    $571 is the cheapest one-way deal found within the past few days, from Turkish Airlines. You may also be able to find cheap deals on Finnair and Icelandair, with prices starting from $615 and $663, respectively.

  • What are the cheapest flights from Chicago to Helsinki?

    While on average a flight from Chicago to Helsinki is generally $1,101, our data shows the cheapest flight currently is $469. When looking at the most popular route, (Chicago O'Hare Intl - Helsinki-Vantaa), you can expect to pay $530 for that flight.

  • Can I find deals for flights from Chicago to Helsinki that include hotel bookings?

    Yes. In addition to deals on Chicago to Helsinki flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Helsinki?

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

  • Can I find deals for business class flights from Chicago to Helsinki?

    Yes. Cheapflights offers flight deals from Chicago 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 to Helsinki?

    Currently, November is the cheapest month in which you can book a flight from Chicago to Helsinki (average of $444). Flying from Chicago to Helsinki in June is currently the most expensive (average of $1,160). 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?

Book flights to Chicago if you plan to visit one of these locations
Vantaa
Espoo
Lahti

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Alternative routes for Chicago to Helsinki

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

Top 7 airlines flying from Chicago to Helsinki

Discover the top 7 airlines that operate flights from Chicago 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 febrero 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$394Average$621FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$466Average$761FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$471Average$855FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$588Average$1,057FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$612Average$942FlexibilityNo cancel feeOn-time69%
FinnairCheapest$616Average$1,032FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$640Average$1,085FlexibilityNo cancel feeOn-time76%
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