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

For one-way options, check prices for Icelandair. According to our data, you can fly for as low as $479. Users have also found prices from $538 and $542 on Iberia and British Airways, respectively.

What is the cheapest day to fly from Chicago to Finland?

Travelers seeking maximum savings on their Chicago to Finland flight should consider departing on Monday evenings when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular routes from Chicago to Finland?

When deciding which route to take from Chicago to Finland consider Chicago O'Hare Intl - Helsinki-Vantaa, Chicago Midway - Helsinki-Vantaa or Chicago O'Hare Intl - Rovaniemi as they are the most popular.

What are the cheapest flights from Chicago to Finland?

On average you can expect to pay $1,710 for a flight from Chicago to Finland. The cheapest flight overall is $426 while the most popular route, (Chicago O'Hare Intl - Helsinki-Vantaa) is currently priced at $466.

What are the most popular airlines that fly from Chicago to Finland?

American Airlines, Finnair and British Airways are the most popular airlines when flying from Chicago to Finland.

What is the cheapest day to fly round-trip from Chicago to Finland?

Thursday flights are generally found to be more expensive for flights from Chicago to Finland. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Finland.

How far in advance should I book a flight from Chicago to Finland?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 40 days in advance, which can save you up to 70% on flights from Chicago to Finland compared to booking the week you need them. Waiting 40 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $531. For sooner than that we have options available in the next 3 days from $713.

What is the cheapest month to fly from Chicago to Finland?

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, November can be a great choice for travel to Finland. Flights to Finland from Chicago in November are about $728 on average during November, but can be found for as low as $380.

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

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

How can I find direct flights from Chicago to Finland?

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

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

Yes. Cheapflights offers flight deals from Chicago to Finland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$747+ Flights from Chicago to Finland

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Cheap flight deals from Chicago to Finland

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$588 (Scandinavian Airlines)
One-way from	$351 (Kiwi.com)
Popular in	July
Cheapest in	November
Average price	$609
Good round-trip deal	$712 or less
Good one-way deal	$435 or less

Provider with most accurate pricing for Chicago (CHI)-Helsinki-Vantaa flight deals.

Search Deals

Provider most trusted by Cheapflights users for Chicago (CHI)-Helsinki-Vantaa flights.

Search Deals

From Chicago (CHI) to Finland

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One-way flight from Chicago (CHI) to Finland

Search Deals

Highest demand for flights based on searches. 26% potential increase in price ($264 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($31 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Price to beat on a round-trip flight from Chicago (CHI) to Finland.

Search Deals

Price to beat on a one-way flight from Chicago (CHI) to Finland.

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Find flight deals from Chicago to Finland

Cheapest flights from Chicago to Finland
Explore the most affordable flight options available from Chicago to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

Tue 10/217:15 pmORD - HEL

1 stop17h 00mScandinavian Airlines

Mon 10/2711:15 amHEL - ORD

1 stop13h 30mScandinavian Airlines

Deal found 3/31

$447

Tue 10/217:50 pmORD - HEL

1 stop31h 50mTurkish Airlines

Tue 10/2812:25 pmHEL - ORD

1 stop38h 00mTurkish Airlines

Deal found 3/31

$572

Mon 4/79:30 pmORD - HEL

Nonstop8h 45mFinnair

Mon 4/214:25 pmHEL - ORD

Nonstop9h 25mFinnair

Deal found 4/1

$640

Tue 5/139:35 amORD - HEL

2 stops26h 40mMultiple Airlines

Mon 5/197:15 amHEL - ORD

2 stops16h 55mMultiple Airlines

Deal found 3/31

$650

Mon 5/54:45 pmORD - HEL

1 stop14h 15mAmerican Airlines

Tue 5/134:25 pmHEL - ORD

Nonstop9h 25mAmerican Airlines

Deal found 3/31

$683

Mon 4/75:10 pmORD - HEL

1 stop15h 30mAir France

Mon 4/216:25 pmHEL - ORD

1 stop28h 15mAir France

Deal found 4/1

$689

Sun 4/64:20 pmORD - HEL

1 stop24h 00mKLM

Mon 4/211:55 pmHEL - ORD

1 stop32h 45mKLM

Deal found 3/31

$700

Mon 5/55:10 pmORD - HEL

1 stop15h 30mDelta

Tue 5/137:15 amHEL - ORD

2 stops18h 14mDelta

Deal found 3/31

$709

Wed 4/29:30 pmORD - HEL

Nonstop8h 45mBritish Airways

Mon 4/149:05 pmHEL - ORD

1 stop24h 45mBritish Airways

Deal found 3/31

$740

Mon 4/76:42 pmMDW - HEL

2 stops14h 58mDelta

Mon 4/217:00 amHEL - MDW

2 stops19h 20mDelta

Deal found 4/1

$776

Mon 4/213:02 pmMDW - HEL

2 stops13h 58mKLM

Mon 4/287:00 amHEL - MDW

2 stops15h 22mKLM

Deal found 4/1

$784

Fri 8/87:25 pmORD - HEL

2 stops16h 20mIcelandair

Thu 8/2112:00 pmHEL - ORD

2 stops17h 15mIcelandair

Deal found 3/31

$788

Best flights from Chicago to Finland
Discover carefully curated flight deals from Chicago to Finland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2025.

Mon 5/127:15 pmORD - HEL

1 stop17h 00mScandinavian Airlines

Mon 5/196:35 amHEL - ORD

1 stop17h 35mScandinavian Airlines

Deal found 4/1

$588

Mon 4/79:30 pmORD - HEL

Nonstop8h 45mFinnair

Mon 4/214:25 pmHEL - ORD

Nonstop9h 25mFinnair

Deal found 4/1

$640

Thu 4/247:50 pmORD - HEL

1 stop31h 50mTurkish Airlines

Thu 5/17:35 pmHEL - ORD

1 stop22h 05mTurkish Airlines

Deal found 4/1

$658

Tue 5/139:35 amORD - HEL

2 stops26h 40mMultiple Airlines

Mon 5/1911:15 amHEL - ORD

1 stop12h 55mMultiple Airlines

Deal found 4/1

$684

Mon 4/75:10 pmORD - HEL

1 stop15h 30mAir France

Mon 4/216:25 pmHEL - ORD

1 stop28h 15mAir France

Deal found 4/1

$689

Mon 4/219:30 pmORD - HEL

Nonstop8h 45mAmerican Airlines

Mon 4/2812:35 pmHEL - ORD

1 stop19h 14mAmerican Airlines

Deal found 4/1

$742

Mon 4/215:05 pmORD - HEL

2 stops16h 35mDelta

Mon 4/287:00 amHEL - ORD

1 stop15h 10mDelta

Deal found 4/1

$774

Mon 4/213:02 pmMDW - HEL

2 stops13h 58mKLM

Mon 4/287:00 amHEL - MDW

2 stops15h 22mKLM

Deal found 4/1

$784

Tue 5/137:10 pmORD - HEL

1 stop14h 40mBritish Airways

Mon 5/197:30 pmHEL - ORD

1 stop24h 15mBritish Airways

Deal found 4/1

$813

Wed 5/216:11 pmORD - HEL

2 stops16h 44mAir Canada

Fri 5/3012:40 pmHEL - ORD

2 stops27h 19mAir Canada

Deal found 4/1

$947

Wed 5/218:40 amORD - HEL

2 stops24h 00mUnited Airlines

Fri 5/306:00 amHEL - ORD

1 stop16h 00mUnited Airlines

Deal found 4/1

$950

Sun 4/69:40 pmORD - HEL

1 stop18h 10mLufthansa

Mon 4/216:10 amHEL - ORD

2 stops15h 45mLufthansa

Deal found 4/1

$1,151

Last-minute flights from Chicago to Finland
Discover last-minute flight deals from Chicago to Finland. Data last updated April 2, 2025 and is based on user searches.

Wed 4/29:30 pmORD - HEL

Nonstop8h 45mBritish Airways

Mon 4/149:05 pmHEL - ORD

1 stop24h 45mBritish Airways

Deal found 3/31

$740

Sun 4/64:20 pmORD - HEL

1 stop24h 00mKLM

Mon 4/211:55 pmHEL - ORD

1 stop32h 45mKLM

Deal found 3/31

$700

Sun 4/65:10 pmORD - HEL

1 stop22h 10mMultiple Airlines

Mon 4/211:55 pmHEL - ORD

1 stop32h 45mMultiple Airlines

Deal found 4/1

$714

Sun 4/69:30 pmORD - HEL

Nonstop8h 45mIberia

Mon 4/214:25 pmHEL - ORD

Nonstop9h 25mIberia

Deal found 4/1

$724

Sun 4/69:30 pmORD - HEL

Nonstop8h 45mAmerican Airlines

Mon 4/214:25 pmHEL - ORD

Nonstop9h 25mAmerican Airlines

Deal found 4/1

$745

Sun 4/69:40 pmORD - HEL

1 stop18h 10mLufthansa

Mon 4/216:10 amHEL - ORD

2 stops15h 45mLufthansa

Deal found 4/1

$1,151

Sun 4/66:30 pmORD - HEL

2 stops18h 30mBritish Airways

Mon 4/214:25 pmHEL - ORD

Nonstop9h 25mBritish Airways

Deal found 4/1

$1,625

Sun 4/610:42 amORD - HEL

2 stops19h 18mIcelandair

Mon 4/2111:55 amHEL - ORD

2 stops14h 20mIcelandair

Deal found 3/31

$2,880

Mon 4/79:30 pmORD - HEL

Nonstop8h 45mFinnair

Mon 4/214:25 pmHEL - ORD

Nonstop9h 25mFinnair

Deal found 4/1

$640

Mon 4/75:10 pmORD - HEL

1 stop15h 30mAir France

Mon 4/216:25 pmHEL - ORD

1 stop28h 15mAir France

Deal found 4/1

$689

Mon 4/76:42 pmMDW - HEL

2 stops14h 58mDelta

Mon 4/217:00 amHEL - MDW

2 stops19h 20mDelta

Deal found 4/1

$776

Mon 4/71:57 pmORD - HEL

2 stops15h 03mDelta

Mon 4/217:00 amHEL - ORD

2 stops19h 14mDelta

Deal found 4/1

$795

One-way flights from Chicago to Finland
Search for one-way flight options from Chicago to Finland. Find affordable one-way fares based on user searches. Data last updated April 2, 2025.

Fri 4/257:35 pmORD - HEL

3 stops57h 40mMultiple Airlines

Deal found 4/1

$351

Fri 4/258:01 pmMDW - HEL

3 stops57h 14mMultiple Airlines

Deal found 4/1

$400

Fri 4/257:25 pmORD - HEL

1 stop10h 35mIcelandair

Deal found 4/1

$479

Fri 4/259:30 pmORD - HEL

Nonstop8h 45mIberia

Deal found 4/1

$538

Sat 4/265:45 pmORD - HEL

1 stop12h 35mBritish Airways

Deal found 4/1

$542

Sat 4/125:08 pmORD - HEL

2 stops39h 32mAir France

Deal found 4/1

$548

Sat 4/265:59 pmMDW - HEL

2 stops14h 41mAir France

Deal found 4/1

$561

Sat 4/129:30 pmORD - HEL

Nonstop8h 45mFinnair

Deal found 4/1

$615

Cheapflights Fare Finder

Use the filters below to find and compare flights from Chicago to Finland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Mon 5/12

7:15 pm-12:05 am

1 stop20h 50m

Helsinki-Vantaa

Mon 5/19

11:15 am-4:10 pm

1 stop12h 55m

$542

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Mon 5/5

11:25 am-6:40 pm

1 stop23h 15m

Helsinki-Vantaa

Tue 5/13

7:35 pm-9:40 am

1 stop22h 05m

$622

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Mon 4/7

9:30 pm-2:15 pm

Nonstop8h 45m

Helsinki-Vantaa

Mon 4/21

4:25 pm-5:50 pm

Nonstop9h 25m

$640

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Tue 5/13

9:35 am-8:15 pm

2 stops26h 40m

Helsinki-Vantaa

Mon 5/19

7:15 am-4:10 pm

2 stops16h 55m

$650

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Mon 5/5

4:45 pm-3:00 pm

1 stop14h 15m

Helsinki-Vantaa

Tue 5/13

4:25 pm-5:50 pm

Nonstop9h 25m

$683

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Mon 4/7

5:10 pm-4:40 pm

1 stop15h 30m

Helsinki-Vantaa

Mon 4/21

6:25 pm-2:40 pm

1 stop28h 15m

$689

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Sun 4/6

4:20 pm-12:20 am

1 stop24h 00m

Helsinki-Vantaa

Mon 4/21

1:55 pm-2:40 pm

1 stop32h 45m

$700

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Mon 5/5

5:10 pm-4:40 pm

1 stop15h 30m

Helsinki-Vantaa

Tue 5/13

7:15 am-5:29 pm

2 stops18h 14m

$709

ChicagoHelsinki

MDW - HEL

MDWHEL

Chicago Midway

Mon 4/7

6:42 pm-5:40 pm

2 stops14h 58m

Helsinki-Vantaa

Mon 4/21

7:00 am-6:20 pm

2 stops19h 20m

$776

ChicagoHelsinki

MDW - HEL

MDWHEL

Chicago Midway

Mon 4/21

3:02 pm-1:00 pm

2 stops13h 58m

Helsinki-Vantaa

Mon 4/28

7:00 am-2:22 pm

2 stops15h 22m

$784

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 26 results

Best time to book a flight from Chicago to Finland

Have a flexible travel schedule? Discover the best time to fly to Finland 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.

Cheapflights Insights

Everything you need to know about your flight from Chicago to Finland

What is the cheapest month to book a flight from Chicago to Finland?

Currently, November is the cheapest month in which you can book a flight from Chicago to Finland (average of $444). Flying from Chicago to Finland 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 CHI to FI?

When flying from Chicago to Finland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Chicago to Finland

The most flights from CHI to FI0 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 Finland by month

In terms of precipitation, rainfall in Finland 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 Finland when rainfall is around 1.2 in.

Temperature in Finland by month

If weather is an important factor for your trip to Finland, 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 Finland

Read through reviews of airlines operating flights from Chicago to Finland, such as Delta, KLM and Finnair. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,899 reviews

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

7,899 reviews

Delta

8.0

Very good

7,899 reviews

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

7,899 reviews

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

1,267 reviews

Delta

8.0

Very good

7,899 reviews

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

1,427 reviews

Delta

8.0

Very good

7,899 reviews

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

8,615 reviews

Delta

8.0

Very good

7,899 reviews

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

What are the cheapest airlines to fly from Chicago to Finland one-way?
For one-way options, check prices for Icelandair. According to our data, you can fly for as low as $479. Users have also found prices from $538 and $542 on Iberia and British Airways, respectively.
What are the most popular routes from Chicago to Finland?
When deciding which route to take from Chicago to Finland consider Chicago O'Hare Intl - Helsinki-Vantaa, Chicago Midway - Helsinki-Vantaa or Chicago O'Hare Intl - Rovaniemi as they are the most popular.
What are the cheapest flights from Chicago to Finland?
On average you can expect to pay $1,710 for a flight from Chicago to Finland. The cheapest flight overall is $426 while the most popular route, (Chicago O'Hare Intl - Helsinki-Vantaa) is currently priced at $466.
Can I find deals for flights from Chicago to Finland that include hotel bookings?
Yes. In addition to deals on Chicago to Finland flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Chicago to Finland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Finland.
Can I find deals for business class flights from Chicago to Finland?
Yes. Cheapflights offers flight deals from Chicago to Finland 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 Finland?
Currently, November is the cheapest month in which you can book a flight from Chicago to Finland (average of $444). Flying from Chicago to Finland 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Chicago to Finland

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Top 6 airlines flying from Chicago to Finland

Airline	Cheapest	Average	Flexibility	On-time
Scandinavian Airlines	Cheapest$393	Average$617	FlexibilityNo cancel fee	On-time77%
Icelandair	Cheapest$466	Average$707	FlexibilityNo cancel fee	On-time76%
British Airways	Cheapest$543	Average$860	FlexibilityNo cancel fee	On-time70%
American Airlines	Cheapest$576	Average$1,035	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$612	Average$935	FlexibilityNo cancel fee	On-time69%
Finnair	Cheapest$630	Average$982	FlexibilityNo cancel fee	On-time76%

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$351+ Cheap flights from Chicago (CHI) to Finland

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 4/25. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Chicago to Finland with Cheapflights

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Cheap flight deals from Chicago to Finland

Keep the following information in mind while searching for Chicago to Finland flight deals. Data was last updated April 2, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Chicago to Finland

Cheapest flights from Chicago to FinlandExplore the most affordable flight options available from Chicago to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

Explore the most affordable flight options available from Chicago to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Chicago to Finland that are best for you.

Best time to book a flight from Chicago to Finland

Have a flexible travel schedule? Discover the best time to fly to Finland from Chicago with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Chicago to Finland

What is the cheapest month to book a flight from Chicago to Finland?

What is the cheapest time of day to fly from CHI to FI?

Find hourly flight availability from Chicago to Finland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 2, 2025.

Weekly flight availability from Chicago to Finland

Explore weekly flight availability from Chicago to Finland. 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 2, 2025.

Rainfall in Finland by month

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

Temperature in Finland by month

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

Reviews of airlines servicing Finland

Read through reviews of airlines operating flights from Chicago to Finland, such as Delta, KLM and Finnair. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Finland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

What are the most popular routes from Chicago to Finland?

What are the cheapest flights from Chicago to Finland?

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

How can I find direct flights from Chicago to Finland?

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

What is the cheapest month to book a flight from Chicago to Finland?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Chicago to Finland

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from Chicago to Finland

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Cheapest flights from Chicago to Finland
Explore the most affordable flight options available from Chicago to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.