What is the cheapest airline that flies from Illinois to Finland?

Finnair and Delta are the most popular carriers operating from Illinois to Finland

What airlines fly to Finland?

Finnair, Icelandair and Scandinavian Airlines are the top three most popular airlines that fly to Finland from Illinois according to our data. Finnair is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Finland. Keep in mind that there are 6 different airlines that fly to Finland on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Illinois to Finland?

Prices for flights from Illinois to Finland were last updated today.

How many operators does momondo search for flights from Illinois to Finland?

There are 6 operators available for flights from Illinois to Finland as of February 2026.

How old do you have to be to fly from Illinois to Finland?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Finland.

What documentation or ID do you need to fly to Finland?

The travel and health documents required for your trip to Finland can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Finland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$279 Cheap Flights from Illinois to Finland in 2026

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Find the cheapest flights from Illinois to Finland

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:30 pm - 12:55 pm

ORD

HEL

10h 25m

1 stop

1:55 pm - 5:20 pm

HEL

ORD

11h 25m

1 stop

$365Icelandair

dom., feb. 15 - sáb., feb. 28

6:30 pm - 12:55 pm

ORD

HEL

10h 25m

1 stop

1:55 pm - 6:20 pm

HEL

ORD

11h 25m

1 stop

$367Icelandair

lun., mar. 2 - lun., mar. 9

7:30 pm - 12:55 pm

ORD

HEL

10h 25m

1 stop

1:55 pm - 6:20 pm

HEL

ORD

11h 25m

1 stop

$371Icelandair

mar., mar. 10 - mar., mar. 17

7:15 pm - 3:20 pm

ORD

HEL

12h 05m

1 stop

11:05 am - 4:10 pm

HEL

ORD

13h 05m

2 stops

$376Scandinavian Airlines

mié., abr. 15 - lun., abr. 20

7:15 pm - 3:45 pm

ORD

HEL

12h 30m

2 stops

11:05 am - 4:10 pm

HEL

ORD

13h 05m

2 stops

$377Scandinavian Airlines

mié., abr. 15 - lun., abr. 20

11:22 am - 11:10 am

STL

HEL

16h 48m

1 stop

12:45 pm - 10:32 am

HEL

STL

28h 47m

1 stop

$476American Airlines

lun., mar. 16 - lun., mar. 23

9:37 am - 2:15 pm

STL

HEL

20h 38m

1 stop

4:25 pm - 10:14 pm

HEL

STL

13h 49m

1 stop

$485Multiple Airlines

mié., abr. 1 - mié., abr. 8

1:39 pm - 2:00 pm

STL

HEL

16h 21m

2 stops

4:25 pm - 10:17 pm

HEL

STL

13h 52m

1 stop

$489American Airlines

mié., abr. 1 - mié., abr. 8

8:21 am - 6:55 pm

STL

HEL

26h 34m

2 stops

6:35 am - 9:08 pm

HEL

STL

22h 33m

2 stops

$501United Airlines

mié., abr. 1 - mié., abr. 8

11:22 am - 11:10 am

STL

HEL

16h 48m

1 stop

12:45 pm - 10:32 am

HEL

STL

28h 47m

1 stop

$530Multiple Airlines

lun., mar. 16 - lun., mar. 23

Icelandair flights from Illinois to Finland

Our best Icelandair deals on Illinois to Finland flight tickets

Icelandair

Feb 15

ORD6:30 pmChicago O'Hare Intl

10h 25m

1 stop

HEL12:55 pmHelsinki-Vantaa

Feb 28

HEL1:55 pmHelsinki-Vantaa

11h 25m

1 stop

ORD5:20 pmChicago O'Hare Intl

$365

Icelandair

Mar 2

ORD6:30 pmChicago O'Hare Intl

10h 25m

1 stop

HEL12:55 pmHelsinki-Vantaa

Mar 9

HEL1:55 pmHelsinki-Vantaa

11h 25m

1 stop

ORD6:20 pmChicago O'Hare Intl

$367

Icelandair

Mar 10

ORD7:30 pmChicago O'Hare Intl

10h 25m

1 stop

HEL12:55 pmHelsinki-Vantaa

Mar 17

HEL1:55 pmHelsinki-Vantaa

11h 25m

1 stop

ORD6:20 pmChicago O'Hare Intl

$371

American Airlines flights from Illinois to Finland

Our best American Airlines deals on Illinois to Finland flight tickets

American Airlines

Apr 1

STL8:00 amLambert-St Louis

22h 15m

1 stop

HEL2:15 pmHelsinki-Vantaa

Apr 8

HEL4:25 pmHelsinki-Vantaa

15h 23m

1 stop

STL11:48 pmLambert-St Louis

$485

American Airlines

Mar 8

STL1:34 pmLambert-St Louis

17h 21m

2 stops

HEL1:55 pmHelsinki-Vantaa

Mar 17

HEL12:30 pmHelsinki-Vantaa

17h 52m

1 stop

STL11:22 pmLambert-St Louis

$489

American Airlines

Mar 8

STL7:00 amLambert-St Louis

20h 45m

1 stop

HEL10:45 amHelsinki-Vantaa

Mar 17

HEL12:30 pmHelsinki-Vantaa

17h 52m

1 stop

STL11:22 pmLambert-St Louis

$524

Fly from

Fly to

Route

Depart

Return

Price

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

dom. 2/15

6:30 pm-12:55 pm

1 stop10h 25m

Helsinki-Vantaa

sáb. 2/28

1:55 pm-5:20 pm

1 stop11h 25m

$365

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

lun. 3/2

6:30 pm-12:55 pm

1 stop10h 25m

Helsinki-Vantaa

lun. 3/9

1:55 pm-6:20 pm

1 stop11h 25m

$367

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

mar. 3/10

7:30 pm-12:55 pm

1 stop10h 25m

Helsinki-Vantaa

mar. 3/17

1:55 pm-6:20 pm

1 stop11h 25m

$371

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

mié. 4/15

7:15 pm-3:20 pm

1 stop12h 05m

Helsinki-Vantaa

lun. 4/20

11:05 am-4:10 pm

2 stops13h 05m

$376

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

mié. 4/15

7:15 pm-3:45 pm

2 stops12h 30m

Helsinki-Vantaa

lun. 4/20

11:05 am-4:10 pm

2 stops13h 05m

$377

St. LouisHelsinki

STL - HEL

STLHEL

Lambert-St Louis

lun. 3/16

11:22 am-11:10 am

1 stop16h 48m

Helsinki-Vantaa

lun. 3/23

12:45 pm-10:32 am

1 stop28h 47m

$476

St. LouisHelsinki

STL - HEL

STLHEL

Lambert-St Louis

mié. 4/1

9:37 am-2:15 pm

1 stop20h 38m

Helsinki-Vantaa

mié. 4/8

4:25 pm-10:14 pm

1 stop13h 49m

$485

St. LouisHelsinki

STL - HEL

STLHEL

Lambert-St Louis

mié. 4/1

1:39 pm-2:00 pm

2 stops16h 21m

Helsinki-Vantaa

mié. 4/8

4:25 pm-10:17 pm

1 stop13h 52m

$489

St. LouisHelsinki

STL - HEL

STLHEL

Lambert-St Louis

mié. 4/1

8:21 am-6:55 pm

2 stops26h 34m

Helsinki-Vantaa

mié. 4/8

6:35 am-9:08 pm

2 stops22h 33m

$501

St. LouisHelsinki

STL - HEL

STLHEL

Lambert-St Louis

lun. 3/16

11:22 am-11:10 am

1 stop16h 48m

Helsinki-Vantaa

lun. 3/23

12:45 pm-10:32 am

1 stop28h 47m

$530

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Illinois to Finland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Finland?

If you don’t want to visit Finland in February, then you should wait until March to fly from Illinois, when ticket prices are also cheap, with an average price of $535.

What is the cheapest day to depart on your flight to Finland?

The cheapest day to depart from Illinois to Finland is on a Sunday. Travelers who choose to depart for Finland on a Sunday will often find tickets for as low as $765. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Finland on Saturday is $918.

What is the cheapest Illinois to Finland flight route?

Fly from Chicago O'Hare Intl to Helsinki-Vantaa for the best Illinois - Finland flight prices

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

You are more likely to see cheaper flights to Finland from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Finland for around $782 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Finland from Illinois for as low as $503 on momondo.

What cabin class options are available on Illinois to Finland flights?

There are 3 cabin classes available to choose from on Illinois to Finland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Illinois to Finland flights?

No. A direct flight is the cheapest option for a flight between Illinois to Finland.

Cheap Illinois to Finland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Finland

Best Price Found	$330
Fastest flight time	8h 45m
Direct flights	Every day
Airports in Finland	28 airports

The best one-way flight to Finland from Illinois in the past 72 hours is $330. The best round-trip flight deal from Illinois to Finland found on momondo in the last 72 hours is $612.

The fastest flight from Illinois to Finland takes 8h 45m

Direct flights go from Illinois to Finland every day.

There are 28 airports in Finland. From Illinois there are direct flights to Helsinki-Vantaa (HEL).

Search flight deals

When did momondo last update prices for flights from Illinois to Finland?
Prices for flights from Illinois to Finland were last updated today.
How many operators does momondo search for flights from Illinois to Finland?
There are 6 operators available for flights from Illinois to Finland as of February 2026.
How old do you have to be to fly from Illinois to Finland?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Finland.
What documentation or ID do you need to fly to Finland?
The travel and health documents required for your trip to Finland can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Finland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Illinois to Finland?
Based on momondo bookings for flights between Illinois and Finland, the leading plane model is Airbus A330-300, making up 34.78% of the total bookings. Other popular models include Boeing 787-8 Dreamliner with 22.95%, Boeing 787-9 Dreamliner with 15.46%, and Airbus A330 with 11.35%.

Best airlines flying from Illinois to Finland

Compare and see reviews for airlines that fly from Illinois to Finland with momondo

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $419	Free Cancellation	Rating 7.1 606 reviews	Search Icelandair flights
Scandinavian Airlines	PriceFrom $428	Free Cancellation	Rating 7.3 1,676 reviews	Search Scandinavian Airlines flights
Lufthansa	PriceFrom $625	Free Cancellation	Rating 6.8 7,758 reviews	Search Lufthansa flights
United Airlines	PriceFrom $644	Free Cancellation	Rating 7.4 9,229 reviews	Search United Airlines flights
American Airlines	PriceFrom $653	Free Cancellation	Rating 7.2 11,211 reviews	Search American Airlines flights
Finnair	PriceFrom $658	Free Cancellation	Rating 7.6 1,357 reviews	Search Finnair flights

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Finland?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Illinois to Finland. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Illinois to Finland with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Finland from Illinois with this policy.

How can momondo help me find flights from Illinois to Finland?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Illinois to Finland.

I’m not ready to book a flight from Illinois to Finland right now. Can momondo alert me if prices change?

Price alerts on flights to Finland from Illinois are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.