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Cheap flights from Illinois to Finland from $257

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Finland departing on 11/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Illinois to Finland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
7:10 am - 3:25 pmORD-HEL
24h 15m2 stops
Scandinavian Airlines Logo
6:15 am - 4:45 pmHEL-ORD
18h 30m1 stop
$386Scandinavian Airlines
Find Deal
dom, dez 7 - dom, dez 14
Scandinavian Airlines Logo
7:10 am - 10:40 amORD-HEL
19h 30m2 stops
Scandinavian Airlines Logo
6:15 am - 4:45 pmHEL-ORD
18h 30m1 stop
$401Scandinavian Airlines
Find Deal
sex, dez 5 - sex, dez 12
Icelandair Logo
6:30 pm - 12:55 pmORD-HEL
10h 25m1 stop
Icelandair Logo
1:55 pm - 5:20 pmHEL-ORD
11h 25m1 stop
$447Icelandair
Find Deal
dom, nov 30 - sex, dez 5
Icelandair Logo
7:25 pm - 1:00 pmORD-HEL
10h 35m1 stop
Icelandair Logo
3:00 pm - 9:40 pmHEL-ORD
14h 40m1 stop
$459Icelandair
Find Deal
sáb, mar 28 - dom, abr 5
Multiple Airlines Logo
6:30 pm - 7:20 pmORD-HEL
16h 50m2 stops
Multiple Airlines Logo
7:40 am - 5:20 pmHEL-ORD
17h 40m2 stops
$509Multiple Airlines
Find Deal
ter, dez 2 - ter, dez 9
American Airlines Logo
5:28 am - 10:45 amSTL-HEL
22h 17m1 stop
American Airlines Logo
12:35 pm - 10:24 pmHEL-STL
17h 49m1 stop
$532American Airlines
Find Deal
sex, mar 27 - ter, mar 31
American Airlines Logo
2:36 pm - 1:55 pmSTL-HEL
16h 19m2 stops
American Airlines Logo
12:35 pm - 6:15 pmHEL-STL
13h 40m1 stop
$536American Airlines
Find Deal
sex, mar 27 - ter, mar 31
Multiple Airlines Logo
6:48 am - 12:55 pmORD-HEL
22h 07m2 stops
Multiple Airlines Logo
1:55 pm - 11:08 amHEL-ORD
29h 13m3 stops
$548Multiple Airlines
Find Deal
seg, dez 1 - seg, dez 8
Lufthansa Logo
4:50 pm - 1:05 pmSTL-HEL
13h 15m1 stop
Lufthansa Logo
7:05 am - 7:48 pmHEL-STL
20h 43m2 stops
$553Lufthansa
Find Deal
sex, mar 27 - ter, mar 31
Lufthansa Logo
4:50 pm - 1:05 pmSTL-HEL
13h 15m1 stop
Lufthansa Logo
1:50 pm - 1:30 pmHEL-STL
31h 40m1 stop
$563Lufthansa
Find Deal
sex, mar 27 - ter, mar 31

Scandinavian Airlines flights from Illinois to Finland

Our best Scandinavian Airlines deals on Illinois to Finland flight tickets
Scandinavian Airlines
Dec 7
ORD7:10 amChicago O'Hare Intl
24h 15m
2 stops
HEL3:25 pmHelsinki-Vantaa
Dec 14
HEL6:15 amHelsinki-Vantaa
18h 30m
1 stop
ORD4:45 pmChicago O'Hare Intl
$386
Find similar
Scandinavian Airlines
Dec 5
ORD7:10 amChicago O'Hare Intl
19h 30m
2 stops
HEL10:40 amHelsinki-Vantaa
Dec 12
HEL6:15 amHelsinki-Vantaa
18h 30m
1 stop
ORD4:45 pmChicago O'Hare Intl
$401
Find similar
Scandinavian Airlines
Nov 10
ORD7:20 pmChicago O'Hare Intl
22h 15m
1 stop
HEL1:35 amHelsinki-Vantaa
Nov 23
HEL6:15 amHelsinki-Vantaa
18h 30m
1 stop
ORD4:45 pmChicago O'Hare Intl
$404
Find similar

American Airlines flights from Illinois to Finland

Our best American Airlines deals on Illinois to Finland flight tickets
American Airlines
Mar 27
STL5:28 amLambert-St Louis
22h 17m
1 stop
HEL10:45 amHelsinki-Vantaa
Mar 31
HEL12:35 pmHelsinki-Vantaa
17h 49m
1 stop
STL10:24 pmLambert-St Louis
$532
Find similar
American Airlines
Mar 27
STL2:36 pmLambert-St Louis
16h 19m
2 stops
HEL1:55 pmHelsinki-Vantaa
Mar 31
HEL12:35 pmHelsinki-Vantaa
13h 40m
1 stop
STL6:15 pmLambert-St Louis
$536
Find similar
American Airlines
Nov 12
BMI6:10 amBloomington-Normal
20h 35m
1 stop
HEL10:45 amHelsinki-Vantaa
Nov 16
HEL7:50 amHelsinki-Vantaa
24h 09m
2 stops
BMI11:59 pmBloomington-Normal
$1,467
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Finland 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, momondo users made 832,500 searches. Data last updated novembro 5, 2025.
Use the filters below to find and compare flights from Illinois to Finland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

dom 12/7

7:10 am-3:25 pm

2 stops24h 15m

Helsinki-Vantaa

dom 12/14

6:15 am-4:45 pm

1 stop18h 30m

$386

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

sex 12/5

7:10 am-10:40 am

2 stops19h 30m

Helsinki-Vantaa

sex 12/12

6:15 am-4:45 pm

1 stop18h 30m

$401

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

dom 11/30

6:30 pm-12:55 pm

1 stop10h 25m

Helsinki-Vantaa

sex 12/5

1:55 pm-5:20 pm

1 stop11h 25m

$447

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

sáb 3/28

7:25 pm-1:00 pm

1 stop10h 35m

Helsinki-Vantaa

dom 4/5

3:00 pm-9:40 pm

1 stop14h 40m

$459

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

ter 12/2

6:30 pm-7:20 pm

2 stops16h 50m

Helsinki-Vantaa

ter 12/9

7:40 am-5:20 pm

2 stops17h 40m

$509

St. LouisHelsinki

STL - HEL

STLHEL

Lambert-St Louis

sex 3/27

5:28 am-10:45 am

1 stop22h 17m

Helsinki-Vantaa

ter 3/31

12:35 pm-10:24 pm

1 stop17h 49m

$532

St. LouisHelsinki

STL - HEL

STLHEL

Lambert-St Louis

sex 3/27

2:36 pm-1:55 pm

2 stops16h 19m

Helsinki-Vantaa

ter 3/31

12:35 pm-6:15 pm

1 stop13h 40m

$536

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

seg 12/1

6:48 am-12:55 pm

2 stops22h 07m

Helsinki-Vantaa

seg 12/8

1:55 pm-11:08 am

3 stops29h 13m

$548

St. LouisHelsinki

STL - HEL

STLHEL

Lambert-St Louis

sex 3/27

4:50 pm-1:05 pm

1 stop13h 15m

Helsinki-Vantaa

ter 3/31

7:05 am-7:48 pm

2 stops20h 43m

$553

St. LouisHelsinki

STL - HEL

STLHEL

Lambert-St Louis

sex 3/27

4:50 pm-1:05 pm

1 stop13h 15m

Helsinki-Vantaa

ter 3/31

1:50 pm-1:30 pm

1 stop31h 40m

$563

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Finland from

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

What is the cheapest month to fly to Finland?

If you don’t want to visit Finland in November, then you should wait until February to fly from Illinois, when ticket prices are also cheap, with an average price of $540.

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

The cheapest day to depart from Illinois to Finland is on a Wednesday. Travelers who choose to depart for Finland on a Wednesday will often find tickets for as low as $782. 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 $930.

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

The cheapest time of day to fly to Finland is in the afternoon when flights can be purchased for as low as $738. In contrast, the most expensive time of day to depart to Finland is in the morning when prices are around $947.

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 $789 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 $602 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?

You could potentially save up to 14% on your flight if you consider stops on a Illinois to Finland flight.

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

$553

Direct flights

None
The best flight deal from Illinois to Finland found on momondo in the last 72 hours is $553
There are no direct flights from Illinois to Finland. Popular non-direct route for this connection is Chicago O'Hare Intl Airport - Helsinki-Vantaa Airport.
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?

  • 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?

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
Scandinavian AirlinesPriceFrom $409Free CancellationRating
7.4
1,560 reviews
Search Scandinavian Airlines flights
IcelandairPriceFrom $445Free CancellationRating
7.1
571 reviews
Search Icelandair flights
British AirwaysPriceFrom $579Free CancellationRating
6.7
7,496 reviews
Search British Airways flights
American AirlinesPriceFrom $603Free CancellationRating
7.2
11,042 reviews
Search American Airlines flights
LufthansaPriceFrom $625Free CancellationRating
6.8
7,555 reviews
Search Lufthansa flights
United AirlinesPriceFrom $644Free CancellationRating
7.4
9,004 reviews
Search United Airlines flights
FinnairPriceFrom $664Free CancellationRating
7.6
1,335 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.

An easier way to manage your Finland trip

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