Find cheap flights from Illinois to Finland from $436

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight departing on 1/24. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Sat 1/6
Sat 1/13
In the last 7 days travellers have searched 42,043,356 times on KAYAK, and here is why:

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Good to know

Low season

April

High season

June

Cheapest flight

$436
Best time to beat the crowds with an average 9% drop in price.
Most popular time to fly with an average 59% increase in price.
Flight from Chicago O'Hare Airport to Helsinki

FAQs for booking flights from Illinois to Finland

  • How does KAYAK find such low prices on flights from Illinois to Finland?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Finland.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Finland?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Finland from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Illinois to Finland?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Finland with an airline and back to Illinois with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Finland?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Finland from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Illinois to Finland

Recent one-way flight deals

1/1Mon
1 stopIcelandair
10h 30mORD-HEL
$474
1/1Mon
2 stops
31h 15mORD-HEL
$493
1/1Mon
1 stopTurkish Airlines
37h 30mORD-HEL
$518
12/17Sun
3 stops
51h 04mORD-HEL
$543
12/17Sun
3 stops
50h 13mMDW-HEL
$546
12/17Sun
2 stops
50h 14mORD-HEL
$668
12/17Sun
2 stops
49h 23mMDW-HEL
$670
1/1Mon
3 stops
39h 20mORD-HEL
$742
12/17Sun
1 stopIcelandair
10h 30mORD-HEL
$866
1/1Mon
3 stops
32h 15mMDW-HEL
$885

Search by stops

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Recent round-trip flight deals

1/24Wed
1 stopScandinavian Airlines
11h 55mORD-HEL
2/18Sun
1 stopScandinavian Airlines
14h 45mHEL-ORD
$436
4/7Sun
1 stopScandinavian Airlines
17h 55mORD-HEL
4/24Wed
1 stopScandinavian Airlines
11h 05mHEL-ORD
$437
2/11Sun
1 stopIcelandair
10h 30mORD-HEL
2/17Sat
1 stopIcelandair
11h 20mHEL-ORD
$556
2/24Sat
1 stopDelta
15h 10mORD-HEL
3/2Sat
1 stopDelta
15h 30mHEL-ORD
$635
5/3Fri
1 stopAir France
15h 35mORD-HEL
5/12Sun
1 stopAir France
16h 50mHEL-ORD
$637
2/8Thu
2 stopsDelta
21h 45mORD-HEL
2/11Sun
1 stopDelta
15h 55mHEL-ORD
$639
4/12Fri
2 stopsAir France
14h 50mORD-HEL
4/15Mon
1 stopAir France
16h 50mHEL-ORD
$641
4/11Thu
2 stopsKLM
13h 50mORD-HEL
4/14Sun
2 stopsKLM
16h 47mHEL-ORD
$663
12/29Fri
1 stopIcelandair
10h 30mORD-HEL
2/29Thu
1 stopIcelandair
11h 20mHEL-ORD
$694
4/10Wed
2 stopsKLM
13h 50mORD-HEL
4/14Sun
2 stopsKLM
16h 47mHEL-ORD
$703

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Last minute flights from Illinois to Finland

Last minute flight, train and bus deals

12/10Sun
multi-stopAir France
22h 05mORD-HEL
12/23Sat
multi-stopAir France
16h 50mHEL-ORD
$675
12/10Sun
multi-stopTurkish Airlines
37h 30mORD-HEL
12/23Sat
multi-stopTurkish Airlines
37h 45mHEL-ORD
$880
12/10Sun
multi-stopKLM
23h 10mORD-HEL
12/23Sat
multi-stopKLM
16h 20mHEL-ORD
$890
12/10Sun
multi-stopAir France
21h 50mORD-HEL
12/23Sat
multi-stopAir France
16h 50mHEL-ORD
$921
12/10Sun
multi-stopDelta
18h 45mORD-HEL
12/23Sat
multi-stopDelta
21h 44mHEL-ORD
$1,081
12/9Sat
multi-stopBritish Airways
16h 00mORD-HEL
12/11Mon
multi-stopBritish Airways
33h 50mHEL-ORD
$1,083
12/9Sat
multi-stopBritish Airways
22h 05mORD-HEL
12/11Mon
multi-stopBritish Airways
27h 25mHEL-ORD
$1,088
12/9Sat
multi-stopIcelandair
10h 30mORD-HEL
12/11Mon
multi-stopIcelandair
11h 20mHEL-ORD
$1,157
12/9Sat
multi-stop
16h 40mORD-HEL
12/11Mon
multi-stop
43h 52mHEL-ORD
$1,217
12/9Sat
multi-stopDelta
16h 10mMDW-HEL
12/11Mon
multi-stopDelta
17h 43mHEL-MDW
$6,136

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Flights to Finland

Return flight deals:

Finland - Illinois

Cabin classes:

$592