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Cheap flights from Chicago O'Hare Intl Airport to Helsinki from $231

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Helsinki departing on 5/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Chicago O'Hare Intl Airport to Helsinki

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
7:15 pm - 1:30 am
ORD
-
HEL
22h 15m
1 stop
Scandinavian Airlines Logo
4:00 pm - 4:10 pm
HEL
-
ORD
32h 10m
1 stop
$439Scandinavian Airlines
Wed, Apr 15 - Tue, Apr 21
Scandinavian Airlines Logo
7:15 pm - 3:20 pm
ORD
-
HEL
12h 05m
1 stop
Scandinavian Airlines Logo
1:25 pm - 4:10 pm
HEL
-
ORD
34h 45m
2 stops
$443Scandinavian Airlines
Wed, Apr 15 - Tue, Apr 21
Scandinavian Airlines Logo
7:15 pm - 3:20 pm
ORD
-
HEL
12h 05m
1 stop
Scandinavian Airlines Logo
11:05 am - 4:10 pm
HEL
-
ORD
13h 05m
2 stops
$446Scandinavian Airlines
Wed, Apr 15 - Wed, Apr 22
Scandinavian Airlines Logo
7:15 pm - 1:30 am
ORD
-
HEL
22h 15m
1 stop
Scandinavian Airlines Logo
9:05 pm - 4:10 pm
HEL
-
ORD
27h 05m
1 stop
$450Scandinavian Airlines
Wed, Apr 15 - Tue, Apr 21
Scandinavian Airlines Logo
7:15 pm - 8:35 pm
ORD
-
HEL
17h 20m
2 stops
Scandinavian Airlines Logo
7:10 pm - 4:10 pm
HEL
-
ORD
53h 00m
2 stops
$451Scandinavian Airlines
Mon, Apr 13 - Sat, Apr 18
Scandinavian Airlines Logo
7:15 pm - 3:20 pm
ORD
-
HEL
12h 05m
1 stop
Scandinavian Airlines Logo
11:05 am - 4:10 pm
HEL
-
ORD
13h 05m
2 stops
$456Scandinavian Airlines
Mon, Apr 13 - Wed, Apr 29
Scandinavian Airlines Logo
7:15 pm - 8:35 pm
ORD
-
HEL
17h 20m
2 stops
Scandinavian Airlines Logo
11:05 am - 4:10 pm
HEL
-
ORD
13h 05m
2 stops
$459Scandinavian Airlines
Mon, Apr 13 - Wed, Apr 29
Scandinavian Airlines Logo
7:15 pm - 3:20 pm
ORD
-
HEL
12h 05m
1 stop
Scandinavian Airlines Logo
6:10 am - 4:10 pm
HEL
-
ORD
18h 00m
1 stop
$469Scandinavian Airlines
Wed, Apr 15 - Wed, Apr 22
Icelandair Logo
7:25 pm - 2:00 pm
ORD
-
HEL
10h 35m
1 stop
Icelandair Logo
3:00 pm - 6:15 pm
HEL
-
ORD
11h 15m
1 stop
$479Icelandair
Mon, Apr 13 - Wed, Apr 29
Scandinavian Airlines Logo
7:15 pm - 1:30 am
ORD
-
HEL
22h 15m
1 stop
Scandinavian Airlines Logo
9:05 pm - 4:10 pm
HEL
-
ORD
27h 05m
1 stop
$480Scandinavian Airlines
Wed, Apr 15 - Tue, Apr 21

Turkish Airlines flights from Chicago O'Hare Intl Airport to Helsinki

Our best Turkish Airlines deals on Chicago O'Hare Intl Airport to Helsinki flight tickets
Turkish Airlines
Apr 28
ORD11:25 amChicago O'Hare Intl
15h 45m
1 stop
HEL11:10 amHelsinki-Vantaa
May 6
HEL7:35 pmHelsinki-Vantaa
30h 40m
1 stop
ORD6:15 pmChicago O'Hare Intl
$529
Turkish Airlines
Apr 28
ORD11:25 amChicago O'Hare Intl
15h 45m
1 stop
HEL11:10 amHelsinki-Vantaa
May 6
HEL7:35 pmHelsinki-Vantaa
22h 05m
1 stop
ORD9:40 amChicago O'Hare Intl
$532
Turkish Airlines
Apr 9
ORD8:10 pmChicago O'Hare Intl
19h 45m
1 stop
HEL11:55 pmHelsinki-Vantaa
Apr 14
HEL7:35 pmHelsinki-Vantaa
22h 05m
1 stop
ORD9:40 amChicago O'Hare Intl
$538

Icelandair flights from Chicago O'Hare Intl Airport to Helsinki

Our best Icelandair deals on Chicago O'Hare Intl Airport to Helsinki flight tickets
Icelandair
Apr 13
ORD7:25 pmChicago O'Hare Intl
10h 35m
1 stop
HEL2:00 pmHelsinki-Vantaa
Apr 29
HEL3:00 pmHelsinki-Vantaa
11h 15m
1 stop
ORD6:15 pmChicago O'Hare Intl
$479
Icelandair
Apr 15
ORD7:25 pmChicago O'Hare Intl
10h 35m
1 stop
HEL2:00 pmHelsinki-Vantaa
Apr 21
HEL3:00 pmHelsinki-Vantaa
11h 15m
1 stop
ORD6:15 pmChicago O'Hare Intl
$530
Icelandair
May 4
ORD7:25 pmChicago O'Hare Intl
10h 35m
1 stop
HEL2:00 pmHelsinki-Vantaa
May 8
HEL3:00 pmHelsinki-Vantaa
14h 25m
1 stop
ORD9:25 pmChicago O'Hare Intl
$556

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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, momondo users made 832,500 searches. Data last updated March 10, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Helsinki that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Wed 4/15

7:15 pm-1:30 am

1 stop22h 15m

Helsinki-Vantaa

Tue 4/21

4:00 pm-4:10 pm

1 stop32h 10m

$439

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Wed 4/15

7:15 pm-3:20 pm

1 stop12h 05m

Helsinki-Vantaa

Tue 4/21

1:25 pm-4:10 pm

2 stops34h 45m

$443

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Wed 4/15

7:15 pm-3:20 pm

1 stop12h 05m

Helsinki-Vantaa

Wed 4/22

11:05 am-4:10 pm

2 stops13h 05m

$446

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Wed 4/15

7:15 pm-1:30 am

1 stop22h 15m

Helsinki-Vantaa

Tue 4/21

9:05 pm-4:10 pm

1 stop27h 05m

$450

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Mon 4/13

7:15 pm-8:35 pm

2 stops17h 20m

Helsinki-Vantaa

Sat 4/18

7:10 pm-4:10 pm

2 stops53h 00m

$451

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Mon 4/13

7:15 pm-3:20 pm

1 stop12h 05m

Helsinki-Vantaa

Wed 4/29

11:05 am-4:10 pm

2 stops13h 05m

$456

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Mon 4/13

7:15 pm-8:35 pm

2 stops17h 20m

Helsinki-Vantaa

Wed 4/29

11:05 am-4:10 pm

2 stops13h 05m

$459

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Wed 4/15

7:15 pm-3:20 pm

1 stop12h 05m

Helsinki-Vantaa

Wed 4/22

6:10 am-4:10 pm

1 stop18h 00m

$469
Quickest round-trip

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Mon 4/13

7:25 pm-2:00 pm

1 stop10h 35m

Helsinki-Vantaa

Wed 4/29

3:00 pm-6:15 pm

1 stop11h 15m

$479

ChicagoHelsinki

ORD - HEL

ORDHEL

Chicago O'Hare Intl

Wed 4/15

7:15 pm-1:30 am

1 stop22h 15m

Helsinki-Vantaa

Tue 4/21

9:05 pm-4:10 pm

1 stop27h 05m

$480

Flights are sorted by cheapest round-trip flights first.

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

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Helsinki

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 Helsinki?

The month of February is, on average, the cheapest month to fly to Helsinki from Chicago O'Hare Intl Airport, with most prices found around $469. If you aren’t able to travel during the month of February, then book flights to Helsinki from Chicago O'Hare Intl Airport during January instead. Flights to Helsinki in January, while not as cheap as those in February, still average around $511.

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

The cheapest day to depart on your flight to Helsinki is on a Sunday when prices can be found for as low as $743. This is often the case because there is less demand to fly during this day of the week. Flights from Chicago O'Hare Intl Airport to Helsinki on a Saturday will generally be more expensive and average around $907. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest Chicago O'Hare Intl to Helsinki-Vantaa flight route?

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

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

You are more likely to see cheaper flights to Helsinki from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Helsinki for around $766 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Helsinki from Chicago O'Hare Intl Airport for as low as $489 on momondo.

What cabin class options are available on Chicago O'Hare Intl to Helsinki-Vantaa flights?

There are 3 cabin classes available to choose from on Chicago O'Hare Intl to Helsinki-Vantaa 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 Chicago O'Hare Intl Airport to Helsinki flights?

No. A direct flight is the cheapest option for a flight between Chicago O'Hare Intl Airport to Helsinki.

When to book flights from Chicago O'Hare Intl Airport to Helsinki

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Helsinki according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago O'Hare Intl Airport to Helsinki (ORD to HEL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Helsinki

Best Price Found

$358

Fastest flight time

8h 45m

Direct flights

Every day

Airports in Helsinki

1 airport
The best one-way flight to Helsinki from Chicago O'Hare Intl Airport in the past 72 hours is $358. The best round-trip flight deal from Chicago O'Hare Intl Airport to Helsinki found on momondo in the last 72 hours is $699.
The fastest flight from Chicago O'Hare Intl Airport to Helsinki takes 8h 45m
Direct flights go from Chicago O'Hare Intl Airport to Helsinki every day.
There is 1 airport in Helsinki. From Chicago O'Hare Intl Airport there are direct flights to Helsinki-Vantaa (HEL).
Search flight deals

  • How far is Chicago O'Hare Intl to Helsinki-Vantaa by plane?

    Chicago O'Hare Intl and Helsinki-Vantaa are 4426.4 mi apart from one another. Typically, this will take 8h 45m by plane in normal conditions.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Helsinki-Vantaa Airport?

    Prices for flights from Chicago O'Hare Intl Airport to Helsinki-Vantaa Airport were last updated today.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Helsinki-Vantaa Airport?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Helsinki-Vantaa Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago O'Hare Intl Airport to Helsinki-Vantaa Airport.

  • What documentation or ID do you need to fly to Helsinki-Vantaa Airport?

    The necessary travel and health documents for your Helsinki-Vantaa Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Chicago O'Hare Intl Airport to Helsinki?

  • What is the most popular airline from Chicago O'Hare Intl Airport to Helsinki?

Best airlines flying from Chicago O'Hare Intl Airport to Helsinki

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Helsinki with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $419Free CancellationRating
7.1
619 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom $428Free CancellationRating
7.3
1,708 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom $518Free CancellationRating
6.8
7,840 reviews
Search Lufthansa flights
United AirlinesPriceFrom $644Free CancellationRating
7.4
9,409 reviews
Search United Airlines flights
FinnairPriceFrom $664Free CancellationRating
7.6
1,371 reviews
Search Finnair flights
American AirlinesPriceFrom $681Free CancellationRating
7.1
11,414 reviews
Search American Airlines flights

Traveling to a place near Helsinki?

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

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Helsinki?

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

Can I find flights from Chicago to Helsinki with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Chicago to Helsinki flights to just show those with flexible booking policies.

How can momondo help me find flights from Chicago to Helsinki?

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 Chicago to Helsinki.

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

Yes momondo offers price alerts on flights to Helsinki from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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