ORD - HEL

$288 Find Cheap Flights from Chicago to Helsinki - Compare and Save

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Everything you should know

Cheapest round-trip
$505
Typical prices: $661-$1,085
Scandinavian Airlines
Mon 11/26Mon 12/3
ORD - HEL • 1 stop
Cheapest non-stop
$865
Typical prices: $863-$1,270
Finnair
Wed 4/25Mon 4/30
ORD - HEL • Non-stop
Nonstop flights
Not available
There are currently no direct flights between Chicago O'Hare Intl Airport and Helsinki. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
21 weeks
in advance
Our data shows that travelers who book at least 21 weeks in advance save around 32% compared to booking last minute.
Insights
Insights
When to travel
February
Cheapest • 46% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Kastrup Copenhagen (CPH)
Cheapest • Avg $653 (round-trip)
Reykjavik Keflavik Intl (KEF)
Shortest trip • 13h 09m (one-way)
Insights
Insights
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We hope you love your trip to Helsinki!
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Flight Deals

Cheap Flights from Chicago to Helsinki (ORD-HEL)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Chicago to Helsinki

Thu, Nov 26 - Thu, Dec 3
Scandinavian Airlines Logo
7:10 pm - 1:35 amORD  Chicago O'Hare Intl-HEL Helsinki-Vantaa
22h 25m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
6:15 am - 4:45 pmHEL  Helsinki-Vantaa-ORD Chicago O'Hare Intl
18h 30m1 stop Kastrup Copenhagen
$505Scandinavian Airlines
Fri, Jan 15 - Sun, Jan 24
Scandinavian Airlines Logo
7:10 pm - 1:35 amORD  Chicago O'Hare Intl-HEL Helsinki-Vantaa
22h 25m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
9:00 pm - 4:45 pmHEL  Helsinki-Vantaa-ORD Chicago O'Hare Intl
27h 45m1 stop Kastrup Copenhagen
$507Scandinavian Airlines
Tue, Feb 9 - Tue, Feb 16
Multiple Airlines Logo
6:30 pm - 7:20 pmORD  Chicago O'Hare Intl-HEL Helsinki-Vantaa
16h 50m2 stops Reykjavik Keflavik Intl Stockholm Arlanda
Multiple Airlines Logo
7:20 am - 5:20 pmHEL  Helsinki-Vantaa-ORD Chicago O'Hare Intl
18h 00m2 stops Stockholm Arlanda Reykjavik Keflavik Intl
$528Multiple Airlines
Wed, Nov 25 - Wed, Dec 2
Multiple Airlines Logo
6:30 pm - 10:25 pmORD  Chicago O'Hare Intl-HEL Helsinki-Vantaa
19h 55m2 stops Reykjavik Keflavik Intl Stockholm Arlanda
Multiple Airlines Logo
7:20 am - 5:20 pmHEL  Helsinki-Vantaa-ORD Chicago O'Hare Intl
18h 00m2 stops Stockholm Arlanda Reykjavik Keflavik Intl
$546Multiple Airlines
Tue, Feb 9 - Fri, Feb 19
Icelandair Logo
6:30 pm - 1:00 pmORD  Chicago O'Hare Intl-HEL Helsinki-Vantaa
10h 30m1 stop Reykjavik Keflavik Intl
Icelandair Logo
2:00 pm - 5:20 pmHEL  Helsinki-Vantaa-ORD Chicago O'Hare Intl
11h 20m1 stop Reykjavik Keflavik Intl
$670Icelandair
Tue, Feb 9 - Tue, Feb 16
Icelandair Logo
6:30 pm - 1:00 pmORD  Chicago O'Hare Intl-HEL Helsinki-Vantaa
10h 30m1 stop Reykjavik Keflavik Intl
Icelandair Logo
2:00 pm - 5:20 pmHEL  Helsinki-Vantaa-ORD Chicago O'Hare Intl
11h 20m1 stop Reykjavik Keflavik Intl
$681Icelandair
Wed, Apr 7 - Sun, Apr 18
British Airways Logo
2:53 pm - 2:30 pmORD  Chicago O'Hare Intl-HEL Helsinki-Vantaa
15h 37m1 stop Toronto Pearson Intl
British Airways Logo
4:25 pm - 5:50 pmHEL  Helsinki-Vantaa-ORD Chicago O'Hare Intl
9h 25mnonstop
$841British Airways
Sun, Apr 25 - Fri, Apr 30
Finnair Logo
9:30 pm - 2:15 pmORD  Chicago O'Hare Intl-HEL Helsinki-Vantaa
8h 45mnonstop
Finnair Logo
4:25 pm - 5:50 pmHEL  Helsinki-Vantaa-ORD Chicago O'Hare Intl
9h 25mnonstop
$865Finnair
Wed, Apr 7 - Sun, Apr 18
British Airways Logo
6:00 pm - 3:15 pmORD  Chicago O'Hare Intl-HEL Helsinki-Vantaa
13h 15m1 stop London Heathrow
British Airways Logo
4:25 pm - 5:50 pmHEL  Helsinki-Vantaa-ORD Chicago O'Hare Intl
9h 25mnonstop
$871British Airways
Wed, Apr 7 - Sun, Apr 18
Finnair Logo
9:30 pm - 2:15 pmORD  Chicago O'Hare Intl-HEL Helsinki-Vantaa
8h 45mnonstop
Finnair Logo
4:25 pm - 5:50 pmHEL  Helsinki-Vantaa-ORD Chicago O'Hare Intl
9h 25mnonstop
$873Finnair
Booking Insights

Price, demand and travel trends for Chicago O'Hare Intl Airport to Helsinki flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Chicago O'Hare Intl Airport to Helsinki?

Round-trip flights from Chicago O'Hare Intl Airport to Helsinki typically range from $661 to $1,085. The lowest price found in the past 5 days was $505, on Scandinavian Airlines.

What's the cheapest day of the week to fly from Chicago O'Hare Intl Airport to Helsinki?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from Chicago O'Hare Intl Airport to Helsinki. It’s 9% cheaper than the average day, while Thursday is the most expensive, with prices 28% higher.

What’s the cheapest month to fly from Chicago O'Hare Intl Airport to Helsinki?

•February is the cheapest month to fly from Chicago O'Hare Intl Airport to Helsinki at $464 round-trip.
•June ($1,183) and July ($1,096) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 154% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Chicago O'Hare Intl Airport to Helsinki the cheapest?

Flights from Chicago O'Hare Intl Airport to Helsinki are cheapest 21 weeks before departure. Booking in this window typically costs about 32% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Expert advice

Expert advice for your flight from Chicago to Helsinki

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on American Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Gabriel Leigh

Gabriel Leigh

Expert on Finnair

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Read more

Key details for Chicago O'Hare Intl Airport to Helsinki flights

Low season

February

Cheapest flight

$288
Beat the crowds with an average 28% drop in travelers.
The most popular month to fly with an average 46% increase in travelers.
One-way flight from Chicago O'Hare Intl Airport to Helsinki

When to book flights from Chicago to Helsinki

Are your dates flexible? Find out the best times to travel from Chicago to Helsinki based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Chicago O'Hare Intl Airport to Helsinki flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What are the earliest and latest flights from Chicago O'Hare Intl Airport to Helsinki?

    These are the earliest and latest flight times available from Chicago O'Hare Intl Airport to Helsinki:

    • Earliest: departs at 10:25 pm and lands at 7:10 am
    • Latest: departs at 10:25 pm and lands at 7:10 am.

    The flight takes about 8h 45m.

  • What cabin classes can I book on flights from Chicago O'Hare Intl Airport to Helsinki?

    Three cabin classes are available on flights from Chicago O'Hare Intl Airport to Helsinki:

    • Economy Class
    • Premium Economy Class
    • Business Class

  • How long is a flight from Chicago O'Hare Intl Airport to Helsinki?

    A nonstop flight from Chicago O'Hare Intl Airport to Helsinki takes 8h 45m, covering 4,420 miles.

  • Do I need a passport to fly from Chicago O'Hare Intl Airport to Helsinki?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Chicago O'Hare Intl Airport to Helsinki flight?

    Round-trip flights from Chicago O'Hare Intl Airport to Helsinki range from $661 to $1,085, with an average of $856 over the past 12 months. Anything below $661 counts as a good deal.

  • How expensive are last-minute Chicago O'Hare Intl Airport to Helsinki flights?

    Last-minute fares on this route (booked within two weeks of departure) run 5% above the $856 route average. Book 21 weeks before departure for the lowest fares.

  • How much can I save by taking a layover when flying from Chicago O'Hare Intl Airport to Helsinki?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $653 round-trip via Kastrup Copenhagen (CPH), compared to $1,052 for nonstop.

  • What is the standard checked-bag allowance on flights from Chicago O'Hare Intl Airport to Helsinki?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $75–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Chicago O'Hare Intl Airport to Helsinki?

    The Airbus A330-300 family is used most often on this route, operated mainly by Iberia and British Airways. Other aircraft seen on the route include Airbus A330 variants.

  • How are flight prices from Chicago O'Hare Intl Airport to Helsinki looking right now?

    One-way fares from Chicago O'Hare Intl Airport to Helsinki are currently higher than usual. Average one-way flight prices are about $1,161, which is 79% above the typical average for this route.

  • What car rental options are available at Helsinki-Vantaa Airport (HEL)?

    Helsinki-Vantaa Airport (HEL) hosts 5 major car rental companies, with daily rates averaging $51 for economy cars. Top options include:

    • ADDCAR RENTAL
    • GREEN MOTION
    • Alamo
    • Sixt
    • Europcar

  • Which airports can I use when flying from Chicago O'Hare Intl Airport to Helsinki?

    Flights from Chicago O'Hare Intl Airport to Helsinki usually depart from Chicago O'Hare Intl (ORD) and arrive at Helsinki-Vantaa (HEL).

  • Which airports do connecting flights from Chicago O'Hare Intl Airport to Helsinki pass through?

    One-stop flights from Chicago O'Hare Intl Airport to Helsinki most commonly connect through:

    • Reykjavik Keflavik Intl (KEF) - 49% of one-stop connections
    • Kastrup Copenhagen (CPH) - 32% of one-stop connections
    • Amsterdam Schiphol (AMS) - 7% of one-stop connections
    • Frankfurt am Main (FRA) - 7% of one-stop connections

  • Can I save money by using flexible dates for flights from Chicago O'Hare Intl Airport to Helsinki?

    Yes. Flexible dates can save you up to 30% on flights from Chicago O'Hare Intl Airport to Helsinki. Wednesday is the cheapest departure day at $783 round-trip on average, while Thursday is the most expensive at $1,103, a difference of $320.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What airlines fly from Chicago O'Hare Intl Airport to Helsinki?

    Only Finnair operates flights between Chicago O'Hare Intl Airport and Helsinki.

  • How much time can I save by choosing a different layover airport from Chicago O'Hare Intl Airport to Helsinki?

    Flying via Reykjavik Keflavik Intl (KEF) gives the shortest average 1-stop total travel time at 13h 09m, compared with 13h 45m via Frankfurt am Main (FRA) and 13h 47m via Kastrup Copenhagen (CPH).

  • What is the time difference between Chicago O'Hare Intl Airport and Helsinki?

    Helsinki is 7 hours ahead of Chicago O'Hare Intl Airport (Eastern European Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Helsinki?

    Some of the most popular sights in Helsinki are Helsinki Central Station Square, Helsingin päärautatieasema and Esplanadi park. These are among the most viewed places in Helsinki on KAYAK.

  • Which airlines offer extra legroom and free seat selection on Chicago O'Hare Intl Airport to Helsinki flights?

    Among airlines operating Chicago O'Hare Intl Airport to Helsinki flights:

    • Finnair: offers free seat selection
    • American Airlines: offers free seat selection
    • Alaska Airlines: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Chicago O'Hare Intl Airport to Helsinki flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Finnair: a cabin bag and a checked bag in Economy Class
    • British Airways: a cabin bag and a checked bag in Economy Class
    • American Airlines: a cabin bag and a checked bag in Economy Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

Your guide to booking Chicago O'Hare Intl Airport to Helsinki flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Thursday. On this route, Wednesday flights average $783, about $320 less than Thursday fares (29% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 21 weeks before you fly. On this route, that window historically saves about 32% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Chicago O'Hare Intl Airport to Helsinki trip for February. Fares historically average $464 round-trip in that month - typically $719 less than the most expensive month, which is June (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Kastrup Copenhagen Airport (CPH) can be cheaper than flying direct. The cheapest layover option averages $653 round-trip on this route - about $399 less than direct flights (based on the last 12 months).

More options for your flight from Chicago to Helsinki

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