$330+ Cheap flights from O'Hare Intl (ORD) to Helsinki (HEL)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — HEL
Sep 14 — Sep 211
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from O'Hare Intl to Helsinki with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Chicago O'Hare Intl to Helsinki-Vantaa are usually found in February or January, booked 76 days in advance, depart on a Sunday or Wednesday and return on a Tuesday
Cheap flight deals from O'Hare Intl to Helsinki
Cheapest
Best
Last-minute
One-way
Cheapest flights from O'Hare Intl to HelsinkiExplore the most affordable flight options available from O'Hare Intl to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 15, 2026.
Explore the most affordable flight options available from O'Hare Intl to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 15, 2026.
This Mytrip deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:15 pm -
1 stop12h 05m
Mon 11/2311:15 am -
1 stop13h 30m
Deal found 8/14![Scandinavian Airlines logo]()
$450
This oojo deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:15 pm -
2 stops12h 40m
Mon 11/309:00 pm -
1 stop27h 45m
Deal found 8/11![Scandinavian Airlines logo]()
$464
This FlightHub deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:15 pm -
1 stop12h 05m
Mon 11/2311:15 am -
1 stop13h 30m
Deal found 8/14![Scandinavian Airlines logo]()
$466
This oojo deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:15 pm -
1 stop12h 10m
Wed 11/2511:05 am -
2 stops13h 40m
Deal found 8/12![Scandinavian Airlines logo]()
$467
This Justfly.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/257:15 pm -
2 stops12h 40m
Mon 11/309:00 pm -
1 stop27h 45m
Deal found 8/11![Scandinavian Airlines logo]()
$468
This Scandinavian Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:15 pm -
1 stop22h 15m
Tue 10/136:10 am -
1 stop18h 00m
Deal found 8/11![Scandinavian Airlines logo]()
$475
This Ticket deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/137:15 pm -
1 stop17h 10m
Mon 9/286:10 am -
1 stop18h 00m
Deal found 8/14![Scandinavian Airlines logo]()
$487
This Scandinavian Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:15 pm -
1 stop12h 05m
Wed 11/2511:15 am -
1 stop13h 30m
Deal found 8/14![Scandinavian Airlines logo]()
$489
This Scandinavian Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/277:15 pm -
1 stop12h 10m
Thu 12/107:00 am -
2 stops17h 45m
Deal found 8/12![Scandinavian Airlines logo]()
$496
Best flights from O'Hare Intl to HelsinkiDiscover carefully curated flight deals from O'Hare Intl to Helsinki that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 15, 2026.
Discover carefully curated flight deals from O'Hare Intl to Helsinki that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 15, 2026.
This Scandinavian Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:15 pm -
1 stop22h 20m
Sat 12/126:15 am -
1 stop18h 30m
Deal found 8/12![Scandinavian Airlines logo]()
$489
This Scandinavian Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:15 pm -
2 stops17h 20m
Mon 11/2311:15 am -
1 stop13h 30m
Deal found 8/14![Scandinavian Airlines logo]()
$496
This Scandinavian Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:15 pm -
2 stops17h 20m
Tue 11/249:45 am -
2 stops15h 00m
Deal found 8/14![Scandinavian Airlines logo]()
$503
This Scandinavian Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:15 pm -
1 stop12h 05m
Thu 10/157:15 am -
2 stops16h 55m
Deal found 8/10![Scandinavian Airlines logo]()
$530
This Scandinavian Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/107:15 pm -
1 stop12h 05m
Fri 11/206:15 am -
1 stop18h 30m
Deal found 8/14![Scandinavian Airlines logo]()
$539
This Scandinavian Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/317:15 pm -
1 stop22h 20m
Thu 2/411:05 am -
2 stops37h 40m
Deal found 8/12![Scandinavian Airlines logo]()
$563
This Scandinavian Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:15 pm -
2 stops15h 30m
Fri 10/99:05 pm -
1 stop27h 05m
Deal found 8/11![Scandinavian Airlines logo]()
$582
This Scandinavian Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/2610:30 am -
2 stops20h 55m
Sat 2/66:15 am -
1 stop18h 30m
Deal found 8/10![Scandinavian Airlines logo]()
$610
This Scandinavian Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/17:15 pm -
1 stop12h 10m
Fri 12/46:15 am -
1 stop18h 30m
Deal found 8/14![Scandinavian Airlines logo]()
$635
Last-minute flights from O'Hare Intl to HelsinkiDiscover last-minute flight deals from O'Hare Intl to Helsinki. Data last updated August 15, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Helsinki. Data last updated August 15, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/77:15 pm -
1 stop17h 10m
Mon 9/144:25 pm -
2 stops31h 45m
Deal found 8/10![Scandinavian Airlines logo]()
$531
This oojo deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:15 pm -
1 stop12h 05m
Wed 9/161:25 pm -
2 stops34h 45m
Deal found 8/12![Scandinavian Airlines logo]()
$534
This Ticket deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/137:15 pm -
1 stop17h 10m
Mon 9/286:10 am -
1 stop18h 00m
Deal found 8/14![Scandinavian Airlines logo]()
$487
This oojo deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:15 pm -
2 stops12h 30m
Wed 10/141:25 pm -
2 stops34h 45m
Deal found 8/11![Scandinavian Airlines logo]()
$498
This Scandinavian Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:15 pm -
1 stop22h 15m
Thu 10/1511:15 am -
1 stop12h 55m
Deal found 8/11![Scandinavian Airlines logo]()
$523
This Scandinavian Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:15 pm -
1 stop17h 10m
Wed 10/141:25 pm -
2 stops34h 45m
Deal found 8/11![Scandinavian Airlines logo]()
$530
This FlightHub deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/297:15 pm -
1 stop12h 05m
Thu 10/156:10 am -
1 stop18h 00m
Deal found 8/11![Scandinavian Airlines logo]()
$500
This FlightHub deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/297:15 pm -
1 stop12h 05m
Wed 10/146:10 am -
1 stop18h 00m
Deal found 8/11![Scandinavian Airlines logo]()
$533
One-way flights from O'Hare Intl to HelsinkiSearch for one-way flight options from O'Hare Intl to Helsinki. Find affordable one-way fares based on user searches. Data last updated August 15, 2026.
Search for one-way flight options from O'Hare Intl to Helsinki. Find affordable one-way fares based on user searches. Data last updated August 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3110:25 pm -
3 stops41h 00m
Deal found 8/13![Multiple Airlines logo]()
$330
This Kiwi.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/117:28 pm -
3 stops58h 32m
Deal found 8/12![Multiple Airlines logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:30 pm -
3 stops34h 15m
Deal found 8/12![Multiple Airlines logo]()
$339
This Mytrip deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1310:25 pm -
1 stop16h 35m
Deal found 8/14![Icelandair logo]()
$345
This Gotogate deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2510:25 pm -
1 stop19h 30m
Deal found 8/14![Icelandair logo]()
$350
This oojo deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:25 pm -
1 stop31h 35m
Deal found 8/13![Icelandair logo]()
$352
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/126:30 pm -
2 stops12h 55m
Deal found 8/13![Multiple Airlines logo]()
$365
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2610:25 pm -
2 stops43h 05m
Deal found 8/13![Multiple Airlines logo]()
$383
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2812:30 pm -
3 stops41h 30m
Deal found 8/11![Multiple Airlines logo]()
$389
This Kiwi.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:30 am -
3 stops32h 30m
Deal found 8/14![Multiple Airlines logo]()
$396
Find flight deals from O'Hare Intl to Helsinki
Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Helsinki (HEL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 15, 2026.
Most accurate provider | AranGrant 3 stars |
|---|---|
Most trusted provider | AranGrant 3 stars |
Round-trip from | $450 (Mytrip) |
One-way from | $330 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $889 |
Good round-trip deal | $790 or less |
Good one-way deal | $440 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from O'Hare Intl 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, Cheapflights users made 2,558,603 searches. Data last updated August 15, 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
Cheapest round-trip
ChicagoHelsinki
ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa
ORDHEL
Chicago O'Hare Intl
Wed 12/2
7:15 pm-1:35 am
1 stop22h 20m
Helsinki-Vantaa
Sat 12/12
6:15 am-4:45 pm
1 stop18h 30m
$489
ChicagoHelsinki
ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa
ORDHEL
Chicago O'Hare Intl
Mon 10/5
7:15 pm-8:35 pm
2 stops17h 20m
Helsinki-Vantaa
Mon 11/23
11:15 am-4:45 pm
1 stop13h 30m
$496
ChicagoHelsinki
ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa
ORDHEL
Chicago O'Hare Intl
Wed 10/7
7:15 pm-8:35 pm
2 stops17h 20m
Helsinki-Vantaa
Tue 11/24
9:45 am-4:45 pm
2 stops15h 00m
$503
Quickest round-trip
ChicagoHelsinki
ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa
ORDHEL
Chicago O'Hare Intl
Mon 9/28
7:15 pm-3:20 pm
1 stop12h 05m
Helsinki-Vantaa
Thu 10/15
7:15 am-4:10 pm
2 stops16h 55m
$530
ChicagoHelsinki
ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa
ORDHEL
Chicago O'Hare Intl
Sat 10/10
7:15 pm-3:20 pm
1 stop12h 05m
Helsinki-Vantaa
Fri 11/20
6:15 am-4:45 pm
1 stop18h 30m
$539
ChicagoHelsinki
ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa
ORDHEL
Chicago O'Hare Intl
Sun 1/31
7:15 pm-1:35 am
1 stop22h 20m
Helsinki-Vantaa
Thu 2/4
11:05 am-4:45 pm
2 stops37h 40m
$563
ChicagoHelsinki
ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa
ORDHEL
Chicago O'Hare Intl
Fri 10/2
7:15 pm-6:45 pm
2 stops15h 30m
Helsinki-Vantaa
Fri 10/9
9:05 pm-4:10 pm
1 stop27h 05m
$582
ChicagoHelsinki
ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa
ORDHEL
Chicago O'Hare Intl
Tue 1/26
10:30 am-3:25 pm
2 stops20h 55m
Helsinki-Vantaa
Sat 2/6
6:15 am-4:45 pm
1 stop18h 30m
$610
ChicagoHelsinki
ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa
ORDHEL
Chicago O'Hare Intl
Tue 12/1
7:15 pm-3:25 pm
1 stop12h 10m
Helsinki-Vantaa
Fri 12/4
6:15 am-4:45 pm
1 stop18h 30m
$635
Cheapest one-way
ChicagoHelsinki
ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa
ORDHEL
Chicago O'Hare Intl
Fri 9/25
10:25 pm-1:55 am
1 stop19h 30m
$350
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from O'Hare Intl to Helsinki
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from O'Hare Intl to Helsinki in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Helsinki flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Chicago O'Hare Intl Airport-Helsinki flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Helsinki flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Helsinki flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-Helsinki flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from O'Hare Intl to Helsinki
Have a flexible travel schedule? Discover the best time to fly to Helsinki from O'Hare Intl with our price prediction graph.
ORD-HEL
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Chicago O'Hare Intl Airport to Helsinki
How far ahead should I book a flight from Chicago O'Hare Intl Airport to Helsinki?
The price you pay for your flight from Chicago O'Hare Intl Airport to Helsinki may vary depending on when you book. For the best chance of a lower fare, look to book 74 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Helsinki?
Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Helsinki (average of $464). Flying from Chicago O'Hare Intl Airport to Helsinki in June is currently the most expensive (average of $1,227). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from ORD to HEL?
Find hourly flight availability from O'Hare Intl to Helsinki. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 15, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chicago O'Hare Intl Airport to Helsinki as you normally would.
Reviews of airlines servicing Helsinki
Get insights into the airlines that provide service to Helsinki. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Helsinki. Reviews last updated August 15, 2026.
Get a feel of what it's like to fly with Finnair,Scandinavian Airlines, andIberia from Chicago O'Hare Intl Airport to Helsinki by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
6.7
Overall
7.6
Boarding
7.7
Comfort
7.5
Entertainment
6.9
Crew
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
LAX - HEL
Food
6.7
Overall
7.6
Boarding
7.7
Comfort
7.5
Entertainment
6.9
Crew
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
LAX - HEL
Food
6.7
Overall
7.6
Boarding
7.7
Comfort
7.5
Entertainment
6.9
Crew
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
LAX - HEL
Food
6.7
Overall
7.6
Boarding
7.7
Comfort
7.5
Entertainment
6.9
Crew
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
LAX - HEL
Food
6.7
Overall
7.6
Boarding
7.7
Comfort
7.5
Entertainment
6.9
Crew
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
LAX - HEL
Food
6.7
Overall
7.6
Boarding
7.7
Comfort
7.5
Entertainment
6.9
Crew
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
LAX - HEL
Related info for your journey
Find useful and relevant information for your journey from O'Hare Intl to Helsinki. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Helsinki?
Book flights to Helsinki if you plan to visit one of these locationsVantaa
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Complete your trip
Flights by cabin class
Helsinki flight routes
Other flight options
Other flights from O'Hare Intl
Popular flights
Complete your trip
Complete your trip to Helsinki by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from O'Hare Intl to Helsinki by cabin class
Find flights from O'Hare Intl to Helsinki, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Helsinki
Explore flights to Helsinki departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 15, 2026.
O'Hare Intl and Helsinki flights
Browse other O'Hare Intl and Helsinki flight options. Last updated on August 15, 2026.
Other flights from O'Hare Intl
Browse through other flights departing from O'Hare Intl. Flights are based on user searches made on Cheapflights and were last updated on August 15, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from O'Hare Intl to Helsinki
Discover the top 6 airlines that operate flights from O'Hare Intl to Helsinki. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$419 | Average$721 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$429 | Average$512 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$518 | Average$885 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$658 | Average$1,025 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$815 | Average$1,025 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$871 | Average$1,048 | FlexibilityNo cancel fee | On-time77% |