$342+ Cheap flights from Illinois to Finland
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/29. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — HEL
Nov 1 — Nov 81
Round-trip
1 adult, Economy
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Find cheap flights from Illinois to Finland with Cheapflights
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Cheapest flights from Illinois to FinlandExplore the most affordable flight options available from Illinois to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 2, 2026.
Explore the most affordable flight options available from Illinois to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 2, 2026.
This Booking.com deal was found by Cheapflights users on 9/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:10 pm -
1 stop31h 20m
Thu 11/196:15 am -
1 stop18h 30m
Deal found 9/29![Scandinavian Airlines logo]()
$510
This oojo deal was found by Cheapflights users on 9/27. 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 11/37:10 pm -
1 stop31h 20m
Sun 11/84:05 pm -
1 stop32h 40m
Deal found 9/27![Scandinavian Airlines logo]()
$511
This Booking.com deal was found by Cheapflights users on 10/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/157:10 pm -
2 stops35h 25m
Sun 11/2211:10 am -
1 stop13h 35m
Deal found 10/1![Scandinavian Airlines logo]()
$526
This Scandinavian Airlines deal was found by Cheapflights users on 9/28. 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 10/278:10 pm -
1 stop22h 25m
Tue 11/32:55 pm -
2 stops33h 50m
Deal found 9/28![Scandinavian Airlines logo]()
$531
This Scandinavian Airlines deal was found by Cheapflights users on 9/29. 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 11/167:10 pm -
1 stop31h 20m
Thu 11/199:00 pm -
1 stop27h 45m
Deal found 9/29![Scandinavian Airlines logo]()
$538
This Booking.com deal was found by Cheapflights users on 9/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/117:15 pm -
1 stop22h 15m
Tue 10/279:00 pm -
1 stop27h 45m
Deal found 9/29![Scandinavian Airlines logo]()
$540
This Ticket deal was found by Cheapflights users on 9/28. 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 10/117:15 pm -
1 stop12h 05m
Mon 10/266:15 am -
1 stop18h 30m
Deal found 9/28![Scandinavian Airlines logo]()
$542
This Mytrip deal was found by Cheapflights users on 9/30. 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.
Sat 12/127:10 pm -
3 stops19h 15m
Sat 12/196:15 pm -
2 stops30h 30m
Deal found 9/30![Multiple Airlines logo]()
$946
This lol.travel deal was found by Cheapflights users on 9/29. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/139:35 pm -
2 stops30h 40m
Fri 11/205:55 am -
2 stops24h 42m
Deal found 9/29![Finnair logo]()
$978
This lol.travel deal was found by Cheapflights users on 10/1. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/159:35 pm -
2 stops18h 55m
Sun 11/2212:40 pm -
2 stops17h 57m
Deal found 10/1![Finnair logo]()
$980
This Kiwi.com deal was found by Cheapflights users on 9/29. 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.
Thu 11/193:55 pm -
1 stop35h 10m
Mon 11/2311:20 pm -
2 stops26h 00m
Deal found 9/29![Multiple Airlines logo]()
$993
This Mytrip deal was found by Cheapflights users on 9/28. 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.
Sat 11/73:55 pm -
1 stop13h 20m
Sat 11/1411:45 am -
1 stop14h 35m
Deal found 9/28![Multiple Airlines logo]()
$1,015
Best flights from Illinois to FinlandDiscover carefully curated flight deals from Illinois to Finland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 2, 2026.
Discover carefully curated flight deals from Illinois to Finland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 2, 2026.
This Scandinavian Airlines deal was found by Cheapflights users on 10/1. 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 11/167:10 pm -
1 stop31h 20m
Thu 11/199:00 pm -
1 stop27h 45m
Deal found 10/1![Scandinavian Airlines logo]()
$538
This Mytrip deal was found by Cheapflights users on 9/30. 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.
Sat 12/127:10 pm -
3 stops19h 15m
Sat 12/196:15 pm -
2 stops30h 30m
Deal found 9/30![Multiple Airlines logo]()
$946
This lol.travel deal was found by Cheapflights users on 9/29. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/139:35 pm -
2 stops30h 40m
Fri 11/205:55 am -
2 stops24h 42m
Deal found 9/29![Finnair logo]()
$978
This Scandinavian Airlines deal was found by Cheapflights users on 9/28. 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 11/37:10 pm -
2 stops20h 40m
Sun 11/85:20 pm -
2 stops31h 25m
Deal found 9/28![Scandinavian Airlines logo]()
$538
This Scandinavian Airlines deal was found by Cheapflights users on 9/27. 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 10/117:15 pm -
1 stop12h 05m
Tue 10/271:50 pm -
2 stops34h 55m
Deal found 9/27![Scandinavian Airlines logo]()
$564
This Scandinavian Airlines deal was found by Cheapflights users on 10/1. 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 11/107:10 pm -
2 stops20h 40m
Sun 11/155:20 pm -
2 stops31h 25m
Deal found 10/1![Scandinavian Airlines logo]()
$570
This Scandinavian Airlines deal was found by Cheapflights users on 10/1. 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 12/307:10 pm -
1 stop31h 20m
Thu 1/144:05 pm -
1 stop32h 40m
Deal found 10/1![Scandinavian Airlines logo]()
$571
This Scandinavian Airlines deal was found by Cheapflights users on 10/1. 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.
Thu 12/317:10 pm -
1 stop12h 15m
Fri 1/154:05 pm -
1 stop32h 40m
Deal found 10/1![Scandinavian Airlines logo]()
$588
This lol.travel deal was found by Cheapflights users on 10/1. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/159:35 pm -
2 stops18h 55m
Sun 11/2212:40 pm -
2 stops17h 57m
Deal found 10/1![Finnair logo]()
$980
This Kiwi.com deal was found by Cheapflights users on 9/29. 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.
Thu 11/193:55 pm -
1 stop35h 10m
Mon 11/2311:20 pm -
1 stop27h 00m
Deal found 9/29![Multiple Airlines logo]()
$1,056
This Scandinavian Airlines deal was found by Cheapflights users on 9/27. 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 stop22h 15m
Mon 10/262:15 pm -
2 stops34h 30m
Deal found 9/27![Scandinavian Airlines logo]()
$684
This Finnair deal was found by Cheapflights users on 9/28. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/144:00 pm -
2 stops24h 25m
Mon 1/182:10 pm -
2 stops16h 20m
Deal found 9/28![Finnair logo]()
$1,031
This Finnair deal was found by Cheapflights users on 9/30. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/144:31 pm -
2 stops17h 19m
Sat 11/211:35 pm -
2 stops28h 12m
Deal found 9/30![Multiple Airlines logo]()
$1,071
This Scandinavian Airlines deal was found by Cheapflights users on 9/28. 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 12/46:00 am -
2 stops25h 25m
Fri 12/113:30 pm -
2 stops33h 15m
Deal found 9/28![Scandinavian Airlines logo]()
$688
This Finnair deal was found by Cheapflights users on 9/27. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/34:31 pm -
2 stops20h 34m
Wed 12/911:55 am -
2 stops18h 35m
Deal found 9/27![Finnair logo]()
$1,081
This Kiwi.com deal was found by Cheapflights users on 9/27. 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 12/18:05 pm -
1 stop16h 05m
Fri 12/44:30 pm -
2 stops29h 40m
Deal found 9/27![Multiple Airlines logo]()
$1,265
This Finnair deal was found by Cheapflights users on 9/29. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/164:30 pm -
2 stops20h 35m
Tue 12/229:10 am -
2 stops18h 49m
Deal found 9/29![Finnair logo]()
$1,160
This Finnair deal was found by Cheapflights users on 9/29. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/194:17 pm -
2 stops24h 43m
Mon 11/2310:35 pm -
2 stops24h 55m
Deal found 9/29![Finnair logo]()
$1,161
This Scandinavian Airlines deal was found by Cheapflights users on 9/30. 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 12/237:05 am -
2 stops22h 20m
Mon 12/288:20 pm -
1 stop28h 25m
Deal found 9/30![Scandinavian Airlines logo]()
$1,058
This Finnair deal was found by Cheapflights users on 9/30. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/154:31 pm -
2 stops24h 29m
Thu 11/195:20 am -
2 stops25h 17m
Deal found 9/30![Finnair logo]()
$1,331
This Mytrip deal was found by Cheapflights users on 10/1. 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 11/153:55 pm -
3 stops37h 55m
Sun 11/2212:40 pm -
3 stops35h 35m
Deal found 10/1![Multiple Airlines logo]()
$1,981
This American Airlines deal was found by Cheapflights users on 9/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/1412:02 pm -
2 stops17h 43m
Mon 1/185:50 am -
3 stops17h 40m
Deal found 9/28![Multiple Airlines logo]()
$4,259
Last-minute flights from Illinois to FinlandDiscover last-minute flight deals from Illinois to Finland. Data last updated October 2, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Finland. Data last updated October 2, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 9/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/117:15 pm -
1 stop22h 15m
Tue 10/279:00 pm -
1 stop27h 45m
Deal found 9/29![Scandinavian Airlines logo]()
$540
This Ticket deal was found by Cheapflights users on 9/28. 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 10/117:15 pm -
1 stop12h 05m
Mon 10/266:15 am -
1 stop18h 30m
Deal found 9/28![Scandinavian Airlines logo]()
$542
This Scandinavian Airlines deal was found by Cheapflights users on 9/28. 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 10/278:10 pm -
1 stop22h 25m
Tue 11/32:55 pm -
2 stops33h 50m
Deal found 9/28![Scandinavian Airlines logo]()
$531
This Booking.com deal was found by Cheapflights users on 9/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:10 pm -
1 stop31h 20m
Thu 11/196:15 am -
1 stop18h 30m
Deal found 9/29![Scandinavian Airlines logo]()
$510
This oojo deal was found by Cheapflights users on 9/27. 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 11/37:10 pm -
1 stop31h 20m
Sun 11/84:05 pm -
1 stop32h 40m
Deal found 9/27![Scandinavian Airlines logo]()
$511
This Mytrip deal was found by Cheapflights users on 9/28. 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.
Sat 11/73:55 pm -
1 stop13h 20m
Sat 11/1411:45 am -
1 stop14h 35m
Deal found 9/28![Multiple Airlines logo]()
$1,015
This lol.travel deal was found by Cheapflights users on 9/29. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/139:35 pm -
2 stops30h 40m
Fri 11/205:55 am -
2 stops24h 42m
Deal found 9/29![Finnair logo]()
$978
This Finnair deal was found by Cheapflights users on 9/30. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/144:31 pm -
2 stops17h 19m
Sat 11/211:35 pm -
2 stops28h 12m
Deal found 9/30![Multiple Airlines logo]()
$1,071
This Booking.com deal was found by Cheapflights users on 10/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/157:10 pm -
2 stops35h 25m
Sun 11/2211:10 am -
1 stop13h 35m
Deal found 10/1![Scandinavian Airlines logo]()
$526
This lol.travel deal was found by Cheapflights users on 10/1. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/159:35 pm -
2 stops18h 55m
Sun 11/2212:40 pm -
2 stops17h 57m
Deal found 10/1![Finnair logo]()
$980
This Scandinavian Airlines deal was found by Cheapflights users on 9/29. 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 11/167:10 pm -
1 stop31h 20m
Thu 11/199:00 pm -
1 stop27h 45m
Deal found 9/29![Scandinavian Airlines logo]()
$538
This Kiwi.com deal was found by Cheapflights users on 9/29. 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.
Thu 11/193:55 pm -
1 stop35h 10m
Mon 11/2311:20 pm -
2 stops26h 00m
Deal found 9/29![Multiple Airlines logo]()
$993
One-way flights from Illinois to FinlandSearch for one-way flight options from Illinois to Finland. Find affordable one-way fares based on user searches. Data last updated October 2, 2026.
Search for one-way flight options from Illinois to Finland. Find affordable one-way fares based on user searches. Data last updated October 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 12/296:30 pm -
3 stops22h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Multiple Airlines logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 12/286:30 pm -
2 stops17h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Multiple Airlines logo]()
$359
This Mytrip deal was found by Cheapflights users on 9/29. 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.
Thu 10/297:30 pm -
2 stops17h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Multiple Airlines logo]()
$363
This Kiwi.com deal was found by Cheapflights users on 9/28. 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.
Thu 12/316:30 pm -
3 stops22h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Multiple Airlines logo]()
$364
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 12/306:30 pm -
3 stops30h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Multiple Airlines logo]()
$392
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 12/296:30 pm -
3 stops34h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Multiple Airlines logo]()
$421
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/197:25 pm -
2 stops30h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$424
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 12/2510:53 am -
2 stops18h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Multiple Airlines logo]()
$451
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 12/306:30 pm -
2 stops17h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Multiple Airlines logo]()
$451
This Kiwi.com deal was found by Cheapflights users on 9/29. 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 12/2810:35 pm -
3 stops35h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Multiple Airlines logo]()
$459
This Justfly.com deal was found by Cheapflights users on 9/28. 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.
Sun 12/276:54 am -
2 stops24h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Multiple Airlines logo]()
$591
This Finnair deal was found by Cheapflights users on 9/27. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/124:31 pm -
2 stops23h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Finnair logo]()
$640
Find flight deals from Illinois to Finland
Keep the following information in mind while searching for Illinois to Finland flight deals. Data was last updated October 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $510 (Booking.com) |
One-way from | $342 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $825 |
Good round-trip deal | $854 or less |
Good one-way deal | $491 or less |
Cheapflights 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, Cheapflights users made 7,457,451 searches. Data last updated October 2, 2026.
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
Cheapest round-trip
ChicagoHelsinki
ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa
ORDHEL
Chicago O'Hare Intl
Thu 12/31
6:30 pm-12:40 am
3 stops22h 10m
Helsinki-Vantaa
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$364
ChicagoHelsinki
ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa
ORDHEL
Chicago O'Hare Intl
Wed 12/30
6:30 pm-10:45 am
2 stops32h 15m
Helsinki-Vantaa
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$398
ChicagoHelsinki
ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa
ORDHEL
Chicago O'Hare Intl
Thu 10/29
7:30 pm-7:20 pm
3 stops16h 50m
Helsinki-Vantaa
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$413
ChicagoKittilä
ORD Chicago O'Hare Intl - KTT Kittilä
ORDKTT
Chicago O'Hare Intl
Tue 12/29
6:30 pm-1:00 pm
2 stops34h 30m
Kittilä
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$430
ChicagoHelsinki
ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa
ORDHEL
Chicago O'Hare Intl
Tue 12/22
6:30 pm-12:40 am
3 stops22h 10m
Helsinki-Vantaa
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$486
ChicagoHelsinki
ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa
ORDHEL
Chicago O'Hare Intl
Sat 12/26
7:30 pm-11:40 pm
2 stops20h 10m
Helsinki-Vantaa
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$498
Quickest round-trip
ChicagoHelsinki
ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa
ORDHEL
Chicago O'Hare Intl
Tue 11/24
6:30 pm-1:00 pm
1 stop10h 30m
Helsinki-Vantaa
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$507
ChicagoHelsinki
ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa
ORDHEL
Chicago O'Hare Intl
Tue 11/24
11:45 am-6:10 pm
1 stop22h 25m
Helsinki-Vantaa
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$523
ChicagoHelsinki
ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa
ORDHEL
Chicago O'Hare Intl
Thu 10/29
12:45 pm-6:10 pm
1 stop22h 25m
Helsinki-Vantaa
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$523
ChicagoHelsinki
ORD Chicago O'Hare Intl - HEL Helsinki-Vantaa
ORDHEL
Chicago O'Hare Intl
Mon 10/19
11:25 am-6:45 pm
1 stop23h 20m
Helsinki-Vantaa
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$523
Showing 1-10 of 43 resultsSorted by cheapest first
Best time to book a flight from Illinois to Finland
Have a flexible travel schedule? Discover the best time to fly to Finland from Illinois with our price prediction graph.
ORD-HEL
ORD-RVN
ORD-JYV
ORD-KTT
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 Illinois to Finland
USIL-FI0
ORD-HEL
ORD-RVN
ORD-JYV
ORD-KTT
What is the cheapest month to book a flight from Illinois to Finland?
Currently, February is the cheapest month in which you can book a flight from Illinois to Finland (average of $461). Flying from Illinois to Finland in June is currently the most expensive (average of $1,212). 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 IL to FI?
Find hourly flight availability from Illinois to Finland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 2, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Finland as you normally would.
Weekly flight availability from Illinois to Finland
Explore weekly flight availability from Illinois to Finland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated October 2, 2026.
The most flights from USIL to FI0 are scheduled on a Monday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).
How far ahead should I book a flight from Illinois to Finland?
To ensure you get the cheapest price possible for a flight from Illinois to Finland, you should look to book at least 79 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Related info for your journey
Find useful and relevant information for your journey from Illinois to Finland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Illinois to Finland
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Finland by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Illinois to Finland by cabin class
Find flights from Illinois to Finland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and Finland flights
Browse other Illinois and Finland flight options. Last updated on October 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Illinois to Finland flights
Consider these flights traveling from Illinois to Finland.
Fly to Finland regions
Consider these flights traveling to Finland regions.
Top 5 airlines flying from Illinois to Finland
Discover the top 5 airlines that operate flights from Illinois to Finland. 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 7,457,451 searches. Data last updated October 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$419 | Average$719 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$431 | Average$595 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$678 | Average$991 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$853 | Average$1,050 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$858 | Average$1,048 | FlexibilityNo cancel fee | On-time77% |