$284+ Cheap flights from Illinois 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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — HEL
Mar 15 — Mar 221
1 adult, Economy
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Find cheap flights from Illinois to Helsinki with Cheapflights
1. Tell us where you want to go
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Cheapest flights from Illinois to HelsinkiExplore the most affordable flight options available from Illinois to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.
Explore the most affordable flight options available from Illinois to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.
This Vliegwinkel deal was found by Cheapflights users on 2/11. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/67:15 pm
ORD
- HEL
1 stop12h 05m
Scandinavian Airlines
Wed 4/226:10 am
HEL
- ORD
1 stop18h 00m
Scandinavian Airlines
Deal found 2/11![Scandinavian Airlines logo]()
$384
This Kiwi.com deal was found by Cheapflights users on 2/11. 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.
Mon 4/67:15 pm
ORD
- HEL
1 stop12h 05m
Scandinavian Airlines
Mon 4/2011:15 am
HEL
- ORD
1 stop12h 55m
Scandinavian Airlines
Deal found 2/11![Scandinavian Airlines logo]()
$395
This Scandinavian Airlines deal was found by Cheapflights users on 2/11. 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 4/67:15 pm
ORD
- HEL
1 stop12h 05m
Scandinavian Airlines
Sun 4/199:05 pm
HEL
- ORD
1 stop27h 05m
Scandinavian Airlines
Deal found 2/11![Scandinavian Airlines logo]()
$410
This oojo deal was found by Cheapflights users on 2/8. 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 4/157:15 pm
ORD
- HEL
1 stop17h 10m
Scandinavian Airlines
Wed 4/227:15 am
HEL
- ORD
2 stops16h 55m
Scandinavian Airlines
Deal found 2/8![Scandinavian Airlines logo]()
$414
This Finnair deal was found by Cheapflights users on 2/12. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/307:05 am
STL
- HEL
1 stop22h 55m
Multiple Airlines
Tue 4/1412:35 pm
HEL
- STL
2 stops19h 11m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$475
This American Airlines deal was found by Cheapflights users on 2/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/12:29 pm
STL
- HEL
1 stop15h 46m
American Airlines
Wed 4/84:25 pm
HEL
- STL
1 stop15h 21m
American Airlines
Deal found 2/10![American Airlines logo]()
$484
This United Airlines deal was found by Cheapflights users on 2/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:49 pm
STL
- HEL
2 stops16h 06m
United Airlines
Tue 10/207:05 am
HEL
- STL
1 stop14h 20m
United Airlines
Deal found 2/12![United Airlines logo]()
$513
This Air Canada deal was found by Cheapflights users on 2/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1112:10 pm
STL
- HEL
2 stops22h 45m
Air Canada
Tue 10/207:05 am
HEL
- STL
2 stops19h 36m
Air Canada
Deal found 2/12![Air Canada logo]()
$516
This KAYAK deal was found by Cheapflights users on 2/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/177:00 pm
STL
- HEL
2 stops16h 50m
Lufthansa
Tue 3/247:35 pm
HEL
- STL
2 stops34h 24m
Lufthansa
Deal found 2/11![Lufthansa logo]()
$517
This Air Canada deal was found by Cheapflights users on 2/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/122:40 pm
STL
- HEL
2 stops20h 15m
Air Canada
Tue 10/207:05 am
HEL
- STL
2 stops19h 36m
Air Canada
Deal found 2/12![Air Canada logo]()
$520
This Delta deal was found by Cheapflights users on 2/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/132:18 pm
STL
- HEL
2 stops18h 22m
Delta
Tue 10/201:55 pm
HEL
- STL
2 stops26h 57m
Delta
Deal found 2/12![Delta logo]()
$521
This KAYAK deal was found by Cheapflights users on 2/12. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/126:49 pm
STL
- HEL
2 stops22h 46m
Lufthansa
Tue 10/207:05 am
HEL
- STL
1 stop14h 20m
Lufthansa
Deal found 2/12![Lufthansa logo]()
$523
Best flights from Illinois to HelsinkiDiscover carefully curated flight deals from Illinois to Helsinki that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 13, 2026.
Discover carefully curated flight deals from Illinois to Helsinki that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 13, 2026.
This oojo deal was found by Cheapflights users on 2/9. 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 3/98:20 pm
ORD
- HEL
2 stops20h 25m
Scandinavian Airlines
Mon 3/167:00 am
HEL
- ORD
2 stops17h 45m
Scandinavian Airlines
Deal found 2/9![Scandinavian Airlines logo]()
$450
This oojo deal was found by Cheapflights users on 2/9. 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 4/287:25 pm
ORD
- HEL
1 stop10h 35m
Icelandair
Wed 5/63:00 pm
HEL
- ORD
1 stop14h 25m
Icelandair
Deal found 2/9![Icelandair logo]()
$474
This Finnair deal was found by Cheapflights users on 2/12. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/307:05 am
STL
- HEL
1 stop22h 55m
Multiple Airlines
Tue 4/1412:35 pm
HEL
- STL
2 stops19h 11m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$475
This United Airlines deal was found by Cheapflights users on 2/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/117:45 am
STL
- HEL
2 stops25h 15m
United Airlines
Tue 4/212:05 pm
HEL
- STL
2 stops33h 19m
United Airlines
Deal found 2/10![United Airlines logo]()
$560
This Delta deal was found by Cheapflights users on 2/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/281:23 pm
MDW
- HEL
2 stops15h 42m
Delta
Wed 5/67:00 am
HEL
- MDW
2 stops18h 58m
Delta
Deal found 2/12![Delta logo]()
$672
This Finnair deal was found by Cheapflights users on 2/10. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/165:21 pm
STL
- HEL
1 stop12h 54m
Finnair
Wed 5/274:25 pm
HEL
- STL
1 stop15h 29m
Finnair
Deal found 2/10![Finnair logo]()
$673
This Lufthansa deal was found by Cheapflights users on 2/11. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/237:00 pm
STL
- HEL
2 stops16h 50m
Lufthansa
Thu 4/21:50 pm
HEL
- STL
1 stop31h 35m
Lufthansa
Deal found 2/11![Lufthansa logo]()
$685
This American Airlines deal was found by Cheapflights users on 2/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/32:06 pm
STL
- HEL
2 stops15h 49m
American Airlines
Tue 3/1012:30 pm
HEL
- STL
1 stop17h 52m
American Airlines
Deal found 2/10![American Airlines logo]()
$689
This Scandinavian Airlines deal was found by Cheapflights users on 2/8. 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 3/47:20 pm
ORD
- HEL
1 stop22h 15m
Scandinavian Airlines
Sun 3/89:00 pm
HEL
- ORD
1 stop27h 45m
Scandinavian Airlines
Deal found 2/8![Scandinavian Airlines logo]()
$477
This Finnair deal was found by Cheapflights users on 2/10. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/118:54 am
STL
- HEL
1 stop21h 21m
Multiple Airlines
Tue 4/2112:35 pm
HEL
- STL
1 stop14h 55m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$534
This Scandinavian Airlines deal was found by Cheapflights users on 2/10. 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.
Sun 3/17:20 pm
ORD
- HEL
2 stops20h 25m
Scandinavian Airlines
Fri 3/137:00 am
HEL
- ORD
2 stops17h 55m
Scandinavian Airlines
Deal found 2/10![Scandinavian Airlines logo]()
$522
This Scandinavian Airlines deal was found by Cheapflights users on 2/10. 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 3/107:00 am
ORD
- HEL
2 stops20h 40m
Scandinavian Airlines
Tue 3/178:55 pm
HEL
- ORD
2 stops27h 50m
Scandinavian Airlines
Deal found 2/10![Scandinavian Airlines logo]()
$525
This United Airlines deal was found by Cheapflights users on 2/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/254:50 pm
STL
- HEL
1 stop13h 20m
United Airlines
Fri 4/36:55 am
HEL
- STL
1 stop14h 30m
United Airlines
Deal found 2/11![United Airlines logo]()
$688
This Delta deal was found by Cheapflights users on 2/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/66:34 pm
MDW
- HEL
2 stops14h 06m
Delta
Wed 4/227:00 am
HEL
- MDW
2 stops19h 36m
Delta
Deal found 2/10![Delta logo]()
$716
This Scandinavian Airlines deal was found by Cheapflights users on 2/9. 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 4/286:50 am
ORD
- HEL
2 stops19h 45m
Scandinavian Airlines
Wed 5/611:15 am
HEL
- ORD
1 stop12h 55m
Scandinavian Airlines
Deal found 2/9![Scandinavian Airlines logo]()
$549
This Finnair deal was found by Cheapflights users on 2/10. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/168:00 am
STL
- HEL
1 stop22h 15m
Multiple Airlines
Wed 5/274:25 pm
HEL
- STL
1 stop15h 29m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$673
This United Airlines deal was found by Cheapflights users on 2/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/114:05 pm
STL
- HEL
2 stops19h 45m
United Airlines
Thu 3/1912:45 pm
HEL
- STL
2 stops32h 58m
United Airlines
Deal found 2/11![United Airlines logo]()
$690
This Delta deal was found by Cheapflights users on 2/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/269:34 am
MDW
- HEL
2 stops19h 36m
Delta
Wed 3/117:00 am
HEL
- MDW
2 stops17h 22m
Delta
Deal found 2/10![Delta logo]()
$724
This United Airlines deal was found by Cheapflights users on 2/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1011:28 am
STL
- HEL
2 stops24h 22m
United Airlines
Tue 3/171:55 pm
HEL
- STL
2 stops32h 34m
United Airlines
Deal found 2/11![United Airlines logo]()
$698
This United Airlines deal was found by Cheapflights users on 2/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/31:11 pm
STL
- HEL
2 stops21h 39m
United Airlines
Tue 3/107:05 am
HEL
- STL
2 stops39h 24m
United Airlines
Deal found 2/11![United Airlines logo]()
$698
This Delta deal was found by Cheapflights users on 2/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/86:07 pm
MDW
- HEL
2 stops15h 33m
Delta
Fri 4/177:00 am
HEL
- MDW
2 stops18h 58m
Delta
Deal found 2/11![Delta logo]()
$772
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:30 am
MDW
- HEL
1 stop22h 30m
Multiple Airlines
Sun 5/312:05 pm
HEL
- MDW
2 stops32h 55m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$893
This Delta deal was found by Cheapflights users on 2/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:36 pm
MDW
- HEL
2 stops15h 04m
Delta
Wed 6/37:00 am
HEL
- MDW
2 stops19h 14m
Delta
Deal found 2/11![Delta logo]()
$847
This Delta deal was found by Cheapflights users on 2/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:38 pm
MDW
- HEL
2 stops15h 02m
Delta
Sun 5/37:00 am
HEL
- MDW
2 stops19h 36m
Delta
Deal found 2/10![Delta logo]()
$888
This Delta deal was found by Cheapflights users on 2/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/281:59 pm
MDW
- HEL
2 stops19h 41m
Delta
Wed 6/107:00 am
HEL
- MDW
2 stops19h 31m
Delta
Deal found 2/12![Delta logo]()
$982
This Delta deal was found by Cheapflights users on 2/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/17:16 pm
MDW
- HEL
2 stops14h 24m
Delta
Sat 5/237:00 am
HEL
- MDW
2 stops18h 56m
Delta
Deal found 2/11![Delta logo]()
$1,053
This Delta deal was found by Cheapflights users on 2/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/41:29 pm
MDW
- HEL
2 stops15h 41m
Delta
Wed 3/187:00 am
HEL
- MDW
2 stops18h 40m
Delta
Deal found 2/10![Delta logo]()
$1,239
Last-minute flights from Illinois to HelsinkiDiscover last-minute flight deals from Illinois to Helsinki. Data last updated February 13, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Helsinki. Data last updated February 13, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 2/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:30 pm
ORD
- HEL
1 stop10h 25m
Icelandair
Wed 3/111:55 pm
HEL
- ORD
1 stop11h 25m
Icelandair
Deal found 2/10![Icelandair logo]()
$467
This oojo deal was found by Cheapflights users on 2/10. 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.
Sun 3/17:20 pm
ORD
- HEL
1 stop12h 05m
Scandinavian Airlines
Sun 3/159:00 pm
HEL
- ORD
1 stop27h 45m
Scandinavian Airlines
Deal found 2/10![Scandinavian Airlines logo]()
$479
This CrystalTravel deal was found by Cheapflights users on 2/11. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:20 pm
ORD
- HEL
1 stop17h 00m
Scandinavian Airlines
Fri 3/136:15 am
HEL
- ORD
1 stop18h 40m
Scandinavian Airlines
Deal found 2/11![Scandinavian Airlines logo]()
$440
This oojo deal was found by Cheapflights users on 2/10. 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.
Wed 3/47:20 pm
ORD
- HEL
1 stop22h 15m
Scandinavian Airlines
Wed 3/186:15 am
HEL
- ORD
1 stop18h 30m
Scandinavian Airlines
Deal found 2/10![Scandinavian Airlines logo]()
$449
This Scandinavian Airlines deal was found by Cheapflights users on 2/8. 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 3/47:20 pm
ORD
- HEL
1 stop22h 15m
Scandinavian Airlines
Sun 3/89:00 pm
HEL
- ORD
1 stop27h 45m
Scandinavian Airlines
Deal found 2/8![Scandinavian Airlines logo]()
$477
This CrystalTravel deal was found by Cheapflights users on 2/9. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/88:20 pm
ORD
- HEL
1 stop12h 05m
Scandinavian Airlines
Fri 3/137:00 am
HEL
- ORD
2 stops17h 55m
Scandinavian Airlines
Deal found 2/9![Scandinavian Airlines logo]()
$474
This oojo deal was found by Cheapflights users on 2/9. 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 3/98:20 pm
ORD
- HEL
2 stops20h 25m
Scandinavian Airlines
Mon 3/167:00 am
HEL
- ORD
2 stops17h 45m
Scandinavian Airlines
Deal found 2/9![Scandinavian Airlines logo]()
$450
This Mytrip deal was found by Cheapflights users on 2/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/107:30 pm
ORD
- HEL
1 stop10h 25m
Icelandair
Tue 3/171:55 pm
HEL
- ORD
1 stop11h 25m
Icelandair
Deal found 2/10![Icelandair logo]()
$472
This CrystalTravel deal was found by Cheapflights users on 2/11. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/118:20 pm
ORD
- HEL
1 stop12h 05m
Scandinavian Airlines
Wed 3/1811:05 am
HEL
- ORD
2 stops13h 40m
Scandinavian Airlines
Deal found 2/11![Scandinavian Airlines logo]()
$447
This KAYAK deal was found by Cheapflights users on 2/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/167:00 pm
STL
- HEL
2 stops23h 20m
Lufthansa
Tue 3/247:35 pm
HEL
- STL
2 stops34h 24m
Lufthansa
Deal found 2/11![Lufthansa logo]()
$530
This KAYAK deal was found by Cheapflights users on 2/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/177:00 pm
STL
- HEL
2 stops16h 50m
Lufthansa
Tue 3/247:35 pm
HEL
- STL
2 stops34h 24m
Lufthansa
Deal found 2/11![Lufthansa logo]()
$517
This Finnair deal was found by Cheapflights users on 2/12. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/307:05 am
STL
- HEL
1 stop22h 55m
Multiple Airlines
Tue 4/1412:35 pm
HEL
- STL
2 stops19h 11m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$475
One-way flights from Illinois to HelsinkiSearch for one-way flight options from Illinois to Helsinki. Find affordable one-way fares based on user searches. Data last updated February 13, 2026.
Search for one-way flight options from Illinois to Helsinki. Find affordable one-way fares based on user searches. Data last updated February 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/9. 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.
Sat 5/96:31 am
ORD
- HEL
2 stops45h 04m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2410:44 am
ORD
- HEL
2 stops18h 11m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 2/8. 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.
Sat 3/286:01 pm
ORD
- HEL
3 stops44h 24m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$315
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/236:30 pm
ORD
- HEL
2 stops31h 55m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/258:30 am
ORD
- HEL
3 stops20h 25m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 3/2512:05 pm
ORD
- HEL
2 stops40h 50m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$332
This Delta deal was found by Cheapflights users on 2/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/222:18 pm
STL
- HEL
2 stops18h 22m
Delta
Deal found 2/12![Delta logo]()
$413
This Kiwi.com deal was found by Cheapflights users on 2/12. 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.
Wed 7/223:30 pm
STL
- HEL
3 stops41h 10m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$418
This American Airlines deal was found by Cheapflights users on 2/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:46 pm
STL
- HEL
2 stops13h 14m
American Airlines
Deal found 2/12![American Airlines logo]()
$429
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/155:35 pm
MDW
- HEL
3 stops45h 30m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$474
This Lufthansa deal was found by Cheapflights users on 2/12. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/223:30 pm
STL
- HEL
1 stop13h 35m
Lufthansa
Deal found 2/12![Lufthansa logo]()
$535
This Delta deal was found by Cheapflights users on 2/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/2810:45 am
MDW
- HEL
2 stops18h 20m
Delta
Deal found 2/11![Delta logo]()
$670
Find flight deals from Illinois to Helsinki
Keep the following information in mind while searching for Illinois to Helsinki flight deals. Data was last updated February 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $384 (Vliegwinkel) |
One-way from | $284 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $461 |
Good round-trip deal | $617 or less |
Good one-way deal | $384 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois 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 February 13, 2026.
Use the filters below to find and compare flights from Illinois to Helsinki that are best for you.
Fly from
Illinois
Fly to
Helsinki
Route
Depart
Return
Price
ChicagoHelsinki
ORD - HEL
ORDHEL
Chicago O'Hare Intl
Mon 3/9
8:20 pm-11:45 pm
2 stops20h 25m
Helsinki-Vantaa
Mon 3/16
7:00 am-5:45 pm
2 stops17h 45m
$450
ChicagoHelsinki
ORD - HEL
ORDHEL
Chicago O'Hare Intl
Tue 4/28
7:25 pm-2:00 pm
1 stop10h 35m
Helsinki-Vantaa
Wed 5/6
3:00 pm-9:25 pm
1 stop14h 25m
$474
St. LouisHelsinki
STL - HEL
STLHEL
Lambert-St Louis
Mon 3/30
7:05 am-2:00 pm
1 stop22h 55m
Helsinki-Vantaa
Tue 4/14
12:35 pm-11:46 pm
2 stops19h 11m
$475
ChicagoHelsinki
ORD - HEL
ORDHEL
Chicago O'Hare Intl
Wed 3/4
7:20 pm-1:35 am
1 stop22h 15m
Helsinki-Vantaa
Sun 3/8
9:00 pm-5:45 pm
1 stop27h 45m
$477
ChicagoHelsinki
ORD - HEL
ORDHEL
Chicago O'Hare Intl
Sun 3/1
7:20 pm-11:45 pm
2 stops20h 25m
Helsinki-Vantaa
Fri 3/13
7:00 am-5:55 pm
2 stops17h 55m
$522
ChicagoHelsinki
ORD - HEL
ORDHEL
Chicago O'Hare Intl
Tue 3/10
7:00 am-10:40 am
2 stops20h 40m
Helsinki-Vantaa
Tue 3/17
8:55 pm-5:45 pm
2 stops27h 50m
$525
St. LouisHelsinki
STL - HEL
STLHEL
Lambert-St Louis
Sat 4/11
8:54 am-2:15 pm
1 stop21h 21m
Helsinki-Vantaa
Tue 4/21
12:35 pm-7:30 pm
1 stop14h 55m
$534
ChicagoHelsinki
ORD - HEL
ORDHEL
Chicago O'Hare Intl
Tue 4/28
6:50 am-10:35 am
2 stops19h 45m
Helsinki-Vantaa
Wed 5/6
11:15 am-4:10 pm
1 stop12h 55m
$549
St. LouisHelsinki
STL - HEL
STLHEL
Lambert-St Louis
Sat 4/11
7:45 am-5:00 pm
2 stops25h 15m
Helsinki-Vantaa
Tue 4/21
2:05 pm-3:24 pm
2 stops33h 19m
$560
ChicagoHelsinki
MDW - HEL
MDWHEL
Chicago Midway
Tue 4/28
1:23 pm-1:05 pm
2 stops15h 42m
Helsinki-Vantaa
Wed 5/6
7:00 am-5:58 pm
2 stops18h 58m
$672
Showing 1-10 of 42 results
Best time to book a flight from Illinois to Helsinki
Have a flexible travel schedule? Discover the best time to fly to Helsinki from Illinois with our price prediction graph.
ORD-HEL
STL-HEL
MDW-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 Illinois to Helsinki
USIL-HEL
ORD-HEL
STL-HEL
MDW-HEL
What is the cheapest month to book a flight from Illinois to Helsinki?
Currently, February is the cheapest month in which you can book a flight from Illinois to Helsinki (average of $401). Flying from Illinois to Helsinki in June is currently the most expensive (average of $766). 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.
Related info for your journey
Find useful and relevant information for your journey from Illinois 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
Lahti
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Illinois to Helsinki
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Complete your trip
Complete your trip to Helsinki by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Illinois to Helsinki by cabin class
Find flights from Illinois 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 February 13, 2026.
Illinois and Helsinki flights
Browse other Illinois and Helsinki flight options. Last updated on February 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Illinois to Helsinki flights
Consider these flights traveling from Illinois to Helsinki.
Top 6 airlines flying from Illinois to Helsinki
Discover the top 6 airlines that operate flights from Illinois 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 February 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$419 | Average$666 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$428 | Average$560 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$625 | Average$885 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$644 | Average$1,057 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$664 | Average$934 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$677 | Average$1,070 | FlexibilityNo cancel fee | On-time71% |