$432+ Cheap flights from Frankfurt (FRA) to Illinois
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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
FRA — ORD
Nov 22 — Nov 291
Round-trip
1 adult, Economy
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Find cheap flights from Frankfurt to Illinois with Cheapflights
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Cheapest flights from Frankfurt to IllinoisExplore the most affordable flight options available from Frankfurt to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2026.
Explore the most affordable flight options available from Frankfurt to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2026.
This flugladen.de deal was found by Cheapflights users on 10/20. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:45 pm -
1 stop28h 45m
Fri 12/118:10 pm -
1 stop19h 30m
Deal found 10/20![TAP AIR PORTUGAL logo]()
$646
This Flysmarter deal was found by Cheapflights users on 10/19. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:00 am -
1 stop16h 30m
Sun 11/88:10 pm -
1 stop19h 30m
Deal found 10/19![TAP AIR PORTUGAL logo]()
$647
This Gotogate deal was found by Cheapflights users on 10/20. 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.
Thu 10/291:05 pm -
1 stop11h 15m
Wed 11/116:30 pm -
1 stop10h 40m
Deal found 10/20![Icelandair logo]()
$650
This oojo deal was found by Cheapflights users on 10/20. 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 11/91:05 pm -
1 stop11h 15m
Fri 11/136:30 pm -
1 stop10h 40m
Deal found 10/20![Icelandair logo]()
$651
This flugladen.de deal was found by Cheapflights users on 10/20. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:45 pm -
1 stop28h 45m
Wed 11/257:00 pm -
1 stop34h 30m
Deal found 10/20![TAP AIR PORTUGAL logo]()
$652
This Trip.com deal was found by Cheapflights users on 10/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/191:25 pm -
1 stop33h 05m
Sun 11/228:10 pm -
1 stop13h 45m
Deal found 10/19![TAP AIR PORTUGAL logo]()
$653
This Cheapflightsfares deal was found by Cheapflights users on 10/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/206:00 am -
1 stop16h 30m
Wed 12/27:00 pm -
1 stop14h 55m
Deal found 10/21![TAP AIR PORTUGAL logo]()
$654
This Expedia deal was found by Cheapflights users on 10/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/35:45 pm -
1 stop28h 45m
Sun 11/88:10 pm -
1 stop13h 45m
Deal found 10/22![TAP AIR PORTUGAL logo]()
$655
This flugladen.de deal was found by Cheapflights users on 10/20. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/213:15 pm -
1 stop32h 30m
Sat 12/57:10 pm -
1 stop17h 35m
Deal found 10/20![Scandinavian Airlines logo]()
$656
This Sembo deal was found by Cheapflights users on 10/19. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/31:05 pm -
1 stop11h 15m
Tue 11/176:30 pm -
1 stop10h 40m
Deal found 10/19![Icelandair logo]()
$657
This Gotogate deal was found by Cheapflights users on 10/19. 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.
Mon 11/303:15 pm -
1 stop32h 30m
Mon 12/77:10 pm -
1 stop17h 35m
Deal found 10/19![Scandinavian Airlines logo]()
$662
This Ticket deal was found by Cheapflights users on 10/21. 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.
Sat 10/3110:30 am -
1 stop13h 15m
Fri 11/137:10 pm -
1 stop12h 20m
Deal found 10/21![Scandinavian Airlines logo]()
$664
Best flights from Frankfurt to IllinoisDiscover carefully curated flight deals from Frankfurt to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.
Discover carefully curated flight deals from Frankfurt to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.
This Scandinavian Airlines deal was found by Cheapflights users on 10/21. 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 12/238:30 pm -
1 stop27h 15m
Thu 12/317:10 pm -
1 stop17h 35m
Deal found 10/21![Scandinavian Airlines logo]()
$704
This Finnair deal was found by Cheapflights users on 10/22. 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 12/511:30 am -
2 stops18h 13m
Wed 12/98:30 pm -
1 stop18h 35m
Deal found 10/22![Multiple Airlines logo]()
$727
This British Airways deal was found by Cheapflights users on 10/20. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/227:20 am -
2 stops17h 09m
Mon 3/16:50 pm -
1 stop13h 40m
Deal found 10/20![British Airways logo]()
$728
This Finnair deal was found by Cheapflights users on 10/21. 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 2/811:30 am -
2 stops18h 00m
Mon 2/226:50 pm -
2 stops16h 50m
Deal found 10/21![Finnair logo]()
$741
This Delta deal was found by Cheapflights users on 10/18. 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 12/26:50 am -
1 stop14h 35m
Wed 12/91:35 pm -
2 stops14h 40m
Deal found 10/18![Delta logo]()
$759
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Thu 1/1411:20 am -
1 stop32h 20m
Sun 1/174:20 pm -
Nonstop8h 10m
Deal found 10/22![United Airlines logo]()
$780
This American Airlines deal was found by Cheapflights users on 10/22. 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.
Sat 11/710:50 am -
1 stop17h 36m
Wed 11/115:37 pm -
2 stops16h 03m
Deal found 10/22![American Airlines logo]()
$790
This British Airways deal was found by Cheapflights users on 10/19. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/127:00 am -
2 stops17h 29m
Fri 2/199:50 pm -
1 stop17h 15m
Deal found 10/19![British Airways logo]()
$728
This Delta deal was found by Cheapflights users on 10/19. 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.
Sun 12/66:50 am -
2 stops18h 55m
Mon 12/1410:38 am -
2 stops15h 52m
Deal found 10/19![Delta logo]()
$764
This American Airlines deal was found by Cheapflights users on 10/19. 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 11/411:25 am -
2 stops18h 44m
Sun 11/85:37 pm -
2 stops16h 18m
Deal found 10/19![American Airlines logo]()
$794
This Delta deal was found by Cheapflights users on 10/19. 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 1/2310:20 am -
2 stops19h 00m
Tue 1/265:45 pm -
2 stops13h 35m
Deal found 10/19![Delta logo]()
$764
This British Airways deal was found by Cheapflights users on 10/20. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/57:20 am -
2 stops16h 48m
Mon 11/94:43 pm -
2 stops18h 27m
Deal found 10/20![Multiple Airlines logo]()
$849
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Fri 11/610:15 am -
1 stop19h 54m
Tue 11/106:44 am -
1 stop17h 31m
Deal found 10/21![American Airlines logo]()
$813
This Flighttix deal was found by Cheapflights users on 10/20. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/57:20 am -
2 stops16h 48m
Mon 11/95:37 pm -
2 stops17h 33m
Deal found 10/20![British Airways logo]()
$836
This British Airways deal was found by Cheapflights users on 10/19. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/411:25 am -
2 stops19h 38m
Sun 11/84:43 pm -
2 stops17h 12m
Deal found 10/19![Multiple Airlines logo]()
$850
This Delta deal was found by Cheapflights users on 10/22. 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 12/76:55 am -
2 stops20h 20m
Mon 12/1410:38 am -
2 stops15h 52m
Deal found 10/22![Delta logo]()
$774
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Sat 12/57:50 am -
2 stops16h 37m
Sat 12/126:15 am -
1 stop19h 35m
Deal found 10/21![American Airlines logo]()
$817
This Flighttix deal was found by Cheapflights users on 10/21. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/67:00 am -
2 stops23h 09m
Tue 11/104:43 pm -
2 stops19h 57m
Deal found 10/21![British Airways logo]()
$837
This Delta deal was found by Cheapflights users on 10/22. 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 11/67:05 am -
1 stop16h 10m
Sun 11/222:44 pm -
2 stops13h 31m
Deal found 10/22![Delta logo]()
$775
This Flysmarter deal was found by Cheapflights users on 10/22. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:50 am -
2 stops22h 59m
Wed 11/1112:25 pm -
3 stops39h 10m
Deal found 10/22![British Airways logo]()
$850
This Delta deal was found by Cheapflights users on 10/22. 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 12/510:20 am -
2 stops18h 16m
Wed 12/91:35 pm -
2 stops14h 40m
Deal found 10/22![Delta logo]()
$775
Last-minute flights from Frankfurt to IllinoisDiscover last-minute flight deals from Frankfurt to Illinois. Data last updated October 23, 2026 and is based on user searches.
Discover last-minute flight deals from Frankfurt to Illinois. Data last updated October 23, 2026 and is based on user searches.
This Gotogate deal was found by Cheapflights users on 10/20. 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.
Thu 10/291:05 pm -
1 stop11h 15m
Wed 11/116:30 pm -
1 stop10h 40m
Deal found 10/20![Icelandair logo]()
$650
This Ticket deal was found by Cheapflights users on 10/21. 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.
Sat 10/3110:30 am -
1 stop13h 15m
Fri 11/137:10 pm -
1 stop12h 20m
Deal found 10/21![Scandinavian Airlines logo]()
$664
This oojo deal was found by Cheapflights users on 10/22. 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 11/21:05 pm -
1 stop11h 15m
Mon 11/96:30 pm -
1 stop10h 40m
Deal found 10/22![Icelandair logo]()
$665
This Expedia deal was found by Cheapflights users on 10/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/35:45 pm -
1 stop28h 45m
Sun 11/88:10 pm -
1 stop13h 45m
Deal found 10/22![TAP AIR PORTUGAL logo]()
$655
This Sembo deal was found by Cheapflights users on 10/19. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/31:05 pm -
1 stop11h 15m
Tue 11/176:30 pm -
1 stop10h 40m
Deal found 10/19![Icelandair logo]()
$657
This Flysmarter deal was found by Cheapflights users on 10/19. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:00 am -
1 stop16h 30m
Sun 11/88:10 pm -
1 stop19h 30m
Deal found 10/19![TAP AIR PORTUGAL logo]()
$647
This oojo deal was found by Cheapflights users on 10/20. 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 11/91:05 pm -
1 stop11h 15m
Fri 11/136:30 pm -
1 stop10h 40m
Deal found 10/20![Icelandair logo]()
$651
This flugladen.de deal was found by Cheapflights users on 10/20. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:45 pm -
1 stop28h 45m
Wed 11/257:00 pm -
1 stop34h 30m
Deal found 10/20![TAP AIR PORTUGAL logo]()
$652
This Trip.com deal was found by Cheapflights users on 10/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/191:25 pm -
1 stop33h 05m
Sun 11/228:10 pm -
1 stop13h 45m
Deal found 10/19![TAP AIR PORTUGAL logo]()
$653
This Cheapflightsfares deal was found by Cheapflights users on 10/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/206:00 am -
1 stop16h 30m
Wed 12/27:00 pm -
1 stop14h 55m
Deal found 10/21![TAP AIR PORTUGAL logo]()
$654
This flugladen.de deal was found by Cheapflights users on 10/20. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/213:15 pm -
1 stop32h 30m
Sat 12/57:10 pm -
1 stop17h 35m
Deal found 10/20![Scandinavian Airlines logo]()
$656
This Gotogate deal was found by Cheapflights users on 10/19. 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.
Mon 11/303:15 pm -
1 stop32h 30m
Mon 12/77:10 pm -
1 stop17h 35m
Deal found 10/19![Scandinavian Airlines logo]()
$662
One-way flights from Frankfurt to IllinoisSearch for one-way flight options from Frankfurt to Illinois. Find affordable one-way fares based on user searches. Data last updated October 23, 2026.
Search for one-way flight options from Frankfurt to Illinois. Find affordable one-way fares based on user searches. Data last updated October 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 1/99:15 am -
3 stops39h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$432
This Ticket deal was found by Cheapflights users on 10/22. 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.
Fri 3/57:00 am -
1 stop13h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$435
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 1/179:20 am -
3 stops40h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$439
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 12/129:15 am -
3 stops37h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$442
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 1/239:15 am -
3 stops39h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$444
This Ticket deal was found by Cheapflights users on 10/20. 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.
Tue 3/1611:25 am -
1 stop14h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$446
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 11/179:10 am -
3 stops37h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$450
This Expedia deal was found by Cheapflights users on 10/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/411:30 am -
1 stop13h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Finnair logo]()
$451
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 1/69:10 am -
3 stops39h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$454
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 11/109:10 am -
3 stops37h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Multiple Airlines logo]()
$455
This Expedia deal was found by Cheapflights users on 10/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1411:30 am -
1 stop13h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Finnair logo]()
$456
This Expedia deal was found by Cheapflights users on 10/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:50 pm -
2 stops35h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![British Airways logo]()
$933
Find flight deals from Frankfurt to Illinois
Keep the following information in mind while searching for Frankfurt to Illinois flight deals. Data was last updated October 23, 2026.
Round-trip from | $646 (flugladen.de) |
|---|---|
One-way from | $432 (Kiwi.com) |
Popular in | July |
Cheapest in | February |
Average price | $805 |
Good round-trip deal | $804 or less |
Good one-way deal | $977 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Frankfurt to Illinois 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 23, 2026.
Use the filters below to find and compare flights from Frankfurt am Main Airport to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Frankfurt am MainChicago
FRA Frankfurt am Main - ORD Chicago O'Hare Intl
FRAORD
Frankfurt am Main
Wed 1/20
11:30 am-10:30 pm
2 stops18h 00m
Chicago O'Hare Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$465
Frankfurt am MainChicago
FRA Frankfurt am Main - ORD Chicago O'Hare Intl
FRAORD
Frankfurt am Main
Mon 3/15
7:20 am-7:45 pm
1 stop18h 25m
Chicago O'Hare Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$480
Quickest round-trip
Frankfurt am MainChicago
FRA Frankfurt am Main - ORD Chicago O'Hare Intl
FRAORD
Frankfurt am Main
Sun 12/13
7:25 am-1:45 pm
1 stop13h 20m
Chicago O'Hare Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$485
Frankfurt am MainChicago
FRA Frankfurt am Main - ORD Chicago O'Hare Intl
FRAORD
Frankfurt am Main
Wed 1/6
9:50 am-9:20 pm
1 stop18h 30m
Chicago O'Hare Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$518
Frankfurt am MainChicago
FRA Frankfurt am Main - ORD Chicago O'Hare Intl
FRAORD
Frankfurt am Main
Fri 12/11
6:50 am-7:45 pm
2 stops19h 55m
Chicago O'Hare Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$523
Frankfurt am MainChicago
FRA Frankfurt am Main - ORD Chicago O'Hare Intl
FRAORD
Frankfurt am Main
Sun 4/4
7:00 am-6:40 pm
2 stops18h 40m
Chicago O'Hare Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$523
Frankfurt am MainChicago
FRA Frankfurt am Main - ORD Chicago O'Hare Intl
FRAORD
Frankfurt am Main
Fri 4/16
10:15 am-7:34 pm
2 stops16h 19m
Chicago O'Hare Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$528
Frankfurt am MainChicago
FRA Frankfurt am Main - ORD Chicago O'Hare Intl
FRAORD
Frankfurt am Main
Sat 1/9
10:40 am-11:50 pm
1 stop20h 10m
Chicago O'Hare Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$538
Frankfurt am MainChicago
FRA Frankfurt am Main - ORD Chicago O'Hare Intl
FRAORD
Frankfurt am Main
Sat 12/26
9:50 am-5:00 pm
1 stop14h 10m
Chicago O'Hare Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$538
Frankfurt am MainChicago
FRA Frankfurt am Main - ORD Chicago O'Hare Intl
FRAORD
Frankfurt am Main
Wed 11/18
10:45 am-10:18 pm
2 stops18h 33m
Chicago O'Hare Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$560
Showing 1-10 of 35 resultsSorted by cheapest first
Best time to book a flight from Frankfurt to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Frankfurt with our price prediction graph.
FRA-ORD
FRA-PIA
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 Frankfurt am Main Airport to Illinois
FRA-USIL
FRA-ORD
FRA-PIA
What is the cheapest month to book a flight from Frankfurt am Main Airport to Illinois?
Currently, February is the cheapest month in which you can book a flight from Frankfurt am Main Airport to Illinois (average of $724). Flying from Frankfurt am Main Airport to Illinois in July is currently the most expensive (average of $1,022). 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 FRA to IL?
Find hourly flight availability from Frankfurt to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 23, 2026.
When flying from Frankfurt am Main Airport to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost to fly round-trip from Frankfurt am Main Airport to Illinois?
Airfare is below average for this route at the moment.
Frankfurt am Main Airport to Illinois flights typically cost between $718 and $946 in December.The cheapest round-trip price found within the last 5 days was $646 on TAP AIR PORTUGAL (Dec 1-Dec 11).
How far ahead should I book a flight from Frankfurt am Main Airport to Illinois?
The price you pay for your flight from Frankfurt am Main Airport to Illinois may vary depending on when you book. For the best chance of a lower fare, look to book 37 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Reviews of airlines servicing Illinois
Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated October 23, 2026.
See what other customers who have flown with Scandinavian Airlines,United Airlines, andTAP AIR PORTUGAL from Frankfurt am Main Airport to Illinois have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
6.8
Crew
8.1
Comfort
7.4
Food
6.8
Boarding
7.7
Overall
7.4
Reviews
1 / 20
6.0
Goodsiavash,Oct 2026
CPH - JFK
Entertainment
6.8
Crew
8.1
Comfort
7.4
Food
6.8
Boarding
7.7
Overall
7.4
Reviews
1 / 20
6.0
Goodsiavash,Oct 2026
CPH - JFK
Entertainment
6.8
Crew
8.1
Comfort
7.4
Food
6.8
Boarding
7.7
Overall
7.4
Reviews
1 / 20
6.0
Goodsiavash,Oct 2026
CPH - JFK
Entertainment
6.8
Crew
8.1
Comfort
7.4
Food
6.8
Boarding
7.7
Overall
7.4
Reviews
1 / 20
6.0
Goodsiavash,Oct 2026
CPH - JFK
Entertainment
6.8
Crew
8.1
Comfort
7.4
Food
6.8
Boarding
7.7
Overall
7.4
Reviews
1 / 20
6.0
Goodsiavash,Oct 2026
CPH - JFK
Entertainment
6.8
Crew
8.1
Comfort
7.4
Food
6.8
Boarding
7.7
Overall
7.4
Reviews
1 / 20
6.0
Goodsiavash,Oct 2026
CPH - JFK
Related info for your journey
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Frankfurt and Illinois flights
Browse other Frankfurt and Illinois flight options. Last updated on October 23, 2026.
Popular flight searches
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Frankfurt to Illinois flights
Consider these flights traveling from Frankfurt to Illinois.
Top 2 airlines flying from Frankfurt to Illinois
Discover the top 2 airlines that operate flights from Frankfurt to Illinois. 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 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$687 | Average$871 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$697 | Average$1,073 | FlexibilityNo cancel fee | On-time69% |