$320+ Cheap flights from Chicago (CHI) to Bonn, Germany
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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — FRA
Aug 17 — Aug 241
Round-trip
1 adult, Economy
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Find cheap flights from Chicago to Bonn with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Chicago to BonnExplore the most affordable flight options available from Chicago to Bonn. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2026.
Explore the most affordable flight options available from Chicago to Bonn. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2026.
This oojo deal was found by Cheapflights users on 7/15. 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.
Sat 10/176:05 pm
ORD
- DUS
1 stop18h 50m
TAP AIR PORTUGAL
Sat 10/245:45 pm
DUS
- ORD
1 stop29h 45m
TAP AIR PORTUGAL
Deal found 7/15![TAP AIR PORTUGAL logo]()
$611
This oojo deal was found by Cheapflights users on 7/15. 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 9/66:00 pm
ORD
- DUS
1 stop15h 50m
TAP AIR PORTUGAL
Tue 10/65:40 pm
DUS
- ORD
1 stop29h 20m
TAP AIR PORTUGAL
Deal found 7/15![TAP AIR PORTUGAL logo]()
$613
This Gotogate deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:00 pm
ORD
- DUS
1 stop15h 50m
TAP AIR PORTUGAL
Tue 9/225:40 pm
DUS
- ORD
1 stop29h 20m
TAP AIR PORTUGAL
Deal found 7/14![TAP AIR PORTUGAL logo]()
$625
This Kiwi.com deal was found by Cheapflights users on 7/16. 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 8/157:15 pm
ORD
- DUS
1 stop12h 25m
Scandinavian Airlines
Fri 8/286:05 am
DUS
- ORD
1 stop17h 05m
Scandinavian Airlines
Deal found 7/16![Scandinavian Airlines logo]()
$698
This Scandinavian Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:15 pm
ORD
- DUS
2 stops32h 55m
Scandinavian Airlines
Fri 12/1110:10 am
DUS
- ORD
1 stop13h 35m
Scandinavian Airlines
Deal found 7/15![Scandinavian Airlines logo]()
$708
This oojo deal was found by Cheapflights users on 7/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:15 pm
ORD
- DUS
1 stop31h 15m
Scandinavian Airlines
Wed 11/1810:10 am
DUS
- ORD
1 stop13h 35m
Scandinavian Airlines
Deal found 7/18![Scandinavian Airlines logo]()
$711
This Delta deal was found by Cheapflights users on 7/15. 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 11/11:28 pm
MDW
- DUS
2 stops20h 02m
Delta
Fri 11/68:15 am
DUS
- MDW
2 stops15h 24m
Delta
Deal found 7/15![Delta logo]()
$819
This Delta deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2811:20 am
MDW
- DUS
2 stops16h 25m
Delta
Wed 12/3011:40 am
DUS
- MDW
2 stops28h 05m
Delta
Deal found 7/14![Delta logo]()
$877
This Delta deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/249:30 am
MDW
- DUS
2 stops40h 20m
Delta
Wed 12/308:15 am
DUS
- MDW
2 stops15h 07m
Delta
Deal found 7/14![Delta logo]()
$923
This Delta deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2511:20 am
MDW
- DUS
2 stops19h 30m
Delta
Wed 12/308:15 am
DUS
- MDW
2 stops15h 07m
Delta
Deal found 7/14![Delta logo]()
$926
This Delta deal was found by Cheapflights users on 7/15. 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 8/191:25 pm
MDW
- DUS
2 stops11h 15m
Delta
Wed 9/98:15 am
DUS
- MDW
2 stops15h 42m
Delta
Deal found 7/15![Delta logo]()
$933
This Delta deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/249:30 am
MDW
- DUS
2 stops40h 20m
Delta
Mon 12/289:40 am
DUS
- MDW
2 stops37h 45m
Delta
Deal found 7/14![Delta logo]()
$943
Best flights from Chicago to BonnDiscover carefully curated flight deals from Chicago to Bonn that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 18, 2026.
Discover carefully curated flight deals from Chicago to Bonn that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 18, 2026.
This Scandinavian Airlines deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:15 pm
ORD
- DUS
2 stops34h 50m
Scandinavian Airlines
Tue 10/610:10 am
DUS
- ORD
1 stop13h 00m
Scandinavian Airlines
Deal found 7/16![Scandinavian Airlines logo]()
$740
This TAP AIR PORTUGAL deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:05 pm
ORD
- DUS
1 stop18h 50m
TAP AIR PORTUGAL
Wed 9/25:50 pm
DUS
- ORD
1 stop25h 50m
TAP AIR PORTUGAL
Deal found 7/13![TAP AIR PORTUGAL logo]()
$753
This Delta deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/249:30 am
MDW
- DUS
2 stops40h 20m
Delta
Tue 12/2911:40 am
DUS
- MDW
2 stops36h 10m
Delta
Deal found 7/14![Delta logo]()
$923
This Air France deal was found by Cheapflights users on 7/17. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/136:30 pm
MDW
- DUS
2 stops12h 35m
Multiple Airlines
Tue 12/228:15 am
DUS
- MDW
2 stops15h 07m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$997
This KLM deal was found by Cheapflights users on 7/15. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/25:35 pm
MDW
- DUS
2 stops13h 15m
KLM
Fri 12/118:15 am
DUS
- MDW
2 stops15h 10m
KLM
Deal found 7/15![KLM logo]()
$1,030
This Scandinavian Airlines deal was found by Cheapflights users on 7/17. 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 11/87:15 pm
ORD
- DUS
1 stop31h 15m
Scandinavian Airlines
Thu 11/123:25 pm
DUS
- ORD
1 stop32h 20m
Scandinavian Airlines
Deal found 7/17![Scandinavian Airlines logo]()
$750
This TAP AIR PORTUGAL deal was found by Cheapflights users on 7/16. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/167:00 pm
ORD
- DUS
2 stops18h 10m
TAP AIR PORTUGAL
Tue 12/225:30 pm
DUS
- ORD
1 stop29h 00m
TAP AIR PORTUGAL
Deal found 7/16![TAP AIR PORTUGAL logo]()
$891
This Scandinavian Airlines deal was found by Cheapflights users on 7/15. 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 8/157:15 pm
ORD
- DUS
2 stops34h 50m
Scandinavian Airlines
Fri 8/286:05 am
DUS
- ORD
1 stop17h 05m
Scandinavian Airlines
Deal found 7/15![Scandinavian Airlines logo]()
$810
This Delta deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2511:20 am
MDW
- DUS
2 stops19h 30m
Delta
Wed 12/308:15 am
DUS
- MDW
2 stops15h 07m
Delta
Deal found 7/14![Delta logo]()
$926
This Scandinavian Airlines deal was found by Cheapflights users on 7/17. 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 9/17:15 pm
ORD
- DUS
2 stops34h 50m
Scandinavian Airlines
Tue 9/81:45 pm
DUS
- ORD
2 stops33h 25m
Scandinavian Airlines
Deal found 7/17![Scandinavian Airlines logo]()
$814
This Delta deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2711:20 am
MDW
- DUS
2 stops19h 45m
Delta
Tue 12/292:30 pm
DUS
- MDW
2 stops33h 20m
Delta
Deal found 7/14![Delta logo]()
$953
This Scandinavian Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:00 am
ORD
- DUS
2 stops22h 50m
Scandinavian Airlines
Sat 9/56:10 am
DUS
- ORD
2 stops21h 44m
Scandinavian Airlines
Deal found 7/14![Scandinavian Airlines logo]()
$829
This Delta deal was found by Cheapflights users on 7/15. 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 9/65:45 pm
MDW
- DUS
2 stops13h 05m
Delta
Tue 10/68:15 am
DUS
- MDW
2 stops16h 50m
Delta
Deal found 7/15![Delta logo]()
$985
This Scandinavian Airlines deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:15 pm
ORD
- DUS
1 stop19h 55m
Scandinavian Airlines
Mon 8/241:45 pm
DUS
- ORD
2 stops33h 25m
Scandinavian Airlines
Deal found 7/13![Scandinavian Airlines logo]()
$840
This Delta deal was found by Cheapflights users on 7/17. 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 9/15:45 pm
MDW
- DUS
2 stops15h 15m
Delta
Tue 9/86:20 am
DUS
- MDW
2 stops16h 05m
Delta
Deal found 7/17![Delta logo]()
$985
This Delta deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/269:30 am
MDW
- DUS
2 stops15h 10m
Delta
Mon 12/289:40 am
DUS
- MDW
2 stops37h 42m
Delta
Deal found 7/14![Delta logo]()
$1,027
This Delta deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:25 pm
MDW
- DUS
2 stops15h 15m
Delta
Sat 8/296:20 am
DUS
- MDW
2 stops16h 18m
Delta
Deal found 7/13![Delta logo]()
$1,044
This Delta deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2511:20 am
MDW
- DUS
2 stops16h 45m
Delta
Thu 12/318:15 am
DUS
- MDW
2 stops15h 07m
Delta
Deal found 7/14![Delta logo]()
$1,051
Last-minute flights from Chicago to BonnDiscover last-minute flight deals from Chicago to Bonn. Data last updated July 18, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Bonn. Data last updated July 18, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/16. 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 8/157:15 pm
ORD
- DUS
1 stop12h 25m
Scandinavian Airlines
Fri 8/286:05 am
DUS
- ORD
1 stop17h 05m
Scandinavian Airlines
Deal found 7/16![Scandinavian Airlines logo]()
$698
This oojo deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:05 pm
ORD
- DUS
1 stop18h 50m
TAP AIR PORTUGAL
Fri 8/285:45 pm
DUS
- ORD
1 stop29h 20m
TAP AIR PORTUGAL
Deal found 7/13![TAP AIR PORTUGAL logo]()
$717
This TAP AIR PORTUGAL deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:05 pm
ORD
- DUS
1 stop18h 50m
TAP AIR PORTUGAL
Wed 9/25:50 pm
DUS
- ORD
1 stop25h 50m
TAP AIR PORTUGAL
Deal found 7/13![TAP AIR PORTUGAL logo]()
$753
This Delta deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/157:25 pm
MDW
- DUS
2 stops15h 15m
Delta
Fri 8/288:15 am
DUS
- MDW
2 stops17h 18m
Delta
Deal found 7/14![Delta logo]()
$983
This Scandinavian Airlines deal was found by Cheapflights users on 7/15. 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 8/196:00 am
ORD
- DUS
2 stops21h 55m
Scandinavian Airlines
Wed 9/96:10 am
DUS
- ORD
1 stop17h 00m
Scandinavian Airlines
Deal found 7/15![Scandinavian Airlines logo]()
$774
This Delta deal was found by Cheapflights users on 7/15. 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 8/191:25 pm
MDW
- DUS
2 stops11h 15m
Delta
Wed 9/98:15 am
DUS
- MDW
2 stops15h 42m
Delta
Deal found 7/15![Delta logo]()
$933
This Scandinavian Airlines deal was found by Cheapflights users on 7/16. 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 8/226:00 am
ORD
- DUS
2 stops22h 50m
Scandinavian Airlines
Mon 8/241:45 pm
DUS
- ORD
2 stops33h 25m
Scandinavian Airlines
Deal found 7/16![Scandinavian Airlines logo]()
$778
This Delta deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:25 pm
MDW
- DUS
2 stops15h 15m
Delta
Sun 8/306:20 am
DUS
- MDW
2 stops18h 41m
Delta
Deal found 7/14![Delta logo]()
$1,043
This FlightHub deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/237:15 pm
ORD
- DUS
1 stop16h 25m
Scandinavian Airlines
Sat 8/298:20 pm
DUS
- ORD
1 stop26h 50m
Scandinavian Airlines
Deal found 7/16![Scandinavian Airlines logo]()
$757
This Cheapflightsfares deal was found by Cheapflights users on 7/16. 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.
Tue 8/257:15 pm
ORD
- DUS
1 stop12h 25m
Scandinavian Airlines
Fri 8/286:05 am
DUS
- ORD
1 stop17h 05m
Scandinavian Airlines
Deal found 7/16![Scandinavian Airlines logo]()
$741
This Justfly.com deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:15 pm
ORD
- DUS
2 stops34h 50m
Scandinavian Airlines
Sat 9/56:10 am
DUS
- ORD
1 stop17h 00m
Scandinavian Airlines
Deal found 7/15![Scandinavian Airlines logo]()
$755
This Scandinavian Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:00 am
ORD
- DUS
2 stops22h 50m
Scandinavian Airlines
Sat 9/56:10 am
DUS
- ORD
1 stop17h 00m
Scandinavian Airlines
Deal found 7/14![Scandinavian Airlines logo]()
$773
One-way flights from Chicago to BonnSearch for one-way flight options from Chicago to Bonn. Find affordable one-way fares based on user searches. Data last updated July 18, 2026.
Search for one-way flight options from Chicago to Bonn. Find affordable one-way fares based on user searches. Data last updated July 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/16. 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 10/317:30 pm
ORD
- DUS
2 stops20h 25m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$320
This oojo deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/305:10 pm
ORD
- DUS
1 stop11h 30m
British Airways
Deal found 7/14![British Airways logo]()
$326
This Delta deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/301:35 pm
ORD
- DUS
2 stops17h 30m
Delta
Deal found 7/14![Delta logo]()
$344
This FlightHub deal was found by Cheapflights users on 7/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/189:00 pm
ORD
- DUS
1 stop16h 25m
Aer Lingus
Deal found 7/12![Aer Lingus logo]()
$350
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 10/18:00 am
ORD
- DUS
3 stops31h 15m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$361
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 12/156:30 pm
ORD
- DUS
3 stops18h 45m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$368
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/45:13 pm
ORD
- DUS
2 stops58h 17m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$373
This Mytrip deal was found by Cheapflights users on 7/16. 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 10/3110:50 pm
ORD
- DUS
1 stop10h 25m
Lufthansa
Deal found 7/16![Lufthansa logo]()
$377
This Delta deal was found by Cheapflights users on 7/16. 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 10/3012:28 pm
MDW
- DUS
2 stops16h 17m
Delta
Deal found 7/16![Delta logo]()
$394
This Delta deal was found by Cheapflights users on 7/16. 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 10/316:45 pm
MDW
- DUS
2 stops17h 10m
Delta
Deal found 7/16![Delta logo]()
$399
This Kiwi.com deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1411:06 am
MDW
- DUS
3 stops49h 24m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$425
This Kiwi.com deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/711:06 am
MDW
- DUS
3 stops49h 24m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$431
Find flight deals from Chicago to Bonn
Keep the following information in mind while searching for Chicago to Bonn flight deals. Data was last updated July 18, 2026.
Round-trip from | $611 (oojo) |
|---|---|
One-way from | $320 (Kiwi.com) |
Popular in | June |
Cheapest in | November |
Average price | $660 |
Cheapflights Fare Finder
Customize your flight search to find flights from Chicago to Bonn 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 July 18, 2026.
Use the filters below to find and compare flights from Chicago to Bonn that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoDüsseldorf
ORD - DUS
ORDDUS
Chicago O'Hare Intl
Sun 9/6
7:15 pm-1:05 pm
2 stops34h 50m
Duesseldorf Intl
Tue 10/6
10:10 am-4:10 pm
1 stop13h 00m
$740
ChicagoDüsseldorf
ORD - DUS
ORDDUS
Chicago O'Hare Intl
Sun 11/8
7:15 pm-9:30 am
1 stop31h 15m
Duesseldorf Intl
Thu 11/12
3:25 pm-4:45 pm
1 stop32h 20m
$750
ChicagoDüsseldorf
ORD - DUS
ORDDUS
Chicago O'Hare Intl
Sat 8/15
6:05 pm-7:55 pm
1 stop18h 50m
Duesseldorf Intl
Wed 9/2
5:50 pm-12:40 pm
1 stop25h 50m
$753
ChicagoDüsseldorf
ORD - DUS
ORDDUS
Chicago O'Hare Intl
Sat 8/15
7:15 pm-1:05 pm
2 stops34h 50m
Duesseldorf Intl
Fri 8/28
6:05 am-4:10 pm
1 stop17h 05m
$810
ChicagoDüsseldorf
ORD - DUS
ORDDUS
Chicago O'Hare Intl
Tue 9/1
7:15 pm-1:05 pm
2 stops34h 50m
Duesseldorf Intl
Tue 9/8
1:45 pm-4:10 pm
2 stops33h 25m
$814
ChicagoDüsseldorf
ORD - DUS
ORDDUS
Chicago O'Hare Intl
Sat 8/29
6:00 am-11:50 am
2 stops22h 50m
Duesseldorf Intl
Sat 9/5
6:10 am-8:54 pm
2 stops21h 44m
$829
ChicagoDüsseldorf
ORD - DUS
ORDDUS
Chicago O'Hare Intl
Thu 8/20
7:15 pm-10:10 pm
1 stop19h 55m
Duesseldorf Intl
Mon 8/24
1:45 pm-4:10 pm
2 stops33h 25m
$840
ChicagoDüsseldorf
ORD - DUS
ORDDUS
Chicago O'Hare Intl
Wed 12/16
7:00 pm-8:10 pm
2 stops18h 10m
Duesseldorf Intl
Tue 12/22
5:30 pm-3:30 pm
1 stop29h 00m
$891
ChicagoDüsseldorf
MDW - DUS
MDWDUS
Chicago Midway
Thu 12/24
9:30 am-8:50 am
2 stops40h 20m
Duesseldorf Intl
Tue 12/29
11:40 am-4:50 pm
2 stops36h 10m
$923
ChicagoDüsseldorf
MDW - DUS
MDWDUS
Chicago Midway
Fri 12/25
11:20 am-1:50 pm
2 stops19h 30m
Duesseldorf Intl
Wed 12/30
8:15 am-4:22 pm
2 stops15h 07m
$926
Showing 1-10 of 38 resultsSorted by cheapest first
Best time to book a flight from Chicago to Bonn
Have a flexible travel schedule? Discover the best time to fly to Bonn from Chicago with our price prediction graph.
ORD-DUS
MDW-DUS
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Chicago to Bonn
CHI-BN9
ORD-DUS
MDW-DUS
What is the cheapest time of day to fly from CHI to BN9?
Find hourly flight availability from Chicago to Bonn. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 18, 2026.
When flying from Chicago to Bonn, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from Chicago to Bonn
Explore weekly flight availability from Chicago to Bonn. 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 July 18, 2026.
The most flights from CHI to BN9 are scheduled on a Monday (13 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (13 on average).
How much does it cost to fly round-trip from Chicago to Bonn?
Reviews of airlines servicing Bonn
Get insights into the airlines that provide service to Bonn. 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 Bonn. Reviews last updated July 18, 2026.
Read through reviews of airlines operating flights from Chicago to Bonn, such as Turkish Airlines,Scandinavian Airlines, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Food
7.5
Entertainment
7.5
Overall
7.4
Boarding
7.3
Crew
7.8
Reviews
1 / 20
8.0
ExcellentMuhammad,Jan 2026
ORD - DFW
Comfort
7.3
Food
7.5
Entertainment
7.5
Overall
7.4
Boarding
7.3
Crew
7.8
Reviews
1 / 20
8.0
ExcellentMuhammad,Jan 2026
ORD - DFW
Comfort
7.3
Food
7.5
Entertainment
7.5
Overall
7.4
Boarding
7.3
Crew
7.8
Reviews
1 / 20
8.0
ExcellentMuhammad,Jan 2026
ORD - DFW
Comfort
7.3
Food
7.5
Entertainment
7.5
Overall
7.4
Boarding
7.3
Crew
7.8
Reviews
1 / 20
8.0
ExcellentMuhammad,Jan 2026
ORD - DFW
Comfort
7.3
Food
7.5
Entertainment
7.5
Overall
7.4
Boarding
7.3
Crew
7.8
Reviews
1 / 20
8.0
ExcellentMuhammad,Jan 2026
ORD - DFW
Comfort
7.3
Food
7.5
Entertainment
7.5
Overall
7.4
Boarding
7.3
Crew
7.8
Reviews
1 / 20
8.0
ExcellentMuhammad,Jan 2026
ORD - DFW
Related info for your journey
Find useful and relevant information for your journey from Chicago to Bonn. 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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Complete your trip
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Chicago and Bonn flights
Browse other Chicago and Bonn flight options. Last updated on July 18, 2026.
Other flights from Chicago
Browse through other flights departing from Chicago. Flights are based on user searches made on Cheapflights and were last updated on July 18, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 9 airlines flying from Chicago to Bonn
Discover the top 9 airlines that operate flights from Chicago to Bonn. 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 July 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$431 | Average$815 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$462 | Average$1,052 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$473 | Average$719 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$520 | Average$764 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$540 | Average$928 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$547 | Average$969 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$572 | Average$910 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$639 | Average$818 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$643 | Average$755 | FlexibilityNo cancel fee | On-time77% |