$399+ 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — FRA
5월 9 — 5월 161
Round-trip
1 adult, Economy
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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 4월 9, 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 4월 9, 2026.
This FlightHub deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” 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.
화 4/218:10 pm
ORD
- DUS
1 stop18h 20m
Turkish Airlines
화 4/2810:25 am
DUS
- ORD
1 stop30h 15m
Turkish Airlines
Deal found 4/6![Turkish Airlines logo]()
$591
This FlightHub deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” 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.
수 10/1411:25 am
ORD
- DUS
1 stop19h 25m
Turkish Airlines
수 10/217:20 am
DUS
- ORD
1 stop33h 20m
Turkish Airlines
Deal found 4/6![Turkish Airlines logo]()
$616
This Justfly.com deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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.
목 10/18:10 pm
ORD
- DUS
1 stop34h 40m
Turkish Airlines
목 10/87:20 am
DUS
- ORD
1 stop33h 20m
Turkish Airlines
Deal found 4/5![Turkish Airlines logo]()
$618
This FlightHub deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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.
일 9/68:10 pm
ORD
- DUS
1 stop29h 50m
Turkish Airlines
화 10/610:25 am
DUS
- ORD
1 stop30h 15m
Turkish Airlines
Deal found 4/5![Turkish Airlines logo]()
$626
This FlightHub deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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.
수 10/711:25 am
ORD
- DUS
1 stop19h 25m
Turkish Airlines
수 10/287:10 am
DUS
- ORD
1 stop18h 15m
Turkish Airlines
Deal found 4/4![Turkish Airlines logo]()
$627
This oojo deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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.
월 4/208:10 pm
ORD
- DUS
1 stop29h 50m
Turkish Airlines
화 5/56:45 pm
DUS
- ORD
1 stop21h 55m
Turkish Airlines
Deal found 4/5![Turkish Airlines logo]()
$636
This FlightHub deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” 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.
일 4/198:10 pm
ORD
- DUS
1 stop29h 50m
Turkish Airlines
일 4/2610:25 am
DUS
- ORD
1 stop30h 15m
Turkish Airlines
Deal found 4/6![Turkish Airlines logo]()
$643
This FlightHub deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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.
일 4/268:10 pm
ORD
- DUS
1 stop18h 20m
Turkish Airlines
토 5/910:25 am
DUS
- ORD
1 stop30h 15m
Turkish Airlines
Deal found 4/7![Turkish Airlines logo]()
$646
This FlightHub deal was found by Cheapflights users on 4/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
토 11/2111:50 am
ORD
- DUS
1 stop18h 15m
Turkish Airlines
금 11/277:10 am
DUS
- ORD
1 stop18h 15m
Turkish Airlines
Deal found 4/8![Turkish Airlines logo]()
$655
This FlightHub deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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.
수 10/711:25 am
ORD
- DUS
1 stop19h 25m
Turkish Airlines
일 10/188:20 pm
DUS
- ORD
1 stop20h 20m
Turkish Airlines
Deal found 4/4![Turkish Airlines logo]()
$672
This Delta deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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.
일 5/39:27 am
MDW
- DUS
2 stops15h 13m
Delta
화 5/1912:25 pm
DUS
- MDW
2 stops13h 08m
Delta
Deal found 4/5![Delta logo]()
$948
This Delta deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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.
화 5/1210:59 am
MDW
- DUS
2 stops14h 41m
Delta
일 5/248:15 am
DUS
- MDW
2 stops17h 18m
Delta
Deal found 4/5![Delta logo]()
$1,004
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 4월 9, 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 4월 9, 2026.
This Delta deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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.
수 5/65:04 pm
ORD
- DUS
2 stops15h 56m
Delta
수 5/132:30 pm
DUS
- ORD
2 stops16h 29m
Delta
Deal found 4/5![Delta logo]()
$888
This Scandinavian Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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.
일 4/266:04 am
ORD
- DUS
2 stops24h 01m
Scandinavian Airlines
토 5/96:10 am
DUS
- ORD
1 stop17h 00m
Scandinavian Airlines
Deal found 4/7![Scandinavian Airlines logo]()
$992
This KLM deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” 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.
수 7/2211:30 am
ORD
- DUS
2 stops13h 10m
KLM
월 8/1012:25 pm
DUS
- ORD
1 stop32h 50m
KLM
Deal found 4/6![KLM logo]()
$1,245
This Condor deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
일 6/75:15 am
MDW
- DUS
2 stops20h 10m
Multiple Airlines
일 6/148:50 am
DUS
- MDW
2 stops21h 55m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$1,310
This United Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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.
토 6/69:40 pm
ORD
- DUS
1 stop13h 00m
United Airlines
화 6/169:30 am
DUS
- ORD
1 stop11h 30m
United Airlines
Deal found 4/7![United Airlines logo]()
$1,359
This Delta deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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.
월 4/2012:52 pm
MDW
- DUS
2 stops14h 58m
Delta
화 5/58:15 am
DUS
- MDW
2 stops16h 43m
Delta
Deal found 4/5![Delta logo]()
$1,044
This Delta deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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.
일 4/261:24 pm
MDW
- DUS
2 stops15h 26m
Delta
토 5/96:20 am
DUS
- MDW
2 stops19h 13m
Delta
Deal found 4/4![Delta logo]()
$1,098
This KLM deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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.
목 7/1611:30 am
ORD
- DUS
2 stops13h 10m
KLM
수 7/292:30 pm
DUS
- ORD
2 stops15h 04m
KLM
Deal found 4/4![KLM logo]()
$1,325
This FlightHub deal was found by Cheapflights users on 4/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
화 6/232:15 pm
ORD
- DUS
2 stops17h 20m
Multiple Airlines
토 8/82:50 pm
DUS
- ORD
1 stop28h 45m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$1,356
This Delta deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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.
금 4/171:24 pm
MDW
- DUS
2 stops19h 36m
Delta
월 4/206:20 am
DUS
- MDW
2 stops18h 38m
Delta
Deal found 4/4![Delta logo]()
$1,144
This Delta deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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.
일 5/31:24 pm
MDW
- DUS
2 stops15h 26m
Delta
화 5/1912:25 pm
DUS
- MDW
2 stops13h 08m
Delta
Deal found 4/7![Delta logo]()
$1,145
This KAYAK deal was found by Cheapflights users on 4/8. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
금 5/89:22 am
MDW
- DUS
2 stops15h 18m
Delta
화 5/128:15 am
DUS
- MDW
2 stops17h 18m
Delta
Deal found 4/8![Delta logo]()
$1,232
This Delta deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” 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.
일 5/315:10 pm
ORD
- DUS
1 stop10h 40m
Delta
금 6/198:15 am
DUS
- ORD
1 stop13h 00m
Delta
Deal found 4/3![Delta logo]()
$1,236
This Delta deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” 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.
일 5/315:10 pm
ORD
- DUS
1 stop10h 40m
Delta
수 6/178:15 am
DUS
- ORD
1 stop13h 15m
Delta
Deal found 4/3![Delta logo]()
$1,236
This Delta deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” 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.
화 6/25:10 pm
ORD
- DUS
1 stop10h 40m
Delta
금 6/198:15 am
DUS
- ORD
1 stop13h 00m
Delta
Deal found 4/3![Delta logo]()
$1,236
This Delta deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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.
수 6/1710:05 am
ORD
- DUS
2 stops15h 35m
Delta
수 7/86:20 am
DUS
- ORD
2 stops17h 03m
Delta
Deal found 4/5![Delta logo]()
$1,250
This Delta deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” 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.
월 5/2510:25 am
ORD
- DUS
2 stops14h 15m
Delta
목 7/212:25 pm
DUS
- ORD
2 stops16h 23m
Delta
Deal found 4/6![Delta logo]()
$1,254
This Delta deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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.
월 6/291:49 pm
MDW
- DUS
2 stops14h 01m
Delta
화 7/76:55 am
DUS
- MDW
2 stops18h 23m
Delta
Deal found 4/5![Delta logo]()
$1,257
This Delta deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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.
수 5/209:23 am
MDW
- DUS
2 stops15h 17m
Delta
화 6/306:20 am
DUS
- MDW
2 stops17h 26m
Delta
Deal found 4/4![Delta logo]()
$1,294
This Delta deal was found by Cheapflights users on 4/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
화 6/28:15 pm
ORD
- DUS
1 stop10h 35m
Delta
일 6/148:15 am
DUS
- ORD
1 stop13h 00m
Delta
Deal found 4/8![Delta logo]()
$1,355
Last-minute flights from Chicago to BonnDiscover last-minute flight deals from Chicago to Bonn. Data last updated 4월 9, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Bonn. Data last updated 4월 9, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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.
토 4/118:10 pm
ORD
- DUS
1 stop34h 40m
Turkish Airlines
금 4/172:55 pm
DUS
- ORD
1 stop25h 45m
Turkish Airlines
Deal found 4/4![Turkish Airlines logo]()
$729
This Delta deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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.
화 4/149:27 am
MDW
- DUS
2 stops15h 13m
Delta
목 4/168:15 am
DUS
- MDW
2 stops16h 43m
Delta
Deal found 4/7![Delta logo]()
$2,474
This Delta deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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.
금 4/171:24 pm
MDW
- DUS
2 stops19h 36m
Delta
월 4/206:20 am
DUS
- MDW
2 stops18h 38m
Delta
Deal found 4/4![Delta logo]()
$1,144
This Mytrip deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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.
금 4/174:05 pm
MDW
- DUS
3 stops34h 00m
Multiple Airlines
월 4/207:00 am
DUS
- MDW
3 stops34h 15m
Multiple Airlines
Deal found 4/4![Multiple Airlines logo]()
$1,884
This FlightHub deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” 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.
일 4/198:10 pm
ORD
- DUS
1 stop29h 50m
Turkish Airlines
일 4/2610:25 am
DUS
- ORD
1 stop30h 15m
Turkish Airlines
Deal found 4/6![Turkish Airlines logo]()
$643
This oojo deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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.
월 4/208:10 pm
ORD
- DUS
1 stop29h 50m
Turkish Airlines
화 5/56:45 pm
DUS
- ORD
1 stop21h 55m
Turkish Airlines
Deal found 4/5![Turkish Airlines logo]()
$636
This flugladen.de deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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.
월 4/208:10 pm
ORD
- DUS
1 stop34h 40m
Turkish Airlines
일 5/36:45 pm
DUS
- ORD
1 stop30h 30m
Turkish Airlines
Deal found 4/7![Turkish Airlines logo]()
$717
This Kiwi.com deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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.
월 4/207:15 pm
ORD
- DUS
1 stop12h 25m
Scandinavian Airlines
화 5/51:45 pm
DUS
- ORD
2 stops33h 25m
Scandinavian Airlines
Deal found 4/5![Scandinavian Airlines logo]()
$723
This Mytrip deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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.
월 4/207:25 pm
ORD
- DUS
2 stops16h 15m
Multiple Airlines
화 5/53:05 pm
DUS
- ORD
2 stops31h 55m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$765
This FlightHub deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” 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.
화 4/218:10 pm
ORD
- DUS
1 stop18h 20m
Turkish Airlines
화 4/2810:25 am
DUS
- ORD
1 stop30h 15m
Turkish Airlines
Deal found 4/6![Turkish Airlines logo]()
$591
This FlightHub deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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.
수 4/2211:25 am
ORD
- DUS
1 stop19h 25m
Turkish Airlines
토 5/26:45 pm
DUS
- ORD
1 stop21h 55m
Turkish Airlines
Deal found 4/5![Turkish Airlines logo]()
$739
This FlightHub deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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.
일 4/268:10 pm
ORD
- DUS
1 stop18h 20m
Turkish Airlines
토 5/910:25 am
DUS
- ORD
1 stop30h 15m
Turkish Airlines
Deal found 4/7![Turkish Airlines logo]()
$646
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 4월 9, 2026.
Search for one-way flight options from Chicago to Bonn. Find affordable one-way fares based on user searches. Data last updated 4월 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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.
수 9/24:40 pm
ORD
- DUS
1 stop20h 00m
Air Serbia
Deal found 4/5![Air Serbia logo]()
$399
This Finnair deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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.
수 9/24:54 pm
ORD
- DUS
2 stops18h 06m
Finnair
Deal found 4/5![Finnair logo]()
$404
This Kiwi.com deal was found by Cheapflights users on 4/8. 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.
월 6/2210:25 am
MDW
- DUS
3 stops40h 20m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$410
This Kiwi.com deal was found by Cheapflights users on 4/8. 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.
화 6/2310:25 am
MDW
- DUS
3 stops40h 20m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$475
This Kiwi.com deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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.
수 9/26:55 am
ORD
- DUS
3 stops24h 10m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$479
This Kiwi.com deal was found by Cheapflights users on 4/8. 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.
수 6/2410:25 am
MDW
- DUS
3 stops46h 10m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$487
This Cheapflightsfares deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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.
수 4/2911:25 am
ORD
- DUS
1 stop14h 35m
Turkish Airlines
Deal found 4/4![Turkish Airlines logo]()
$501
This Kiwi.com deal was found by Cheapflights users on 4/8. 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.
화 6/231:50 pm
ORD
- DUS
3 stops23h 35m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$504
This Kiwi.com deal was found by Cheapflights users on 4/8. 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.
월 6/226:00 am
ORD
- DUS
3 stops25h 35m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$508
This Kiwi.com deal was found by Cheapflights users on 4/8. 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.
목 6/251:20 pm
ORD
- DUS
2 stops24h 05m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$526
This Kiwi.com deal was found by Cheapflights users on 4/8. 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.
일 6/216:00 am
ORD
- DUS
3 stops31h 25m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$558
This Cheapflightsfares deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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.
수 5/67:05 pm
ORD
- DUS
1 stop12h 00m
SWISS
Deal found 4/4![SWISS logo]()
$562
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 4월 9, 2026.
Round-trip from | $591 (FlightHub) |
|---|---|
One-way from | $399 (Kiwi.com) |
Popular in | May |
Cheapest in | January |
Average price | $999 |
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 4월 9, 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
수 5/6
5:04 pm-4:00 pm
2 stops15h 56m
Duesseldorf Intl
수 5/13
2:30 pm-11:59 pm
2 stops16h 29m
$888
ChicagoDüsseldorf
ORD - DUS
ORDDUS
Chicago O'Hare Intl
일 4/26
6:04 am-1:05 pm
2 stops24h 01m
Duesseldorf Intl
토 5/9
6:10 am-4:10 pm
1 stop17h 00m
$992
ChicagoDüsseldorf
MDW - DUS
MDWDUS
Chicago Midway
월 4/20
12:52 pm-10:50 am
2 stops14h 58m
Duesseldorf Intl
화 5/5
8:15 am-5:58 pm
2 stops16h 43m
$1,044
ChicagoDüsseldorf
MDW - DUS
MDWDUS
Chicago Midway
일 4/26
1:24 pm-11:50 am
2 stops15h 26m
Duesseldorf Intl
토 5/9
6:20 am-6:33 pm
2 stops19h 13m
$1,098
ChicagoDüsseldorf
MDW - DUS
MDWDUS
Chicago Midway
금 4/17
1:24 pm-4:00 pm
2 stops19h 36m
Duesseldorf Intl
월 4/20
6:20 am-5:58 pm
2 stops18h 38m
$1,144
ChicagoDüsseldorf
MDW - DUS
MDWDUS
Chicago Midway
일 5/3
1:24 pm-11:50 am
2 stops15h 26m
Duesseldorf Intl
화 5/19
12:25 pm-6:33 pm
2 stops13h 08m
$1,145
ChicagoDüsseldorf
MDW - DUS
MDWDUS
Chicago Midway
금 5/8
9:22 am-7:40 am
2 stops15h 18m
Duesseldorf Intl
화 5/12
8:15 am-6:33 pm
2 stops17h 18m
$1,232
ChicagoDüsseldorf
ORD - DUS
ORDDUS
Chicago O'Hare Intl
일 5/31
5:10 pm-10:50 am
1 stop10h 40m
Duesseldorf Intl
금 6/19
8:15 am-2:15 pm
1 stop13h 00m
$1,236
ChicagoDüsseldorf
ORD - DUS
ORDDUS
Chicago O'Hare Intl
일 5/31
5:10 pm-10:50 am
1 stop10h 40m
Duesseldorf Intl
수 6/17
8:15 am-2:30 pm
1 stop13h 15m
$1,236
ChicagoDüsseldorf
ORD - DUS
ORDDUS
Chicago O'Hare Intl
화 6/2
5:10 pm-10:50 am
1 stop10h 40m
Duesseldorf Intl
금 6/19
8:15 am-2:15 pm
1 stop13h 00m
$1,236
Showing 1-10 of 40 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
How far ahead should I book a flight from Chicago to Bonn?
Use this chart to determine the optimal time to book a round-trip flight from Chicago to Bonn. Price data was last updated on April 3, 2026.
Booking 54 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago to Bonn. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Chicago to Bonn?
Currently, February is the cheapest month in which you can book a flight from Chicago to Bonn (average of $456). Flying from Chicago to Bonn in June is currently the most expensive (average of $737). 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 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 4월 9, 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 4월 9, 2026.
The most flights from CHI to BN9 are scheduled on a Wednesday (13 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (10 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 4월 9, 2026.
Read through reviews of airlines operating flights from Chicago to Bonn, such as United Airlines,Turkish Airlines, andScandinavian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.7
Comfort
7.3
Crew
8.1
Food
6.6
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Boarding
7.7
Comfort
7.3
Crew
8.1
Food
6.6
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Boarding
7.7
Comfort
7.3
Crew
8.1
Food
6.6
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Boarding
7.7
Comfort
7.3
Crew
8.1
Food
6.6
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Boarding
7.7
Comfort
7.3
Crew
8.1
Food
6.6
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Boarding
7.7
Comfort
7.3
Crew
8.1
Food
6.6
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Chicago to Bonn
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Complete your trip
Complete your trip to Bonn by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Chicago to Bonn by cabin class
Find flights from Chicago to Bonn, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Chicago and Bonn flights
Browse other Chicago and Bonn flight options. Last updated on 4월 9, 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 4월 9, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 10 airlines flying from Chicago to Bonn
Discover the top 10 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 4월 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$137 | Average$653 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$415 | Average$791 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$431 | Average$804 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$462 | Average$1,076 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$467 | Average$706 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$489 | Average$665 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$547 | Average$882 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$586 | Average$901 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$594 | Average$901 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$596 | Average$886 | FlexibilityNo cancel fee | On-time75% |