$417+ Cheap flights from Bucharest (BUH) to Chicago (CHI)
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 7/31. Fares are subject to change and may not be available on all flights or dates of travel.
BUH — CHI
Jun 28 — Jul 51
Round-trip
1 adult, Economy
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Find cheap flights from Bucharest to Chicago with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Bucharest to Chicago are usually found in January or September, booked 22 days in advance, depart on a Tuesday or Monday and return on a Tuesday
Cheap flight deals from Bucharest to Chicago
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Best
Last-minute
One-way
Cheapest flights from Bucharest to ChicagoExplore the most affordable flight options available from Bucharest to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 29, 2026.
Explore the most affordable flight options available from Bucharest to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:20 am
OTP
- ORD
1 stop14h 50m
LOT
Tue 10/209:50 pm
ORD
- OTP
1 stop17h 25m
LOT
Deal found 5/28![LOT logo]()
$739
This oojo deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/245:35 am
OTP
- ORD
1 stop17h 35m
LOT
Mon 10/125:10 pm
ORD
- OTP
1 stop12h 40m
LOT
Deal found 5/29![LOT logo]()
$742
This FlightHub deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/202:35 pm
OTP
- ORD
1 stop13h 25m
LOT
Fri 1/159:55 pm
ORD
- OTP
1 stop19h 50m
LOT
Deal found 5/29![LOT logo]()
$753
This oojo deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:35 am
OTP
- ORD
1 stop22h 15m
LOT
Sat 10/179:50 pm
ORD
- OTP
1 stop20h 00m
LOT
Deal found 5/27![LOT logo]()
$759
This FlightHub deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/202:35 pm
OTP
- ORD
1 stop13h 25m
LOT
Sun 1/179:55 pm
ORD
- OTP
2 stops17h 20m
LOT
Deal found 5/29![LOT logo]()
$764
This LOT deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LOT is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/155:35 am
OTP
- ORD
1 stop17h 35m
LOT
Thu 10/2910:50 pm
ORD
- OTP
1 stop17h 25m
LOT
Deal found 5/29![LOT logo]()
$769
This Delta deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” 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 10/296:00 am
OTP
- MDW
2 stops19h 37m
Delta
Thu 11/512:30 pm
MDW
- OTP
2 stops16h 30m
Delta
Deal found 5/25![Delta logo]()
$811
This Delta deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:00 am
OTP
- MDW
2 stops20h 33m
Delta
Mon 10/1212:30 pm
MDW
- OTP
2 stops16h 15m
Delta
Deal found 5/29![Delta logo]()
$814
This Delta deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:00 am
OTP
- MDW
2 stops18h 11m
Delta
Wed 10/146:45 pm
MDW
- OTP
2 stops14h 35m
Delta
Deal found 5/27![Delta logo]()
$819
This Delta deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:05 am
OTP
- MDW
2 stops18h 56m
Delta
Fri 9/2510:48 am
MDW
- OTP
2 stops17h 37m
Delta
Deal found 5/28![Delta logo]()
$832
This Delta deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” 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 8/207:05 am
OTP
- MDW
2 stops19h 28m
Delta
Fri 9/119:30 am
MDW
- OTP
2 stops19h 30m
Delta
Deal found 5/24![Delta logo]()
$835
This Delta deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/187:05 am
OTP
- MDW
2 stops19h 28m
Delta
Thu 9/109:30 am
MDW
- OTP
2 stops19h 30m
Delta
Deal found 5/27![Delta logo]()
$837
Best flights from Bucharest to ChicagoDiscover carefully curated flight deals from Bucharest to Chicago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 29, 2026.
Discover carefully curated flight deals from Bucharest to Chicago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 29, 2026.
This Delta deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:05 am
OTP
- ORD
1 stop15h 10m
Delta
Sat 10/178:15 am
ORD
- OTP
2 stops20h 30m
Delta
Deal found 5/27![Delta logo]()
$803
This United Airlines deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:05 am
OTP
- ORD
2 stops22h 35m
United Airlines
Sun 10/119:00 am
ORD
- OTP
2 stops19h 00m
United Airlines
Deal found 5/24![United Airlines logo]()
$828
This Delta deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” 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 9/297:05 am
OTP
- ORD
2 stops18h 08m
Delta
Tue 10/2010:40 am
ORD
- OTP
2 stops18h 05m
Delta
Deal found 5/24![Delta logo]()
$806
This United Airlines deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:05 am
OTP
- ORD
2 stops20h 36m
United Airlines
Tue 10/2010:54 am
ORD
- OTP
2 stops17h 06m
United Airlines
Deal found 5/25![United Airlines logo]()
$829
This Delta deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/157:05 am
OTP
- ORD
2 stops18h 29m
Delta
Thu 10/2910:40 am
ORD
- OTP
2 stops20h 30m
Delta
Deal found 5/29![Delta logo]()
$807
This United Airlines deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/191:45 pm
OTP
- ORD
2 stops17h 55m
United Airlines
Mon 9/149:40 pm
ORD
- OTP
1 stop19h 30m
United Airlines
Deal found 5/27![United Airlines logo]()
$830
This Delta deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:00 am
OTP
- MDW
2 stops20h 33m
Delta
Mon 10/1212:30 pm
MDW
- OTP
2 stops16h 15m
Delta
Deal found 5/29![Delta logo]()
$814
This United Airlines deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/191:45 pm
OTP
- ORD
2 stops17h 55m
United Airlines
Fri 9/116:15 pm
ORD
- OTP
2 stops16h 20m
United Airlines
Deal found 5/27![United Airlines logo]()
$830
This Delta deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” 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 8/207:05 am
OTP
- ORD
2 stops21h 22m
Delta
Fri 9/1111:10 am
ORD
- OTP
2 stops17h 15m
Delta
Deal found 5/24![Delta logo]()
$830
This United Airlines deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/191:45 pm
OTP
- ORD
2 stops17h 55m
United Airlines
Sat 9/126:15 pm
ORD
- OTP
2 stops16h 20m
United Airlines
Deal found 5/27![United Airlines logo]()
$830
This Delta deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:05 am
OTP
- MDW
2 stops18h 56m
Delta
Fri 9/2510:48 am
MDW
- OTP
2 stops17h 37m
Delta
Deal found 5/28![Delta logo]()
$832
This United Airlines deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:15 am
OTP
- ORD
1 stop15h 45m
United Airlines
Fri 9/256:06 pm
ORD
- OTP
2 stops16h 29m
United Airlines
Deal found 5/28![United Airlines logo]()
$838
This Delta deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” 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 8/207:05 am
OTP
- MDW
2 stops19h 28m
Delta
Fri 9/119:30 am
MDW
- OTP
2 stops19h 30m
Delta
Deal found 5/24![Delta logo]()
$835
This United Airlines deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/286:55 pm
OTP
- ORD
2 stops36h 36m
United Airlines
Sun 8/97:10 am
ORD
- OTP
2 stops20h 50m
United Airlines
Deal found 5/28![United Airlines logo]()
$841
This United Airlines deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:45 pm
OTP
- ORD
2 stops18h 55m
United Airlines
Sat 9/266:06 pm
ORD
- OTP
2 stops16h 29m
United Airlines
Deal found 5/28![United Airlines logo]()
$843
This Delta deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:05 am
OTP
- MDW
2 stops18h 56m
Delta
Mon 9/216:51 pm
MDW
- OTP
2 stops14h 29m
Delta
Deal found 5/28![Delta logo]()
$861
This Delta deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:05 am
OTP
- MDW
2 stops34h 12m
Delta
Wed 9/96:00 am
MDW
- OTP
2 stops22h 45m
Delta
Deal found 5/27![Delta logo]()
$867
This Delta deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/232:00 pm
OTP
- MDW
2 stops27h 59m
Delta
Sun 9/136:00 am
MDW
- OTP
2 stops22h 45m
Delta
Deal found 5/27![Delta logo]()
$867
This Delta deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/222:00 pm
OTP
- MDW
2 stops36h 33m
Delta
Wed 9/95:59 pm
MDW
- OTP
2 stops15h 21m
Delta
Deal found 5/27![Delta logo]()
$906
This Delta deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/157:05 am
OTP
- MDW
2 stops19h 20m
Delta
Tue 10/1312:30 pm
MDW
- OTP
2 stops16h 15m
Delta
Deal found 5/24![Delta logo]()
$906
This Delta deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/157:05 am
OTP
- MDW
2 stops19h 20m
Delta
Wed 10/710:35 am
MDW
- OTP
2 stops18h 10m
Delta
Deal found 5/24![Delta logo]()
$906
This Delta deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:00 am
OTP
- MDW
2 stops20h 18m
Delta
Thu 10/810:35 am
MDW
- OTP
2 stops18h 10m
Delta
Deal found 5/27![Delta logo]()
$914
This Delta deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” 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 6/157:05 am
OTP
- MDW
2 stops19h 13m
Delta
Sun 6/289:17 am
MDW
- OTP
2 stops19h 28m
Delta
Deal found 5/25![Delta logo]()
$929
Last-minute flights from Bucharest to ChicagoDiscover last-minute flight deals from Bucharest to Chicago. Data last updated May 29, 2026 and is based on user searches.
Discover last-minute flight deals from Bucharest to Chicago. Data last updated May 29, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” 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 5/307:05 am
OTP
- MDW
2 stops18h 51m
Delta
Mon 6/299:17 am
MDW
- OTP
2 stops19h 28m
Delta
Deal found 5/26![Delta logo]()
$988
This Delta deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/37:05 am
OTP
- ORD
1 stop15h 25m
Delta
Thu 7/3010:00 am
ORD
- OTP
2 stops19h 00m
Delta
Deal found 5/27![Delta logo]()
$919
This KLM deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” 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.
Thu 6/48:35 am
OTP
- ORD
1 stop13h 40m
Multiple Airlines
Thu 7/305:10 pm
ORD
- OTP
1 stop14h 40m
Multiple Airlines
Deal found 5/25![Multiple Airlines logo]()
$912
This Delta deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/47:05 am
OTP
- ORD
1 stop15h 10m
Delta
Fri 7/242:07 pm
ORD
- OTP
2 stops15h 33m
Delta
Deal found 5/27![Delta logo]()
$914
This Delta deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” 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 6/47:05 am
OTP
- ORD
1 stop15h 10m
Delta
Thu 7/305:18 pm
ORD
- OTP
2 stops16h 22m
Delta
Deal found 5/25![Delta logo]()
$918
This Delta deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/57:05 am
OTP
- ORD
1 stop15h 10m
Delta
Fri 10/3012:15 pm
ORD
- OTP
2 stops18h 55m
Delta
Deal found 5/27![Delta logo]()
$827
This KLM deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/58:35 am
OTP
- ORD
1 stop13h 40m
Multiple Airlines
Fri 10/306:20 pm
ORD
- OTP
1 stop12h 50m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$861
This Delta deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/116:00 am
OTP
- MDW
2 stops20h 31m
Delta
Wed 6/249:17 am
MDW
- OTP
2 stops19h 43m
Delta
Deal found 5/27![Delta logo]()
$943
This Delta deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/126:00 am
OTP
- MDW
2 stops20h 31m
Delta
Thu 6/259:17 am
MDW
- OTP
2 stops19h 28m
Delta
Deal found 5/29![Delta logo]()
$937
This Delta deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” 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 6/157:05 am
OTP
- MDW
2 stops19h 13m
Delta
Sun 6/289:17 am
MDW
- OTP
2 stops19h 28m
Delta
Deal found 5/25![Delta logo]()
$929
This Delta deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/157:05 am
OTP
- MDW
2 stops19h 26m
Delta
Mon 6/299:17 am
MDW
- OTP
2 stops19h 28m
Delta
Deal found 5/28![Delta logo]()
$931
This Delta deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” 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 6/237:05 am
OTP
- MDW
2 stops19h 13m
Delta
Tue 6/309:17 am
MDW
- OTP
2 stops19h 28m
Delta
Deal found 5/24![Delta logo]()
$1,005
One-way flights from Bucharest to ChicagoSearch for one-way flight options from Bucharest to Chicago. Find affordable one-way fares based on user searches. Data last updated May 29, 2026.
Search for one-way flight options from Bucharest to Chicago. Find affordable one-way fares based on user searches. Data last updated May 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/315:25 pm
OTP
- MDW
3 stops48h 15m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$417
This Kiwi.com deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/88:00 pm
OTP
- ORD
3 stops52h 00m
Multiple Airlines
Deal found 5/26![Multiple Airlines logo]()
$429
This Kiwi.com deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:00 pm
OTP
- MDW
3 stops46h 40m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$439
This Kiwi.com deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/92:10 pm
OTP
- ORD
3 stops33h 50m
Multiple Airlines
Deal found 5/28![Multiple Airlines logo]()
$441
This Kiwi.com deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” 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 6/1010:05 am
OTP
- ORD
3 stops35h 00m
Multiple Airlines
Deal found 5/26![Multiple Airlines logo]()
$452
This Kiwi.com deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” 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 9/305:40 am
OTP
- ORD
3 stops20h 10m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$453
This Kiwi.com deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/133:05 pm
OTP
- MDW
3 stops50h 35m
Multiple Airlines
Deal found 5/25![Multiple Airlines logo]()
$476
This Kiwi.com deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/233:35 pm
OTP
- MDW
3 stops50h 05m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$488
This Kiwi.com deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” 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 7/1911:15 pm
OTP
- MDW
3 stops42h 25m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$531
This Kiwi.com deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/165:30 pm
OTP
- MDW
3 stops48h 10m
Multiple Airlines
Deal found 5/28![Multiple Airlines logo]()
$535
This Kiwi.com deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” 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 8/2012:30 pm
OTP
- MDW
3 stops53h 10m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$558
Find flight deals from Bucharest to Chicago
Discover tips and strategies to find the most affordable flight options for your journey from Bucharest (BUH) to Chicago (CHI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $739 (Kiwi.com) |
One-way from | $417 (Kiwi.com) |
Popular in | April |
Cheapest in | January |
Average price | $832 |
Good round-trip deal | $862 or less |
Good one-way deal | $444 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Bucharest to Chicago 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 May 29, 2026.
Use the filters below to find and compare flights from Bucharest to Chicago that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
Sat 9/5
7:05 am-2:15 pm
1 stop15h 10m
Chicago O'Hare Intl
Sat 10/17
8:15 am-12:45 pm
2 stops20h 30m
$803
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
Tue 9/29
7:05 am-5:13 pm
2 stops18h 08m
Chicago O'Hare Intl
Tue 10/20
10:40 am-12:45 pm
2 stops18h 05m
$806
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
Thu 10/15
7:05 am-5:34 pm
2 stops18h 29m
Chicago O'Hare Intl
Thu 10/29
10:40 am-2:10 pm
2 stops20h 30m
$807
BucharestChicago
OTP - MDW
OTPMDW
Bucharest Otopeni Intl
Thu 9/24
6:00 am-6:33 pm
2 stops20h 33m
Chicago Midway
Mon 10/12
12:30 pm-12:45 pm
2 stops16h 15m
$814
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
Tue 7/14
6:05 am-8:40 pm
2 stops22h 35m
Chicago O'Hare Intl
Sun 10/11
9:00 am-12:00 pm
2 stops19h 00m
$828
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
Tue 9/29
6:05 am-6:41 pm
2 stops20h 36m
Chicago O'Hare Intl
Tue 10/20
10:54 am-12:00 pm
2 stops17h 06m
$829
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
Wed 8/19
1:45 pm-11:40 pm
2 stops17h 55m
Chicago O'Hare Intl
Mon 9/14
9:40 pm-1:10 am
1 stop19h 30m
$830
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
Wed 8/19
1:45 pm-11:40 pm
2 stops17h 55m
Chicago O'Hare Intl
Fri 9/11
6:15 pm-6:35 pm
2 stops16h 20m
$830
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
Thu 8/20
7:05 am-8:27 pm
2 stops21h 22m
Chicago O'Hare Intl
Fri 9/11
11:10 am-12:25 pm
2 stops17h 15m
$830
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
Wed 8/19
1:45 pm-11:40 pm
2 stops17h 55m
Chicago O'Hare Intl
Sat 9/12
6:15 pm-6:35 pm
2 stops16h 20m
$830
Showing 1-10 of 45 resultsSorted by cheapest first
Compare providers for flights from Bucharest to Chicago
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Bucharest to Chicago in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Bucharest-Chicago flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bucharest-Chicago flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bucharest-Chicago flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Bucharest-Chicago flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Bucharest-Chicago flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Bucharest to Chicago
Have a flexible travel schedule? Discover the best time to fly to Chicago from Bucharest with our price prediction graph.
BUH-CHI
OTP-MDW
OTP-ORD
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 Bucharest to Chicago
BUH-CHI
OTP-MDW
OTP-ORD
What is the cheapest month to book a flight from Bucharest to Chicago?
Currently, June is the cheapest month in which you can book a flight from Bucharest to Chicago (average of $118). Flying from Bucharest to Chicago in November is currently the most expensive (average of $616). 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.
How much does it cost to fly round-trip from Bucharest to Chicago?
What’s the top layover airport for flights from Bucharest to Chicago?
Share of 1-stop round-trip flights from Bucharest to Chicago chosen by Cheapflights users in the past 12 months, using the same layover each way.
Istanbul (IST) – chosen by Cheapflights users on 33% of 1-stop itineraries from Bucharest to Chicago on Cheapflights.
What’s the cheapest layover airport for flights from Bucharest to Chicago?
Average round-trip fare for 1-stop flights from Bucharest to Chicago, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Zurich (ZRH) is the most affordable 1-stop option, with an average round-trip price of $606.
What’s the fastest layover option from Bucharest to Chicago?
Shortest average travel time for 1-stop one-way flights from Bucharest to Chicago, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Frankfurt am Main (FRA) have the shortest average one-way travel time for 1-stop routes: 13h 20m.
Which airport typically offers the quickest layover for flights from Bucharest to Chicago?
Average layover duration for 1-stop one-way flights from Bucharest to Chicago, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Warsaw (WAW) offer the fastest connection on this route, with an average layover time of 1h 08m.
How far ahead should I book a flight from Bucharest to Chicago?
Booking 17 days in advance of your planned departure date is, on average, the best time to get cheap flights from Bucharest to Chicago. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Chicago
Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated May 29, 2026.
Get a feel of what it's like to fly with KLM,LOT, andSWISS from Bucharest to Chicago by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.8
Crew
8.4
Comfort
7.7
Overall
7.8
Food
7.3
Entertainment
7.2
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Boarding
7.8
Crew
8.4
Comfort
7.7
Overall
7.8
Food
7.3
Entertainment
7.2
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Boarding
7.8
Crew
8.4
Comfort
7.7
Overall
7.8
Food
7.3
Entertainment
7.2
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Boarding
7.8
Crew
8.4
Comfort
7.7
Overall
7.8
Food
7.3
Entertainment
7.2
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Boarding
7.8
Crew
8.4
Comfort
7.7
Overall
7.8
Food
7.3
Entertainment
7.2
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Boarding
7.8
Crew
8.4
Comfort
7.7
Overall
7.8
Food
7.3
Entertainment
7.2
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Related info for your journey
Find useful and relevant information for your journey from Bucharest to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Chicago?
Book flights to Chicago if you plan to visit one of these locationsBenton Harbor
Lansing
Merrillville
Hammond
Porter
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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See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Chicago
Explore flights to Chicago departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 29, 2026.
Complete your trip
Complete your trip to Chicago by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Bucharest to Chicago by cabin class
Find flights from Bucharest to Chicago, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Bucharest and Chicago flights
Browse other Bucharest and Chicago flight options. Last updated on May 29, 2026.
Other flights from Bucharest
Browse through other flights departing from Bucharest. Flights are based on user searches made on Cheapflights and were last updated on May 29, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from Bucharest to Chicago
Discover the top 6 airlines that operate flights from Bucharest to Chicago. 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 May 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$426 | Average$862 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$603 | Average$802 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$608 | Average$735 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$620 | Average$779 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$657 | Average$838 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$660 | Average$815 | FlexibilityNo cancel fee | On-time70% |