$460+ Cheap flights from Bucharest (BUH) to Chicago (CHI)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
BUH — CHI
Oct 10 — Oct 171
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 March, booked 24 days in advance, depart on a Tuesday or Monday and return on a Tuesday
Cheap flight deals from Bucharest to Chicago
Cheapest
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 September 10, 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 September 10, 2026.
This KLM deal was found by Cheapflights users on 9/8. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:05 am -
1 stop15h 10m
Sat 10/35:10 pm -
1 stop14h 40m
Deal found 9/8![Multiple Airlines logo]()
$761
This Delta deal was found by Cheapflights users on 9/8. 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.
Thu 10/157:05 am -
2 stops18h 55m
Wed 10/2812:49 pm -
2 stops18h 21m
Deal found 9/8![Delta logo]()
$762
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:05 am -
1 stop15h 10m
Tue 9/2910:29 am -
2 stops18h 16m
Deal found 9/9![Delta logo]()
$762
This oojo deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/208:20 am -
1 stop19h 35m
Fri 12/119:50 pm -
1 stop17h 35m
Deal found 9/9![LOT logo]()
$764
This Delta deal was found by Cheapflights users on 9/8. 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.
Tue 9/297:05 am -
2 stops17h 54m
Wed 10/281:55 pm -
2 stops17h 15m
Deal found 9/8![Delta logo]()
$766
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/292:00 pm -
2 stops16h 44m
Wed 10/2812:49 pm -
2 stops18h 21m
Deal found 9/9![Delta logo]()
$767
This KLM deal was found by Cheapflights users on 9/8. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:05 am -
1 stop15h 10m
Fri 10/24:15 pm -
1 stop15h 10m
Deal found 9/8![KLM logo]()
$767
This United Airlines deal was found by Cheapflights users on 9/7. 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.
Thu 10/151:45 pm -
1 stop14h 10m
Wed 10/2810:50 pm -
1 stop12h 40m
Deal found 9/7![United Airlines logo]()
$771
This KLM deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/292:00 pm -
2 stops16h 44m
Wed 10/216:44 pm -
2 stops14h 36m
Deal found 9/9![KLM logo]()
$772
This Delta deal was found by Cheapflights users on 9/8. 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.
Mon 9/287:05 am -
2 stops22h 32m
Wed 10/213:05 pm -
2 stops18h 15m
Deal found 9/8![Delta logo]()
$772
This United Airlines deal was found by Cheapflights users on 9/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:00 am -
1 stop15h 10m
Thu 2/184:20 pm -
1 stop13h 35m
Deal found 9/8![United Airlines logo]()
$773
This Delta deal was found by Cheapflights users on 9/5. 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.
Tue 10/136:00 am -
2 stops18h 47m
Fri 10/236:44 pm -
2 stops14h 56m
Deal found 9/5![Delta logo]()
$774
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 September 10, 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 September 10, 2026.
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/157:05 am -
2 stops18h 55m
Wed 10/2812:49 pm -
2 stops18h 21m
Deal found 9/9![Delta logo]()
$762
This KLM deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:35 am -
1 stop13h 40m
Tue 10/201:50 pm -
2 stops15h 10m
Deal found 9/9![KLM logo]()
$767
This Gotogate deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:30 pm -
1 stop28h 40m
Sat 10/3110:50 pm -
1 stop32h 00m
Deal found 9/9![LOT logo]()
$767
This KLM deal was found by Cheapflights users on 9/6. 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.
Tue 9/298:35 am -
1 stop13h 40m
Tue 10/205:10 pm -
1 stop14h 40m
Deal found 9/6![Multiple Airlines logo]()
$780
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:00 am -
1 stop16h 25m
Fri 2/191:35 pm -
2 stops16h 35m
Deal found 9/9![Delta logo]()
$762
This KLM deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/292:00 pm -
2 stops16h 44m
Wed 10/216:44 pm -
2 stops14h 36m
Deal found 9/9![KLM logo]()
$772
This KLM deal was found by Cheapflights users on 9/6. 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.
Tue 9/298:35 am -
1 stop13h 40m
Thu 10/297:25 pm -
1 stop17h 45m
Deal found 9/6![Multiple Airlines logo]()
$780
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/297:05 am -
2 stops17h 54m
Wed 10/281:55 pm -
2 stops17h 15m
Deal found 9/9![Delta logo]()
$766
This KLM deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/258:35 am -
2 stops17h 44m
Tue 9/297:01 pm -
2 stops14h 39m
Deal found 9/9![KLM logo]()
$773
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/292:00 pm -
2 stops16h 44m
Wed 10/2812:49 pm -
2 stops18h 21m
Deal found 9/9![Delta logo]()
$767
This KLM deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/282:00 pm -
2 stops16h 32m
Wed 10/211:50 pm -
2 stops15h 10m
Deal found 9/9![KLM logo]()
$780
This Delta deal was found by Cheapflights users on 9/8. 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.
Tue 9/297:05 am -
2 stops17h 54m
Wed 10/215:29 pm -
2 stops15h 51m
Deal found 9/8![Delta logo]()
$772
This Delta deal was found by Cheapflights users on 9/8. 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.
Tue 9/296:00 am -
2 stops18h 15m
Tue 10/2010:12 am -
2 stops18h 33m
Deal found 9/8![Delta logo]()
$773
This Delta deal was found by Cheapflights users on 9/6. 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.
Tue 9/297:05 am -
1 stop15h 10m
Tue 10/2012:30 pm -
2 stops16h 15m
Deal found 9/6![Delta logo]()
$781
This Delta deal was found by Cheapflights users on 9/5. 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.
Tue 9/297:05 am -
1 stop15h 10m
Thu 10/291:23 pm -
2 stops17h 47m
Deal found 9/5![Delta logo]()
$781
This Delta deal was found by Cheapflights users on 9/6. 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.
Tue 9/292:00 pm -
2 stops16h 44m
Thu 10/2912:27 pm -
2 stops18h 43m
Deal found 9/6![Delta logo]()
$786
Last-minute flights from Bucharest to ChicagoDiscover last-minute flight deals from Bucharest to Chicago. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Bucharest to Chicago. Data last updated September 10, 2026 and is based on user searches.
This KLM deal was found by Cheapflights users on 9/8. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:05 am -
1 stop15h 10m
Sat 10/35:10 pm -
1 stop14h 40m
Deal found 9/8![Multiple Airlines logo]()
$761
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:05 am -
1 stop15h 10m
Tue 9/2910:29 am -
2 stops18h 16m
Deal found 9/9![Delta logo]()
$762
This KLM deal was found by Cheapflights users on 9/8. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:05 am -
1 stop15h 10m
Fri 10/24:15 pm -
1 stop15h 10m
Deal found 9/8![KLM logo]()
$767
This Delta deal was found by Cheapflights users on 9/8. 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.
Mon 9/287:05 am -
2 stops22h 32m
Wed 10/213:05 pm -
2 stops18h 15m
Deal found 9/8![Delta logo]()
$772
This KLM deal was found by Cheapflights users on 9/8. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/297:05 am -
1 stop15h 10m
Wed 10/285:25 pm -
1 stop15h 00m
Deal found 9/8![KLM logo]()
$766
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/292:00 pm -
2 stops16h 44m
Wed 10/2812:49 pm -
2 stops18h 21m
Deal found 9/9![Delta logo]()
$767
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:00 am -
1 stop17h 10m
Wed 10/2811:19 am -
2 stops19h 51m
Deal found 9/9![Delta logo]()
$768
This KLM deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/292:00 pm -
2 stops16h 44m
Wed 10/216:44 pm -
2 stops14h 36m
Deal found 9/9![KLM logo]()
$772
This Delta deal was found by Cheapflights users on 9/8. 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.
Tue 9/296:00 am -
2 stops18h 15m
Wed 10/2110:12 am -
2 stops18h 48m
Deal found 9/8![Delta logo]()
$778
This Delta deal was found by Cheapflights users on 9/5. 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.
Tue 10/136:00 am -
2 stops18h 47m
Fri 10/236:44 pm -
2 stops14h 56m
Deal found 9/5![Delta logo]()
$774
This Delta deal was found by Cheapflights users on 9/8. 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.
Thu 10/157:05 am -
2 stops18h 55m
Wed 10/2812:49 pm -
2 stops18h 21m
Deal found 9/8![Delta logo]()
$762
This United Airlines deal was found by Cheapflights users on 9/7. 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.
Thu 10/151:45 pm -
1 stop14h 10m
Wed 10/2810:50 pm -
1 stop12h 40m
Deal found 9/7![United Airlines logo]()
$771
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 September 10, 2026.
Search for one-way flight options from Bucharest to Chicago. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/244:30 am -
1 stop24h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Air Serbia logo]()
$460
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2210:00 pm -
3 stops46h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$514
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Sat 10/247:50 pm -
3 stops27h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$519
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/232:25 pm -
3 stops30h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$523
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Tue 9/158:20 pm -
3 stops48h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$527
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1710:55 am -
3 stops37h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$538
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:10 pm -
3 stops25h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$540
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/184:55 pm -
2 stops34h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$542
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Mon 9/289:30 am -
2 stops40h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$609
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2411:00 pm -
3 stops56h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$645
This Delta deal was found by Cheapflights users on 9/8. 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.
Thu 1/76:00 am -
2 stops20h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Delta logo]()
$771
This Delta deal was found by Cheapflights users on 9/8. 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.
Fri 1/85:55 am -
2 stops18h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Delta logo]()
$778
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 September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $761 (KLM) |
One-way from | $460 (Kiwi.com) |
Popular in | July |
Cheapest in | January |
Average price | $765 |
Good round-trip deal | $868 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 7,457,451 searches. Data last updated September 10, 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 Bucharest Otopeni Intl - ORD Chicago O'Hare Intl
OTPORD
Bucharest Otopeni Intl
Sat 10/24
4:30 am-9:15 pm
1 stop24h 45m
Chicago O'Hare Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$460
BucharestChicago
OTP Bucharest Otopeni Intl - ORD Chicago O'Hare Intl
OTPORD
Bucharest Otopeni Intl
Sat 10/24
10:05 pm-7:20 pm
3 stops29h 15m
Chicago O'Hare Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$519
BucharestChicago
OTP Bucharest Otopeni Intl - ORD Chicago O'Hare Intl
OTPORD
Bucharest Otopeni Intl
Wed 9/23
2:25 pm-12:40 pm
3 stops30h 15m
Chicago O'Hare Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$523
BucharestChicago
OTP Bucharest Otopeni Intl - ORD Chicago O'Hare Intl
OTPORD
Bucharest Otopeni Intl
Wed 9/16
7:10 pm-12:40 pm
3 stops25h 30m
Chicago O'Hare Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$540
Quickest round-trip
BucharestChicago
OTP Bucharest Otopeni Intl - ORD Chicago O'Hare Intl
OTPORD
Bucharest Otopeni Intl
Wed 1/6
7:40 am-5:20 pm
2 stops17h 40m
Chicago O'Hare Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$556
BucharestChicago
OTP Bucharest Otopeni Intl - ORD Chicago O'Hare Intl
OTPORD
Bucharest Otopeni Intl
Tue 9/22
6:20 pm-4:00 pm
2 stops29h 40m
Chicago O'Hare Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$579
BucharestChicago
OTP Bucharest Otopeni Intl - MDW Chicago Midway
OTPMDW
Bucharest Otopeni Intl
Mon 9/28
9:30 am-5:46 pm
2 stops40h 16m
Chicago Midway
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$609
BucharestChicago
OTP Bucharest Otopeni Intl - ORD Chicago O'Hare Intl
OTPORD
Bucharest Otopeni Intl
Thu 9/17
12:20 pm-4:00 pm
2 stops35h 40m
Chicago O'Hare Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$611
BucharestChicago
OTP Bucharest Otopeni Intl - ORD Chicago O'Hare Intl
OTPORD
Bucharest Otopeni Intl
Mon 9/14
6:40 pm-5:15 am
2 stops42h 35m
Chicago O'Hare Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$627
BucharestChicago
OTP Bucharest Otopeni Intl - MDW Chicago Midway
OTPMDW
Bucharest Otopeni Intl
Sat 10/24
11:00 pm-11:43 pm
3 stops56h 43m
Chicago Midway
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$652
Showing 1-10 of 32 resultsSorted by cheapest first
- 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-ORD
OTP-MDW
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-ORD
OTP-MDW
What is the cheapest month to book a flight from Bucharest to Chicago?
Currently, February is the cheapest month in which you can book a flight from Bucharest to Chicago (average of $658). Flying from Bucharest to Chicago in July is currently the most expensive (average of $931). 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?
Airfare is typical for this route at the moment.
Bucharest to Chicago flights typically cost between $740 and $885 in September.The cheapest round-trip price found within the last 5 days was $761 on Multiple Airlines (Sep 25-Oct 3).
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.
Warsaw (WAW) – 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 Munich (MUC) 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 September 10, 2026.
Get a feel of what it's like to fly with KLM,LOT, andTurkish Airlines 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.
Entertainment
7.2
Crew
8.4
Boarding
7.8
Food
7.3
Comfort
7.7
Overall
7.8
Reviews
1 / 20
8.0
ExcellentKushal,Sep 2026
QRO - ATL
Entertainment
7.2
Crew
8.4
Boarding
7.8
Food
7.3
Comfort
7.7
Overall
7.8
Reviews
1 / 20
8.0
ExcellentKushal,Sep 2026
QRO - ATL
Entertainment
7.2
Crew
8.4
Boarding
7.8
Food
7.3
Comfort
7.7
Overall
7.8
Reviews
1 / 20
8.0
ExcellentKushal,Sep 2026
QRO - ATL
Entertainment
7.2
Crew
8.4
Boarding
7.8
Food
7.3
Comfort
7.7
Overall
7.8
Reviews
1 / 20
8.0
ExcellentKushal,Sep 2026
QRO - ATL
Entertainment
7.2
Crew
8.4
Boarding
7.8
Food
7.3
Comfort
7.7
Overall
7.8
Reviews
1 / 20
8.0
ExcellentKushal,Sep 2026
QRO - ATL
Entertainment
7.2
Crew
8.4
Boarding
7.8
Food
7.3
Comfort
7.7
Overall
7.8
Reviews
1 / 20
8.0
ExcellentKushal,Sep 2026
QRO - 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
Merrillville
Lansing
Valparaiso
Hammond
Saint Joseph
Porter
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Alternative routes for Bucharest to Chicago
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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 September 10, 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 September 10, 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 September 10, 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 7,457,451 searches. Data last updated September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$426 | Average$862 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$608 | Average$746 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$649 | Average$821 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$657 | Average$869 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$660 | Average$821 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$672 | Average$872 | FlexibilityNo cancel fee | On-time81% |