$321+ Cheap flights from Chicago (CHI) to Bucharest (BUH)
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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BUH
Nov 23 — Nov 301
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Chicago to Bucharest 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 Chicago to Bucharest are usually found in March or January, booked 57 days in advance, depart on a Tuesday or Sunday and return on a Tuesday
Cheap flight deals from Chicago to Bucharest
Cheapest
Best
Last-minute
One-way
Cheapest flights from Chicago to BucharestExplore the most affordable flight options available from Chicago to Bucharest. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 24, 2026.
Explore the most affordable flight options available from Chicago to Bucharest. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 24, 2026.
This Air Serbia deal was found by Cheapflights users on 10/24. 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 Air Serbia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/55:30 pm -
1 stop25h 40m
Thu 2/184:30 am -
1 stop18h 15m
Deal found 10/24![Air Serbia logo]()
$623
This Air Serbia deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Serbia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/285:20 pm -
1 stop25h 50m
Thu 12/104:30 am -
1 stop18h 15m
Deal found 10/22![Air Serbia logo]()
$624
This Air Serbia deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Serbia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/285:20 pm -
1 stop13h 45m
Thu 12/104:05 pm -
1 stop30h 40m
Deal found 10/21![Air Serbia logo]()
$626
This Gotogate deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/411:45 am -
1 stop18h 30m
Sun 12/139:35 pm -
1 stop20h 25m
Deal found 10/19![Turkish Airlines logo]()
$629
This FlightHub deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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.
Tue 11/1011:45 am -
1 stop24h 30m
Tue 11/179:35 pm -
1 stop28h 45m
Deal found 10/23![Turkish Airlines logo]()
$638
This oojo deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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.
Tue 12/2911:45 am -
1 stop24h 30m
Wed 1/203:35 pm -
1 stop26h 25m
Deal found 10/23![Turkish Airlines logo]()
$642
This Air Serbia deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Serbia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/267:30 pm -
1 stop23h 40m
Thu 1/214:30 am -
1 stop18h 15m
Deal found 10/23![Air Serbia logo]()
$643
This deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/411:45 am -
1 stop16h 10m
Tue 12/810:00 am -
1 stop16h 20m
Deal found 10/19![Turkish Airlines logo]()
$646
This oojo deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/311:45 am -
1 stop18h 30m
Sat 12/193:35 pm -
1 stop26h 25m
Deal found 10/19![Turkish Airlines logo]()
$647
This Mytrip deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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.
Mon 12/711:45 am -
2 stops16h 45m
Mon 12/141:05 pm -
2 stops28h 55m
Deal found 10/23![Multiple Airlines logo]()
$776
This Mytrip deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:30 pm -
2 stops21h 40m
Wed 11/259:50 pm -
3 stops27h 30m
Deal found 10/20![Multiple Airlines logo]()
$825
This Mytrip deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2811:45 am -
2 stops16h 45m
Fri 12/111:05 pm -
2 stops28h 55m
Deal found 10/20![Multiple Airlines logo]()
$837
Best flights from Chicago to BucharestDiscover carefully curated flight deals from Chicago to Bucharest that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 24, 2026.
Discover carefully curated flight deals from Chicago to Bucharest that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 24, 2026.
This Turkish Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2911:45 am -
1 stop12h 55m
Mon 12/149:35 pm -
1 stop28h 45m
Deal found 10/20![Turkish Airlines logo]()
$649
This United Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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.
Mon 2/112:40 pm -
2 stops17h 15m
Fri 2/55:55 am -
1 stop17h 25m
Deal found 10/23![United Airlines logo]()
$727
This Mytrip deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:30 pm -
2 stops21h 40m
Wed 11/259:50 pm -
3 stops27h 30m
Deal found 10/20![Multiple Airlines logo]()
$825
This Turkish Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/411:45 am -
1 stop18h 30m
Sun 12/139:35 pm -
1 stop20h 25m
Deal found 10/19![Turkish Airlines logo]()
$649
This Turkish Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/229:15 pm -
1 stop28h 25m
Mon 4/59:40 pm -
1 stop19h 55m
Deal found 10/19![Turkish Airlines logo]()
$650
This Turkish Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/611:45 am -
1 stop12h 55m
Sun 12/133:35 pm -
1 stop34h 45m
Deal found 10/22![Turkish Airlines logo]()
$659
This Turkish Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2011:45 am -
1 stop24h 30m
Sat 3/612:45 pm -
1 stop30h 15m
Deal found 10/19![Turkish Airlines logo]()
$659
This Mytrip deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/66:30 pm -
3 stops20h 30m
Sun 1/1010:10 pm -
3 stops27h 10m
Deal found 10/21![Multiple Airlines logo]()
$890
This Mytrip deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:30 pm -
2 stops21h 40m
Wed 12/231:05 pm -
2 stops16h 15m
Deal found 10/20![Multiple Airlines logo]()
$926
This Turkish Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/111:45 am -
1 stop24h 30m
Fri 2/53:35 pm -
1 stop34h 45m
Deal found 10/23![Turkish Airlines logo]()
$699
This Turkish Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/18:15 pm -
1 stop28h 25m
Tue 1/199:35 pm -
1 stop28h 45m
Deal found 10/23![Turkish Airlines logo]()
$699
This Turkish Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/111:45 am -
1 stop12h 55m
Wed 1/2010:00 am -
1 stop32h 00m
Deal found 10/23![Turkish Airlines logo]()
$699
This Mytrip deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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.
Sun 12/138:10 pm -
2 stops19h 40m
Sun 12/2710:10 pm -
3 stops27h 10m
Deal found 10/23![Multiple Airlines logo]()
$1,035
This Mytrip deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/88:10 pm -
2 stops19h 40m
Fri 11/139:50 pm -
3 stops27h 30m
Deal found 10/20![Multiple Airlines logo]()
$1,061
This Mytrip deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/156:30 pm -
3 stops21h 20m
Sat 1/99:50 pm -
3 stops27h 30m
Deal found 10/21![Multiple Airlines logo]()
$1,082
This Mytrip deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:30 pm -
2 stops21h 40m
Sat 11/141:05 pm -
2 stops24h 10m
Deal found 10/20![Multiple Airlines logo]()
$1,145
This Booking.com deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/257:30 pm -
3 stops18h 45m
Thu 4/85:15 am -
3 stops21h 00m
Deal found 10/22![Multiple Airlines logo]()
$1,212
This Mytrip deal was found by Cheapflights users on 10/24. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/146:30 pm -
2 stops21h 40m
Mon 12/281:50 pm -
1 stop14h 05m
Deal found 10/24![Multiple Airlines logo]()
$1,318
Last-minute flights from Chicago to BucharestDiscover last-minute flight deals from Chicago to Bucharest. Data last updated October 24, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Bucharest. Data last updated October 24, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:10 pm -
2 stops18h 05m
Fri 11/139:50 pm -
2 stops26h 55m
Deal found 10/20![Multiple Airlines logo]()
$1,022
This Mytrip deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:30 pm -
2 stops21h 40m
Sat 11/145:50 pm -
3 stops29h 40m
Deal found 10/20![Multiple Airlines logo]()
$1,084
This FlightHub deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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.
Tue 11/1011:45 am -
1 stop24h 30m
Tue 11/179:35 pm -
1 stop28h 45m
Deal found 10/23![Turkish Airlines logo]()
$638
This CheapOair deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/118:15 pm -
1 stop16h 00m
Wed 11/253:35 pm -
1 stop26h 25m
Deal found 10/20![Turkish Airlines logo]()
$670
This Mytrip deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:30 pm -
2 stops21h 40m
Wed 11/259:50 pm -
3 stops27h 30m
Deal found 10/20![Multiple Airlines logo]()
$825
This FlightHub deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/148:15 pm -
1 stop16h 00m
Wed 11/189:35 pm -
1 stop20h 25m
Deal found 10/20![Turkish Airlines logo]()
$659
This oojo deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/238:15 pm -
1 stop28h 25m
Mon 12/710:00 am -
1 stop32h 00m
Deal found 10/22![Turkish Airlines logo]()
$662
This FlightHub deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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.
Tue 11/248:15 pm -
1 stop28h 25m
Tue 12/810:00 am -
1 stop16h 20m
Deal found 10/23![Turkish Airlines logo]()
$660
This Air Serbia deal was found by Cheapflights users on 10/24. 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 Air Serbia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/285:20 pm -
1 stop25h 50m
Thu 12/104:30 am -
1 stop18h 15m
Deal found 10/24![Air Serbia logo]()
$623
This Air Serbia deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Serbia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/285:20 pm -
1 stop13h 45m
Thu 12/104:05 pm -
1 stop30h 40m
Deal found 10/21![Air Serbia logo]()
$626
This Mytrip deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2811:45 am -
2 stops16h 45m
Fri 12/111:05 pm -
2 stops28h 55m
Deal found 10/20![Multiple Airlines logo]()
$837
This oojo deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2911:45 am -
1 stop12h 55m
Mon 12/149:35 pm -
1 stop28h 45m
Deal found 10/22![Turkish Airlines logo]()
$647
One-way flights from Chicago to BucharestSearch for one-way flight options from Chicago to Bucharest. Find affordable one-way fares based on user searches. Data last updated October 24, 2026.
Search for one-way flight options from Chicago to Bucharest. Find affordable one-way fares based on user searches. Data last updated October 24, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/35:10 pm -
1 stop22h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![British Airways logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:30 pm -
3 stops46h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:00 pm -
3 stops43h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:30 pm -
2 stops21h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$376
This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:00 pm -
3 stops35h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$392
This Kiwi.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:00 pm -
2 stops22h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$407
This Mytrip deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:50 pm -
1 stop13h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![SWISS logo]()
$464
This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/215:20 pm -
2 stops37h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$469
This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/215:20 pm -
2 stops35h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$504
Find flight deals from Chicago to Bucharest
Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Bucharest (BUH). 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 October 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $623 (Air Serbia) |
One-way from | $321 (Cheapflightsfares) |
Popular in | December |
Cheapest in | March |
Average price | $749 |
Good round-trip deal | $932 or less |
Good one-way deal | $478 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Chicago to Bucharest that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 24, 2026.
Use the filters below to find and compare flights from Chicago to Bucharest that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoBucharest
ORD Chicago O'Hare Intl - OTP Bucharest Otopeni Intl
ORDOTP
Chicago O'Hare Intl
Wed 2/3
5:10 pm-12:05 am
1 stop22h 55m
Bucharest Otopeni Intl
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$321
Quickest round-trip
ChicagoBucharest
ORD Chicago O'Hare Intl - OTP Bucharest Otopeni Intl
ORDOTP
Chicago O'Hare Intl
Tue 2/9
9:50 pm-12:05 am
1 stop18h 15m
Bucharest Otopeni Intl
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$321
ChicagoBucharest
ORD Chicago O'Hare Intl - BBU Bucharest Baneasa
ORDBBU
Chicago O'Hare Intl
Mon 11/9
6:30 pm-12:10 am
2 stops21h 40m
Bucharest Baneasa
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$376
ChicagoBucharest
ORD Chicago O'Hare Intl - BBU Bucharest Baneasa
ORDBBU
Chicago O'Hare Intl
Sat 11/21
5:20 pm-1:15 pm
2 stops35h 55m
Bucharest Baneasa
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$504
ChicagoBucharest
ORD Chicago O'Hare Intl - BBU Bucharest Baneasa
ORDBBU
Chicago O'Hare Intl
Wed 11/18
7:00 pm-9:15 pm
2 stops42h 15m
Bucharest Baneasa
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$546
ChicagoBucharest
ORD Chicago O'Hare Intl - OTP Bucharest Otopeni Intl
ORDOTP
Chicago O'Hare Intl
Sun 11/29
11:45 am-8:40 am
1 stop12h 55m
Bucharest Otopeni Intl
Mon 12/14
9:35 pm-6:20 pm
1 stop28h 45m
$649
ChicagoBucharest
ORD Chicago O'Hare Intl - OTP Bucharest Otopeni Intl
ORDOTP
Chicago O'Hare Intl
Fri 12/4
11:45 am-2:15 pm
1 stop18h 30m
Bucharest Otopeni Intl
Sun 12/13
9:35 pm-10:00 am
1 stop20h 25m
$649
ChicagoBucharest
ORD Chicago O'Hare Intl - OTP Bucharest Otopeni Intl
ORDOTP
Chicago O'Hare Intl
Mon 3/22
9:15 pm-8:40 am
1 stop28h 25m
Bucharest Otopeni Intl
Mon 4/5
9:40 pm-9:35 am
1 stop19h 55m
$650
ChicagoBucharest
ORD Chicago O'Hare Intl - OTP Bucharest Otopeni Intl
ORDOTP
Chicago O'Hare Intl
Sun 12/6
11:45 am-8:40 am
1 stop12h 55m
Bucharest Otopeni Intl
Sun 12/13
3:35 pm-6:20 pm
1 stop34h 45m
$659
ChicagoBucharest
ORD Chicago O'Hare Intl - OTP Bucharest Otopeni Intl
ORDOTP
Chicago O'Hare Intl
Sat 2/20
11:45 am-8:15 pm
1 stop24h 30m
Bucharest Otopeni Intl
Sat 3/6
12:45 pm-11:00 am
1 stop30h 15m
$659
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Chicago to Bucharest
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 Chicago to Bucharest in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Chicago-Bucharest flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Bucharest flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Bucharest flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago-Bucharest 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 Chicago-Bucharest 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 Chicago to Bucharest
Have a flexible travel schedule? Discover the best time to fly to Bucharest from Chicago with our price prediction graph.
CHI-BUH
ORD-OTP
ORD-BBU
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 Bucharest
CHI-BUH
ORD-OTP
ORD-BBU
What is the cheapest month to book a flight from Chicago to Bucharest?
Currently, November is the cheapest month in which you can book a flight from Chicago to Bucharest (average of $563). Flying from Chicago to Bucharest in May is currently the most expensive (average of $1,103). 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 Chicago to Bucharest?
Airfare is typical for this route at the moment.
Chicago to Bucharest flights typically cost between $588 and $780 in December.The cheapest round-trip price found within the last 5 days was $623 on Air Serbia (Dec 5-Feb 18).
What’s the top layover airport for flights from Chicago to Bucharest?
Share of 1-stop round-trip flights from Chicago to Bucharest chosen by Cheapflights users in the past 12 months, using the same layover each way.
Frankfurt am Main (FRA) – chosen by Cheapflights users on 33% of 1-stop itineraries from Chicago to Bucharest on Cheapflights.
What’s the cheapest layover airport for flights from Chicago to Bucharest?
Average round-trip fare for 1-stop flights from Chicago to Bucharest, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Vienna (VIE) is the most affordable 1-stop option, with an average round-trip price of $482.
What’s the fastest layover option from Chicago to Bucharest?
Shortest average travel time for 1-stop one-way flights from Chicago to Bucharest, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Vienna (VIE) have the shortest average one-way travel time for 1-stop routes: 12h 10m.
Which airport typically offers the quickest layover for flights from Chicago to Bucharest?
Average layover duration for 1-stop one-way flights from Chicago to Bucharest, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Munich (MUC) offer the fastest connection on this route, with an average layover time of 1h 55m.
How far ahead should I book a flight from Chicago to Bucharest?
To ensure you get the cheapest price possible for a flight from Chicago to Bucharest, you should look to book at least 12 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Reviews of airlines servicing Bucharest
Get insights into the airlines that provide service to Bucharest. 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 Bucharest. Reviews last updated October 24, 2026.
See what other customers who have flown with LOT,Turkish Airlines, andUnited Airlines from Chicago to Bucharest have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.6
Entertainment
6.9
Crew
8.2
Comfort
7.5
Overall
7.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentRami,Sep 2025
LAX - WAW
Boarding
7.6
Entertainment
6.9
Crew
8.2
Comfort
7.5
Overall
7.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentRami,Sep 2025
LAX - WAW
Boarding
7.6
Entertainment
6.9
Crew
8.2
Comfort
7.5
Overall
7.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentRami,Sep 2025
LAX - WAW
Boarding
7.6
Entertainment
6.9
Crew
8.2
Comfort
7.5
Overall
7.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentRami,Sep 2025
LAX - WAW
Boarding
7.6
Entertainment
6.9
Crew
8.2
Comfort
7.5
Overall
7.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentRami,Sep 2025
LAX - WAW
Related info for your journey
Find useful and relevant information for your journey from Chicago to Bucharest. 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 Bucharest?
Book flights to Bucharest if you plan to visit one of these locationsOtopeni
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.
Alternative routes
Bucharest flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Chicago
Popular flights
Alternative routes for Chicago to Bucharest
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Bucharest
Explore flights to Bucharest departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 24, 2026.
Complete your trip
Complete your trip to Bucharest by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Chicago to Bucharest by cabin class
Find flights from Chicago to Bucharest, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Chicago and Bucharest flights
Browse other Chicago and Bucharest flight options. Last updated on October 24, 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 October 24, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 10 airlines flying from Chicago to Bucharest
Discover the top 10 airlines that operate flights from Chicago to Bucharest. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$300 | Average$1,003 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$418 | Average$960 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$503 | Average$606 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$510 | Average$967 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$543 | Average$946 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$561 | Average$913 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$569 | Average$1,053 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$575 | Average$1,039 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$582 | Average$746 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$688 | Average$1,010 | FlexibilityNo cancel fee | On-time71% |