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$342+ 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 3/20. Fares are subject to change and may not be available on all flights or dates of travel.
BUH — CHI
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Bucharest to Chicago are usually found in March or April, booked 78 days in advance, depart on a Saturday or Tuesday and return on a Monday

Cheap 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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$579
(British Airways)

One-way from

$342
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$627
Provider with most accurate pricing for Bucharest (BUH)-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Bucharest (BUH)-Chicago (CHI) flights.
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From Bucharest (BUH) to Chicago (CHI)
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One-way flight from Bucharest (BUH) to Chicago (CHI)
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Highest demand for flights based on searches. 7% potential increase in price ($60 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Bucharest to Chicago

Cheapest flights from Bucharest to Chicago
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 February 20, 2025.

This Gotogate deal was found by Cheapflights users on 2/19. 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.
Sat 9/136:30 pmOTP - ORD
1 stop25h 50mLOT
Wed 10/19:40 pmORD - OTP
1 stop32h 10mLOT
Deal found 2/19$578
This British Airways deal was found by Cheapflights users on 2/20. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/38:05 amOTP - ORD
1 stop18h 40mBritish Airways
Mon 3/177:30 pmORD - OTP
1 stop13h 05mBritish Airways
Deal found 2/20$579
This American Airlines deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/38:05 amOTP - ORD
1 stop18h 40mAmerican Airlines
Mon 3/171:36 pmORD - OTP
2 stops18h 59mAmerican Airlines
Deal found 2/18$583
This KLM deal was found by Cheapflights users on 2/19. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/286:00 amOTP - ORD
1 stop16h 30mMultiple Airlines
Mon 3/106:20 pmORD - OTP
1 stop18h 50mMultiple Airlines
Deal found 2/19$622
This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/36:00 amOTP - MDW
2 stops19h 43mDelta
Mon 3/176:42 pmMDW - OTP
2 stops19h 38mDelta
Deal found 2/20$626
This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/36:00 amOTP - ORD
2 stops18h 13mDelta
Mon 3/1710:55 amORD - OTP
2 stops18h 45mDelta
Deal found 2/20$626
This Air France deal was found by Cheapflights users on 2/19. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/272:00 pmOTP - ORD
2 stops17h 49mKLM
Sun 3/95:25 pmORD - OTP
1 stop15h 00mKLM
Deal found 2/19$634
This United Airlines deal was found by Cheapflights users on 2/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/185:20 amOTP - ORD
2 stops20h 25mUnited Airlines
Wed 11/263:55 pmORD - OTP
1 stop13h 50mUnited Airlines
Deal found 2/19$643
This Air Canada deal was found by Cheapflights users on 2/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/216:30 amOTP - ORD
2 stops32h 27mAir Canada
Fri 4/412:59 pmORD - OTP
2 stops14h 56mAir Canada
Deal found 2/19$667
This Turkish Airlines deal was found by Cheapflights users on 2/19. 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 3/39:50 pmOTP - ORD
1 stop20h 20mTurkish Airlines
Wed 3/1212:55 pmORD - OTP
1 stop24h 35mTurkish Airlines
Deal found 2/19$682
This Lufthansa deal was found by Cheapflights users on 2/19. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/102:35 pmOTP - ORD
1 stop13h 30mLufthansa
Thu 11/209:25 pmORD - OTP
1 stop13h 05mLufthansa
Deal found 2/19$690
This Air France deal was found by Cheapflights users on 2/19. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/278:35 amOTP - MDW
2 stops17h 36mMultiple Airlines
Sun 3/96:42 pmMDW - OTP
2 stops14h 08mMultiple Airlines
Deal found 2/19$705

Find flights from Bucharest to Chicago within your budget

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 February 20, 2025.

Fly from

Bucharest

Fly to

Chicago

Route

Depart

Return

Price

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Mon 3/3

8:05 am-6:45 pm

1 stop18h 40m

Chicago O'Hare Intl

Mon 3/17

5:36 pm-3:35 pm

2 stops14h 59m

$579

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Wed 3/12

8:20 am-9:00 pm

1 stop19h 40m

Chicago O'Hare Intl

Fri 4/11

9:40 pm-5:45 pm

1 stop12h 05m

$581

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Wed 3/5

8:05 am-7:45 pm

2 stops19h 40m

Chicago O'Hare Intl

Fri 5/30

4:29 pm-7:05 pm

2 stops18h 36m

$593

BucharestChicago

OTP - MDW

OTPMDW

Bucharest Otopeni Intl

Mon 3/3

6:00 am-5:43 pm

2 stops19h 43m

Chicago Midway

Mon 3/17

6:42 pm-9:20 pm

2 stops19h 38m

$626

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Mon 3/3

6:00 am-4:13 pm

2 stops18h 13m

Chicago O'Hare Intl

Mon 3/17

10:55 am-12:40 pm

2 stops18h 45m

$626

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Wed 6/4

6:00 am-7:30 pm

2 stops21h 30m

Chicago O'Hare Intl

Thu 7/10

10:45 am-1:00 pm

2 stops18h 15m

$647

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Sat 4/12

4:05 pm-9:00 pm

1 stop12h 55m

Chicago O'Hare Intl

Sat 8/9

11:20 pm-3:20 pm

1 stop32h 00m

$648

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Thu 4/24

6:00 am-7:55 pm

1 stop21h 55m

Chicago O'Hare Intl

Mon 5/5

3:35 pm-6:35 pm

1 stop19h 00m

$663

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Sat 6/7

6:05 pm-2:10 pm

1 stop28h 05m

Chicago O'Hare Intl

Thu 7/10

4:20 pm-1:00 am

1 stop24h 40m

$668

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Wed 3/5

8:05 am-2:45 pm

1 stop14h 40m

Chicago O'Hare Intl

Fri 5/30

9:15 pm-11:50 pm

1 stop18h 35m

$701

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 28 results
1
2
3

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 February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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.

Travel insights for flights from Bucharest to Chicago

Get recent, data-driven insights about flights from Bucharest to Chicago including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Bucharest to Chicago?

Use this chart to determine the optimal time to book a round-trip flight from Bucharest to Chicago. Price data was last updated on February 14, 2025.

Booking 78 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.

What is the cheapest month to book a flight from Bucharest to Chicago?

Currently, August is the cheapest month in which you can book a flight from Bucharest to Chicago (average of $245). Flying from Bucharest to Chicago in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BUH to CHI?

Find hourly flight availability from Bucharest to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

A simple way to save on the total cost of your ticket is to fly from Bucharest to Chicago in the afternoon. If you’re flexible enough to do this you can expect to save up to 13% on your trip compared to booking a flight in the evening.

Rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago when rainfall is around 1.7 in.

Temperature in Chicago by month

Plan your trip to Chicago by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 February 20, 2025.
See what other customers who have flown with Emirates, Delta and KLM from Bucharest to Chicago have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very good
3,279 reviews

Entertainment

8.2

Boarding

8.1

Food

7.9

Comfort

8.0

Overall

8.1

Crew

8.3

Reviews

1 / 20

2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Emirates
8.1
Very good
3,279 reviews
Emirates
8.1
Very good
3,279 reviews

Entertainment

8.2

Boarding

8.1

Food

7.9

Comfort

8.0

Overall

8.1

Crew

8.3

Reviews

1 / 20

2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Delta
8.0
Very good
8,220 reviews
Emirates
8.1
Very good
3,279 reviews

Entertainment

8.2

Boarding

8.1

Food

7.9

Comfort

8.0

Overall

8.1

Crew

8.3

Reviews

1 / 20

2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

KLM
7.8
Good
1,333 reviews
Emirates
8.1
Very good
3,279 reviews

Entertainment

8.2

Boarding

8.1

Food

7.9

Comfort

8.0

Overall

8.1

Crew

8.3

Reviews

1 / 20

2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

LOT
7.6
Good
1,080 reviews
Emirates
8.1
Very good
3,279 reviews

Entertainment

8.2

Boarding

8.1

Food

7.9

Comfort

8.0

Overall

8.1

Crew

8.3

Reviews

1 / 20

2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Austrian Airlines
7.6
Good
773 reviews
Emirates
8.1
Very good
3,279 reviews

Entertainment

8.2

Boarding

8.1

Food

7.9

Comfort

8.0

Overall

8.1

Crew

8.3

Reviews

1 / 20

2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

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.

  • What are the cheapest airlines flying from Bucharest to Chicago round-trip?

    British Airways, at $579, was found to be the cheapest airline from Bucharest to Chicago.Alternate airlines to your destination round-trip include LOT and American Airlines. These flights start at 16% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Bucharest to Chicago one-way?

    The cheapest airline one-way is Air Serbia, with whom users have recently found tickets for as low as $344. However, be on the lookout for offers from Delta and SWISS, as they are both options that can get you from Bucharest to Chicago for a low price.

  • Can I find deals for flights from Bucharest to Chicago that include hotel bookings?

    Yes. In addition to deals on Bucharest to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Bucharest to Chicago?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bucharest to Chicago.

  • Can I find deals for business class flights from Bucharest to Chicago?

    Yes. Cheapflights offers flight deals from Bucharest to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Bucharest to Chicago?

    Currently, August is the cheapest month in which you can book a flight from Bucharest to Chicago (average of $245). Flying from Bucharest to Chicago in March is currently the most expensive (average of $321). 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.

See more FAQs

Traveling to a place near Bucharest?

Book flights to Bucharest if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Benton Harbor
Porter
Lansing
Valparaiso
Chesterton

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Alternative routes for Bucharest to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
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Cluj Napoca to St. Louis flights

Top 7 airlines flying from Bucharest to Chicago

Discover the top 7 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$548Average$642FlexibilityNo cancel feeOn-time71%
KLMCheapest$570Average$697FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$571Average$815FlexibilityNo cancel feeOn-time69%
Air FranceCheapest$581Average$654FlexibilityNo cancel feeOn-time77%
LOTCheapest$583Average$686FlexibilityNo cancel feeOn-time81%
LufthansaCheapest$592Average$844FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$627Average$719FlexibilityNo cancel feeOn-time70%
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