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$220+ Cheap flights from O'Hare Intl (ORD) to Bucharest (BUH)

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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BUH
mar. 12 — mar. 191
jue. 3/12
jue. 3/19
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago O'Hare Intl to Bucharest are usually found in February or January, booked 10 days in advance, depart on a Monday or Saturday and return on a Tuesday

Cheap flight deals from O'Hare Intl to Bucharest

Cheapest flights from O'Hare Intl to Bucharest
Explore the most affordable flight options available from O'Hare Intl to Bucharest. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 10, 2026.

This CrystalTravel deal was found by Cheapflights users on 2/9. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/129:40 pm
ORD
-
OTP
1 stop12h 55m
Lufthansa
mié. 8/261:45 pm
OTP
-
ORD
1 stop14h 10m
Lufthansa
Deal found 2/9$498
This Mytrip deal was found by Cheapflights users on 2/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/123:45 pm
ORD
-
OTP
2 stops16h 35m
Multiple Airlines
mié. 8/261:45 pm
OTP
-
ORD
1 stop14h 10m
Multiple Airlines
Deal found 2/9$506
This United Airlines deal was found by Cheapflights users on 2/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/33:35 pm
ORD
-
OTP
1 stop19h 00m
United Airlines
mié. 8/261:45 pm
OTP
-
ORD
1 stop14h 10m
United Airlines
Deal found 2/9$512
This FlightHub deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/311:25 am
ORD
-
OTP
1 stop19h 10m
Turkish Airlines
sáb. 9/121:25 pm
OTP
-
ORD
1 stop16h 40m
Turkish Airlines
Deal found 2/8$514
This FlightHub deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/18:10 pm
ORD
-
OTP
1 stop31h 55m
Turkish Airlines
dom. 10/189:35 pm
OTP
-
ORD
1 stop32h 30m
Turkish Airlines
Deal found 2/7$518
This Kiwi.com deal was found by Cheapflights users on 2/6. 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.
lun. 3/910:50 pm
ORD
-
OTP
1 stop12h 45m
Lufthansa
jue. 3/192:45 pm
OTP
-
ORD
1 stop13h 20m
Lufthansa
Deal found 2/6$521
This CrystalTravel deal was found by Cheapflights users on 2/6. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/63:35 pm
ORD
-
OTP
1 stop12h 25m
Multiple Airlines
jue. 8/206:20 am
OTP
-
ORD
1 stop14h 15m
Multiple Airlines
Deal found 2/6$522
This Kiwi.com deal was found by Cheapflights users on 2/7. 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.
dom. 2/159:50 pm
ORD
-
OTP
1 stop12h 45m
Lufthansa
mar. 3/35:55 am
OTP
-
ORD
1 stop15h 30m
Lufthansa
Deal found 2/7$523
This Kiwi.com deal was found by Cheapflights users on 2/8. 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.
lun. 3/29:50 pm
ORD
-
OTP
1 stop12h 45m
Lufthansa
lun. 3/161:05 pm
OTP
-
ORD
1 stop13h 20m
Lufthansa
Deal found 2/8$525
This CrystalTravel deal was found by Cheapflights users on 2/9. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/93:35 pm
ORD
-
OTP
1 stop12h 25m
Multiple Airlines
dom. 8/236:20 am
OTP
-
ORD
1 stop14h 15m
Multiple Airlines
Deal found 2/9$526
This FlightHub deal was found by Cheapflights users on 2/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/311:50 am
ORD
-
OTP
1 stop13h 00m
Turkish Airlines
mar. 3/173:30 pm
OTP
-
ORD
1 stop34h 55m
Turkish Airlines
Deal found 2/9$527

Find flight deals from O'Hare Intl to Bucharest

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) 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 febrero 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$512
(United Airlines)

One-way from

$220
(oojo)

Popular in

May

Cheapest in

February

Average price

$489

Good round-trip deal

$812 or less

Good one-way deal

$419 or less
Provider with most accurate pricing for Chicago O'Hare Intl-Bucharest (BUH) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Bucharest (BUH) flights.
Search Deals
From Chicago O'Hare Intl to Bucharest (BUH)
Search Deals
One-way flight from Chicago O'Hare Intl to Bucharest (BUH)
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($194 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Chicago O'Hare Intl to Bucharest (BUH).
Search Deals
Price to beat on a one-way flight from Chicago O'Hare Intl to Bucharest (BUH).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl 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 2,558,603 searches. Data last updated febrero 10, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Bucharest that are best for you.

Fly from

O'Hare Intl

Fly to

Bucharest

Route

Depart

Return

Price

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

lun. 4/20

9:50 pm-5:45 pm

1 stop11h 55m

Bucharest Otopeni Intl

mar. 5/5

2:35 pm-7:50 pm

1 stop13h 15m

$549

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

dom. 4/12

2:00 pm-12:00 pm

2 stops14h 00m

Bucharest Otopeni Intl

dom. 5/10

6:05 am-12:55 pm

1 stop14h 50m

$562

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

sáb. 4/18

5:10 pm-3:50 pm

1 stop14h 40m

Bucharest Otopeni Intl

mié. 5/6

8:35 am-2:30 pm

1 stop13h 55m

$564

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

mié. 4/1

9:40 pm-1:10 am

1 stop19h 30m

Bucharest Otopeni Intl

vie. 4/17

6:05 am-12:55 pm

1 stop14h 50m

$565

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

sáb. 4/18

11:25 am-8:10 am

1 stop12h 45m

Bucharest Otopeni Intl

jue. 5/7

9:30 am-6:15 pm

1 stop16h 45m

$566

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

dom. 4/19

9:40 pm-6:35 pm

1 stop12h 55m

Bucharest Otopeni Intl

jue. 5/7

6:05 am-2:53 pm

2 stops16h 48m

$569

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

lun. 4/20

9:40 pm-6:35 pm

1 stop12h 55m

Bucharest Otopeni Intl

mié. 5/6

6:05 am-2:53 pm

2 stops16h 48m

$569

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

dom. 4/19

9:40 pm-6:35 pm

1 stop12h 55m

Bucharest Otopeni Intl

mar. 5/5

6:05 am-2:53 pm

2 stops16h 48m

$569

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

lun. 4/20

9:40 pm-6:35 pm

1 stop12h 55m

Bucharest Otopeni Intl

mar. 5/5

6:05 am-2:53 pm

2 stops16h 48m

$569

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

lun. 4/20

9:40 pm-6:35 pm

1 stop12h 55m

Bucharest Otopeni Intl

jue. 5/7

6:05 am-2:53 pm

2 stops16h 48m

$569

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

Showing 1-10 of 17 results
1
2

Compare providers for flights from O'Hare Intl 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 O'Hare Intl to Bucharest in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars

*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 Chicago O'Hare Intl Airport-Bucharest flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Bucharest flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Bucharest flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-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 O'Hare Intl Airport-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 O'Hare Intl to Bucharest

Have a flexible travel schedule? Discover the best time to fly to Bucharest from O'Hare Intl 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.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Bucharest

How far ahead should I book a flight from Chicago O'Hare Intl Airport to Bucharest?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Bucharest. Price data was last updated on February 6, 2026.

Booking 10 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago O'Hare Intl Airport to Bucharest. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Bucharest?

Currently, April is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Bucharest (average of $329). Flying from Chicago O'Hare Intl Airport to Bucharest in June is currently the most expensive (average of $759). 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 O'Hare Intl Airport to Bucharest?

What’s the top layover airport for flights from Chicago O'Hare Intl Airport to Bucharest?

Share of 1-stop round-trip flights from Chicago O'Hare Intl Airport to Bucharest chosen by Cheapflights users in the past 12 months, using the same layover each way.

Amsterdam (AMS) – chosen by Cheapflights users on 69% of 1-stop itineraries from Chicago O'Hare Intl Airport to Bucharest on Cheapflights.

What’s the cheapest layover airport for flights from Chicago O'Hare Intl Airport to Bucharest?

Average round-trip fare for 1-stop flights from Chicago O'Hare Intl Airport to Bucharest, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Amsterdam (AMS) is the most affordable 1-stop option, with an average round-trip price of $657.

What’s the fastest layover option from Chicago O'Hare Intl Airport to Bucharest?

Shortest average travel time for 1-stop one-way flights from Chicago O'Hare Intl Airport to Bucharest, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Amsterdam (AMS) have the shortest average one-way travel time for 1-stop routes: 12h 28m.

Which airport typically offers the quickest layover for flights from Chicago O'Hare Intl Airport to Bucharest?

Average layover duration for 1-stop one-way flights from Chicago O'Hare Intl Airport to Bucharest, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Amsterdam (AMS) offer the fastest connection on this route, with an average layover time of 2h 06m.

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 febrero 10, 2026.
Peruse reviews from past customers who have flown with LOT, Turkish Airlines, and Scandinavian Airlines from Chicago O'Hare Intl Airport to Bucharest to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
LOT
7.5
Good
1,179 reviews

Comfort

7.4

Crew

8.2

Food

7.1

Entertainment

6.9

Boarding

7.5

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Rami,Sep 2025

LAX - WAW

The second leg. Very tight seats No WiFi on both flights
LOT
7.5
Good
1,179 reviews
LOT
7.5
Good
1,179 reviews

Comfort

7.4

Crew

8.2

Food

7.1

Entertainment

6.9

Boarding

7.5

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Rami,Sep 2025

LAX - WAW

The second leg. Very tight seats No WiFi on both flights
Turkish Airlines
7.3
Good
4,213 reviews
LOT
7.5
Good
1,179 reviews

Comfort

7.4

Crew

8.2

Food

7.1

Entertainment

6.9

Boarding

7.5

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Rami,Sep 2025

LAX - WAW

The second leg. Very tight seats No WiFi on both flights
Scandinavian Airlines
7.3
Good
1,679 reviews
LOT
7.5
Good
1,179 reviews

Comfort

7.4

Crew

8.2

Food

7.1

Entertainment

6.9

Boarding

7.5

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Rami,Sep 2025

LAX - WAW

The second leg. Very tight seats No WiFi on both flights
Lufthansa
6.8
Okay
7,777 reviews
LOT
7.5
Good
1,179 reviews

Comfort

7.4

Crew

8.2

Food

7.1

Entertainment

6.9

Boarding

7.5

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Rami,Sep 2025

LAX - WAW

The second leg. Very tight seats No WiFi on both flights
British Airways
6.7
Okay
7,724 reviews
LOT
7.5
Good
1,179 reviews

Comfort

7.4

Crew

8.2

Food

7.1

Entertainment

6.9

Boarding

7.5

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Rami,Sep 2025

LAX - WAW

The second leg. Very tight seats No WiFi on both flights

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Bucharest. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Chicago O'Hare Intl Airport to Bucharest?

    A quick flight from Chicago O'Hare Intl Airport to Bucharest can take about 11h 55m. LOT provides one of the quickest options available for as low as $549. Airlines will cover a distance of 5198 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Bucharest round-trip?

    According to our current data, Scandinavian Airlines ($326), Turkish Airlines ($503), and Austrian Airlines ($517) offers the cheapest pricing from Chicago O'Hare Intl Airport to Bucharest. Scandinavian Airlines is priced at 54% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Bucharest one-way?

    To fly one-way, consider booking your trip with Austrian Airlines, which is currently one of the cheapest options available, starting at $251. KLM flights start at $270 while deals on Lufthansa start at $280 one-way.

  • What are the cheapest flights from Chicago O'Hare Intl Airport to Bucharest?

    While on average a flight from Chicago O'Hare Intl Airport to Bucharest is generally $1,367, our data shows the cheapest flight currently is $419. When looking at the most popular route, (Chicago O'Hare Intl - Bucharest Otopeni Intl), you can expect to pay $498 for that flight.

  • Can I find deals for flights from O'Hare Intl to Bucharest that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Bucharest flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Bucharest?

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

  • Can I find deals for business class flights from O'Hare Intl to Bucharest?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Bucharest 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 Chicago O'Hare Intl Airport to Bucharest?

    Currently, April is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Bucharest (average of $329). Flying from Chicago O'Hare Intl Airport to Bucharest in June is currently the most expensive (average of $759). 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
Otopeni

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Top 10 airlines flying from O'Hare Intl to Bucharest

Discover the top 10 airlines that operate flights from O'Hare Intl 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 2,558,603 searches. Data last updated febrero 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$326Average$579FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$503Average$594FlexibilityNo cancel feeOn-time77%
Austrian AirlinesCheapest$517Average$732FlexibilityNo cancel feeOn-time78%
KLMCheapest$541Average$887FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$553Average$803FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$566Average$829FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$569Average$749FlexibilityNo cancel feeOn-time77%
DeltaCheapest$575Average$992FlexibilityNo cancel feeOn-timeN/A
LOTCheapest$576Average$901FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$578Average$895FlexibilityNo cancel feeOn-time69%

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