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Cheap flights from Bucharest to Chicago from $375

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bucharest to Chicago departing on 6/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Bucharest to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
9:35 pm - 9:40 am
OTP
-
ORD
20h 05m
1 stop
Turkish Airlines Logo
11:25 am - 8:10 am
ORD
-
OTP
12h 45m
1 stop
$679Turkish Airlines
Sat, Apr 25 - Fri, Sep 11
Turkish Airlines Logo
3:55 pm - 9:40 am
OTP
-
ORD
25h 45m
1 stop
Turkish Airlines Logo
11:25 am - 8:10 am
ORD
-
OTP
12h 45m
1 stop
$687Turkish Airlines
Wed, Apr 22 - Fri, Apr 24
Multiple Airlines Logo
2:35 pm - 6:15 pm
OTP
-
ORD
35h 40m
3 stops
Multiple Airlines Logo
7:25 pm - 12:35 am
ORD
-
OTP
21h 10m
2 stops
$690Multiple Airlines
Fri, Apr 24 - Tue, Apr 28
Turkish Airlines Logo
3:55 pm - 9:40 am
OTP
-
ORD
25h 45m
1 stop
Turkish Airlines Logo
11:25 am - 2:35 pm
ORD
-
OTP
19h 10m
1 stop
$693Turkish Airlines
Fri, Apr 24 - Tue, Apr 28
Turkish Airlines Logo
12:55 pm - 9:40 am
OTP
-
ORD
28h 45m
1 stop
Turkish Airlines Logo
11:25 am - 2:35 pm
ORD
-
OTP
19h 10m
1 stop
$694Turkish Airlines
Thu, Apr 23 - Mon, Apr 27
Turkish Airlines Logo
3:55 pm - 9:40 am
OTP
-
ORD
25h 45m
1 stop
Turkish Airlines Logo
11:25 am - 8:10 am
ORD
-
OTP
12h 45m
1 stop
$695Turkish Airlines
Fri, Apr 24 - Tue, Apr 28
Turkish Airlines Logo
3:55 pm - 9:40 am
OTP
-
ORD
25h 45m
1 stop
Turkish Airlines Logo
11:25 am - 8:10 am
ORD
-
OTP
12h 45m
1 stop
$697Turkish Airlines
Sun, Jun 14 - Thu, Jun 25
Turkish Airlines Logo
3:55 pm - 9:40 am
OTP
-
ORD
25h 45m
1 stop
Turkish Airlines Logo
8:10 pm - 8:10 am
ORD
-
OTP
28h 00m
1 stop
$698Turkish Airlines
Thu, Apr 23 - Mon, Apr 27
Turkish Airlines Logo
9:35 pm - 9:40 am
OTP
-
ORD
20h 05m
1 stop
Turkish Airlines Logo
11:25 am - 8:10 am
ORD
-
OTP
12h 45m
1 stop
$701Turkish Airlines
Fri, Apr 24 - Tue, Sep 29
LOT Logo
5:35 am - 3:10 pm
OTP
-
ORD
17h 35m
1 stop
LOT Logo
9:50 pm - 5:45 pm
ORD
-
OTP
11h 55m
1 stop
$707LOT
Tue, Sep 1 - Fri, Sep 11

LOT flights from Bucharest to Chicago O'Hare Intl Airport

Our best LOT deals on Bucharest to Chicago O'Hare Intl Airport flight tickets
LOT
Sep 1
OTP5:35 amBucharest Otopeni Intl
17h 35m
1 stop
ORD3:10 pmChicago O'Hare Intl
Sep 11
ORD9:50 pmChicago O'Hare Intl
11h 55m
1 stop
OTP5:45 pmBucharest Otopeni Intl
$707
LOT
Aug 31
OTP2:35 pmBucharest Otopeni Intl
32h 35m
1 stop
ORD3:10 pmChicago O'Hare Intl
Sep 27
ORD9:50 pmChicago O'Hare Intl
11h 55m
1 stop
OTP5:45 pmBucharest Otopeni Intl
$715
LOT
Sep 9
OTP2:35 pmBucharest Otopeni Intl
13h 15m
1 stop
ORD7:50 pmChicago O'Hare Intl
Oct 6
ORD9:50 pmChicago O'Hare Intl
20h 00m
1 stop
OTP1:50 amBucharest Otopeni Intl
$724

British Airways flights from Bucharest to Chicago O'Hare Intl Airport

Our best British Airways deals on Bucharest to Chicago O'Hare Intl Airport flight tickets
British Airways
May 25
OTP8:15 amBucharest Otopeni Intl
18h 00m
1 stop
ORD6:15 pmChicago O'Hare Intl
Jun 6
ORD5:00 pmChicago O'Hare Intl
13h 00m
1 stop
OTP2:00 pmBucharest Otopeni Intl
$712
British Airways
May 28
OTP8:15 amBucharest Otopeni Intl
15h 40m
1 stop
ORD3:55 pmChicago O'Hare Intl
Jun 2
ORD5:00 pmChicago O'Hare Intl
14h 25m
1 stop
OTP3:25 pmBucharest Otopeni Intl
$755
British Airways
May 28
OTP8:15 amBucharest Otopeni Intl
15h 40m
1 stop
ORD3:55 pmChicago O'Hare Intl
May 31
ORD5:00 pmChicago O'Hare Intl
13h 05m
1 stop
OTP2:05 pmBucharest Otopeni Intl
$767

momondo Fare Finder

 
Customize your flight search to find flights from Bucharest to Chicago O'Hare Intl Airport 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, momondo users made 832,500 searches. Data last updated April 9, 2026.
Use the filters below to find and compare flights from Bucharest to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Sat 4/25

9:35 pm-9:40 am

1 stop20h 05m

Chicago O'Hare Intl

Fri 9/11

11:25 am-8:10 am

1 stop12h 45m

$679

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Wed 4/22

3:55 pm-9:40 am

1 stop25h 45m

Chicago O'Hare Intl

Fri 4/24

11:25 am-8:10 am

1 stop12h 45m

$687

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Fri 4/24

2:35 pm-6:15 pm

3 stops35h 40m

Chicago O'Hare Intl

Tue 4/28

7:25 pm-12:35 am

2 stops21h 10m

$690

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Fri 4/24

3:55 pm-9:40 am

1 stop25h 45m

Chicago O'Hare Intl

Tue 4/28

11:25 am-2:35 pm

1 stop19h 10m

$693

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Thu 4/23

12:55 pm-9:40 am

1 stop28h 45m

Chicago O'Hare Intl

Mon 4/27

11:25 am-2:35 pm

1 stop19h 10m

$694

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Fri 4/24

3:55 pm-9:40 am

1 stop25h 45m

Chicago O'Hare Intl

Tue 4/28

11:25 am-8:10 am

1 stop12h 45m

$695

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Sun 6/14

3:55 pm-9:40 am

1 stop25h 45m

Chicago O'Hare Intl

Thu 6/25

11:25 am-8:10 am

1 stop12h 45m

$697

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Thu 4/23

3:55 pm-9:40 am

1 stop25h 45m

Chicago O'Hare Intl

Mon 4/27

8:10 pm-8:10 am

1 stop28h 00m

$698

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Fri 4/24

9:35 pm-9:40 am

1 stop20h 05m

Chicago O'Hare Intl

Tue 9/29

11:25 am-8:10 am

1 stop12h 45m

$701
Quickest round-trip

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Tue 9/1

5:35 am-3:10 pm

1 stop17h 35m

Chicago O'Hare Intl

Fri 9/11

9:50 pm-5:45 pm

1 stop11h 55m

$707

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Bucharest to Chicago O'Hare Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Bucharest and Chicago O'Hare Intl Airport?

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of February is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Bucharest averaging around $622.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Saturday when prices can be found for as low as $469. This is often the case because there is less demand to fly during this day of the week. On the other hand, Thursday is the most expensive day to depart from Bucharest because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $479.

What is the cheapest Bucharest to Chicago O'Hare Intl flight route?

Fly from Bucharest Otopeni Intl to Chicago O'Hare Intl for the best Bucharest - Chicago O'Hare Intl flight prices

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Bucharest when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $752 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Bucharest for as low as $611 on momondo.

What cabin class options are available on Bucharest to Chicago O'Hare Intl flights?

There are 2 cabin classes available to choose from on Bucharest to Chicago O'Hare Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Bucharest to Chicago O'Hare Intl Airport flights?

No. A direct flight is the cheapest option for a flight between Bucharest to Chicago O'Hare Intl Airport.

When to book flights from Bucharest to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Bucharest to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Bucharest to Chicago O'Hare Intl Airport (BUH to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bucharest to Chicago O'Hare Intl Airport

Fastest flight time

10h 50m

Direct flights

Mon and Fri
The fastest flight from Bucharest to Chicago O'Hare Intl Airport takes 10h 50m
Direct flights go from Bucharest to Chicago O'Hare Intl Airport on Monday and Friday. The only airline offering direct flights is HiSky.
Search flight deals

Frequently asked questions about flying from Bucharest to Chicago O'Hare Intl Airport

  • How far is Bucharest to Chicago O'Hare Intl by plane?

    There are 5205.0 mi between Bucharest and Chicago O'Hare Intl. By plane, this route typically takes 10h 50m.

  • When did momondo last update prices for flights from Bucharest to Chicago O'Hare Intl Airport?

    Prices for flights from Bucharest to Chicago O'Hare Intl Airport were last updated today.

  • How many operators does momondo search for flights from Bucharest to Chicago O'Hare Intl Airport?

  • How old do you have to be to fly from Bucharest to Chicago O'Hare Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bucharest to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The travel and health documents you'll need for your trip to Chicago O'Hare Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Bucharest to Chicago O'Hare Intl Airport?

  • What is the most popular airline from Bucharest to Chicago O'Hare Intl Airport?

Best airlines flying from Bucharest to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Bucharest to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $284Free CancellationRating
7.4
9,559 reviews
Search United Airlines flights
American AirlinesPriceFrom $595Free CancellationRating
7.1
11,562 reviews
Search American Airlines flights
LOTPriceFrom $602Free CancellationRating
7.5
1,188 reviews
Search LOT flights
British AirwaysPriceFrom $602Free CancellationRating
6.7
7,867 reviews
Search British Airways flights
LufthansaPriceFrom $603Free CancellationRating
6.8
7,901 reviews
Search Lufthansa flights
Turkish AirlinesPriceFrom $608Free CancellationRating
7.3
4,305 reviews
Search Turkish Airlines flights
KLMPriceFrom $612Free CancellationRating
7.7
1,493 reviews
Search KLM flights

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
Schaumburg
South Haven
Rockford
Merrillville
Gurnee
Rosemont
Naperville
New Buffalo
Orland Park
Oak Brook
Kenosha
Joliet
Janesville
Aurora
Racine
Hammond
Elgin
Tinley Park
South Holland

Why use momondo?

Why should I use momondo to find a flight deal from Bucharest to Chicago?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Bucharest to Chicago. momondo saves you time and could save you money on your trip.

Can I find flights from Bucharest to Chicago with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Chicago from Bucharest with this policy.

How can momondo help me find flights from Bucharest to Chicago?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chicago from Bucharest.

I’m not ready to book a flight from Bucharest to Chicago right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Chicago from Bucharest. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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