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Cheap flights from Bucharest to Chicago from $378

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 10/4. 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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Cheap round-trip flights

Scandinavian Airlines Logo
9:50 pm - 4:10 pmOTP-ORD
26h 20m1 stop
Scandinavian Airlines Logo
7:15 pm - 9:10 pmORD-OTP
17h 55m1 stop
$457Scandinavian Airlines
Find Deal
Fri, Aug 29 - Sun, Sep 14
Scandinavian Airlines Logo
9:50 pm - 4:10 pmOTP-ORD
26h 20m1 stop
Scandinavian Airlines Logo
7:15 pm - 9:10 pmORD-OTP
17h 55m1 stop
$461Scandinavian Airlines
Find Deal
Fri, Aug 29 - Sun, Sep 14
Scandinavian Airlines Logo
9:50 pm - 4:10 pmOTP-ORD
26h 20m1 stop
Scandinavian Airlines Logo
7:15 pm - 9:10 pmORD-OTP
17h 55m1 stop
$463Scandinavian Airlines
Find Deal
Fri, Aug 29 - Sun, Sep 14
Scandinavian Airlines Logo
1:00 pm - 4:45 pmOTP-ORD
35h 45m1 stop
Scandinavian Airlines Logo
7:20 pm - 12:10 pmORD-OTP
32h 50m1 stop
$503Scandinavian Airlines
Find Deal
Wed, Dec 3 - Mon, Dec 15
Scandinavian Airlines Logo
9:50 pm - 4:10 pmOTP-ORD
26h 20m1 stop
Scandinavian Airlines Logo
7:15 pm - 9:10 pmORD-OTP
17h 55m1 stop
$508Scandinavian Airlines
Find Deal
Fri, Aug 29 - Sun, Sep 14
LOT Logo
5:30 am - 9:00 pmOTP-ORD
22h 30m1 stop
LOT Logo
9:55 pm - 11:15 pmORD-OTP
17h 20m1 stop
$618LOT
Find Deal
Wed, Oct 29 - Thu, Nov 6
United Airlines Logo
6:00 am - 11:00 amOTP-ORD
13h 00m1 stop
United Airlines Logo
4:20 pm - 12:25 pmORD-OTP
12h 05m1 stop
$632United Airlines
Find Deal
Thu, Oct 2 - Thu, Oct 9
SWISS Logo
4:10 pm - 12:10 pmOTP-ORD
28h 00m1 stop
SWISS Logo
7:05 pm - 1:05 amORD-OTP
22h 00m1 stop
$640SWISS
Find Deal
Fri, Aug 29 - Sun, Sep 14
United Airlines Logo
6:00 am - 7:55 pmOTP-ORD
21h 55m1 stop
United Airlines Logo
10:45 am - 1:05 pmORD-OTP
18h 20m2 stops
$655United Airlines
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Mon, Sep 15 - Mon, Sep 29
KLM Logo
1:45 pm - 2:10 pmOTP-ORD
32h 25m1 stop
KLM Logo
4:15 pm - 3:25 pmORD-OTP
15h 10m1 stop
$665KLM
Find Deal
Thu, Aug 28 - Fri, Sep 12

Scandinavian Airlines flights from Bucharest to Chicago O'Hare Intl Airport

Our best Scandinavian Airlines deals on Bucharest to Chicago O'Hare Intl Airport flight tickets
Scandinavian Airlines
Aug 29
OTP9:50 pmBucharest Otopeni Intl
26h 20m
1 stop
ORD4:10 pmChicago O'Hare Intl
Sep 14
ORD7:15 pmChicago O'Hare Intl
17h 55m
1 stop
OTP9:10 pmBucharest Otopeni Intl
$457
Find similar
Scandinavian Airlines
Aug 29
OTP9:50 pmBucharest Otopeni Intl
26h 20m
1 stop
ORD4:10 pmChicago O'Hare Intl
Sep 14
ORD7:15 pmChicago O'Hare Intl
17h 55m
1 stop
OTP9:10 pmBucharest Otopeni Intl
$461
Find similar
Scandinavian Airlines
Aug 29
OTP9:50 pmBucharest Otopeni Intl
26h 20m
1 stop
ORD4:10 pmChicago O'Hare Intl
Sep 14
ORD7:15 pmChicago O'Hare Intl
17h 55m
1 stop
OTP9:10 pmBucharest Otopeni Intl
$463
Find similar

Lufthansa flights from Bucharest to Chicago O'Hare Intl Airport

Our best Lufthansa deals on Bucharest to Chicago O'Hare Intl Airport flight tickets
Lufthansa
Sep 16
OTP6:00 amBucharest Otopeni Intl
16h 55m
1 stop
ORD2:55 pmChicago O'Hare Intl
Oct 5
ORD9:40 pmChicago O'Hare Intl
19h 20m
1 stop
OTP1:00 amBucharest Otopeni Intl
$652
Find similar
Lufthansa
Sep 19
OTP6:00 amBucharest Otopeni Intl
23h 32m
2 stops
ORD9:32 pmChicago O'Hare Intl
Oct 5
ORD9:40 pmChicago O'Hare Intl
19h 20m
1 stop
OTP1:00 amBucharest Otopeni Intl
$658
Find similar
Lufthansa
Sep 19
OTP6:00 amBucharest Otopeni Intl
23h 32m
2 stops
ORD9:32 pmChicago O'Hare Intl
Oct 2
ORD10:30 pmChicago O'Hare Intl
17h 10m
1 stop
OTP11:40 pmBucharest Otopeni Intl
$660
Find similar

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 July 31, 2025.
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

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Fri 8/29

9:50 pm-4:10 pm

1 stop26h 20m

Chicago O'Hare Intl

Sun 9/14

7:15 pm-9:10 pm

1 stop17h 55m

$457

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Fri 8/29

9:50 pm-4:10 pm

1 stop26h 20m

Chicago O'Hare Intl

Sun 9/14

7:15 pm-9:10 pm

1 stop17h 55m

$461

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Fri 8/29

9:50 pm-4:10 pm

1 stop26h 20m

Chicago O'Hare Intl

Sun 9/14

7:15 pm-9:10 pm

1 stop17h 55m

$463

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Wed 12/3

1:00 pm-4:45 pm

1 stop35h 45m

Chicago O'Hare Intl

Mon 12/15

7:20 pm-12:10 pm

1 stop32h 50m

$503

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Fri 8/29

9:50 pm-4:10 pm

1 stop26h 20m

Chicago O'Hare Intl

Sun 9/14

7:15 pm-9:10 pm

1 stop17h 55m

$508

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Wed 10/29

5:30 am-9:00 pm

1 stop22h 30m

Chicago O'Hare Intl

Thu 11/6

9:55 pm-11:15 pm

1 stop17h 20m

$618

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Thu 10/2

6:00 am-11:00 am

1 stop13h 00m

Chicago O'Hare Intl

Thu 10/9

4:20 pm-12:25 pm

1 stop12h 05m

$632

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Fri 8/29

4:10 pm-12:10 pm

1 stop28h 00m

Chicago O'Hare Intl

Sun 9/14

7:05 pm-1:05 am

1 stop22h 00m

$640

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Mon 9/15

6:00 am-7:55 pm

1 stop21h 55m

Chicago O'Hare Intl

Mon 9/29

10:45 am-1:05 pm

2 stops18h 20m

$655

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Thu 8/28

1:45 pm-2:10 pm

1 stop32h 25m

Chicago O'Hare Intl

Fri 9/12

4:15 pm-3:25 pm

1 stop15h 10m

$665

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 December is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Bucharest averaging around $614.

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 Tuesday when prices can be found for as low as $675. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday 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 $730.

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

Flying to Chicago O'Hare Intl Airport from Bucharest at noon is the least expensive time of day to depart. momondo users have found prices as low as $643 when looking at flights departing at noon. Try not to purchase tickets in the evening because they tend to be around $824. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 $688 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 $596 on momondo.

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

Best Price Found

$378

Fastest flight time

13h 00m

Direct flights

None
The best one-way flight to Chicago O'Hare Intl Airport from Bucharest in the past 72 hours is $378. The best round-trip flight deal from Bucharest to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $457.
The fastest flight from Bucharest to Chicago O'Hare Intl Airport takes 13h 00m
There are no direct flights from Bucharest to Chicago O'Hare Intl Airport. Popular non-direct route for this connection is Bucharest Otopeni Intl Airport - Chicago O'Hare Intl Airport.
Search flight deals

  • 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 13h 00m.

  • 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 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
Turkish AirlinesPriceFrom $336Free CancellationRating
7.3
3,933 reviews
Search Turkish Airlines flights
American AirlinesPriceFrom $548Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
KLMPriceFrom $570Free CancellationRating
7.8
1,383 reviews
Search KLM flights
Air FrancePriceFrom $581Free CancellationRating
7.5
1,465 reviews
Search Air France flights
LOTPriceFrom $583Free CancellationRating
7.6
1,105 reviews
Search LOT flights
LufthansaPriceFrom $593Free CancellationRating
6.8
7,275 reviews
Search Lufthansa flights
United AirlinesPriceFrom $594Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
British AirwaysPriceFrom $597Free CancellationRating
6.6
7,222 reviews
Search British Airways flights
DeltaPriceFrom $623Free CancellationRating
8.0
7,981 reviews
Search Delta flights

Traveling to a place near Chicago?

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

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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