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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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0 bags

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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
vie., ago. 29 - dom., 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
vie., ago. 29 - dom., 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
vie., ago. 29 - dom., 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
mié., dic. 3 - lun., dic. 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
vie., ago. 29 - dom., 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
mié., oct. 29 - jue., nov. 6
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
vie., ago. 29 - dom., sep. 14
British Airways Logo
6:15 pm - 1:50 pmOTP-ORD
27h 35m1 stop
British Airways Logo
1:59 pm - 1:25 amORD-OTP
27h 26m2 stops
$653British Airways
Find Deal
mar., sep. 16 - mar., sep. 30
British Airways Logo
8:05 pm - 11:50 amOTP-ORD
23h 45m1 stop
British Airways Logo
10:35 pm - 12:30 amORD-OTP
17h 55m1 stop
$663British Airways
Find Deal
sáb., sep. 27 - sáb., oct. 11
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
jue., ago. 28 - vie., sep. 12

Scandinavian Airlines flights from Bucharest to Chicago

Our best Scandinavian Airlines deals on Bucharest to Chicago 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

Delta flights from Bucharest to Chicago

Our best Delta deals on Bucharest to Chicago flight tickets
Delta
Sep 18
OTP7:00 amBucharest Otopeni Intl
22h 36m
2 stops
MDW9:36 pmChicago Midway
Oct 2
MDW10:35 amChicago Midway
17h 35m
2 stops
OTP12:10 pmBucharest Otopeni Intl
$658
Find similar
Delta
Sep 6
OTP7:00 amBucharest Otopeni Intl
19h 37m
2 stops
MDW6:37 pmChicago Midway
Sep 20
MDW1:08 pmChicago Midway
20h 12m
2 stops
OTP5:20 pmBucharest Otopeni Intl
$661
Find similar
Delta
Sep 6
OTP7:00 amBucharest Otopeni Intl
19h 37m
2 stops
MDW6:37 pmChicago Midway
Sep 20
MDW6:15 pmChicago Midway
15h 05m
2 stops
OTP5:20 pmBucharest Otopeni Intl
$664
Find similar

momondo Fare Finder

 
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, momondo users made 832,500 searches. Data last updated julio 31, 2025.
Use the filters below to find and compare flights from Bucharest to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

vie. 8/29

9:50 pm-4:10 pm

1 stop26h 20m

Chicago O'Hare Intl

dom. 9/14

7:15 pm-9:10 pm

1 stop17h 55m

$457

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

vie. 8/29

9:50 pm-4:10 pm

1 stop26h 20m

Chicago O'Hare Intl

dom. 9/14

7:15 pm-9:10 pm

1 stop17h 55m

$461

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

vie. 8/29

9:50 pm-4:10 pm

1 stop26h 20m

Chicago O'Hare Intl

dom. 9/14

7:15 pm-9:10 pm

1 stop17h 55m

$463

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

mié. 12/3

1:00 pm-4:45 pm

1 stop35h 45m

Chicago O'Hare Intl

lun. 12/15

7:20 pm-12:10 pm

1 stop32h 50m

$503

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

vie. 8/29

9:50 pm-4:10 pm

1 stop26h 20m

Chicago O'Hare Intl

dom. 9/14

7:15 pm-9:10 pm

1 stop17h 55m

$508

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

mié. 10/29

5:30 am-9:00 pm

1 stop22h 30m

Chicago O'Hare Intl

jue. 11/6

9:55 pm-11:15 pm

1 stop17h 20m

$618

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

vie. 8/29

4:10 pm-12:10 pm

1 stop28h 00m

Chicago O'Hare Intl

dom. 9/14

7:05 pm-1:05 am

1 stop22h 00m

$640

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

mar. 9/16

6:15 pm-1:50 pm

1 stop27h 35m

Chicago O'Hare Intl

mar. 9/30

1:59 pm-1:25 am

2 stops27h 26m

$653

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

sáb. 9/27

8:05 pm-11:50 am

1 stop23h 45m

Chicago O'Hare Intl

sáb. 10/11

10:35 pm-12:30 am

1 stop17h 55m

$663

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

jue. 8/28

1:45 pm-2:10 pm

1 stop32h 25m

Chicago O'Hare Intl

vie. 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

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?

What is the cheapest month to fly to Chicago?

The month of February is, on average, the cheapest month to fly to Chicago from Bucharest, with most prices found around $598. If you’re not able to fly to Chicago in February, then April is your next best option. Flight prices from Bucharest to Chicago during April average around $645.

What is the cheapest day to depart on your flight to Chicago?

The cheapest day to depart on your flight to Chicago is on a Saturday when prices can be found for as low as $660. This is often the case because there is less demand to fly during this day of the week. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Bucharest to Chicago for around $723.

What is the cheapest time of day to depart on your flight to Chicago?

Our most recent data shows that the best time of day to fly to Chicago is in the afternoon. Flights from Bucharest to Chicago during this time can be as low as $658. In contrast, the most expensive time of day to depart to Chicago is in the evening when prices are around $753.

How far in advance should I book a flight to Chicago?

You are more likely to see cheaper flights to Chicago from Bucharest when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago 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 from Bucharest for as low as $596 on momondo.

How have Bucharest to Chicago flight prices changed over time?

As of July 2025, prices for Bucharest to Chicago flights are approximately 1% more expensive when compared to flights at the same time last year.

When to book flights from Bucharest to Chicago

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

Cheap Bucharest to Chicago (BUH to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bucharest to Chicago

Best Price Found

$378

Fastest flight time

13h 00m

Direct flights

None

Airports in Chicago

2 airports
The best one-way flight to Chicago from Bucharest in the past 72 hours is $378. The best round-trip flight deal from Bucharest to Chicago found on momondo in the last 72 hours is $457.
The fastest flight from Bucharest to Chicago takes 13h 00m
There are no direct flights from Bucharest to Chicago. Popular non-direct routes for this connection are Bucharest Otopeni Intl Airport - Chicago O'Hare Intl Airport and Bucharest Otopeni Intl Airport - Chicago Midway Airport.
There are 2 airports near Chicago: Chicago O'Hare Intl (ORD), Chicago Midway (MDW)
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  • How far is Bucharest to Chicago by plane?

    The straight-line distance from Bucharest to Chicago is 5200.7 mi. 13h 00m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Bucharest to Chicago?

    Prices for flights from Bucharest to Chicago are refreshed on a daily basis.

  • How many operators does momondo search for flights from Bucharest to Chicago?

  • How old do you have to be to fly from Bucharest to Chicago?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Bucharest to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The required travel and health documents for your Chicago trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chicago. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Bucharest to Chicago?

Best airlines flying from Bucharest to Chicago

Compare and see reviews for airlines that fly from Bucharest to Chicago 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
Merrillville
New Buffalo
Hammond
Benton Harbor
Saint Joseph
Portage
Lansing
Schererville
Valparaiso
Crown Point
Munster
Chesterton
Monticello
Porter
Griffith
Saint John

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chicago from Bucharest.

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

All flight searches from Bucharest to Chicago on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Bucharest and Chicago by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport