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Cheap flights from Bucharest to Chicago from $423

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 10/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Bucharest to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:00 am - 4:50 pm
OTP
-
MDW
18h 50m
2 stops
Delta Logo
1:00 pm - 2:10 pm
MDW
-
OTP
17h 10m
2 stops
$787Delta
Wed, Dec 16 - Tue, Jan 12
Multiple Airlines Logo
6:05 am - 11:00 am
OTP
-
ORD
12h 55m
1 stop
Multiple Airlines Logo
4:20 pm - 3:10 pm
ORD
-
OTP
14h 50m
1 stop
$796Multiple Airlines
Mon, Aug 17 - Sun, Aug 30
Delta Logo
7:05 am - 2:30 pm
OTP
-
ORD
15h 25m
1 stop
Delta Logo
1:29 pm - 5:20 pm
ORD
-
OTP
19h 51m
2 stops
$797Delta
Wed, Aug 19 - Thu, Sep 10
Multiple Airlines Logo
4:50 pm - 2:15 pm
OTP
-
ORD
29h 25m
1 stop
Multiple Airlines Logo
5:10 pm - 3:50 pm
ORD
-
OTP
14h 40m
1 stop
$799Multiple Airlines
Wed, Aug 19 - Thu, Sep 10
Multiple Airlines Logo
4:50 pm - 2:15 pm
OTP
-
ORD
29h 25m
1 stop
Multiple Airlines Logo
5:10 pm - 3:50 pm
ORD
-
OTP
14h 40m
1 stop
$800Multiple Airlines
Wed, Aug 19 - Thu, Sep 10
Multiple Airlines Logo
6:05 am - 11:00 am
OTP
-
ORD
12h 55m
1 stop
Multiple Airlines Logo
4:20 pm - 12:25 pm
ORD
-
OTP
12h 05m
1 stop
$801Multiple Airlines
Mon, Aug 17 - Sun, Aug 30
Delta Logo
7:05 am - 8:55 pm
OTP
-
ORD
21h 50m
2 stops
Delta Logo
4:50 pm - 1:00 pm
ORD
-
OTP
12h 10m
1 stop
$802Delta
Tue, Aug 18 - Wed, Sep 9
Delta Logo
2:00 pm - 11:57 pm
OTP
-
ORD
17h 57m
2 stops
Delta Logo
6:25 pm - 5:40 pm
ORD
-
OTP
15h 15m
2 stops
$803Delta
Thu, Aug 20 - Fri, Sep 11
KLM Logo
6:30 pm - 2:15 pm
OTP
-
ORD
27h 45m
1 stop
KLM Logo
4:20 pm - 12:55 am
ORD
-
OTP
24h 35m
1 stop
$805KLM
Thu, Aug 20 - Fri, Sep 11
LOT Logo
2:35 pm - 3:05 pm
OTP
-
ORD
32h 30m
2 stops
LOT Logo
5:10 pm - 1:50 am
ORD
-
OTP
24h 40m
2 stops
$806LOT
Wed, Jul 15 - Fri, Aug 21

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LOT flights from Bucharest to Chicago

Our best LOT deals on Bucharest to Chicago flight tickets
LOT
Jul 15
OTP2:35 pmBucharest Otopeni Intl
32h 30m
2 stops
ORD3:05 pmChicago O'Hare Intl
Aug 21
ORD5:10 pmChicago O'Hare Intl
24h 40m
2 stops
OTP1:50 amBucharest Otopeni Intl
$806
LOT
Jul 15
OTP6:30 pmBucharest Otopeni Intl
28h 35m
2 stops
ORD3:05 pmChicago O'Hare Intl
Aug 19
ORD9:50 pmChicago O'Hare Intl
20h 00m
1 stop
OTP1:50 amBucharest Otopeni Intl
$810
LOT
Jul 15
OTP2:35 pmBucharest Otopeni Intl
32h 30m
2 stops
ORD3:05 pmChicago O'Hare Intl
Aug 19
ORD5:10 pmChicago O'Hare Intl
22h 05m
2 stops
OTP11:15 pmBucharest Otopeni Intl
$824

British Airways flights from Bucharest to Chicago

Our best British Airways deals on Bucharest to Chicago flight tickets
British Airways
Jul 3
OTP3:30 pmBucharest Otopeni Intl
34h 05m
1 stop
ORD5:35 pmChicago O'Hare Intl
Sep 8
ORD10:30 pmChicago O'Hare Intl
18h 50m
1 stop
OTP1:20 amBucharest Otopeni Intl
$799
British Airways
Jul 3
OTP3:30 pmBucharest Otopeni Intl
31h 30m
1 stop
ORD3:00 pmChicago O'Hare Intl
Sep 8
ORD8:49 pmChicago O'Hare Intl
33h 46m
2 stops
OTP2:35 pmBucharest Otopeni Intl
$816
British Airways
Oct 14
OTP8:15 amBucharest Otopeni Intl
18h 00m
1 stop
ORD6:15 pmChicago O'Hare Intl
Oct 18
ORD5:00 pmChicago O'Hare Intl
13h 05m
1 stop
OTP2:05 pmBucharest Otopeni Intl
$845

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 June 27, 2026.
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

Cheapest round-trip

BucharestChicago

OTP - MDW

OTPMDW

Bucharest Otopeni Intl

Wed 12/16

6:00 am-4:50 pm

2 stops18h 50m

Chicago Midway

Tue 1/12

1:00 pm-2:10 pm

2 stops17h 10m

$787

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Mon 8/17

6:05 am-11:00 am

1 stop12h 55m

Chicago O'Hare Intl

Sun 8/30

4:20 pm-3:10 pm

1 stop14h 50m

$796

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Wed 8/19

7:05 am-2:30 pm

1 stop15h 25m

Chicago O'Hare Intl

Thu 9/10

1:29 pm-5:20 pm

2 stops19h 51m

$797

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Wed 8/19

4:50 pm-2:15 pm

1 stop29h 25m

Chicago O'Hare Intl

Thu 9/10

5:10 pm-3:50 pm

1 stop14h 40m

$799

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Wed 8/19

4:50 pm-2:15 pm

1 stop29h 25m

Chicago O'Hare Intl

Thu 9/10

5:10 pm-3:50 pm

1 stop14h 40m

$800
Quickest round-trip

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Mon 8/17

6:05 am-11:00 am

1 stop12h 55m

Chicago O'Hare Intl

Sun 8/30

4:20 pm-12:25 pm

1 stop12h 05m

$801

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Tue 8/18

7:05 am-8:55 pm

2 stops21h 50m

Chicago O'Hare Intl

Wed 9/9

4:50 pm-1:00 pm

1 stop12h 10m

$802

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Thu 8/20

2:00 pm-11:57 pm

2 stops17h 57m

Chicago O'Hare Intl

Fri 9/11

6:25 pm-5:40 pm

2 stops15h 15m

$803

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Thu 8/20

6:30 pm-2:15 pm

1 stop27h 45m

Chicago O'Hare Intl

Fri 9/11

4:20 pm-12:55 am

1 stop24h 35m

$805

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Wed 7/15

2:35 pm-3:05 pm

2 stops32h 30m

Chicago O'Hare Intl

Fri 8/21

5:10 pm-1:50 am

2 stops24h 40m

$806

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 June is, on average, the cheapest month to fly to Chicago from Bucharest, with most prices found around $118. If you’re not able to fly to Chicago in June, then September is your next best option. Flight prices from Bucharest to Chicago during September average around $122.

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 $469. 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 $770.

What is the cheapest Bucharest to Chicago flight route?

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

How far in advance should I book a flight from Bucharest 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 $808 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 $589 on momondo.

What cabin class options are available on Bucharest to Chicago flights?

There are 2 cabin classes available to choose from on Bucharest to Chicago 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 flights?

No. A direct flight is the cheapest option for a flight between Bucharest to Chicago.

How have Bucharest to Chicago flight prices changed over time?

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

$493

Fastest flight time

13h 40m

Direct flights

None
The best one-way flight to Chicago from Bucharest in the past 72 hours is $493. The best round-trip flight deal from Bucharest to Chicago found on momondo in the last 72 hours is $868.
The fastest flight from Bucharest to Chicago takes 13h 40m
There are no direct flights from Bucharest to Chicago. There are no popular flight routes from Bucharest to Chicago.
Search flight deals

Frequently asked questions about flying from Bucharest to Chicago

  • How far is Bucharest to Chicago by plane?

    The straight-line distance from Bucharest to Chicago is 5200.7 mi. 13h 40m 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 plane model from Bucharest to Chicago?

  • 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
HiSkyPriceFrom $426Free CancellationRating
0.0
Search HiSky flights
LufthansaPriceFrom $603Free CancellationRating
6.8
8,101 reviews
Search Lufthansa flights
Turkish AirlinesPriceFrom $608Free CancellationRating
7.4
4,424 reviews
Search Turkish Airlines flights
LOTPriceFrom $620Free CancellationRating
7.5
1,207 reviews
Search LOT flights
Air FrancePriceFrom $654Free CancellationRating
7.5
1,614 reviews
Search Air France flights
KLMPriceFrom $657Free CancellationRating
7.8
1,531 reviews
Search KLM flights
British AirwaysPriceFrom $660Free CancellationRating
6.7
8,072 reviews
Search British Airways flights

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Portage
Benton Harbor
Saint Joseph
Lansing
Valparaiso
Schererville
Munster
Crown Point
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