Which layover airport has the shortest connection time from Chicago to Bucharest?

Zurich (ZRH) has the shortest average layover time for this route: 1h 23m.

Which airport is the most popular layover for flights between Chicago and Bucharest?

Istanbul (IST) was the most common stop: 29% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest travel time from Chicago to Bucharest?

Flights connecting via Zurich (ZRH) have the shortest average one-way travel time: 12h 15m.

What is the cheapest airline that flies from Chicago to Bucharest?

Lufthansa, British Airways, and United Airlines are the most popular carriers operating from Chicago to Bucharest

What airlines fly to Bucharest?

Turkish Airlines, Lufthansa and LOT are the top three most popular airlines that fly to Bucharest from Chicago according to our data. Turkish Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Bucharest. Keep in mind that there are 13 different airlines that fly to Bucharest on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from Chicago to Bucharest?

Flights via Copenhagen (CPH) offer the lowest average round-trip price of $626.

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

Prices for flights from Chicago to Bucharest are updated daily.

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

The number of operators available for flights from Chicago to Bucharest is 13 as of March 2026.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Bucharest.

What documentation or ID do you need to fly to Bucharest?

The travel and health documents you'll need for your trip to Bucharest 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 Bucharest. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$211 Cheap Flights from Chicago to Bucharest in 2026

Q: What is the typical price of a round-trip flight between Chicago and Bucharest?

Prices are currently low for flights on this route. Typical prices usually range from $562 to $773. The lowest price recently found on this route was $515.

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Chicago to Bucharest

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:25 am - 2:35 pm

ORD

OTP

19h 10m

1 stop

9:35 pm - 9:40 am

OTP

ORD

20h 05m

1 stop

$515Turkish Airlines

Wed, Sep 2 - Wed, Sep 16

8:10 pm - 8:10 am

ORD

OTP

28h 00m

1 stop

3:55 pm - 9:40 am

OTP

ORD

25h 45m

1 stop

$517Turkish Airlines

Wed, Sep 2 - Wed, Sep 16

11:25 am - 8:10 am

ORD

OTP

12h 45m

1 stop

9:30 am - 6:15 pm

OTP

ORD

16h 45m

1 stop

$521Turkish Airlines

Tue, Apr 28 - Tue, May 12

8:10 pm - 8:15 pm

ORD

OTP

16h 05m

1 stop

9:30 am - 6:15 pm

OTP

ORD

16h 45m

1 stop

$522Turkish Airlines

Wed, Apr 29 - Wed, May 13

4:40 pm - 3:20 pm

ORD

OTP

14h 40m

1 stop

4:05 pm - 9:15 pm

OTP

ORD

13h 10m

1 stop

$527Air Serbia

Wed, Apr 1 - Sat, Apr 18

4:40 pm - 3:20 pm

ORD

OTP

14h 40m

1 stop

4:05 pm - 2:30 pm

OTP

ORD

30h 25m

1 stop

$528Air Serbia

Wed, Apr 1 - Tue, Apr 21

4:40 pm - 3:20 pm

ORD

OTP

14h 40m

1 stop

4:05 pm - 2:30 pm

OTP

ORD

30h 25m

1 stop

$529Air Serbia

Wed, Aug 19 - Tue, Sep 1

10:41 am - 12:45 pm

MDW

OTP

18h 04m

2 stops

7:05 am - 6:33 pm

OTP

MDW

19h 28m

2 stops

$646Delta

Tue, Apr 28 - Tue, May 12

1:10 pm - 1:00 pm

MDW

OTP

15h 50m

2 stops

7:05 am - 4:26 pm

OTP

MDW

17h 21m

2 stops

$651Delta

Mon, Apr 6 - Wed, Apr 22

9:27 am - 1:00 pm

MDW

OTP

19h 33m

2 stops

7:05 am - 6:33 pm

OTP

MDW

19h 28m

2 stops

$652Delta

Wed, May 6 - Sun, May 10

Air Serbia flights from Chicago to Bucharest

Our best Air Serbia deals on Chicago to Bucharest flight tickets

Air Serbia

Apr 1

ORD4:40 pmChicago O'Hare Intl

14h 40m

1 stop

OTP3:20 pmBucharest Otopeni Intl

Apr 18

OTP4:05 pmBucharest Otopeni Intl

13h 10m

1 stop

ORD9:15 pmChicago O'Hare Intl

$527

Air Serbia

Apr 1

ORD4:40 pmChicago O'Hare Intl

14h 40m

1 stop

OTP3:20 pmBucharest Otopeni Intl

Apr 21

OTP4:05 pmBucharest Otopeni Intl

30h 25m

1 stop

ORD2:30 pmChicago O'Hare Intl

$528

Air Serbia

Aug 19

ORD4:40 pmChicago O'Hare Intl

14h 40m

1 stop

OTP3:20 pmBucharest Otopeni Intl

Sep 1

OTP4:05 pmBucharest Otopeni Intl

30h 25m

1 stop

ORD2:30 pmChicago O'Hare Intl

$529

Lufthansa flights from Chicago to Bucharest

Our best Lufthansa deals on Chicago to Bucharest flight tickets

Lufthansa

Aug 12

ORD9:40 pmChicago O'Hare Intl

12h 55m

1 stop

OTP6:35 pmBucharest Otopeni Intl

Aug 26

OTP1:45 pmBucharest Otopeni Intl

14h 10m

1 stop

ORD7:55 pmChicago O'Hare Intl

$568

Lufthansa

Mar 15

ORD10:50 pmChicago O'Hare Intl

19h 15m

1 stop

OTP1:05 amBucharest Otopeni Intl

May 12

OTP1:50 pmBucharest Otopeni Intl

31h 05m

1 stop

ORD12:55 pmChicago O'Hare Intl

$803

Lufthansa

Mar 12

ORD11:35 pmChicago O'Hare Intl

18h 30m

2 stops

OTP1:05 amBucharest Otopeni Intl

Mar 22

OTP2:50 pmBucharest Otopeni Intl

29h 20m

2 stops

ORD1:10 pmChicago O'Hare Intl

$1,382

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 9/2

11:25 am-2:35 pm

1 stop19h 10m

Bucharest Otopeni Intl

Wed 9/16

9:35 pm-9:40 am

1 stop20h 05m

$515

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 9/2

8:10 pm-8:10 am

1 stop28h 00m

Bucharest Otopeni Intl

Wed 9/16

3:55 pm-9:40 am

1 stop25h 45m

$517

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 4/28

11:25 am-8:10 am

1 stop12h 45m

Bucharest Otopeni Intl

Tue 5/12

9:30 am-6:15 pm

1 stop16h 45m

$521

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 4/29

8:10 pm-8:15 pm

1 stop16h 05m

Bucharest Otopeni Intl

Wed 5/13

9:30 am-6:15 pm

1 stop16h 45m

$522

Quickest round-trip

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 4/1

4:40 pm-3:20 pm

1 stop14h 40m

Bucharest Otopeni Intl

Sat 4/18

4:05 pm-9:15 pm

1 stop13h 10m

$527

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 4/1

4:40 pm-3:20 pm

1 stop14h 40m

Bucharest Otopeni Intl

Tue 4/21

4:05 pm-2:30 pm

1 stop30h 25m

$528

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 8/19

4:40 pm-3:20 pm

1 stop14h 40m

Bucharest Otopeni Intl

Tue 9/1

4:05 pm-2:30 pm

1 stop30h 25m

$529

ChicagoBucharest

MDW - OTP

MDWOTP

Chicago Midway

Tue 4/28

10:41 am-12:45 pm

2 stops18h 04m

Bucharest Otopeni Intl

Tue 5/12

7:05 am-6:33 pm

2 stops19h 28m

$646

ChicagoBucharest

MDW - OTP

MDWOTP

Chicago Midway

Mon 4/6

1:10 pm-1:00 pm

2 stops15h 50m

Bucharest Otopeni Intl

Wed 4/22

7:05 am-4:26 pm

2 stops17h 21m

$651

ChicagoBucharest

MDW - OTP

MDWOTP

Chicago Midway

Wed 5/6

9:27 am-1:00 pm

2 stops19h 33m

Bucharest Otopeni Intl

Sun 5/10

7:05 am-6:33 pm

2 stops19h 28m

$652

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago to Bucharest

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

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Chicago and Bucharest?

What is the cheapest month to fly to Bucharest?

In general, January is the cheapest month to fly from Chicago to Bucharest. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $566. If you aren’t able to travel to Bucharest during the month of January, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $572.

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

Our data shows that Monday is the least expensive day to fly to Bucharest. Tickets to fly out on this day can be as low as $829. The most expensive day to fly to Bucharest is Tuesday, with ticket prices averaging around $860.

What is the cheapest Chicago to Bucharest flight route?

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

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

You are more likely to see cheaper flights to Bucharest from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Bucharest for around $715 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bucharest from Chicago for as low as $365 on momondo.

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

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

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

How have Chicago to Bucharest flight prices changed over time?

When to book flights from Chicago to Bucharest

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

Estimated round-trip price

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

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

Best Price Found	$786
Fastest flight time	9h 50m
Direct flights	Mon and Fri
Airports in Bucharest	2 airports

The best flight deal from Chicago to Bucharest found on momondo in the last 72 hours is $786

The fastest flight from Chicago to Bucharest takes 9h 50m

Direct flights go from Chicago to Bucharest on Monday and Friday. There are no airlines offering direct flights.

There are 2 airports in Bucharest. From Chicago there are direct flights to Bucharest Otopeni Intl (OTP).

Search flight deals

How far is Chicago to Bucharest by plane?
The straight-line distance from Chicago to Bucharest is 5200.7 mi. Flights usually cover this in 9h 50m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Chicago to Bucharest?
Prices for flights from Chicago to Bucharest are updated daily.
How many operators does momondo search for flights from Chicago to Bucharest?
The number of operators available for flights from Chicago to Bucharest is 13 as of March 2026.
How old do you have to be to fly from Chicago to Bucharest?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Bucharest.
What documentation or ID do you need to fly to Bucharest?
The travel and health documents you'll need for your trip to Bucharest 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 Bucharest. 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 Chicago to Bucharest?
momondo data reveals that the most frequently booked plane model on the route from Chicago to Bucharest is Airbus A330, representing 100.00% of all bookings.
What is the most popular airline from Chicago to Bucharest?
momondo data reveals that the most frequently booked airline on the route from Chicago to Bucharest is Turkish Airlines, representing 23% of all bookings. The subsequent popular airlines are Lufthansa at 18%, LOT at 18%, and United Airlines at 14%.

Best airlines flying from Chicago to Bucharest

Compare and see reviews for airlines that fly from Chicago to Bucharest with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $300	Free Cancellation	Rating 7.4 9,409 reviews	Search United Airlines flights
Scandinavian Airlines	PriceFrom $326	Free Cancellation	Rating 7.3 1,708 reviews	Search Scandinavian Airlines flights
Turkish Airlines	PriceFrom $503	Free Cancellation	Rating 7.3 4,249 reviews	Search Turkish Airlines flights
British Airways	PriceFrom $514	Free Cancellation	Rating 6.7 7,781 reviews	Search British Airways flights
Austrian Airlines	PriceFrom $517	Free Cancellation	Rating 7.6 900 reviews	Search Austrian Airlines flights
KLM	PriceFrom $539	Free Cancellation	Rating 7.8 1,468 reviews	Search KLM flights
Lufthansa	PriceFrom $553	Free Cancellation	Rating 6.8 7,840 reviews	Search Lufthansa flights
LOT	PriceFrom $562	Free Cancellation	Rating 7.5 1,183 reviews	Search LOT flights
Air France	PriceFrom $569	Free Cancellation	Rating 7.4 1,543 reviews	Search Air France flights
Delta	PriceFrom $575	Free Cancellation	Rating 7.9 8,276 reviews	Search Delta flights

Otopeni

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Bucharest. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Bucharest from Chicago which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Chicago to Bucharest flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Chicago to Bucharest flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Bucharest trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Thu 4/9

Thu 4/16

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Romania

Nearby airports

Airlines

Cabin classes

Other Romania destinations

Other flights from Chicago

Complete your trip

Feeling lucky

Fly into one of these airports located in Bucharest

Bucharest Otopeni Intl Airport

Cheap flights from Chicago to Bucharest from $211

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Bucharest departing on 4/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Chicago to Bucharest

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Air Serbia flights from Chicago to Bucharest

Our best Air Serbia deals on Chicago to Bucharest flight tickets

Lufthansa flights from Chicago to Bucharest

Our best Lufthansa deals on Chicago to Bucharest flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Chicago to Bucharest that are best for you.

See travel insights to Bucharest from

How to get the cheapest flight ticket from Chicago to Bucharest

What is the typical price of a round-trip flight between Chicago and Bucharest?

What is the cheapest month to fly to Bucharest?

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

What is the cheapest Chicago to Bucharest flight route?

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

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

Can stopping save me money on Chicago to Bucharest flights?

How have Chicago to Bucharest flight prices changed over time?

What is the cheapest airline that flies from Chicago to Bucharest?

What airlines fly to Bucharest?

Which airport is the most popular layover for flights between Chicago and Bucharest?

Which layover airport offers the lowest fares from Chicago to Bucharest?

Which layover airport has the shortest travel time from Chicago to Bucharest?

Which layover airport has the shortest connection time from Chicago to Bucharest?

When to book flights from Chicago to Bucharest

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

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

Best Price Found

Fastest flight time

Direct flights

Airports in Bucharest

Best airlines flying from Chicago to Bucharest

Compare and see reviews for airlines that fly from Chicago to Bucharest with momondo

Traveling to a place near Bucharest?

Why use momondo?

An easier way to manage your Bucharest trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Romania

Fly into one of these airports located in Bucharest

Airports listed have a maximum distance of 9.6 mi from Bucharest

Fly your favorite airline to Bucharest

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Bucharest

List of cabin classes available on flights landing in Bucharest. Availability may vary depending on flight origin and airline.

Popular cities in Romania

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Chicago

According to popular flight searches on momondo this year

Complete your trip to Bucharest

Explore popular destinations other users love

According to popular flight searches on momondo this year