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

Flights connecting via Vienna (VIE) have the shortest average one-way travel time: 12h 05m.

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

Istanbul (IST) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

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

Flights via Copenhagen (CPH) offer the lowest average round-trip price of $629.

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 40% 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 has the shortest connection time from Chicago to Bucharest?

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

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

British Airways, Air Europa, and Delta are the most popular carriers operating from Chicago to Bucharest

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 February 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.

$253 Cheap Flights from Chicago to Bucharest in 2026

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Find the cheapest flights from Chicago to Bucharest

Round-trip

One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

7:05 pm - 3:20 pm

ORD

OTP

12h 15m

1 stop

6:20 am - 3:55 pm

OTP

ORD

17h 35m

1 stop

$494SWISS

Tue, Aug 11 - Tue, Aug 25

7:05 pm - 3:20 pm

ORD

OTP

12h 15m

1 stop

6:20 am - 3:55 pm

OTP

ORD

17h 35m

1 stop

$497SWISS

Tue, Aug 11 - Tue, Aug 25

7:05 pm - 3:20 pm

ORD

OTP

12h 15m

1 stop

6:20 am - 12:35 pm

OTP

ORD

14h 15m

1 stop

$503SWISS

Wed, Aug 12 - Wed, Aug 26

8:45 am - 6:35 pm

ORD

OTP

25h 50m

2 stops

4:10 pm - 12:35 pm

OTP

ORD

28h 25m

1 stop

$506Multiple Airlines

Tue, Aug 11 - Tue, Aug 25

9:40 pm - 6:35 pm

ORD

OTP

12h 55m

1 stop

6:20 am - 12:35 pm

OTP

ORD

14h 15m

1 stop

$512Multiple Airlines

Tue, Aug 11 - Wed, Aug 26

2:20 pm - 1:05 am

ORD

OTP

26h 45m

1 stop

6:20 am - 3:55 pm

OTP

ORD

17h 35m

1 stop

$515SWISS

Sun, Aug 9 - Tue, Aug 25

11:50 am - 8:50 am

ORD

OTP

13h 00m

1 stop

9:50 pm - 11:05 am

OTP

ORD

20h 15m

1 stop

$518Turkish Airlines

Thu, Mar 5 - Thu, Mar 19

9:40 pm - 1:10 am

ORD

OTP

19h 30m

1 stop

6:05 am - 4:57 pm

OTP

ORD

18h 52m

2 stops

$520United Airlines

Sun, Aug 9 - Tue, Aug 25

3:35 pm - 12:00 pm

ORD

OTP

12h 25m

1 stop

6:05 am - 6:33 pm

OTP

ORD

20h 28m

2 stops

$522United Airlines

Sun, Aug 9 - Wed, Aug 26

1:26 pm - 1:00 pm

MDW

OTP

15h 34m

2 stops

8:35 am - 6:40 pm

OTP

MDW

17h 05m

2 stops

$586KLM

Tue, Feb 24 - Tue, Mar 10

Lufthansa flights from Chicago to Bucharest

Our best Lufthansa deals on Chicago to Bucharest flight tickets

Lufthansa

Mar 4

ORD9:50 pmChicago O'Hare Intl

12h 45m

1 stop

OTP6:35 pmBucharest Otopeni Intl

Mar 18

OTP2:40 pmBucharest Otopeni Intl

13h 25m

1 stop

ORD9:05 pmChicago O'Hare Intl

$523

Lufthansa

Apr 5

ORD9:40 pmChicago O'Hare Intl

12h 55m

1 stop

OTP6:35 pmBucharest Otopeni Intl

Apr 19

OTP2:05 pmBucharest Otopeni Intl

13h 50m

1 stop

ORD7:55 pmChicago O'Hare Intl

$524

Lufthansa

Apr 4

ORD9:40 pmChicago O'Hare Intl

12h 55m

1 stop

OTP6:35 pmBucharest Otopeni Intl

Apr 18

OTP1:55 pmBucharest Otopeni Intl

14h 00m

1 stop

ORD7:55 pmChicago O'Hare Intl

$525

SWISS flights from Chicago to Bucharest

Our best SWISS deals on Chicago to Bucharest flight tickets

SWISS

Aug 11

ORD7:05 pmChicago O'Hare Intl

12h 15m

1 stop

OTP3:20 pmBucharest Otopeni Intl

Aug 25

OTP6:20 amBucharest Otopeni Intl

17h 35m

1 stop

ORD3:55 pmChicago O'Hare Intl

$494

SWISS

Aug 11

ORD7:05 pmChicago O'Hare Intl

12h 15m

1 stop

OTP3:20 pmBucharest Otopeni Intl

Aug 25

OTP6:20 amBucharest Otopeni Intl

17h 35m

1 stop

ORD3:55 pmChicago O'Hare Intl

$497

SWISS

Aug 12

ORD7:05 pmChicago O'Hare Intl

12h 15m

1 stop

OTP3:20 pmBucharest Otopeni Intl

Aug 26

OTP6:20 amBucharest Otopeni Intl

14h 15m

1 stop

ORD12:35 pmChicago O'Hare Intl

$503

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 8/11

7:05 pm-3:20 pm

1 stop12h 15m

Bucharest Otopeni Intl

Tue 8/25

6:20 am-3:55 pm

1 stop17h 35m

$494

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 8/11

7:05 pm-3:20 pm

1 stop12h 15m

Bucharest Otopeni Intl

Tue 8/25

6:20 am-3:55 pm

1 stop17h 35m

$497

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 8/12

7:05 pm-3:20 pm

1 stop12h 15m

Bucharest Otopeni Intl

Wed 8/26

6:20 am-12:35 pm

1 stop14h 15m

$503

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 8/11

8:45 am-6:35 pm

2 stops25h 50m

Bucharest Otopeni Intl

Tue 8/25

4:10 pm-12:35 pm

1 stop28h 25m

$506

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 8/11

9:40 pm-6:35 pm

1 stop12h 55m

Bucharest Otopeni Intl

Wed 8/26

6:20 am-12:35 pm

1 stop14h 15m

$512

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sun 8/9

2:20 pm-1:05 am

1 stop26h 45m

Bucharest Otopeni Intl

Tue 8/25

6:20 am-3:55 pm

1 stop17h 35m

$515

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Thu 3/5

11:50 am-8:50 am

1 stop13h 00m

Bucharest Otopeni Intl

Thu 3/19

9:50 pm-11:05 am

1 stop20h 15m

$518

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sun 8/9

9:40 pm-1:10 am

1 stop19h 30m

Bucharest Otopeni Intl

Tue 8/25

6:05 am-4:57 pm

2 stops18h 52m

$520

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sun 8/9

3:35 pm-12:00 pm

1 stop12h 25m

Bucharest Otopeni Intl

Wed 8/26

6:05 am-6:33 pm

2 stops20h 28m

$522

ChicagoBucharest

MDW - OTP

MDWOTP

Chicago Midway

Tue 2/24

1:26 pm-1:00 pm

2 stops15h 34m

Bucharest Otopeni Intl

Tue 3/10

8:35 am-6:40 pm

2 stops17h 05m

$586

Flights are sorted by cheapest round-trip flights first.

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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 $952.

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 $722 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 $669 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	$419
Fastest flight time	9h 50m
Direct flights	Mon and Fri
Airports in Bucharest	2 airports

The best one-way flight to Bucharest from Chicago in the past 72 hours is $419. The best round-trip flight deal from Chicago to Bucharest found on momondo in the last 72 hours is $812.

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

Direct flights go from Chicago to Bucharest on Monday and Friday. The only airline offering direct flights is HiSky.

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 February 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 27% of all bookings. The subsequent popular airlines are LOT at 18%, Lufthansa at 17%, and United Airlines at 13%.

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
Scandinavian Airlines	PriceFrom $326	Free Cancellation	Rating 7.3 1,682 reviews	Search Scandinavian Airlines flights
Turkish Airlines	PriceFrom $503	Free Cancellation	Rating 7.3 4,216 reviews	Search Turkish Airlines flights
Austrian Airlines	PriceFrom $517	Free Cancellation	Rating 7.5 896 reviews	Search Austrian Airlines flights
KLM	PriceFrom $541	Free Cancellation	Rating 7.7 1,454 reviews	Search KLM flights
British Airways	PriceFrom $553	Free Cancellation	Rating 6.7 7,739 reviews	Search British Airways flights
Lufthansa	PriceFrom $566	Free Cancellation	Rating 6.8 7,784 reviews	Search Lufthansa flights
Air France	PriceFrom $569	Free Cancellation	Rating 7.4 1,534 reviews	Search Air France flights
Delta	PriceFrom $575	Free Cancellation	Rating 7.9 8,202 reviews	Search Delta flights
LOT	PriceFrom $576	Free Cancellation	Rating 7.5 1,179 reviews	Search LOT flights
United Airlines	PriceFrom $578	Free Cancellation	Rating 7.4 9,292 reviews	Search United Airlines 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.

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Cheap flights from Chicago to Bucharest from $253

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 3/20. 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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Our best Lufthansa deals on Chicago to Bucharest flight tickets

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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?

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

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

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

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

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

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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.

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