What airlines fly to Romania?

Lufthansa, Turkish Airlines and LOT are the top three most popular airlines that fly to Romania from Chicago according to our data. Lufthansa is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Romania. Keep in mind that there are 13 different airlines that fly to Romania on a routine basis, so you have a few additional options to choose from.

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

Air Serbia, Austrian Airlines, and Scandinavian Airlines are the most popular carriers operating from Chicago to Romania

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

Prices for flights from Chicago to Romania refresh daily.

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

As of November 2026, there are 13 operators available to choose from for flights from Chicago to Romania.

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

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 Chicago to Romania.

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

The required travel and health documents for your Romania 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 Romania. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$325 Cheap Flights from Chicago to Romania in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago to Romania

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:50 pm - 11:25 pmORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

17h 35m1 stop Warsaw Frederic Chopin

6:30 pm - 8:55 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

33h 25m1 stop Warsaw Frederic Chopin

$680LOT

Mon, Mar 8 - Mon, Mar 22

9:50 pm - 1:50 pmORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

32h 00m1 stop Warsaw Frederic Chopin

5:35 am - 8:55 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

22h 20m1 stop Warsaw Frederic Chopin

$680LOT

Fri, Mar 5 - Fri, Mar 19

11:45 am - 9:00 amORD Chicago O'Hare Intl-CLJ Cluj Napoca

13h 15m1 stop Istanbul

9:25 pm - 10:00 amCLJ Cluj Napoca-ORD Chicago O'Hare Intl

20h 35m1 stop Istanbul

$684Turkish Airlines

Sun, Dec 6 - Tue, Dec 22

6:50 pm - 1:15 amORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

22h 25m1 stop Zurich

4:40 pm - 4:15 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

31h 35m1 stop Zurich

$685SWISS

Mon, Feb 8 - Mon, Feb 22

11:45 am - 8:15 pmORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

24h 30m1 stop Istanbul

10:00 am - 10:00 amOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

32h 00m1 stop Istanbul

$688Turkish Airlines

Sun, Dec 6 - Tue, Dec 22

6:50 pm - 3:50 pmORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

13h 00m1 stop Zurich

11:25 pm - 9:25 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

29h 00m2 stops Gdansk Rebiechowo Reykjavik Keflavik Intl

$691Multiple Airlines

Sun, Mar 7 - Sat, Mar 20

6:50 pm - 3:50 pmORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

13h 00m1 stop Zurich

10:35 am - 5:20 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

38h 45m2 stops Gdansk Rebiechowo Reykjavik Keflavik Intl

$692Multiple Airlines

Mon, Feb 8 - Mon, Feb 22

6:50 pm - 1:15 amORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

22h 25m1 stop Zurich

6:30 am - 5:15 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

17h 45m1 stop Zurich

$698SWISS

Tue, Mar 9 - Tue, Mar 23

9:40 pm - 6:30 pmORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

12h 50m1 stop Munich Franz Josef Strauss

1:35 pm - 7:55 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

14h 20m1 stop Frankfurt am Main

$716United Airlines

Tue, Apr 20 - Wed, Apr 28

12:20 pm - 1:50 pmORD Chicago O'Hare Intl-CLJ Cluj Napoca

17h 30m2 stops Miami Munich Franz Josef Strauss

6:10 am - 6:25 pmCLJ Cluj Napoca-ORD Chicago O'Hare Intl

20h 15m1 stop Munich Franz Josef Strauss

$721United Airlines

Sun, Feb 14 - Thu, Feb 18

Cheap last minute flights

Enter your travel dates to find the best prices.

8:15 pm - 9:05 amORD Chicago O'Hare Intl-CLJ Cluj Napoca

28h 50m1 stop Istanbul

9:55 am - 10:00 amCLJ Cluj Napoca-ORD Chicago O'Hare Intl

32h 05m1 stop Istanbul

$734Turkish Airlines

Mon, Nov 9 - Wed, Nov 25

8:15 pm - 9:05 amORD Chicago O'Hare Intl-CLJ Cluj Napoca

28h 50m1 stop Istanbul

9:55 am - 10:00 amCLJ Cluj Napoca-ORD Chicago O'Hare Intl

32h 05m1 stop Istanbul

$743Turkish Airlines

Mon, Nov 9 - Wed, Nov 25

8:10 pm - 10:15 amORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

30h 05m2 stops Lisbon Humberto Delgado Milan Malpensa

4:30 am - 2:45 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

18h 15m1 stop Belgrade Nikola Tesla

$822Multiple Airlines

Fri, Nov 13 - Thu, Nov 26

8:10 pm - 9:35 pmORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

17h 25m2 stops Lisbon Humberto Delgado Madrid Barajas

12:05 pm - 3:30 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

35h 25m2 stops Madrid Barajas Lisbon Humberto Delgado

$839Multiple Airlines

Fri, Nov 13 - Tue, Nov 17

9:50 pm - 1:05 amORD Chicago O'Hare Intl-CLJ Cluj Napoca

19h 15m1 stop Munich Franz Josef Strauss

6:10 am - 6:25 pmCLJ Cluj Napoca-ORD Chicago O'Hare Intl

20h 15m1 stop Munich Franz Josef Strauss

$933Lufthansa

Tue, Nov 10 - Tue, Nov 17

9:50 pm - 1:05 amORD Chicago O'Hare Intl-CLJ Cluj Napoca

19h 15m1 stop Munich Franz Josef Strauss

6:10 am - 8:05 pmCLJ Cluj Napoca-ORD Chicago O'Hare Intl

21h 55m2 stops Munich Franz Josef Strauss Frankfurt am Main

$933Lufthansa

Mon, Nov 9 - Wed, Nov 25

6:50 pm - 10:05 amORD Chicago O'Hare Intl-CLJ Cluj Napoca

31h 15m1 stop Zurich

10:45 am - 4:15 pmCLJ Cluj Napoca-ORD Chicago O'Hare Intl

13h 30m1 stop Zurich

$937SWISS

Tue, Nov 10 - Thu, Nov 19

9:13 am - 1:50 pmORD Chicago O'Hare Intl-CLJ Cluj Napoca

20h 37m2 stops Boston Logan Intl Munich Franz Josef Strauss

6:10 am - 6:25 pmCLJ Cluj Napoca-ORD Chicago O'Hare Intl

20h 15m1 stop Munich Franz Josef Strauss

$938United Airlines

Mon, Nov 9 - Tue, Nov 17

7:00 am - 1:50 pmORD Chicago O'Hare Intl-CLJ Cluj Napoca

22h 50m2 stops Miami Munich Franz Josef Strauss

6:10 am - 6:25 pmCLJ Cluj Napoca-ORD Chicago O'Hare Intl

20h 15m1 stop Munich Franz Josef Strauss

$938United Airlines

Wed, Nov 11 - Wed, Nov 18

6:50 pm - 1:15 amORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

22h 25m1 stop Zurich

4:40 pm - 4:15 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

31h 35m1 stop Zurich

$951SWISS

Thu, Nov 12 - Mon, Nov 16

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United Airlines flights from Chicago to Romania

Our best United Airlines deals on Chicago to Romania flight tickets

United Airlines

Feb 14

ORD10:33 amChicago O'Hare Intl

19h 17m

2 stops

CLJ1:50 pmCluj Napoca

Feb 18

CLJ6:10 amCluj Napoca

20h 15m

1 stop

ORD6:25 pmChicago O'Hare Intl

$721

United Airlines

Feb 28

ORD4:20 pmChicago O'Hare Intl

13h 35m

1 stop

OTP1:55 pmBucharest Otopeni Intl

Mar 3

OTP6:00 amBucharest Otopeni Intl

13h 05m

1 stop

ORD11:05 amChicago O'Hare Intl

$732

United Airlines

Feb 28

ORD4:20 pmChicago O'Hare Intl

13h 35m

1 stop

OTP1:55 pmBucharest Otopeni Intl

Mar 3

OTP6:00 amBucharest Otopeni Intl

13h 05m

1 stop

ORD11:05 amChicago O'Hare Intl

$733

Air Canada flights from Chicago to Romania

Our best Air Canada deals on Chicago to Romania flight tickets

Air Canada

Mar 7

ORD1:55 pmChicago O'Hare Intl

41h 55m

2 stops

OTP3:50 pmBucharest Otopeni Intl

Mar 25

OTP6:30 amBucharest Otopeni Intl

35h 37m

2 stops

ORD11:07 amChicago O'Hare Intl

$727

Air Canada

Apr 7

ORD7:05 amChicago O'Hare Intl

24h 15m

2 stops

OTP3:20 pmBucharest Otopeni Intl

Apr 21

OTP6:20 amBucharest Otopeni Intl

21h 33m

2 stops

ORD7:53 pmChicago O'Hare Intl

$728

Air Canada

Mar 6

ORD8:50 pmChicago O'Hare Intl

35h 00m

2 stops

OTP3:50 pmBucharest Otopeni Intl

Mar 23

OTP6:00 amBucharest Otopeni Intl

21h 38m

2 stops

ORD8:38 pmChicago O'Hare Intl

$736

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBucharest

ORD Chicago O'Hare Intl - OTP Bucharest Otopeni Intl

ORDOTP

Chicago O'Hare Intl

Mon 3/8

9:50 pm-11:25 pm

1 stop17h 35m

Bucharest Otopeni Intl

Mon 3/22

6:30 pm-8:55 pm

1 stop33h 25m

$680

ChicagoBucharest

ORD Chicago O'Hare Intl - OTP Bucharest Otopeni Intl

ORDOTP

Chicago O'Hare Intl

Fri 3/5

9:50 pm-1:50 pm

1 stop32h 00m

Bucharest Otopeni Intl

Fri 3/19

5:35 am-8:55 pm

1 stop22h 20m

$680

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Sun 12/6

11:45 am-9:00 am

1 stop13h 15m

Cluj Napoca

Tue 12/22

9:25 pm-10:00 am

1 stop20h 35m

$684

ChicagoBucharest

ORD Chicago O'Hare Intl - OTP Bucharest Otopeni Intl

ORDOTP

Chicago O'Hare Intl

Mon 2/8

6:50 pm-1:15 am

1 stop22h 25m

Bucharest Otopeni Intl

Mon 2/22

4:40 pm-4:15 pm

1 stop31h 35m

$685

ChicagoBucharest

ORD Chicago O'Hare Intl - OTP Bucharest Otopeni Intl

ORDOTP

Chicago O'Hare Intl

Sun 12/6

11:45 am-8:15 pm

1 stop24h 30m

Bucharest Otopeni Intl

Tue 12/22

10:00 am-10:00 am

1 stop32h 00m

$688

ChicagoBucharest

ORD Chicago O'Hare Intl - OTP Bucharest Otopeni Intl

ORDOTP

Chicago O'Hare Intl

Sun 3/7

6:50 pm-3:50 pm

1 stop13h 00m

Bucharest Otopeni Intl

Sat 3/20

11:25 pm-9:25 pm

2 stops29h 00m

$691

ChicagoBucharest

ORD Chicago O'Hare Intl - OTP Bucharest Otopeni Intl

ORDOTP

Chicago O'Hare Intl

Mon 2/8

6:50 pm-3:50 pm

1 stop13h 00m

Bucharest Otopeni Intl

Mon 2/22

10:35 am-5:20 pm

2 stops38h 45m

$692

ChicagoBucharest

ORD Chicago O'Hare Intl - OTP Bucharest Otopeni Intl

ORDOTP

Chicago O'Hare Intl

Tue 3/9

6:50 pm-1:15 am

1 stop22h 25m

Bucharest Otopeni Intl

Tue 3/23

6:30 am-5:15 pm

1 stop17h 45m

$698

Quickest round-trip

ChicagoBucharest

ORD Chicago O'Hare Intl - OTP Bucharest Otopeni Intl

ORDOTP

Chicago O'Hare Intl

Tue 4/20

9:40 pm-6:30 pm

1 stop12h 50m

Bucharest Otopeni Intl

Wed 4/28

1:35 pm-7:55 pm

1 stop14h 20m

$716

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Sun 2/14

12:20 pm-1:50 pm

2 stops17h 30m

Cluj Napoca

Thu 2/18

6:10 am-6:25 pm

1 stop20h 15m

$721

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 Romania

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

What is the cheapest month to fly to Romania?

The cheapest month to fly to Romania from Chicago is in February. Flight prices, which tend to average around $578, are often lower during this time because this is during the off-season. If you are unable to visit Romania during the month of February, then departing from Chicago during the month January is also very affordable. Most momondo users find prices during this month for around $616.

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

The cheapest day to depart on your flight to Romania is on a Tuesday when prices can be found for as low as $853. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $893. These prices are subject to change though, so be sure to set up a Price Alert for flights to Romania.

What is the cheapest Chicago to Romania flight route?

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

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

You are more likely to see cheaper flights to Romania from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Romania for around $865 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Romania from Chicago for as low as $365 on momondo.

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

There are 3 cabin classes available to choose from on Chicago to Romania 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 Romania flights?

You could potentially save up to 28% on your flight if you consider stops on a Chicago to Romania flight.

Cheap Chicago to Romania flight deals and tips

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

Best Price Found	$325
Fastest flight time	12h 40m
Direct flights	None

The best one-way flight to Romania from Chicago in the past 72 hours is $325. The best round-trip flight deal from Chicago to Romania found on momondo in the last 72 hours is $680.

The fastest flight from Chicago to Romania takes 12h 40m

There are no direct flights from Chicago to Romania. There are no popular flight routes from Chicago to Romania.

Search flight deals

Frequently asked questions about flying from Chicago to Romania

When did momondo last update prices for flights from Chicago to Romania?
Prices for flights from Chicago to Romania refresh daily.
How many operators does momondo search for flights from Chicago to Romania?
As of November 2026, there are 13 operators available to choose from for flights from Chicago to Romania.
How old do you have to be to fly from Chicago to Romania?
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 Chicago to Romania.
What documentation or ID do you need to fly to Romania?
The required travel and health documents for your Romania 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 Romania. 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 Chicago to Romania?
momondo data reveals that the most frequently booked plane model on the route from Chicago to Romania is Airbus A330, representing 70.00% of all bookings. The subsequent popular model is Airbus A330-200 at 30.00%.

Best airlines flying from Chicago to Romania

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $300	Free Cancellation	Rating 7.3 10,472 reviews	Search United Airlines flights
British Airways	PriceFrom $418	Free Cancellation	Rating 6.7 8,286 reviews	Search British Airways flights
Air France	PriceFrom $510	Free Cancellation	Rating 7.5 1,646 reviews	Search Air France flights
Turkish Airlines	PriceFrom $529	Free Cancellation	Rating 7.4 4,467 reviews	Search Turkish Airlines flights
Lufthansa	PriceFrom $563	Free Cancellation	Rating 6.8 8,292 reviews	Search Lufthansa flights
KLM	PriceFrom $568	Free Cancellation	Rating 7.8 1,595 reviews	Search KLM flights
SWISS	PriceFrom $569	Free Cancellation	Rating 7.5 2,116 reviews	Search SWISS flights
Delta	PriceFrom $575	Free Cancellation	Rating 7.8 8,699 reviews	Search Delta flights
Air Serbia	PriceFrom $582	Free Cancellation	Rating 6.1 238 reviews	Search Air Serbia flights
Austrian Airlines	PriceFrom $608	Free Cancellation	Rating 7.5 982 reviews	Search Austrian Airlines flights

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to Romania from Chicago with this policy.

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

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 Romania from Chicago.

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

If you are not ready to book a flight from Chicago to Romania now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Romania and let you know when they change.