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 48% 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?

British Airways, Delta, and United 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 October 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.

$321 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.

7:10 pm - 1:50 pmORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

34h 40m3 stops Kastrup Copenhagen Stockholm Arlanda Warsaw Frederic Chopin

2:35 pm - 4:45 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

34h 10m3 stops Warsaw Frederic Chopin Stockholm Arlanda Kastrup Copenhagen

$661Multiple Airlines

Wed, Nov 4 - Wed, Nov 11

11:45 am - 8:35 pmORD Chicago O'Hare Intl-CLJ Cluj Napoca

24h 50m1 stop Istanbul

9:55 am - 6:20 pmCLJ Cluj Napoca-ORD Chicago O'Hare Intl

16h 25m1 stop Istanbul

$667Turkish Airlines

Mon, Nov 9 - Wed, Nov 25

5:30 pm - 3:10 amORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

26h 40m1 stop Belgrade Nikola Tesla

4:05 pm - 2:45 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

30h 40m1 stop Belgrade Nikola Tesla

$667Air Serbia

Sat, Oct 31 - Thu, Nov 12

5:30 pm - 3:05 pmORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

14h 35m1 stop Belgrade Nikola Tesla

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

18h 15m1 stop Belgrade Nikola Tesla

$667Air Serbia

Sat, Oct 31 - Thu, Nov 12

11:25 am - 8:15 pmORD Chicago O'Hare Intl-CLJ Cluj Napoca

24h 50m1 stop Istanbul

9:25 pm - 11:00 amCLJ Cluj Napoca-ORD Chicago O'Hare Intl

20h 35m1 stop Istanbul

$667Turkish Airlines

Tue, Oct 20 - Tue, Oct 27

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

32h 00m1 stop Warsaw Frederic Chopin

6:30 pm - 7:55 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

33h 25m1 stop Warsaw Frederic Chopin

$670LOT

Mon, Feb 8 - Mon, Feb 22

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

13h 00m1 stop Zurich

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

31h 35m1 stop Zurich

$673SWISS

Tue, Feb 9 - Tue, Feb 23

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

$676SWISS

Wed, Feb 3 - Wed, Feb 17

7:10 pm - 1:50 pmORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

34h 40m3 stops Kastrup Copenhagen Stockholm Arlanda Warsaw Frederic Chopin

6:30 pm - 4:45 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

30h 15m3 stops Warsaw Frederic Chopin Stockholm Arlanda Kastrup Copenhagen

$678Multiple Airlines

Wed, Nov 4 - Tue, Nov 10

9:50 pm - 12:50 pmORD Chicago O'Hare Intl-CLJ Cluj Napoca

31h 00m1 stop Warsaw Frederic Chopin

6:00 pm - 7:55 pmCLJ Cluj Napoca-ORD Chicago O'Hare Intl

33h 55m1 stop Warsaw Frederic Chopin

$679LOT

Fri, Jan 29 - Tue, Feb 16

Cheap last minute flights

Enter your travel dates to find the best prices.

4:40 pm - 3:05 amORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

26h 25m1 stop Belgrade Nikola Tesla

4:05 pm - 2:30 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

30h 25m1 stop Belgrade Nikola Tesla

$703Air Serbia

Wed, Oct 14 - Tue, Oct 20

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

28h 00m1 stop Istanbul

9:40 pm - 9:40 amOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

20h 00m1 stop Istanbul

$753Turkish Airlines

Wed, Oct 14 - Wed, Oct 21

8:10 pm - 8:15 pmORD Chicago O'Hare Intl-CLJ Cluj Napoca

16h 05m1 stop Istanbul

9:55 am - 7:20 pmCLJ Cluj Napoca-ORD Chicago O'Hare Intl

17h 25m1 stop Istanbul

$757Turkish Airlines

Wed, Oct 14 - Mon, Nov 2

5:00 pm - 5:20 pmORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

16h 20m1 stop London Heathrow

8:15 am - 6:45 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

18h 30m1 stop London Heathrow

$803British Airways

Mon, Oct 12 - Thu, Jan 7

7:05 pm - 5:20 pmORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

14h 15m1 stop London Heathrow

8:25 am - 6:45 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

18h 20m1 stop London Heathrow

$818British Airways

Mon, Oct 12 - Fri, Jan 8

7:15 pm - 11:45 pmORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

20h 30m2 stops Kastrup Copenhagen Amsterdam Schiphol

4:50 pm - 4:10 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

31h 20m2 stops Amsterdam Schiphol Kastrup Copenhagen

$827Scandinavian Airlines

Tue, Oct 13 - Mon, Oct 19

7:15 pm - 11:45 pmORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

20h 30m2 stops Kastrup Copenhagen Amsterdam Schiphol

8:35 am - 4:10 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

39h 35m2 stops Amsterdam Schiphol Kastrup Copenhagen

$827Scandinavian Airlines

Tue, Oct 13 - Tue, Oct 20

2:20 pm - 10:00 amORD Chicago O'Hare Intl-CLJ Cluj Napoca

11h 40m1 stop Zurich

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

13h 30m1 stop Zurich

$881SWISS

Wed, Oct 14 - Thu, Jan 14

2:20 pm - 10:00 amORD Chicago O'Hare Intl-CLJ Cluj Napoca

11h 40m1 stop Zurich

3:15 pm - 4:15 pmCLJ Cluj Napoca-ORD Chicago O'Hare Intl

33h 00m1 stop Zurich

$899SWISS

Wed, Oct 14 - Mon, Jan 11

3:35 pm - 1:10 pmORD Chicago O'Hare Intl-CLJ Cluj Napoca

13h 35m1 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

$919Lufthansa

Wed, Oct 14 - Fri, Jan 29

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Turkish Airlines flights from Chicago to Romania

Our best Turkish Airlines deals on Chicago to Romania flight tickets

Turkish Airlines

Oct 20

ORD11:25 amChicago O'Hare Intl

24h 50m

1 stop

CLJ8:15 pmCluj Napoca

Oct 27

CLJ9:25 pmCluj Napoca

20h 35m

1 stop

ORD11:00 amChicago O'Hare Intl

$667

Turkish Airlines

Oct 20

ORD8:10 pmChicago O'Hare Intl

16h 05m

1 stop

CLJ8:15 pmCluj Napoca

Nov 11

CLJ9:55 amCluj Napoca

16h 25m

1 stop

ORD6:20 pmChicago O'Hare Intl

$669

Turkish Airlines

Nov 10

ORD8:15 pmChicago O'Hare Intl

16h 00m

1 stop

OTP8:15 pmBucharest Otopeni Intl

Nov 17

OTP10:10 amBucharest Otopeni Intl

16h 10m

1 stop

ORD6:20 pmChicago O'Hare Intl

$672

Air Serbia flights from Chicago to Romania

Our best Air Serbia deals on Chicago to Romania flight tickets

Air Serbia

Oct 31

ORD5:30 pmChicago O'Hare Intl

26h 40m

1 stop

OTP3:10 amBucharest Otopeni Intl

Nov 12

OTP4:05 pmBucharest Otopeni Intl

30h 40m

1 stop

ORD2:45 pmChicago O'Hare Intl

$667

Air Serbia

Oct 31

ORD5:30 pmChicago O'Hare Intl

14h 35m

1 stop

OTP3:05 pmBucharest Otopeni Intl

Nov 12

OTP4:05 pmBucharest Otopeni Intl

30h 40m

1 stop

ORD2:45 pmChicago O'Hare Intl

$668

Air Serbia

Oct 31

ORD5:30 pmChicago O'Hare Intl

14h 35m

1 stop

OTP3:05 pmBucharest Otopeni Intl

Nov 12

OTP4:30 amBucharest Otopeni Intl

18h 15m

1 stop

ORD2:45 pmChicago O'Hare Intl

$671

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

Wed 11/4

7:10 pm-1:50 pm

3 stops34h 40m

Bucharest Otopeni Intl

Wed 11/11

2:35 pm-4:45 pm

3 stops34h 10m

$661

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Mon 11/9

11:45 am-8:35 pm

1 stop24h 50m

Cluj Napoca

Wed 11/25

9:55 am-6:20 pm

1 stop16h 25m

$667

ChicagoBucharest

ORD Chicago O'Hare Intl - OTP Bucharest Otopeni Intl

ORDOTP

Chicago O'Hare Intl

Sat 10/31

5:30 pm-3:10 am

1 stop26h 40m

Bucharest Otopeni Intl

Thu 11/12

4:05 pm-2:45 pm

1 stop30h 40m

$667

Quickest round-trip

ChicagoBucharest

ORD Chicago O'Hare Intl - OTP Bucharest Otopeni Intl

ORDOTP

Chicago O'Hare Intl

Sat 10/31

5:30 pm-3:05 pm

1 stop14h 35m

Bucharest Otopeni Intl

Thu 11/12

4:30 am-2:45 pm

1 stop18h 15m

$667

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Tue 10/20

11:25 am-8:15 pm

1 stop24h 50m

Cluj Napoca

Tue 10/27

9:25 pm-11:00 am

1 stop20h 35m

$667

ChicagoBucharest

ORD Chicago O'Hare Intl - OTP Bucharest Otopeni Intl

ORDOTP

Chicago O'Hare Intl

Mon 2/8

9:50 pm-1:50 pm

1 stop32h 00m

Bucharest Otopeni Intl

Mon 2/22

6:30 pm-7:55 pm

1 stop33h 25m

$670

ChicagoBucharest

ORD Chicago O'Hare Intl - OTP Bucharest Otopeni Intl

ORDOTP

Chicago O'Hare Intl

Tue 2/9

6:50 pm-3:50 pm

1 stop13h 00m

Bucharest Otopeni Intl

Tue 2/23

4:40 pm-4:15 pm

1 stop31h 35m

$673

ChicagoBucharest

ORD Chicago O'Hare Intl - OTP Bucharest Otopeni Intl

ORDOTP

Chicago O'Hare Intl

Wed 2/3

6:50 pm-1:15 am

1 stop22h 25m

Bucharest Otopeni Intl

Wed 2/17

4:40 pm-4:15 pm

1 stop31h 35m

$676

ChicagoBucharest

ORD Chicago O'Hare Intl - OTP Bucharest Otopeni Intl

ORDOTP

Chicago O'Hare Intl

Wed 11/4

7:10 pm-1:50 pm

3 stops34h 40m

Bucharest Otopeni Intl

Tue 11/10

6:30 pm-4:45 pm

3 stops30h 15m

$678

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Fri 1/29

9:50 pm-12:50 pm

1 stop31h 00m

Cluj Napoca

Tue 2/16

6:00 pm-7:55 pm

1 stop33h 55m

$679

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 $573, 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 November is also very affordable. Most momondo users find prices during this month for around $575.

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 $800 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 24% 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	$321
Fastest flight time	11h 40m
Direct flights	None

The best one-way flight to Romania from Chicago in the past 72 hours is $321. The best round-trip flight deal from Chicago to Romania found on momondo in the last 72 hours is $661.

The fastest flight from Chicago to Romania takes 11h 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 October 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 7.4 10,319 reviews	Search United Airlines flights
British Airways	PriceFrom $418	Free Cancellation	Rating 6.7 8,255 reviews	Search British Airways flights
Turkish Airlines	PriceFrom $503	Free Cancellation	Rating 7.4 4,454 reviews	Search Turkish Airlines flights
Air France	PriceFrom $510	Free Cancellation	Rating 7.5 1,650 reviews	Search Air France flights
KLM	PriceFrom $543	Free Cancellation	Rating 7.8 1,580 reviews	Search KLM flights
Lufthansa	PriceFrom $549	Free Cancellation	Rating 6.8 8,272 reviews	Search Lufthansa flights
SWISS	PriceFrom $569	Free Cancellation	Rating 7.5 2,094 reviews	Search SWISS flights
Delta	PriceFrom $575	Free Cancellation	Rating 7.8 8,641 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 7.5 981 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.