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 47% 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?

Lufthansa, Air Canada, and Air Serbia 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 September 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.

$297 Cheap Flights from Chicago to Romania in 2026

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.

7:00 pm - 10:10 pmORD Chicago O'Hare Intl-IAS Iasi

19h 10m2 stops Lisbon Humberto Delgado Barcelona-El Prat

2:40 pm - 3:30 pmIAS Iasi-ORD Chicago O'Hare Intl

32h 50m2 stops Barcelona-El Prat Lisbon Humberto Delgado

$665Multiple Airlines

Wed, Nov 4 - Tue, Nov 17

8:10 pm - 9:25 amORD Chicago O'Hare Intl-TSR Timisoara

29h 15m1 stop Istanbul

9:55 pm - 9:40 amTSR Timisoara-ORD Chicago O'Hare Intl

19h 45m1 stop Istanbul

$702Turkish Airlines

Sun, Sep 27 - Wed, Oct 14

10:50 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

$703Lufthansa

Fri, Oct 30 - Sun, Nov 15

6:00 pm - 1:50 pmORD Chicago O'Hare Intl-CLJ Cluj Napoca

11h 50m1 stop Munich Franz Josef Strauss

6:10 am - 2:10 pmCLJ Cluj Napoca-ORD Chicago O'Hare Intl

16h 00m1 stop Munich Franz Josef Strauss

$703United Airlines

Tue, Nov 3 - Fri, Nov 13

6:00 pm - 1:50 pmORD Chicago O'Hare Intl-CLJ Cluj Napoca

11h 50m1 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

$703United Airlines

Tue, Nov 3 - Wed, Nov 11

8:10 pm - 9:05 amORD Chicago O'Hare Intl-CLJ Cluj Napoca

28h 55m1 stop Istanbul

9:05 pm - 9:40 amCLJ Cluj Napoca-ORD Chicago O'Hare Intl

20h 35m1 stop Istanbul

$704Turkish Airlines

Wed, Oct 7 - Wed, Oct 14

7:05 am - 1:50 pmORD Chicago O'Hare Intl-CLJ Cluj Napoca

22h 45m2 stops Montreal Pierre Elliott Trudeau Intl Munich Franz Josef Strauss

6:10 am - 2:37 pmCLJ Cluj Napoca-ORD Chicago O'Hare Intl

40h 27m2 stops Munich Franz Josef Strauss Vancouver Intl

$706Air Canada

Mon, Nov 2 - Sun, Nov 15

9:50 pm - 5:20 pmORD Chicago O'Hare Intl-CLJ Cluj Napoca

11h 30m1 stop Warsaw Frederic Chopin

1:55 pm - 7:55 pmCLJ Cluj Napoca-ORD Chicago O'Hare Intl

14h 00m1 stop Warsaw Frederic Chopin

$707LOT

Mon, Nov 23 - Wed, Dec 2

9:50 pm - 1:20 pmORD Chicago O'Hare Intl-CLJ Cluj Napoca

31h 30m1 stop Warsaw Frederic Chopin

1:55 pm - 8:55 pmCLJ Cluj Napoca-ORD Chicago O'Hare Intl

14h 00m1 stop Warsaw Frederic Chopin

$707LOT

Sun, Oct 18 - Wed, Oct 28

10:50 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

$708Lufthansa

Wed, Oct 28 - Fri, Nov 13

Cheap last minute flights

Enter your travel dates to find the best prices.

12:55 pm - 6:05 pmORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

21h 10m2 stops Washington, D.C. Dulles Intl Vienna Intl

6:35 am - 5:05 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

18h 30m2 stops Vienna Intl Washington, D.C. Dulles Intl

$740Austrian Airlines

Wed, Sep 16 - Tue, Oct 6

12:55 pm - 3:10 pmORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

18h 15m2 stops Washington, D.C. Dulles Intl Vienna Intl

6:35 am - 5:05 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

18h 30m2 stops Vienna Intl Washington, D.C. Dulles Intl

$740Austrian Airlines

Wed, Sep 16 - Wed, Oct 7

10:50 am - 12:25 pmORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

17h 35m2 stops Washington, D.C. Dulles Intl Vienna Intl

1:45 pm - 11:32 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

17h 47m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

$745United Airlines

Wed, Sep 16 - Thu, Oct 8

12:55 pm - 12:25 pmORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

15h 30m2 stops Washington, D.C. Dulles Intl Vienna Intl

1:45 pm - 2:55 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

33h 10m1 stop Frankfurt am Main

$756United Airlines

Wed, Sep 16 - Thu, Oct 8

11:20 pm - 3:35 pmORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

32h 15m1 stop Belgrade Nikola Tesla

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

30h 25m1 stop Belgrade Nikola Tesla

$759Air Serbia

Sat, Sep 12 - Tue, Oct 13

4:40 pm - 3:20 pmORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

14h 40m1 stop Belgrade Nikola Tesla

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

30h 25m1 stop Belgrade Nikola Tesla

$759Air Serbia

Wed, Sep 16 - Tue, Oct 13

5:55 pm - 1:20 amORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

23h 25m1 stop London Heathrow

8:15 am - 2:55 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

14h 40m1 stop London Heathrow

$768American Airlines

Tue, Sep 15 - Tue, Sep 29

5:55 pm - 1:20 amORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

23h 25m1 stop London Heathrow

8:15 am - 9:12 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

20h 57m2 stops London Heathrow New York John F Kennedy Intl

$778American Airlines

Tue, Sep 15 - Tue, Sep 29

4:01 pm - 3:25 pmORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

15h 24m2 stops New York John F Kennedy Intl London Heathrow

8:15 am - 9:12 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

20h 57m2 stops London Heathrow New York John F Kennedy Intl

$863British Airways

Tue, Sep 15 - Tue, Sep 29

1:35 pm - 2:35 pmORD Chicago O'Hare Intl-OTP Bucharest Otopeni Intl

17h 00m2 stops New York John F Kennedy Intl London Heathrow

4:15 pm - 9:05 pmOTP Bucharest Otopeni Intl-ORD Chicago O'Hare Intl

36h 50m2 stops London Heathrow New York John F Kennedy Intl

$930British Airways

Wed, Sep 16 - Wed, Oct 7

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Lufthansa flights from Chicago to Romania

Our best Lufthansa deals on Chicago to Romania flight tickets

Lufthansa

Oct 28

ORD10:50 pmChicago O'Hare Intl

19h 15m

1 stop

CLJ1:05 amCluj Napoca

Nov 17

CLJ6:10 amCluj Napoca

20h 15m

1 stop

ORD6:25 pmChicago O'Hare Intl

$708

Lufthansa

Oct 31

ORD10:50 pmChicago O'Hare Intl

19h 15m

1 stop

CLJ1:05 amCluj Napoca

Nov 14

CLJ6:10 amCluj Napoca

20h 15m

1 stop

ORD6:25 pmChicago O'Hare Intl

$722

Lufthansa

Oct 30

ORD10:50 pmChicago O'Hare Intl

19h 15m

1 stop

CLJ1:05 amCluj Napoca

Nov 13

CLJ6:10 amCluj Napoca

15h 00m

2 stops

ORD1:10 pmChicago O'Hare Intl

$724

KLM flights from Chicago to Romania

Our best KLM deals on Chicago to Romania flight tickets

KLM

Oct 25

MDW6:44 pmChicago Midway

13h 41m

2 stops

OTP3:25 pmBucharest Otopeni Intl

Nov 10

OTP8:35 amBucharest Otopeni Intl

17h 29m

2 stops

MDW6:04 pmChicago Midway

$793

KLM

Oct 30

MDW6:44 pmChicago Midway

15h 26m

2 stops

OTP5:10 pmBucharest Otopeni Intl

Nov 14

OTP8:35 amBucharest Otopeni Intl

17h 29m

2 stops

MDW6:04 pmChicago Midway

$901

KLM

Sep 29

MDW7:13 pmChicago Midway

14h 27m

2 stops

OTP5:40 pmBucharest Otopeni Intl

Nov 10

OTP8:35 amBucharest Otopeni Intl

17h 29m

2 stops

MDW6:04 pmChicago Midway

$1,004

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoIaşi

ORD Chicago O'Hare Intl - IAS Iasi

ORDIAS

Chicago O'Hare Intl

Wed 11/4

7:00 pm-10:10 pm

2 stops19h 10m

Iasi

Tue 11/17

2:40 pm-3:30 pm

2 stops32h 50m

$665

ChicagoTimisoara

ORD Chicago O'Hare Intl - TSR Timisoara

ORDTSR

Chicago O'Hare Intl

Sun 9/27

8:10 pm-9:25 am

1 stop29h 15m

Timisoara

Wed 10/14

9:55 pm-9:40 am

1 stop19h 45m

$702

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Fri 10/30

10:50 pm-1:05 am

1 stop19h 15m

Cluj Napoca

Sun 11/15

6:10 am-6:25 pm

1 stop20h 15m

$703

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Tue 11/3

6:00 pm-1:50 pm

1 stop11h 50m

Cluj Napoca

Fri 11/13

6:10 am-2:10 pm

1 stop16h 00m

$703

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Tue 11/3

6:00 pm-1:50 pm

1 stop11h 50m

Cluj Napoca

Wed 11/11

6:10 am-6:25 pm

1 stop20h 15m

$703

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Wed 10/7

8:10 pm-9:05 am

1 stop28h 55m

Cluj Napoca

Wed 10/14

9:05 pm-9:40 am

1 stop20h 35m

$704

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Mon 11/2

7:05 am-1:50 pm

2 stops22h 45m

Cluj Napoca

Sun 11/15

6:10 am-2:37 pm

2 stops40h 27m

$706

Quickest round-trip

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Mon 11/23

9:50 pm-5:20 pm

1 stop11h 30m

Cluj Napoca

Wed 12/2

1:55 pm-7:55 pm

1 stop14h 00m

$707

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Sun 10/18

9:50 pm-1:20 pm

1 stop31h 30m

Cluj Napoca

Wed 10/28

1:55 pm-8:55 pm

1 stop14h 00m

$707

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Wed 10/28

10:50 pm-1:05 am

1 stop19h 15m

Cluj Napoca

Fri 11/13

6:10 am-6:25 pm

1 stop20h 15m

$708

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 $592.

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 $776 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 23% 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	$297
Fastest flight time	11h 40m
Direct flights	None

The best one-way flight to Romania from Chicago in the past 72 hours is $297. The best round-trip flight deal from Chicago to Romania found on momondo in the last 72 hours is $665.

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 September 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 10,194 reviews	Search United Airlines flights
British Airways	PriceFrom $418	Free Cancellation	Rating 6.7 8,210 reviews	Search British Airways flights
Turkish Airlines	PriceFrom $504	Free Cancellation	Rating 7.4 4,472 reviews	Search Turkish Airlines flights
Air France	PriceFrom $510	Free Cancellation	Rating 7.5 1,651 reviews	Search Air France flights
KLM	PriceFrom $543	Free Cancellation	Rating 7.8 1,576 reviews	Search KLM flights
Lufthansa	PriceFrom $549	Free Cancellation	Rating 6.8 8,214 reviews	Search Lufthansa flights
Air Serbia	PriceFrom $566	Free Cancellation	Rating 6.1 237 reviews	Search Air Serbia flights
LOT	PriceFrom $568	Free Cancellation	Rating 7.5 1,200 reviews	Search LOT flights
SWISS	PriceFrom $569	Free Cancellation	Rating 7.5 2,066 reviews	Search SWISS flights
Delta	PriceFrom $575	Free Cancellation	Rating 7.8 8,553 reviews	Search Delta 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.