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

American Airlines, KLM, and British Airways are the most popular carriers operating from Chicago to Romania

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 36% of people opting to fly with this airline when traveling to Romania. Keep in mind that there are 14 different airlines that fly to Romania on a routine basis, so you have a few additional options to choose from.

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 December 2025, there are 14 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.

$223 Cheap Flights from Chicago to Romania in 2025/26

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Find the cheapest flights from Chicago to Romania

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:50 pm - 12:55 am

ORD

CLJ

19h 05m1 stop

6:00 am - 6:25 pm

CLJ

ORD

20h 25m1 stop

$489Lufthansa

Wed, Feb 4 - Mon, Mar 2

6:15 pm - 1:30 pm

ORD

OMR

35h 15m2 stops

2:10 pm - 7:25 pm

OMR

ORD

12h 15m1 stop

$492Lufthansa

Wed, Feb 11 - Fri, Mar 13

9:55 pm - 5:20 pm

ORD

CLJ

11h 25m1 stop

1:55 pm - 9:00 pm

CLJ

ORD

14h 05m1 stop

$502LOT

Wed, Feb 11 - Wed, Mar 11

9:55 pm - 5:35 pm

ORD

CLJ

11h 40m1 stop

1:55 pm - 9:00 pm

CLJ

ORD

14h 05m1 stop

$512LOT

Fri, Feb 13 - Wed, Mar 11

7:50 pm - 8:20 pm

ORD

CLJ

16h 30m1 stop

9:55 am - 6:15 pm

CLJ

ORD

16h 20m1 stop

$517Turkish Airlines

Wed, May 6 - Tue, May 19

11:25 am - 9:05 am

ORD

CLJ

13h 40m1 stop

9:55 am - 6:15 pm

CLJ

ORD

16h 20m1 stop

$518Turkish Airlines

Tue, Apr 14 - Wed, May 20

4:20 pm - 1:20 am

ORD

IAS

25h 00m1 stop

4:00 pm - 1:20 pm

IAS

ORD

29h 20m1 stop

$686Austrian Airlines

Sat, May 9 - Thu, May 21

4:20 pm - 1:20 am

ORD

IAS

25h 00m1 stop

4:00 pm - 6:38 pm

IAS

ORD

34h 38m2 stops

$697Austrian Airlines

Sat, May 9 - Mon, May 18

6:00 pm - 6:15 pm

ORD

SBZ

16h 15m1 stop

6:00 am - 6:25 pm

SBZ

ORD

20h 25m1 stop

$705United Airlines

Wed, Mar 4 - Sun, Mar 8

7:10 am - 6:15 pm

ORD

SBZ

27h 05m2 stops

6:00 am - 6:25 pm

SBZ

ORD

20h 25m1 stop

$709United Airlines

Wed, Mar 4 - Sun, Mar 8

Delta flights from Chicago to Romania

Our best Delta deals on Chicago to Romania flight tickets

Delta

Apr 30

ORD4:20 pmChicago O'Hare Intl

17h 00m

1 stop

OTP5:20 pmBucharest Otopeni Intl

May 13

OTP2:00 pmBucharest Otopeni Intl

16h 06m

2 stops

ORD10:06 pmChicago O'Hare Intl

$552

Find similar

Delta

Apr 27

ORD8:15 amChicago O'Hare Intl

20h 30m

2 stops

OTP12:45 pmBucharest Otopeni Intl

May 15

OTP7:00 amBucharest Otopeni Intl

15h 15m

1 stop

ORD2:15 pmChicago O'Hare Intl

$566

Find similar

Delta

Jan 24

ORD10:06 amChicago O'Hare Intl

17h 59m

2 stops

OTP12:05 pmBucharest Otopeni Intl

Feb 7

OTP6:00 amBucharest Otopeni Intl

16h 20m

1 stop

ORD2:20 pmChicago O'Hare Intl

$569

Find similar

Air Canada flights from Chicago to Romania

Our best Air Canada deals on Chicago to Romania flight tickets

Air Canada

Feb 8

ORD5:52 pmChicago O'Hare Intl

35h 48m

2 stops

CLJ1:40 pmCluj Napoca

Mar 8

CLJ6:00 amCluj Napoca

34h 13m

2 stops

ORD8:13 amChicago O'Hare Intl

$542

Find similar

Air Canada

Mar 30

ORD2:00 pmChicago O'Hare Intl

14h 00m

2 stops

OTP12:00 pmBucharest Otopeni Intl

Apr 13

OTP6:05 amBucharest Otopeni Intl

17h 05m

2 stops

ORD3:10 pmChicago O'Hare Intl

$553

Find similar

Air Canada

Jan 19

ORD12:50 pmChicago O'Hare Intl

17h 15m

2 stops

OTP2:05 pmBucharest Otopeni Intl

Feb 3

OTP5:55 amBucharest Otopeni Intl

17h 00m

2 stops

ORD2:55 pmChicago O'Hare Intl

$559

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Wed 2/4

9:50 pm-12:55 am

1 stop19h 05m

Cluj Napoca

Mon 3/2

6:00 am-6:25 pm

1 stop20h 25m

$489

ChicagoOradea

ORD - OMR

ORDOMR

Chicago O'Hare Intl

Wed 2/11

6:15 pm-1:30 pm

2 stops35h 15m

Oradea

Fri 3/13

2:10 pm-7:25 pm

1 stop12h 15m

$492

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Wed 2/11

9:55 pm-5:20 pm

1 stop11h 25m

Cluj Napoca

Wed 3/11

1:55 pm-9:00 pm

1 stop14h 05m

$502

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Fri 2/13

9:55 pm-5:35 pm

1 stop11h 40m

Cluj Napoca

Wed 3/11

1:55 pm-9:00 pm

1 stop14h 05m

$512

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Wed 5/6

7:50 pm-8:20 pm

1 stop16h 30m

Cluj Napoca

Tue 5/19

9:55 am-6:15 pm

1 stop16h 20m

$517

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Tue 4/14

11:25 am-9:05 am

1 stop13h 40m

Cluj Napoca

Wed 5/20

9:55 am-6:15 pm

1 stop16h 20m

$518

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Sat 5/9

4:20 pm-1:20 am

1 stop25h 00m

Iasi

Thu 5/21

4:00 pm-1:20 pm

1 stop29h 20m

$686

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Sat 5/9

4:20 pm-1:20 am

1 stop25h 00m

Iasi

Mon 5/18

4:00 pm-6:38 pm

2 stops34h 38m

$697

ChicagoSibiu

ORD - SBZ

ORDSBZ

Chicago O'Hare Intl

Wed 3/4

6:00 pm-6:15 pm

1 stop16h 15m

Sibiu

Sun 3/8

6:00 am-6:25 pm

1 stop20h 25m

$705

ChicagoSibiu

ORD - SBZ

ORDSBZ

Chicago O'Hare Intl

Wed 3/4

7:10 am-6:15 pm

2 stops27h 05m

Sibiu

Sun 3/8

6:00 am-6:25 pm

1 stop20h 25m

$709

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 October. Flight prices, which tend to average around $569, are often lower during this time because this is during the off-season. If you are unable to visit Romania during the month of October, then departing from Chicago during the month February is also very affordable. Most momondo users find prices during this month for around $599.

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 Sunday when prices can be found for as low as $846. 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 $856. 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 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 $722 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 $634 on momondo.

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

There is only 1 cabin class 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?

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

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	$218
Fastest flight time	9h 50m
Direct flights	Mon and Fri
Airports in Romania	29 airports

The best one-way flight to Romania from Chicago in the past 72 hours is $218. The best round-trip flight deal from Chicago to Romania found on momondo in the last 72 hours is $811.

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

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

There are 29 airports in Romania. From Chicago there are direct flights to Bucharest Otopeni Intl (OTP).

Search flight deals

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 December 2025, there are 14 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 100.00% of all bookings.

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
Scandinavian Airlines	PriceFrom $385	Free Cancellation	Rating 7.4 1,630 reviews	Search Scandinavian Airlines flights
Turkish Airlines	PriceFrom $504	Free Cancellation	Rating 7.3 4,126 reviews	Search Turkish Airlines flights
Austrian Airlines	PriceFrom $517	Free Cancellation	Rating 7.6 884 reviews	Search Austrian Airlines flights
LOT	PriceFrom $562	Free Cancellation	Rating 7.5 1,155 reviews	Search LOT flights
Lufthansa	PriceFrom $565	Free Cancellation	Rating 6.8 7,659 reviews	Search Lufthansa flights
KLM	PriceFrom $568	Free Cancellation	Rating 7.7 1,435 reviews	Search KLM flights
Air France	PriceFrom $569	Free Cancellation	Rating 7.4 1,515 reviews	Search Air France flights
Delta	PriceFrom $575	Free Cancellation	Rating 7.9 8,016 reviews	Search Delta flights
British Airways	PriceFrom $577	Free Cancellation	Rating 6.7 7,616 reviews	Search British Airways flights
United Airlines	PriceFrom $595	Free Cancellation	Rating 7.4 9,114 reviews	Search United 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.