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

American Airlines, SWISS, and Air Serbia 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 42% 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.

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 February 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.

$224 Cheap Flights from Chicago to Romania in 2026

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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.

7:05 pm - 3:20 pm

ORD

OTP

12h 15m

1 stop

4:10 pm - 12:35 pm

OTP

ORD

28h 25m

1 stop

$493SWISS

Wed, Aug 19 - Tue, Aug 25

9:50 pm - 5:30 pm

ORD

CLJ

11h 40m

1 stop

2:00 pm - 3:10 pm

CLJ

ORD

33h 10m

1 stop

$502LOT

Wed, Apr 22 - Fri, May 1

9:50 pm - 1:20 pm

ORD

CLJ

31h 30m

1 stop

2:00 pm - 3:10 pm

CLJ

ORD

33h 10m

1 stop

$503LOT

Wed, Apr 22 - Fri, May 1

9:15 pm - 2:40 pm

ORD

OTP

33h 25m

1 stop

8:15 am - 3:55 pm

OTP

ORD

15h 40m

1 stop

$508British Airways

Wed, Aug 12 - Wed, Aug 26

9:40 pm - 6:35 pm

ORD

OTP

12h 55m

1 stop

1:45 pm - 7:55 pm

OTP

ORD

14h 10m

1 stop

$510Lufthansa

Wed, Aug 12 - Wed, Aug 26

8:10 pm - 8:15 pm

ORD

CLJ

16h 05m

1 stop

9:05 pm - 9:40 am

CLJ

ORD

20h 35m

1 stop

$510Turkish Airlines

Thu, Apr 16 - Thu, Apr 30

9:40 pm - 6:35 pm

ORD

OTP

12h 55m

1 stop

1:45 pm - 10:16 am

OTP

ORD

28h 31m

2 stops

$515United Airlines

Wed, Aug 12 - Wed, Aug 26

8:10 pm - 8:10 am

ORD

OTP

28h 00m

1 stop

9:30 am - 9:40 am

OTP

ORD

32h 10m

1 stop

$516Turkish Airlines

Tue, Apr 7 - Fri, May 29

2:25 pm - 6:35 pm

ORD

OTP

20h 10m

2 stops

1:45 pm - 8:05 pm

OTP

ORD

38h 20m

2 stops

$519United Airlines

Wed, Aug 12 - Wed, Aug 26

5:55 pm - 1:40 pm

ORD

OMR

11h 45m

1 stop

2:15 pm - 10:53 am

OMR

ORD

28h 38m

2 stops

$594Lufthansa

Mon, Apr 6 - Fri, Apr 17

SWISS flights from Chicago to Romania

Our best SWISS deals on Chicago to Romania flight tickets

SWISS

Aug 19

ORD7:05 pmChicago O'Hare Intl

12h 15m

1 stop

OTP3:20 pmBucharest Otopeni Intl

Aug 25

OTP4:10 pmBucharest Otopeni Intl

28h 25m

1 stop

ORD12:35 pmChicago O'Hare Intl

$493

SWISS

Mar 31

ORD7:05 pmChicago O'Hare Intl

22h 00m

1 stop

OTP1:05 amBucharest Otopeni Intl

Apr 5

OTP4:10 pmBucharest Otopeni Intl

28h 25m

1 stop

ORD12:35 pmChicago O'Hare Intl

$553

Delta flights from Chicago to Romania

Our best Delta deals on Chicago to Romania flight tickets

Delta

Apr 8

ORD11:10 amChicago O'Hare Intl

17h 35m

2 stops

OTP12:45 pmBucharest Otopeni Intl

Apr 22

OTP7:05 amBucharest Otopeni Intl

15h 25m

1 stop

ORD2:30 pmChicago O'Hare Intl

$568

Delta

Apr 4

ORD9:35 amChicago O'Hare Intl

19h 10m

2 stops

OTP12:45 pmBucharest Otopeni Intl

Apr 28

OTP7:05 amBucharest Otopeni Intl

15h 10m

1 stop

ORD2:15 pmChicago O'Hare Intl

$569

Delta

Apr 5

ORD9:50 amChicago O'Hare Intl

19h 10m

2 stops

OTP1:00 pmBucharest Otopeni Intl

Apr 20

OTP2:00 pmBucharest Otopeni Intl

32h 15m

1 stop

ORD2:15 pmChicago O'Hare Intl

$573

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 8/19

7:05 pm-3:20 pm

1 stop12h 15m

Bucharest Otopeni Intl

Tue 8/25

4:10 pm-12:35 pm

1 stop28h 25m

$493

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Wed 4/22

9:50 pm-5:30 pm

1 stop11h 40m

Cluj Napoca

Fri 5/1

2:00 pm-3:10 pm

1 stop33h 10m

$502

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Wed 4/22

9:50 pm-1:20 pm

1 stop31h 30m

Cluj Napoca

Fri 5/1

2:00 pm-3:10 pm

1 stop33h 10m

$503

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 8/12

9:15 pm-2:40 pm

1 stop33h 25m

Bucharest Otopeni Intl

Wed 8/26

8:15 am-3:55 pm

1 stop15h 40m

$508

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 8/12

9:40 pm-6:35 pm

1 stop12h 55m

Bucharest Otopeni Intl

Wed 8/26

1:45 pm-7:55 pm

1 stop14h 10m

$510

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Thu 4/16

8:10 pm-8:15 pm

1 stop16h 05m

Cluj Napoca

Thu 4/30

9:05 pm-9:40 am

1 stop20h 35m

$510

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 8/12

9:40 pm-6:35 pm

1 stop12h 55m

Bucharest Otopeni Intl

Wed 8/26

1:45 pm-10:16 am

2 stops28h 31m

$515

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 4/7

8:10 pm-8:10 am

1 stop28h 00m

Bucharest Otopeni Intl

Fri 5/29

9:30 am-9:40 am

1 stop32h 10m

$516

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 8/12

2:25 pm-6:35 pm

2 stops20h 10m

Bucharest Otopeni Intl

Wed 8/26

1:45 pm-8:05 pm

2 stops38h 20m

$519

ChicagoOradea

ORD - OMR

ORDOMR

Chicago O'Hare Intl

Mon 4/6

5:55 pm-1:40 pm

1 stop11h 45m

Oradea

Fri 4/17

2:15 pm-10:53 am

2 stops28h 38m

$594

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 January. Flight prices, which tend to average around $566, are often lower during this time because this is during the off-season. If you are unable to visit Romania during the month of January, then departing from Chicago during the month October is also very affordable. Most momondo users find prices during this month for around $572.

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 Monday when prices can be found for as low as $829. 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 Tuesday because tickets tend to average around $860. 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 $720 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 2 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?

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	$781
Fastest flight time	9h 50m
Direct flights	Mon and Fri
Airports in Romania	29 airports

The best flight deal from Chicago to Romania found on momondo in the last 72 hours is $781

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

Direct flights go from Chicago to Romania on Monday and Friday. There are no airlines offering direct flights.

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 February 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 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
United Airlines	PriceFrom $300	Free Cancellation	Rating 7.4 9,348 reviews	Search United Airlines flights
Scandinavian Airlines	PriceFrom $326	Free Cancellation	Rating 7.3 1,699 reviews	Search Scandinavian Airlines flights
Turkish Airlines	PriceFrom $503	Free Cancellation	Rating 7.3 4,237 reviews	Search Turkish Airlines flights
Austrian Airlines	PriceFrom $517	Free Cancellation	Rating 7.6 900 reviews	Search Austrian Airlines flights
KLM	PriceFrom $539	Free Cancellation	Rating 7.7 1,460 reviews	Search KLM flights
British Airways	PriceFrom $544	Free Cancellation	Rating 6.7 7,768 reviews	Search British Airways flights
Lufthansa	PriceFrom $558	Free Cancellation	Rating 6.8 7,810 reviews	Search Lufthansa flights
LOT	PriceFrom $562	Free Cancellation	Rating 7.5 1,181 reviews	Search LOT flights
Air France	PriceFrom $569	Free Cancellation	Rating 7.4 1,538 reviews	Search Air France flights
Delta	PriceFrom $575	Free Cancellation	Rating 7.9 8,237 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.

An easier way to manage your Romania 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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Popular cities

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Complete your trip

Feeling lucky

Popular cities in Romania

Flights to Bucharestfrom $370

Flights to Cluj Napocafrom $382

Flights to Timisoarafrom $524

Flights to Iaşifrom $516

Flights to Sibiufrom $534

Flights to Suceavafrom $859

Flights to Oradeafrom $682

Flights to Bacăufrom $1,265

Flights to Târgu Mureş

Flights to Constanţafrom $512

Flights to Baia Mare

Flights to Satu Marefrom $876

Cheap flights from Chicago to Romania from $224

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 Romania departing on 8/24. 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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Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

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SWISS flights from Chicago to Romania

Our best SWISS deals on Chicago to Romania flight tickets

Delta flights from Chicago to Romania

Our best Delta deals on Chicago to Romania flight tickets

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Use the filters below to find and compare flights from Chicago to Romania that are best for you.

See travel insights to Romania from

How to get the cheapest flight ticket from Chicago to Romania

What is the cheapest month to fly to Romania?

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

What is the cheapest Chicago to Romania flight route?

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

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

Can stopping save me money on Chicago to Romania flights?

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

What airlines fly 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

Fastest flight time

Direct flights

Airports in Romania

Best airlines flying from Chicago to Romania

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

Why use momondo?

An easier way to manage your Romania 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

Popular cities in Romania

Popular flights according to clicks in the last 7 days on momondo

Chicago flight routes

According to popular flight searches on momondo this year

Romania flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Romania

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Romania

List of cabin classes available on flights landing in Romania. Availability may vary depending on flight origin and airline.

Complete your trip to Romania

Explore popular destinations other users love

According to popular flight searches on momondo this year