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

Lufthansa, Austrian Airlines, and United Airlines are the most popular carriers operating from Illinois to Romania

What airlines fly to Romania?

Lufthansa, Turkish Airlines and LOT are the top three most popular airlines that fly to Romania from Illinois according to our data. Lufthansa is the first choice among our users, with 40% 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 Illinois to Romania?

Prices for flights from Illinois to Romania are updated daily.

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

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

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Romania.

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

The travel and health documents required for your trip to Romania can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Romania. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$220 Cheap Flights from Illinois to Romania in 2026

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Find the cheapest flights from Illinois 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 05m

1 stop

6:00 am - 7:25 pm

CLJ

ORD

20h 25m

1 stop

$489Lufthansa

Mon, Mar 2 - Wed, Mar 18

9:50 pm - 12:55 am

ORD

CLJ

19h 05m

1 stop

6:00 am - 7:25 pm

CLJ

ORD

20h 25m

1 stop

$491Lufthansa

Mon, Mar 2 - Wed, Mar 18

7:05 pm - 3:20 pm

ORD

OTP

12h 15m

1 stop

6:20 am - 3:55 pm

OTP

ORD

17h 35m

1 stop

$494SWISS

Tue, Aug 11 - Tue, Aug 25

7:05 pm - 3:20 pm

ORD

OTP

12h 15m

1 stop

6:20 am - 3:55 pm

OTP

ORD

17h 35m

1 stop

$497SWISS

Tue, Aug 11 - Tue, Aug 25

8:45 am - 6:35 pm

ORD

OTP

25h 50m

2 stops

4:10 pm - 12:35 pm

OTP

ORD

28h 25m

1 stop

$506Multiple Airlines

Tue, Aug 11 - Tue, Aug 25

9:50 pm - 5:30 pm

ORD

CLJ

11h 40m

1 stop

2:00 pm - 7:50 pm

CLJ

ORD

13h 50m

1 stop

$508LOT

Tue, Apr 7 - Tue, Apr 14

9:50 pm - 5:30 pm

ORD

CLJ

11h 40m

1 stop

2:00 pm - 7:50 pm

CLJ

ORD

13h 50m

1 stop

$509LOT

Wed, Apr 1 - Tue, Apr 14

8:10 pm - 8:15 pm

ORD

CLJ

16h 05m

1 stop

9:55 am - 9:40 am

CLJ

ORD

31h 45m

1 stop

$511Turkish Airlines

Thu, Apr 16 - Thu, Apr 30

8:10 pm - 8:15 pm

ORD

CLJ

16h 05m

1 stop

9:55 am - 9:40 am

CLJ

ORD

31h 45m

1 stop

$512Turkish Airlines

Thu, Apr 16 - Thu, Apr 30

8:45 am - 6:35 pm

ORD

OTP

25h 50m

2 stops

4:10 pm - 12:35 pm

OTP

ORD

28h 25m

1 stop

$517Multiple Airlines

Tue, Aug 11 - Tue, Aug 25

United Airlines flights from Illinois to Romania

Our best United Airlines deals on Illinois to Romania flight tickets

United Airlines

Aug 3

ORD3:35 pmChicago O'Hare Intl

19h 00m

1 stop

OTP6:35 pmBucharest Otopeni Intl

Aug 26

OTP1:45 pmBucharest Otopeni Intl

14h 10m

1 stop

ORD7:55 pmChicago O'Hare Intl

$512

United Airlines

Aug 9

ORD9:40 pmChicago O'Hare Intl

19h 30m

1 stop

OTP1:10 amBucharest Otopeni Intl

Aug 25

OTP6:05 amBucharest Otopeni Intl

18h 52m

2 stops

ORD4:57 pmChicago O'Hare Intl

$520

United Airlines

Aug 9

ORD3:35 pmChicago O'Hare Intl

12h 25m

1 stop

OTP12:00 pmBucharest Otopeni Intl

Aug 26

OTP6:05 amBucharest Otopeni Intl

20h 28m

2 stops

ORD6:33 pmChicago O'Hare Intl

$522

Lufthansa flights from Illinois to Romania

Our best Lufthansa deals on Illinois to Romania flight tickets

Lufthansa

Mar 2

ORD9:50 pmChicago O'Hare Intl

19h 05m

1 stop

CLJ12:55 amCluj Napoca

Mar 18

CLJ6:00 amCluj Napoca

20h 25m

1 stop

ORD7:25 pmChicago O'Hare Intl

$489

Lufthansa

Mar 2

ORD9:50 pmChicago O'Hare Intl

19h 05m

1 stop

CLJ12:55 amCluj Napoca

Mar 18

CLJ6:00 amCluj Napoca

20h 25m

1 stop

ORD7:25 pmChicago O'Hare Intl

$491

Lufthansa

Aug 10

ORD3:35 pmChicago O'Hare Intl

14h 05m

1 stop

OMR1:40 pmOradea

Aug 25

OMR2:15 pmOradea

30h 20m

1 stop

ORD12:35 pmChicago O'Hare Intl

$507

Fly from

Fly to

Route

Depart

Return

Price

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Mon 3/2

9:50 pm-12:55 am

1 stop19h 05m

Cluj Napoca

Wed 3/18

6:00 am-7:25 pm

1 stop20h 25m

$489

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Mon 3/2

9:50 pm-12:55 am

1 stop19h 05m

Cluj Napoca

Wed 3/18

6:00 am-7:25 pm

1 stop20h 25m

$491

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 8/11

7:05 pm-3:20 pm

1 stop12h 15m

Bucharest Otopeni Intl

Tue 8/25

6:20 am-3:55 pm

1 stop17h 35m

$494

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 8/11

7:05 pm-3:20 pm

1 stop12h 15m

Bucharest Otopeni Intl

Tue 8/25

6:20 am-3:55 pm

1 stop17h 35m

$497

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 8/11

8:45 am-6:35 pm

2 stops25h 50m

Bucharest Otopeni Intl

Tue 8/25

4:10 pm-12:35 pm

1 stop28h 25m

$506

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Tue 4/7

9:50 pm-5:30 pm

1 stop11h 40m

Cluj Napoca

Tue 4/14

2:00 pm-7:50 pm

1 stop13h 50m

$508

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Wed 4/1

9:50 pm-5:30 pm

1 stop11h 40m

Cluj Napoca

Tue 4/14

2:00 pm-7:50 pm

1 stop13h 50m

$509

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

9:55 am-9:40 am

1 stop31h 45m

$511

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

9:55 am-9:40 am

1 stop31h 45m

$512

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 8/11

8:45 am-6:35 pm

2 stops25h 50m

Bucharest Otopeni Intl

Tue 8/25

4:10 pm-12:35 pm

1 stop28h 25m

$517

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 Illinois 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 Illinois 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 Illinois 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 $952. These prices are subject to change though, so be sure to set up a Price Alert for flights to Romania.

What is the cheapest Illinois to Romania flight route?

Fly from Chicago O'Hare Intl to Bucharest Otopeni Intl for the best Illinois - 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 Illinois 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 Illinois for as low as $669 on momondo.

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

There are 2 cabin classes available to choose from on Illinois 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 Illinois to Romania flights?

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

Cheap Illinois to Romania flight deals and tips

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

Best Price Found	$419
Fastest flight time	9h 50m
Direct flights	Mon and Fri
Airports in Romania	29 airports

The best one-way flight to Romania from Illinois in the past 72 hours is $419. The best round-trip flight deal from Illinois to Romania found on momondo in the last 72 hours is $812.

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

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

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

Search flight deals

When did momondo last update prices for flights from Illinois to Romania?
Prices for flights from Illinois to Romania are updated daily.
How many operators does momondo search for flights from Illinois to Romania?
As of February 2026, there are 13 operators available to choose from for flights from Illinois to Romania.
How old do you have to be to fly from Illinois to Romania?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Romania.
What documentation or ID do you need to fly to Romania?
The travel and health documents required for your trip to Romania can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Romania. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Illinois to Romania?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Illinois to Romania is Airbus A330 (100.00% of total bookings).

Best airlines flying from Illinois to Romania

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

Airline	Rating	Free Cancellation	Price
Scandinavian Airlines	PriceFrom $326	Free Cancellation	Rating 7.3 1,682 reviews	Search Scandinavian Airlines flights
Turkish Airlines	PriceFrom $503	Free Cancellation	Rating 7.3 4,212 reviews	Search Turkish Airlines flights
Austrian Airlines	PriceFrom $517	Free Cancellation	Rating 7.5 896 reviews	Search Austrian Airlines flights
KLM	PriceFrom $541	Free Cancellation	Rating 7.7 1,452 reviews	Search KLM flights
British Airways	PriceFrom $553	Free Cancellation	Rating 6.7 7,737 reviews	Search British Airways flights
Lufthansa	PriceFrom $558	Free Cancellation	Rating 6.8 7,782 reviews	Search Lufthansa flights
Air France	PriceFrom $569	Free Cancellation	Rating 7.4 1,532 reviews	Search Air France flights
Delta	PriceFrom $575	Free Cancellation	Rating 7.9 8,193 reviews	Search Delta flights
LOT	PriceFrom $576	Free Cancellation	Rating 7.5 1,179 reviews	Search LOT flights
United Airlines	PriceFrom $578	Free Cancellation	Rating 7.4 9,283 reviews	Search United Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Romania from Illinois.

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

momondo does allow users to show only those flights to Romania from Illinois which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Illinois 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 Illinois.

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

If you are simply researching potential flights to Romania, momondo offers a useful price alert feature which will track prices for flights to Romania from Illinois and alert you 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

Other flights from Illinois

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Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in Romania

Flights to Bucharestfrom $336

Flights to Cluj Napocafrom $370

Flights to Timisoarafrom $489

Flights to Iaşifrom $526

Flights to Sibiufrom $371

Flights to Suceavafrom $953

Flights to Oradeafrom $677

Flights to Bacăufrom $1,086

Flights to Târgu Mureş

Flights to Constanţafrom $700

Flights to Baia Mare

Flights to Satu Marefrom $876

Cheap flights from Illinois to Romania from $220

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Romania departing on 5/12. 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

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Find the cheapest flights from Illinois to Romania

Cheap round-trip flights

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United Airlines flights from Illinois to Romania

Our best United Airlines deals on Illinois to Romania flight tickets

Lufthansa flights from Illinois to Romania

Our best Lufthansa deals on Illinois to Romania flight tickets

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

See travel insights to Romania from

How to get the cheapest flight ticket from Illinois 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 Illinois to Romania flight route?

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

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

Can stopping save me money on Illinois to Romania flights?

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

What airlines fly to Romania?

Cheap Illinois to Romania flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Romania

Best airlines flying from Illinois to Romania

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

Why use momondo?

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

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

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

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

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

Illinois 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