How long is the flight from Romania to Illinois?

The flight from Romania to Illinois depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Bucharest (a popular airport in Romania) to Chicago O'Hare Intl Airport (the most popular airport in Illinois), then the flight time is 10h 50m on average. If you fly from Cluj Napoca (another popular airport in Romania) to Chicago O'Hare Intl Airport, then the average flight time is 12h 50m.

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

HiSky and British Airways are the most popular carriers operating from Romania to Illinois

What airlines fly to Illinois?

Lufthansa, LOT and Turkish Airlines are the top three most popular airlines that fly to Illinois from Romania according to our data. Lufthansa is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 9 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Romania to Illinois?

Prices for flights from Romania to Illinois are refreshed on a daily basis.

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

There are 9 operators available for flights from Romania to Illinois as of March 2026.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Romania to Illinois.

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

The travel and health documents required for your trip to Illinois 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 Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$348 Cheap Flights from Romania to Illinois in 2026

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Find the cheapest flights from Romania to Illinois

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Romania to Illinois

Enter your travel dates to find the best prices.

9:05 pm - 9:40 am

CLJ

ORD

20h 35m

1 stop

11:25 am - 9:05 am

ORD

CLJ

13h 40m

1 stop

$645Turkish Airlines

Thu, Apr 16 - Wed, Apr 29

9:05 pm - 9:40 am

CLJ

ORD

20h 35m

1 stop

11:25 am - 9:05 am

ORD

CLJ

13h 40m

1 stop

$665Turkish Airlines

Sat, Apr 18 - Fri, May 1

8:20 am - 7:50 pm

OTP

ORD

19h 30m

1 stop

5:10 pm - 11:15 pm

ORD

OTP

22h 05m

1 stop

$691LOT

Wed, Sep 2 - Sat, Sep 26

5:35 am - 7:50 pm

OTP

ORD

22h 15m

1 stop

5:10 pm - 11:15 pm

ORD

OTP

22h 05m

2 stops

$706LOT

Wed, Sep 2 - Fri, Sep 25

6:15 am - 6:15 pm

SBZ

ORD

20h 00m

1 stop

11:00 am - 1:20 pm

ORD

SBZ

18h 20m

2 stops

$762United Airlines

Tue, May 5 - Tue, May 12

1:40 pm - 1:20 pm

SBZ

ORD

31h 40m

1 stop

4:20 pm - 11:20 am

ORD

SBZ

11h 00m

1 stop

$763Austrian Airlines

Fri, May 22 - Sat, Aug 8

6:15 am - 12:35 pm

SBZ

ORD

14h 20m

1 stop

7:05 am - 5:30 pm

ORD

SBZ

26h 25m

2 stops

$765United Airlines

Fri, May 22 - Sat, Aug 8

1:55 pm - 6:15 pm

SBZ

ORD

12h 20m

1 stop

5:55 pm - 1:20 pm

ORD

SBZ

11h 25m

1 stop

$790Lufthansa

Tue, May 5 - Tue, May 12

1:55 pm - 6:15 pm

SBZ

ORD

12h 20m

1 stop

2:55 pm - 1:20 pm

ORD

SBZ

14h 25m

2 stops

$797Lufthansa

Mon, May 4 - Mon, May 11

5:20 am - 1:20 pm

IAS

ORD

16h 00m

1 stop

4:20 pm - 3:20 pm

ORD

IAS

15h 00m

1 stop

$1,021Austrian Airlines

Mon, Apr 6 - Fri, Apr 10

LOT flights from Romania to Illinois

Our best LOT deals on Romania to Illinois flight tickets

LOT

Sep 2

OTP8:20 amBucharest Otopeni Intl

19h 30m

1 stop

ORD7:50 pmChicago O'Hare Intl

Sep 25

ORD9:50 pmChicago O'Hare Intl

11h 55m

1 stop

OTP5:45 pmBucharest Otopeni Intl

$691

LOT

Jul 16

CLJ6:10 pmCluj Napoca

32h 00m

1 stop

ORD6:10 pmChicago O'Hare Intl

Aug 25

ORD9:50 pmChicago O'Hare Intl

11h 40m

1 stop

CLJ5:30 pmCluj Napoca

$699

LOT

Sep 2

OTP5:35 amBucharest Otopeni Intl

22h 15m

1 stop

ORD7:50 pmChicago O'Hare Intl

Sep 25

ORD5:10 pmChicago O'Hare Intl

22h 05m

2 stops

OTP11:15 pmBucharest Otopeni Intl

$706

Turkish Airlines flights from Romania to Illinois

Our best Turkish Airlines deals on Romania to Illinois flight tickets

Turkish Airlines

Apr 16

CLJ9:05 pmCluj Napoca

20h 35m

1 stop

ORD9:40 amChicago O'Hare Intl

Apr 29

ORD11:25 amChicago O'Hare Intl

13h 40m

1 stop

CLJ9:05 amCluj Napoca

$645

Turkish Airlines

Apr 18

CLJ9:05 pmCluj Napoca

20h 35m

1 stop

ORD9:40 amChicago O'Hare Intl

May 1

ORD11:25 amChicago O'Hare Intl

13h 40m

1 stop

CLJ9:05 amCluj Napoca

$665

Turkish Airlines

Apr 14

CLJ9:05 pmCluj Napoca

20h 35m

1 stop

ORD9:40 amChicago O'Hare Intl

Apr 25

ORD8:10 pmChicago O'Hare Intl

28h 55m

1 stop

CLJ9:05 amCluj Napoca

$666

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Thu 4/16

9:05 pm-9:40 am

1 stop20h 35m

Chicago O'Hare Intl

Wed 4/29

11:25 am-9:05 am

1 stop13h 40m

$645

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sat 4/18

9:05 pm-9:40 am

1 stop20h 35m

Chicago O'Hare Intl

Fri 5/1

11:25 am-9:05 am

1 stop13h 40m

$665

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Wed 9/2

8:20 am-7:50 pm

1 stop19h 30m

Chicago O'Hare Intl

Sat 9/26

5:10 pm-11:15 pm

1 stop22h 05m

$691

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Wed 9/2

5:35 am-7:50 pm

1 stop22h 15m

Chicago O'Hare Intl

Fri 9/25

5:10 pm-11:15 pm

2 stops22h 05m

$706

SibiuChicago

SBZ - ORD

SBZORD

Sibiu

Tue 5/5

6:15 am-6:15 pm

1 stop20h 00m

Chicago O'Hare Intl

Tue 5/12

11:00 am-1:20 pm

2 stops18h 20m

$762

SibiuChicago

SBZ - ORD

SBZORD

Sibiu

Fri 5/22

1:40 pm-1:20 pm

1 stop31h 40m

Chicago O'Hare Intl

Sat 8/8

4:20 pm-11:20 am

1 stop11h 00m

$763

SibiuChicago

SBZ - ORD

SBZORD

Sibiu

Fri 5/22

6:15 am-12:35 pm

1 stop14h 20m

Chicago O'Hare Intl

Sat 8/8

7:05 am-5:30 pm

2 stops26h 25m

$765

Quickest round-trip

SibiuChicago

SBZ - ORD

SBZORD

Sibiu

Tue 5/5

1:55 pm-6:15 pm

1 stop12h 20m

Chicago O'Hare Intl

Tue 5/12

5:55 pm-1:20 pm

1 stop11h 25m

$790

SibiuChicago

SBZ - ORD

SBZORD

Sibiu

Mon 5/4

1:55 pm-6:15 pm

1 stop12h 20m

Chicago O'Hare Intl

Mon 5/11

2:55 pm-1:20 pm

2 stops14h 25m

$797

IaşiChicago

IAS - ORD

IASORD

Iasi

Mon 4/6

5:20 am-1:20 pm

1 stop16h 00m

Chicago O'Hare Intl

Fri 4/10

4:20 pm-3:20 pm

1 stop15h 00m

$1,021

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 Romania to Illinois

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

Other information

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Romania is in September. Flight prices, which tend to average around $616, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of September, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $663.

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

The cheapest day to depart from Romania to Illinois is on a Saturday when prices can be found for as low as $469. Flights from Romania to Illinois on a Thursday will generally be more expensive and average around $479. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest Romania to Illinois flight route?

Fly from Bucharest Otopeni Intl to Chicago O'Hare Intl for the best Romania - Illinois flight prices

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

You are more likely to see cheaper flights to Illinois from Romania when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $741 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Romania for as low as $611 on momondo.

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

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

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

Cheap Romania to Illinois flight deals and tips

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

Fastest flight time	10h 50m
Direct flights	Mon and Fri
Airports in Illinois	98 airports

The fastest flight from Romania to Illinois takes 10h 50m

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

There are 98 airports in Illinois. From Romania there are direct flights to Chicago O'Hare Intl (ORD).

Search flight deals

When did momondo last update prices for flights from Romania to Illinois?
Prices for flights from Romania to Illinois are refreshed on a daily basis.
How many operators does momondo search for flights from Romania to Illinois?
There are 9 operators available for flights from Romania to Illinois as of March 2026.
How old do you have to be to fly from Romania to Illinois?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Romania to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents required for your trip to Illinois 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 Illinois. 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 Romania to Illinois?
momondo data reveals that the most frequently booked plane model on the route from Romania to Illinois is Airbus A330, representing 100.00% of all bookings.

Best airlines flying from Romania to Illinois

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $284	Free Cancellation	Rating 7.4 9,476 reviews	Search United Airlines flights
Turkish Airlines	PriceFrom $336	Free Cancellation	Rating 7.4 4,275 reviews	Search Turkish Airlines flights
American Airlines	PriceFrom $595	Free Cancellation	Rating 7.1 11,494 reviews	Search American Airlines flights
LOT	PriceFrom $602	Free Cancellation	Rating 7.5 1,182 reviews	Search LOT flights
British Airways	PriceFrom $602	Free Cancellation	Rating 6.7 7,817 reviews	Search British Airways flights
SWISS	PriceFrom $602	Free Cancellation	Rating 7.5 1,903 reviews	Search SWISS flights
Lufthansa	PriceFrom $603	Free Cancellation	Rating 6.8 7,867 reviews	Search Lufthansa flights
KLM	PriceFrom $612	Free Cancellation	Rating 7.8 1,477 reviews	Search KLM flights
Austrian Airlines	PriceFrom $696	Free Cancellation	Rating 7.6 902 reviews	Search Austrian Airlines flights

Why use momondo?

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

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 Illinois from Romania.

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

All flight searches from Romania to Illinois on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Romania to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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