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$184+ Cheap flights from Illinois to Romania

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — OTP
Feb 15 — Feb 221
Sun 2/15
Sun 2/22
1 adult, Economy
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Cheap flight deals from Illinois to Romania

Keep the following information in mind while searching for Illinois to Romania flight deals. Data was last updated January 16, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$488
(American Airlines)

One-way from

$184
(oojo)

Popular in

June

Cheapest in

October

Average price

$629

Good round-trip deal

$818 or less

Good one-way deal

$429 or less
Provider with most accurate pricing for Chicago (CHI)-Bucharest (BUH) flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Bucharest (BUH) flights.
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From Illinois to Romania
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One-way flight from Illinois to Romania
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Highest demand for flights based on searches. 25% potential increase in price ($262 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Price to beat on a round-trip flight from Illinois to Romania.
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Price to beat on a one-way flight from Illinois to Romania.
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Find flight deals from Illinois to Romania

Cheapest flights from Illinois to Romania
Explore the most affordable flight options available from Illinois to Romania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2026.

This American Airlines deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/208:35 pm
ORD
-
OTP
1 stop12h 45m
American Airlines
Sun 4/268:10 am
OTP
-
ORD
1 stop17h 25m
American Airlines
Deal found 1/14$488
This Gotogate deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/117:05 pm
ORD
-
OTP
1 stop22h 00m
SWISS
Mon 8/174:10 pm
OTP
-
ORD
1 stop28h 25m
SWISS
Deal found 1/14$512
This oojo deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/711:25 am
ORD
-
TSR
1 stop25h 30m
Turkish Airlines
Fri 4/179:45 pm
TSR
-
ORD
1 stop19h 55m
Turkish Airlines
Deal found 1/14$520
This Justfly.com deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1212:50 pm
ORD
-
OTP
1 stop13h 00m
Turkish Airlines
Sun 3/229:50 pm
OTP
-
ORD
1 stop20h 15m
Turkish Airlines
Deal found 1/16$526
This United Airlines deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:30 am
ORD
-
CLJ
2 stops22h 10m
United Airlines
Sun 3/86:00 am
CLJ
-
ORD
1 stop20h 25m
United Airlines
Deal found 1/13$527
This Booking.com deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/167:50 pm
ORD
-
CLJ
1 stop29h 15m
Turkish Airlines
Sun 9/139:10 pm
CLJ
-
ORD
1 stop32h 55m
Turkish Airlines
Deal found 1/15$528
This American Airlines deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/113:35 pm
ORD
-
OTP
2 stops17h 45m
American Airlines
Fri 5/298:15 am
OTP
-
ORD
2 stops19h 27m
American Airlines
Deal found 1/15$528
This Gurufare deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/249:50 pm
ORD
-
CLJ
1 stop31h 30m
LOT
Wed 4/292:00 pm
CLJ
-
ORD
1 stop13h 50m
LOT
Deal found 1/14$529
This FlightHub deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/14:05 pm
ORD
-
IAS
2 stops15h 15m
Multiple Airlines
Wed 3/184:05 pm
IAS
-
ORD
2 stops33h 46m
Multiple Airlines
Deal found 1/14$530
This FlightHub deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/75:52 pm
ORD
-
OTP
2 stops37h 58m
Multiple Airlines
Sun 2/224:40 pm
OTP
-
ORD
1 stop31h 40m
Multiple Airlines
Deal found 1/15$530
This Gurufare deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/75:52 pm
ORD
-
OTP
2 stops37h 58m
Multiple Airlines
Sat 2/215:55 am
OTP
-
ORD
1 stop17h 25m
Multiple Airlines
Deal found 1/15$531
This FlightHub deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/14:05 pm
ORD
-
IAS
2 stops15h 15m
Lufthansa
Mon 3/164:05 pm
IAS
-
ORD
2 stops29h 20m
Lufthansa
Deal found 1/14$532

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Romania that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 16, 2026.
Use the filters below to find and compare flights from Illinois to Romania that are best for you.

Fly from

Illinois

Fly to

Romania

Route

Depart

Return

Price

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Thu 3/12

12:50 pm-8:50 am

1 stop13h 00m

Bucharest Otopeni Intl

Sun 3/22

9:50 pm-11:05 am

1 stop20h 15m

$526

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Wed 3/4

7:30 am-1:40 pm

2 stops22h 10m

Cluj Napoca

Sun 3/8

6:00 am-6:25 pm

1 stop20h 25m

$527

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Wed 3/11

1:06 pm-1:40 pm

2 stops17h 34m

Cluj Napoca

Mon 3/16

6:00 am-7:25 pm

1 stop20h 25m

$527

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 5/11

3:35 pm-5:20 pm

2 stops17h 45m

Bucharest Otopeni Intl

Fri 5/29

8:15 am-7:42 pm

2 stops19h 27m

$528

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Sun 3/1

4:05 pm-3:20 pm

2 stops15h 15m

Iasi

Wed 3/18

4:05 pm-6:51 pm

2 stops33h 46m

$530

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sat 2/7

11:50 am-8:50 am

1 stop13h 00m

Bucharest Otopeni Intl

Sat 2/21

10:10 am-6:25 pm

1 stop16h 15m

$530

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sat 2/7

5:52 pm-3:50 pm

2 stops37h 58m

Bucharest Otopeni Intl

Sat 2/21

5:55 am-3:20 pm

1 stop17h 25m

$531

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Sun 3/1

4:05 pm-3:20 pm

2 stops15h 15m

Iasi

Mon 3/16

4:05 pm-2:25 pm

2 stops29h 20m

$532

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Mon 3/2

10:35 pm-3:20 pm

2 stops32h 45m

Iasi

Mon 3/16

4:05 pm-2:25 pm

2 stops29h 20m

$532

ChicagoTimisoara

ORD - TSR

ORDTSR

Chicago O'Hare Intl

Tue 4/7

7:50 pm-8:55 pm

1 stop17h 05m

Timisoara

Fri 4/17

9:45 pm-9:40 am

1 stop19h 55m

$532

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

Showing 1-10 of 60 results
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Best time to book a flight from Illinois to Romania

Have a flexible travel schedule? Discover the best time to fly to Romania from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Romania

What is the cheapest month to book a flight from Illinois to Romania?

Currently, April is the cheapest month in which you can book a flight from Illinois to Romania (average of $331). Flying from Illinois to Romania in June is currently the most expensive (average of $759). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Romania. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Illinois to Romania?

    For as low as $526, Turkish Airlines can have you in Romania from Illinois in 13h. Airlines will cover a distance of 5198 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Illinois to Romania one-way?

    For one-way options, check prices for Turkish Airlines. According to our data, you can fly for as low as $236. Users have also found prices from $376 and $394 on SWISS and Lufthansa, respectively.

  • Can I find deals for flights from Illinois to Romania that include hotel bookings?

    Yes. In addition to deals on Illinois to Romania flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Romania?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Romania.

  • Can I find deals for business class flights from Illinois to Romania?

    Yes. Cheapflights offers flight deals from Illinois to Romania by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Romania?

    Currently, April is the cheapest month in which you can book a flight from Illinois to Romania (average of $331). Flying from Illinois to Romania in June is currently the most expensive (average of $759). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Illinois to Romania

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Illinois to Romania

Discover the top 10 airlines that operate flights from Illinois to Romania. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$326Average$622FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$503Average$668FlexibilityNo cancel feeOn-time77%
Austrian AirlinesCheapest$517Average$681FlexibilityNo cancel feeOn-time78%
LufthansaCheapest$558Average$928FlexibilityNo cancel feeOn-time76%
LOTCheapest$562Average$950FlexibilityNo cancel feeOn-time81%
KLMCheapest$568Average$894FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$569Average$749FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$570Average$804FlexibilityNo cancel feeOn-time70%
DeltaCheapest$575Average$992FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$586Average$946FlexibilityNo cancel feeOn-time79%

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