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Cluj Napoca

$485+ Cheap flights from Illinois to Cluj Napoca (CLJ)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CLJ
Nov 13 — Nov 201
Thu 11/13
Thu 11/20
1 adult, Economy
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Cheap flight deals from Illinois to Cluj Napoca

Keep the following information in mind while searching for Illinois to Cluj Napoca flight deals. Data was last updated October 14, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$486
(Kiwi.com)

Popular in

June

Cheapest in

March

Average price

$607
Provider with most accurate pricing for Chicago (CHI)-Cluj Napoca flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Cluj Napoca flights.
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From Illinois to Cluj Napoca
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Highest demand for flights based on searches. 26% potential increase in price ($284 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($43 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Illinois to Cluj Napoca

Cheapest flights from Illinois to Cluj Napoca
Explore the most affordable flight options available from Illinois to Cluj Napoca. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/209:40 pmORD - CLJ
1 stop11h 40mLufthansa
Mon 11/36:00 amCLJ - ORD
1 stop20h 25mLufthansa
Deal found 10/12$485
This Kiwi.com deal was found by Cheapflights users on 10/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/179:50 pmORD - CLJ
1 stop19h 05mLufthansa
Tue 2/106:00 amCLJ - ORD
1 stop20h 25mLufthansa
Deal found 10/12$486
This FlightHub deal was found by Cheapflights users on 10/12. 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.
Mon 11/178:20 pmORD - CLJ
1 stop28h 40mTurkish Airlines
Tue 2/109:15 pmCLJ - ORD
1 stop29h 10mTurkish Airlines
Deal found 10/12$498
This CrystalTravel deal was found by Cheapflights users on 10/13. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/59:50 pmORD - CLJ
1 stop19h 05mLufthansa
Sat 11/156:00 amCLJ - ORD
1 stop20h 25mLufthansa
Deal found 10/13$501
This CrystalTravel deal was found by Cheapflights users on 10/12. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/199:50 pmORD - CLJ
1 stop19h 05mLufthansa
Tue 2/106:00 amCLJ - ORD
1 stop20h 25mLufthansa
Deal found 10/12$505
This FlightHub deal was found by Cheapflights users on 10/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1811:50 amORD - CLJ
1 stop13h 10mTurkish Airlines
Tue 2/109:15 pmCLJ - ORD
1 stop20h 50mTurkish Airlines
Deal found 10/13$507
This Mytrip deal was found by Cheapflights users on 10/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2010:40 amORD - CLJ
2 stops29h 50mMultiple Airlines
Mon 11/36:00 amCLJ - ORD
1 stop20h 25mMultiple Airlines
Deal found 10/12$509
This KAYAK deal was found by Cheapflights users on 10/12. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/166:50 pmORD - CLJ
1 stop11h 50mSWISS
Sun 2/83:15 pmCLJ - ORD
1 stop33h 05mSWISS
Deal found 10/12$512
This CrystalTravel deal was found by Cheapflights users on 10/13. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/59:50 pmORD - CLJ
1 stop19h 05mLufthansa
Sun 11/166:00 amCLJ - ORD
2 stops22h 05mLufthansa
Deal found 10/13$519
This United Airlines deal was found by Cheapflights users on 10/12. 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.
Mon 11/176:00 pmORD - CLJ
1 stop11h 40mUnited Airlines
Thu 2/126:00 amCLJ - ORD
1 stop16h 10mUnited Airlines
Deal found 10/12$528

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Cluj Napoca 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 October 14, 2025.
Use the filters below to find and compare flights from Illinois to Cluj Napoca that are best for you.

Fly from

Illinois

Fly to

Cluj Napoca

Route

Depart

Return

Price

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Wed 11/19

9:50 pm-12:55 am

1 stop19h 05m

Cluj Napoca

Tue 2/10

6:00 am-6:25 pm

1 stop20h 25m

$505

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Sat 11/15

6:00 pm-1:40 pm

1 stop11h 40m

Cluj Napoca

Sun 2/8

6:00 am-2:10 pm

1 stop16h 10m

$528

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Mon 11/17

6:00 pm-1:40 pm

1 stop11h 40m

Cluj Napoca

Thu 2/12

6:00 am-2:10 pm

1 stop16h 10m

$528

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Mon 11/17

6:00 pm-1:40 pm

1 stop11h 40m

Cluj Napoca

Sun 2/8

6:00 am-2:10 pm

1 stop16h 10m

$528

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Mon 11/17

6:00 pm-1:40 pm

1 stop11h 40m

Cluj Napoca

Mon 2/9

6:00 am-2:10 pm

1 stop16h 10m

$528

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Sun 11/16

9:50 pm-12:55 am

1 stop19h 05m

Cluj Napoca

Mon 2/9

6:00 am-6:25 pm

1 stop20h 25m

$530

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Mon 11/17

9:50 pm-12:55 am

1 stop19h 05m

Cluj Napoca

Tue 2/10

6:00 am-6:25 pm

1 stop20h 25m

$530

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Mon 11/17

6:00 pm-1:40 pm

1 stop11h 40m

Cluj Napoca

Fri 2/13

6:00 am-6:25 pm

1 stop20h 25m

$530

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Mon 11/17

6:00 pm-1:40 pm

1 stop11h 40m

Cluj Napoca

Sat 2/7

6:00 am-6:25 pm

1 stop20h 25m

$530

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Wed 11/19

11:00 am-1:40 pm

2 stops18h 40m

Cluj Napoca

Thu 2/12

6:00 am-2:10 pm

1 stop16h 10m

$533

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/13

Showing 1-10 of 20 results
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Best time to book a flight from Illinois to Cluj Napoca

Have a flexible travel schedule? Discover the best time to fly to Cluj Napoca 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 Cluj Napoca

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

Currently, October is the cheapest month in which you can book a flight from Illinois to Cluj Napoca (average of $491). Flying from Illinois to Cluj Napoca in June is currently the most expensive (average of $939). 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.

What is the cheapest time of day to fly from IL to CLJ?

Find hourly flight availability from Illinois to Cluj Napoca. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 14, 2025.

It’s typically best to fly out from Illinois to Cluj Napoca in the morning. Doing so could potentially save you 33% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Illinois to Cluj Napoca?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Cluj Napoca. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Illinois to Cluj Napoca flight should consider departing on Monday mornings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

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

  • What airport do you fly into for flights to Cluj Napoca from Illinois?

    Located just 3.2 mi from the city center, Cluj Napoca (CLJ) is the airport most travelers will use when flying to Cluj Napoca from Illinois.

  • How long is the flight from Illinois to Cluj Napoca?

    Departing from Illinois to Cluj Napoca will take you 11h 40m. The distance from Illinois to Cluj Napoca is about 5008 mi. This flight may include one or multiple stops.

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

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

  • How can I find direct flights from Illinois to Cluj Napoca?

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

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

    Yes. Cheapflights offers flight deals from Illinois to Cluj Napoca 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 Cluj Napoca?

    Currently, October is the cheapest month in which you can book a flight from Illinois to Cluj Napoca (average of $491). Flying from Illinois to Cluj Napoca in June is currently the most expensive (average of $939). 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

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Alternative routes for Illinois to Cluj Napoca

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Illinois to Cluj Napoca

Discover the top 5 airlines that operate flights from Illinois to Cluj Napoca. 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 October 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$500Average$942FlexibilityNo cancel feeOn-time79%
Turkish AirlinesCheapest$532Average$794FlexibilityNo cancel feeOn-time77%
LOTCheapest$582Average$958FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$588Average$783FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$614Average$898FlexibilityNo cancel feeOn-time76%

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