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$357+ Cheap flights from Cluj Napoca (CLJ) to Chicago (CHI)

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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
CLJ — CHI
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheapflights Tip: The best prices from Cluj Napoca to Chicago are usually found in November or April, booked 73 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Cluj Napoca to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Cluj Napoca (CLJ) to Chicago (CHI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 30, 2025.

Round-trip from

$689
(United Airlines)

One-way from

$357
(Kiwi.com)

Popular in

July

Cheapest in

November

Average price

$884
From Cluj Napoca to Chicago (CHI)
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One-way flight from Cluj Napoca to Chicago (CHI)
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Highest demand for flights based on searches. 10% potential increase in price ($92 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Cluj Napoca to Chicago

Cheapest flights from Cluj Napoca to Chicago
Explore the most affordable flight options available from Cluj Napoca to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This Lufthansa deal was found by Cheapflights users on 7/28. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/186:05 pmCLJ - ORD
2 stops26h 50mLufthansa
Thu 10/29:40 pmORD - CLJ
1 stop18h 50mLufthansa
Deal found 7/28$689
This Air Canada deal was found by Cheapflights users on 7/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/181:45 pmCLJ - ORD
2 stops33h 10mMultiple Airlines
Thu 10/28:40 amORD - CLJ
2 stops24h 40mMultiple Airlines
Deal found 7/28$698
This Turkish Airlines deal was found by Cheapflights users on 7/30. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/219:10 pmCLJ - ORD
1 stop20h 30mTurkish Airlines
Sat 10/47:50 pmORD - CLJ
1 stop29h 15mTurkish Airlines
Deal found 7/30$702
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Sat 10/256:00 amCLJ - ORD
2 stops33h 45mUnited Airlines
Sat 11/810:35 amORD - CLJ
2 stops19h 05mUnited Airlines
Deal found 7/29$709
This SWISS deal was found by Cheapflights users on 7/30. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1810:40 amCLJ - ORD
2 stops33h 25mSWISS
Sun 10/57:05 pmORD - CLJ
1 stop11h 30mSWISS
Deal found 7/30$724
This Air Canada deal was found by Cheapflights users on 7/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/56:00 amCLJ - ORD
2 stops34h 01mAir Canada
Sat 1/243:45 pmORD - CLJ
2 stops13h 55mAir Canada
Deal found 7/29$729
This LOT deal was found by Cheapflights users on 7/29. 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 LOT is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/306:05 pmCLJ - ORD
1 stop29h 05mLOT
Mon 1/269:55 pmORD - CLJ
1 stop31h 20mLOT
Deal found 7/29$745

Cheapflights Fare Finder

 
Customize your flight search to find flights from Cluj Napoca to Chicago 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 July 30, 2025.
Use the filters below to find and compare flights from Cluj Napoca to Chicago that are best for you.

Fly from

Cluj Napoca

Fly to

Chicago

Route

Depart

Return

Price

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Wed 1/21

6:05 am-2:10 pm

1 stop16h 05m

Chicago O'Hare Intl

Tue 1/27

5:50 pm-1:40 pm

2 stops35h 50m

$689

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sat 1/17

6:05 am-2:10 pm

1 stop16h 05m

Chicago O'Hare Intl

Sun 1/25

6:00 pm-1:40 pm

1 stop11h 40m

$696

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sat 1/17

6:05 am-4:15 pm

3 stops18h 10m

Chicago O'Hare Intl

Sun 1/25

8:00 am-1:40 pm

2 stops21h 40m

$698

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sun 9/21

9:10 pm-9:40 am

1 stop20h 30m

Chicago O'Hare Intl

Sat 10/4

7:50 pm-9:05 am

1 stop29h 15m

$702

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Thu 9/18

10:40 am-12:05 pm

2 stops33h 25m

Chicago O'Hare Intl

Sun 10/5

7:05 pm-2:35 pm

1 stop11h 30m

$724

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Fri 9/5

6:00 am-8:01 am

2 stops34h 01m

Chicago O'Hare Intl

Sat 1/24

3:45 pm-1:40 pm

2 stops13h 55m

$729

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sat 8/30

6:05 pm-3:10 pm

1 stop29h 05m

Chicago O'Hare Intl

Mon 1/26

9:55 pm-1:15 pm

1 stop31h 20m

$745

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Wed 9/10

6:10 am-10:55 am

3 stops36h 45m

$357

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sun 8/31

9:10 pm-5:55 pm

1 stop28h 45m

$702

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sat 8/9

6:00 am-2:00 pm

1 stop16h 00m

$758

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 13 results
1
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Best time to book a flight from Cluj Napoca to Chicago

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

How far ahead should I book a flight from Cluj Napoca to Chicago?

Use this chart to determine the optimal time to book a round-trip flight from Cluj Napoca to Chicago. Price data was last updated on July 25, 2025.

The price you pay for your flight from Cluj Napoca to Chicago may vary depending on when you book. For the best chance of a lower fare, look to book 73 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, August is the cheapest month in which you can book a flight from Cluj Napoca to Chicago (average of $245). Flying from Cluj Napoca to Chicago in March is currently the most expensive (average of $321). 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 CLJ to CHI?

Find hourly flight availability from Cluj Napoca to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 30, 2025.

A simple way to save on the total cost of your ticket is to fly from Cluj Napoca to Chicago in the evening. If you’re flexible enough to do this you can expect to save up to 13% on your trip compared to booking a flight in the morning.

How much does it cost to fly round-trip from Cluj Napoca to Chicago?

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chicago. Reviews last updated July 30, 2025.
Read reviews from past customers who have flown LOT, SWISS, and United Airlines from Cluj Napoca to Chicago. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
LOT
7.6
Good
1,105 reviews

Overall

7.6

Crew

8.2

Food

7.2

Boarding

7.6

Comfort

7.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
LOT
7.6
Good
1,105 reviews
LOT
7.6
Good
1,105 reviews

Overall

7.6

Crew

8.2

Food

7.2

Boarding

7.6

Comfort

7.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
SWISS
7.5
Good
1,686 reviews
LOT
7.6
Good
1,105 reviews

Overall

7.6

Crew

8.2

Food

7.2

Boarding

7.6

Comfort

7.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
United Airlines
7.4
Good
8,896 reviews
LOT
7.6
Good
1,105 reviews

Overall

7.6

Crew

8.2

Food

7.2

Boarding

7.6

Comfort

7.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
Turkish Airlines
7.3
Good
3,928 reviews
LOT
7.6
Good
1,105 reviews

Overall

7.6

Crew

8.2

Food

7.2

Boarding

7.6

Comfort

7.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
Air Canada
7.1
Good
9,837 reviews
LOT
7.6
Good
1,105 reviews

Overall

7.6

Crew

8.2

Food

7.2

Boarding

7.6

Comfort

7.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.

Related info for your journey

Find useful and relevant information for your journey from Cluj Napoca to Chicago. 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 from for flights from Cluj Napoca to Chicago?

    Cluj Napoca (CLJ), located 3.2 mi from the city center, is the airport you fly out of when you book flights from Cluj Napoca to Chicago. 5 airlines have flights from Napoca to Chicago on a regular basis. Booking flights from Cluj Napoca to Chicago should not be difficult; the airport handles an average of 0 outbound flights to Chicago per day.

  • What are the cheapest airlines flying from Cluj Napoca to Chicago round-trip?

    Currently priced at $689, United Airlines will fly you from Cluj Napoca to Chicago and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Lufthansa and Turkish Airlines - these airlines can fly you to your destination from $696 and $702, respectively. Users have found that United Airlines is 9% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Cluj Napoca to Chicago one-way?

    To fly one-way, consider booking your trip with Turkish Airlines, which is currently one of the cheapest options available, starting at $702. Lufthansa flights start at $758 while deals on Air Canada start at $785 one-way.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Cluj Napoca to Chicago (average of $245). Flying from Cluj Napoca to Chicago in March is currently the most expensive (average of $321). 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

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
Lansing
Hammond
Benton Harbor
Porter
Valparaiso
Chesterton

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Alternative routes for Cluj Napoca to Chicago

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Top 5 airlines flying from Cluj Napoca to Chicago

Discover the top 5 airlines that operate flights from Cluj Napoca to Chicago. 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 July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$565Average$646FlexibilityNo cancel feeOn-time79%
LOTCheapest$573Average$762FlexibilityNo cancel feeOn-time81%
Turkish AirlinesCheapest$580Average$736FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$587Average$869FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$665Average$870FlexibilityNo cancel feeOn-time69%

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