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$373+ 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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
CLJ — CHI
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheapflights Tip: The best prices from Cluj Napoca to Chicago are usually found in April or February, booked 73 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

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 October 29, 2025.

This Gotogate deal was found by Cheapflights users on 10/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:00 amCLJ - ORD
2 stops15h 10mLufthansa
Wed 11/269:50 pmORD - CLJ
1 stop19h 05mLufthansa
Deal found 10/28$651
This Gotogate deal was found by Cheapflights users on 10/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/226:00 amCLJ - ORD
1 stop20h 25mLufthansa
Sun 12/79:50 pmORD - CLJ
1 stop19h 05mLufthansa
Deal found 10/29$667
This Booking.com deal was found by Cheapflights users on 10/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/156:00 amCLJ - ORD
1 stop16h 10mMultiple Airlines
Sat 11/296:50 pmORD - CLJ
1 stop11h 40mMultiple Airlines
Deal found 10/29$676
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/156:00 amCLJ - ORD
1 stop16h 10mUnited Airlines
Sat 11/297:15 amORD - CLJ
2 stops22h 25mUnited Airlines
Deal found 10/29$678
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Tue 11/182:25 pmCLJ - ORD
2 stops17h 34mUnited Airlines
Mon 3/2312:00 pmORD - CLJ
2 stops18h 40mUnited Airlines
Deal found 10/27$688
This United Airlines deal was found by Cheapflights users on 10/27. 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 12/156:00 amCLJ - ORD
2 stops33h 42mUnited Airlines
Fri 2/206:25 pmORD - CLJ
2 stops35h 15mUnited Airlines
Deal found 10/27$689

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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$640
(FlightHub)

One-way from

$373
(Kiwi.com)

Popular in

August

Cheapest in

April

Average price

$749
Provider with most accurate pricing for Cluj Napoca-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Cluj Napoca-Chicago (CHI) flights.
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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 ($89 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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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 October 29, 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

Sat 11/22

6:00 am-6:25 pm

1 stop20h 25m

Chicago O'Hare Intl

Sun 12/7

9:50 pm-12:55 am

1 stop19h 05m

$667

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sat 11/15

6:00 am-2:10 pm

1 stop16h 10m

Chicago O'Hare Intl

Sat 11/29

7:15 am-1:40 pm

2 stops22h 25m

$678

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sat 11/22

6:00 am-6:25 pm

1 stop20h 25m

Chicago O'Hare Intl

Sun 12/7

6:00 pm-1:40 pm

1 stop11h 40m

$678

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Fri 1/30

6:00 am-2:10 pm

1 stop16h 10m

Chicago O'Hare Intl

Sat 2/21

1:55 pm-1:40 pm

2 stops15h 45m

$679

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Mon 1/12

6:00 am-6:25 pm

1 stop20h 25m

Chicago O'Hare Intl

Sat 2/14

9:50 pm-12:50 am

1 stop19h 00m

$680

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Fri 1/30

6:00 am-4:42 pm

2 stops42h 42m

Chicago O'Hare Intl

Sat 2/21

12:50 pm-1:40 pm

2 stops16h 50m

$681

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Thu 1/15

6:00 am-2:10 pm

1 stop16h 10m

Chicago O'Hare Intl

Mon 2/9

1:55 pm-1:40 pm

2 stops15h 45m

$682

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sun 1/25

2:25 pm-2:49 pm

2 stops32h 24m

Chicago O'Hare Intl

Sun 2/15

6:25 pm-1:40 pm

2 stops35h 15m

$686

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Fri 1/16

6:00 am-4:06 pm

2 stops18h 06m

Chicago O'Hare Intl

Sun 2/15

6:25 pm-1:40 pm

2 stops35h 15m

$688

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sun 2/1

3:30 pm-7:13 am

3 stops47h 43m

$373

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 12 results
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Compare providers for flights from Cluj Napoca to Chicago

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Cluj Napoca to Chicago in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Cluj Napoca-Chicago flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Cluj Napoca-Chicago flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Cluj Napoca-Chicago flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Cluj Napoca-Chicago flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Cluj Napoca-Chicago flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 October 24, 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, April is the cheapest month in which you can book a flight from Cluj Napoca to Chicago (average of $546). Flying from Cluj Napoca to Chicago in August is currently the most expensive (average of $757). 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 October 29, 2025.

A simple way to save on the total cost of your ticket is to fly from Cluj Napoca to Chicago in the afternoon. If you’re flexible enough to do this you can expect to save up to 8% on your trip compared to booking a flight in the evening.

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 October 29, 2025.
Read reviews from past customers who have flown LOT, United Airlines, and Turkish 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
1,135 reviews

Comfort

7.5

Overall

7.6

Food

7.1

Crew

8.2

Entertainment

6.9

Boarding

7.6

Reviews

1 / 20
2.0
Mediocre

Enver,Sep 2025

TGD - WAW

We ware in the plane for two hours before takeoff waiting and one hour after takeoff we landed
LOT
7.6
Good
1,135 reviews
LOT
7.6
Good
1,135 reviews

Comfort

7.5

Overall

7.6

Food

7.1

Crew

8.2

Entertainment

6.9

Boarding

7.6

Reviews

1 / 20
2.0
Mediocre

Enver,Sep 2025

TGD - WAW

We ware in the plane for two hours before takeoff waiting and one hour after takeoff we landed
United Airlines
7.4
Good
8,999 reviews
LOT
7.6
Good
1,135 reviews

Comfort

7.5

Overall

7.6

Food

7.1

Crew

8.2

Entertainment

6.9

Boarding

7.6

Reviews

1 / 20
2.0
Mediocre

Enver,Sep 2025

TGD - WAW

We ware in the plane for two hours before takeoff waiting and one hour after takeoff we landed
Turkish Airlines
7.3
Good
4,031 reviews
LOT
7.6
Good
1,135 reviews

Comfort

7.5

Overall

7.6

Food

7.1

Crew

8.2

Entertainment

6.9

Boarding

7.6

Reviews

1 / 20
2.0
Mediocre

Enver,Sep 2025

TGD - WAW

We ware in the plane for two hours before takeoff waiting and one hour after takeoff we landed
Lufthansa
6.8
Okay
7,541 reviews
LOT
7.6
Good
1,135 reviews

Comfort

7.5

Overall

7.6

Food

7.1

Crew

8.2

Entertainment

6.9

Boarding

7.6

Reviews

1 / 20
2.0
Mediocre

Enver,Sep 2025

TGD - WAW

We ware in the plane for two hours before takeoff waiting and one hour after takeoff we landed

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.

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

    Airlines like Lufthansa and United Airlines fly from Cluj Napoca to Chicago in about 16h 10m. The time it takes to get you to your destination can typically vary by up to 4h 15m. Airlines will cover a distance of 5008 mi. This flight may include one or multiple stops.

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

    Currently priced at $565, SWISS will fly you from Cluj Napoca to Chicago and back. In addition to SWISS, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from LOT and Turkish Airlines - these airlines can fly you to your destination from $573 and $620, respectively. Users have found that SWISS is 26% cheaper than the other options available to this destination.

  • 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, April is the cheapest month in which you can book a flight from Cluj Napoca to Chicago (average of $546). Flying from Cluj Napoca to Chicago in August is currently the most expensive (average of $757). 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
Porter
Benton Harbor

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Alternative routes for Cluj Napoca to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
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Cluj Napoca to St. Louis flights

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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$565Average$691FlexibilityNo cancel feeOn-time79%
LOTCheapest$573Average$771FlexibilityNo cancel feeOn-time81%
Turkish AirlinesCheapest$620Average$751FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$671Average$735FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$688Average$886FlexibilityNo cancel feeOn-time76%

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