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O'Hare Intl

$504+ Cheap flights from Cluj Napoca (CLJ) to O'Hare Intl (ORD)

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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
CLJ — ORD
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Cheap flight deals from Cluj Napoca to O'Hare Intl

Cheapest flights from Cluj Napoca to O'Hare Intl
Explore the most affordable flight options available from Cluj Napoca to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.

This Lufthansa deal was found by Cheapflights users on 7/26. 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.
Sat 9/56:10 pm
CLJ
-
ORD
1 stop26h 25m
Lufthansa
Sun 11/19:50 pm
ORD
-
CLJ
1 stop19h 05m
Lufthansa
Deal found 7/26$804
This Justfly.com deal was found by Cheapflights users on 7/26. 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.
Wed 8/266:10 pm
CLJ
-
ORD
1 stop29h 00m
LOT
Mon 8/315:10 pm
ORD
-
CLJ
1 stop12h 10m
LOT
Deal found 7/26$805
This Kiwi.com deal was found by Cheapflights users on 7/26. 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.
Wed 8/266:10 pm
CLJ
-
ORD
2 stops28h 55m
LOT
Sat 9/195:10 pm
ORD
-
CLJ
1 stop12h 10m
LOT
Deal found 7/26$806
This oojo deal was found by Cheapflights users on 7/24. 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.
Fri 9/42:00 pm
CLJ
-
ORD
1 stop13h 50m
LOT
Fri 9/189:50 pm
ORD
-
CLJ
1 stop31h 30m
LOT
Deal found 7/24$807
This Kiwi.com deal was found by Cheapflights users on 7/24. 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.
Wed 8/266:10 pm
CLJ
-
ORD
2 stops28h 55m
LOT
Wed 9/29:50 pm
ORD
-
CLJ
1 stop11h 40m
LOT
Deal found 7/24$808
This LOT deal was found by Cheapflights users on 7/26. 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.
Thu 9/36:10 pm
CLJ
-
ORD
1 stop33h 40m
LOT
Fri 10/3010:50 pm
ORD
-
CLJ
1 stop11h 45m
LOT
Deal found 7/26$809
This FlightHub deal was found by Cheapflights users on 7/26. 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 8/252:00 pm
CLJ
-
ORD
2 stops57h 05m
LOT
Wed 9/165:10 pm
ORD
-
CLJ
1 stop12h 10m
LOT
Deal found 7/26$814
This SWISS deal was found by Cheapflights users on 7/22. 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.
Mon 9/73:35 pm
CLJ
-
ORD
1 stop29h 00m
SWISS
Tue 11/104:10 pm
ORD
-
CLJ
1 stop34h 00m
SWISS
Deal found 7/22$815
This United Airlines deal was found by Cheapflights users on 7/26. 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 9/76:00 am
CLJ
-
ORD
1 stop14h 35m
United Airlines
Tue 11/31:14 pm
ORD
-
CLJ
2 stops16h 26m
United Airlines
Deal found 7/26$816
This United Airlines deal was found by Cheapflights users on 7/26. 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.
Sun 9/66:00 am
CLJ
-
ORD
1 stop14h 35m
United Airlines
Wed 11/46:00 pm
ORD
-
CLJ
1 stop11h 40m
United Airlines
Deal found 7/26$818
This United Airlines deal was found by Cheapflights users on 7/26. 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.
Fri 8/286:00 am
CLJ
-
ORD
1 stop16h 00m
United Airlines
Tue 9/156:59 am
ORD
-
CLJ
2 stops22h 11m
United Airlines
Deal found 7/26$820
This United Airlines deal was found by Cheapflights users on 7/26. 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 9/11:50 pm
CLJ
-
ORD
2 stops17h 50m
United Airlines
Sat 10/317:00 pm
ORD
-
CLJ
1 stop11h 40m
United Airlines
Deal found 7/26$821

Find flight deals from Cluj Napoca to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Cluj Napoca (CLJ) to O'Hare Intl (ORD). 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 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$805
(Justfly.com)

One-way from

$504
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$880
Provider with most accurate pricing for Cluj Napoca-Chicago O'Hare Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Cluj Napoca-Chicago O'Hare Intl flights.
Search Deals
From Cluj Napoca to Chicago O'Hare Intl
Search Deals
One-way flight from Cluj Napoca to Chicago O'Hare Intl
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($120 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Cluj Napoca to O'Hare Intl 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 27, 2026.
Use the filters below to find and compare flights from Cluj Napoca to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sun 10/18

6:00 am-6:15 pm

1 stop20h 15m

Chicago O'Hare Intl

Mon 10/26

7:00 pm-1:40 pm

1 stop11h 40m

$822

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Mon 10/12

1:50 pm-6:15 pm

1 stop12h 25m

Chicago O'Hare Intl

Sat 10/31

2:30 pm-1:40 pm

2 stops16h 10m

$823

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Tue 10/13

1:50 pm-6:15 pm

1 stop12h 25m

Chicago O'Hare Intl

Wed 10/28

2:30 pm-1:40 pm

2 stops16h 10m

$823
Quickest round-trip

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Wed 10/14

6:00 am-2:05 pm

1 stop16h 05m

Chicago O'Hare Intl

Sat 2/13

6:00 pm-1:40 pm

1 stop11h 40m

$825

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sat 10/17

1:50 pm-7:25 am

2 stops25h 35m

Chicago O'Hare Intl

Tue 10/27

7:00 pm-1:40 pm

1 stop11h 40m

$828

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sat 8/29

1:50 pm-2:00 pm

1 stop32h 10m

Chicago O'Hare Intl

Sun 9/13

7:30 am-1:10 pm

2 stops21h 40m

$830

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Wed 9/16

6:00 am-12:35 pm

1 stop14h 35m

Chicago O'Hare Intl

Thu 9/24

9:24 pm-1:10 pm

2 stops31h 46m

$841

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Wed 8/26

6:00 am-2:00 pm

1 stop16h 00m

Chicago O'Hare Intl

Tue 9/1

12:52 pm-1:10 pm

2 stops16h 18m

$850

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Thu 11/5

9:25 pm-7:20 pm

1 stop29h 55m

Chicago O'Hare Intl

Sun 11/8

11:45 am-9:05 am

1 stop13h 20m

$857
Cheapest one-way

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Thu 8/27

10:40 am-4:00 pm

3 stops37h 20m

$504

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/24

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Compare providers for flights from Cluj Napoca to O'Hare Intl

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 O'Hare Intl in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust 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 O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Cluj Napoca-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Cluj Napoca-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Cluj Napoca-Chicago O'Hare Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub 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 O'Hare Intl Airport 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 O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl 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 O'Hare Intl Airport

How far ahead should I book a flight from Cluj Napoca to Chicago O'Hare Intl Airport?

To ensure you get the cheapest price possible for a flight from Cluj Napoca to Chicago O'Hare Intl Airport, you should look to book at least 30 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Cluj Napoca to Chicago O'Hare Intl Airport?

Currently, February is the cheapest month in which you can book a flight from Cluj Napoca to Chicago O'Hare Intl Airport (average of $666). Flying from Cluj Napoca to Chicago O'Hare Intl Airport in August is currently the most expensive (average of $1,161). 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.

How much does it cost to fly round-trip from Cluj Napoca to Chicago O'Hare Intl Airport?

Airfare is below average for this route at the moment.

Cluj Napoca to Chicago O'Hare Intl Airport flights typically cost between $1,000 and $1,417 in August.
The cheapest round-trip price found within the last 5 days was $805 on LOT (Aug 26-Aug 31).

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated July 27, 2026.
Get a feel of what it's like to fly with LOT,SWISS, andTurkish Airlines from Cluj Napoca to Chicago O'Hare Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
LOT
7.5
Good
1,214 reviews

Boarding

7.5

Crew

8.2

Comfort

7.5

Overall

7.5

Food

7.2

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Patrycja,May 2026

KRK - ORD

The whole flight was great. Crew was friendly and helpful.
LOT
7.5
Good
1,214 reviews
LOT
7.5
Good
1,214 reviews

Boarding

7.5

Crew

8.2

Comfort

7.5

Overall

7.5

Food

7.2

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Patrycja,May 2026

KRK - ORD

The whole flight was great. Crew was friendly and helpful.
SWISS
7.5
Good
2,016 reviews
LOT
7.5
Good
1,214 reviews

Boarding

7.5

Crew

8.2

Comfort

7.5

Overall

7.5

Food

7.2

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Patrycja,May 2026

KRK - ORD

The whole flight was great. Crew was friendly and helpful.
Turkish Airlines
7.4
Good
4,451 reviews
LOT
7.5
Good
1,214 reviews

Boarding

7.5

Crew

8.2

Comfort

7.5

Overall

7.5

Food

7.2

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Patrycja,May 2026

KRK - ORD

The whole flight was great. Crew was friendly and helpful.
United Airlines
7.4
Good
10,041 reviews
LOT
7.5
Good
1,214 reviews

Boarding

7.5

Crew

8.2

Comfort

7.5

Overall

7.5

Food

7.2

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Patrycja,May 2026

KRK - ORD

The whole flight was great. Crew was friendly and helpful.
Lufthansa
6.8
Okay
8,157 reviews
LOT
7.5
Good
1,214 reviews

Boarding

7.5

Crew

8.2

Comfort

7.5

Overall

7.5

Food

7.2

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Patrycja,May 2026

KRK - ORD

The whole flight was great. Crew was friendly and helpful.

Related info for your journey

Find useful and relevant information for your journey from Cluj Napoca to O'Hare Intl. 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 O'Hare Intl?

    Most people fly from Cluj Napoca (CLJ) if they book a flight from Cluj Napoca to Chicago O'Hare Intl. On average, Napoca has 0 outbound flights to Chicago O'Hare Intl per day from 5 airlines. Cluj Napoca is conveniently located just 3.2 mi from Cluj Napoca’s city center.

  • How long is the flight from Cluj Napoca to Chicago O'Hare Intl Airport?

    Departing from Cluj Napoca to Chicago O'Hare Intl Airport will take you 20h 15m. The distance from Cluj Napoca to Chicago O'Hare Intl Airport is about 5008 mi.

  • What are the cheapest airlines flying from Cluj Napoca to Chicago O'Hare Intl Airport round-trip?

    Flying on SWISS is currently your cheapest option to Chicago O'Hare Intl Airport, with prices starting at $602. Additional round-trip tickets that might be worth considering are offered by Lufthansa and United Airlines, with the lowest prices starting at $609 and $609, respectively. SWISS is 25% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Cluj Napoca to O'Hare Intl that include hotel bookings?

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

  • How can I find direct flights from Cluj Napoca to O'Hare Intl?

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

  • Can I find deals for business class flights from Cluj Napoca to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Cluj Napoca to O'Hare Intl 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 O'Hare Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from Cluj Napoca to Chicago O'Hare Intl Airport (average of $666). Flying from Cluj Napoca to Chicago O'Hare Intl Airport in August is currently the most expensive (average of $1,161). 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 O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Benton Harbor
Rosemont
Schaumburg
Lake Geneva
Naperville
Oak Brook
Delavan
Oakbrook Terrace
Gurnee
South Holland
Libertyville
Orland Park
Hoffman Estates
Beloit
Downers Grove
Rockford
Racine
Great Lakes
Janesville
Joliet

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Alternative routes for Cluj Napoca to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
Otopeni Intl to O'Hare Intl flights

Top 5 airlines flying from Cluj Napoca to O'Hare Intl

Discover the top 5 airlines that operate flights from Cluj Napoca to O'Hare Intl. 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 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$602Average$643FlexibilityNo cancel feeOn-time79%
LufthansaCheapest$609Average$834FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$609Average$805FlexibilityNo cancel feeOn-time69%
Turkish AirlinesCheapest$634Average$689FlexibilityNo cancel feeOn-time77%
LOTCheapest$659Average$792FlexibilityNo cancel feeOn-time81%

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