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O'Hare Intl

$348+ 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 12/13. Fares are subject to change and may not be available on all flights or dates of travel.
CLJ — ORD
Nov 12 — Nov 191
Wed 11/12
Wed 11/19
1 adult, Economy
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Cheapflights Tip: The best prices from Cluj Napoca to Chicago O'Hare Intl are usually found in February or April, booked 46 days in advance, depart on a Tuesday or Saturday and return on a Saturday

Find 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 October 13, 2025.

This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2010:45 pmCLJ - ORD
2 stops24h 40mMultiple Airlines
Fri 11/288:15 pmORD - CLJ
2 stops21h 10mMultiple Airlines
Deal found 10/13$604
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.
Thu 12/116:00 pmCLJ - ORD
1 stop34h 00mLOT
Mon 2/99:55 pmORD - CLJ
1 stop31h 20mLOT
Deal found 10/12$666
This LOT 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 LOT is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:00 pmCLJ - ORD
1 stop34h 00mLOT
Mon 2/169:55 pmORD - CLJ
1 stop31h 20mLOT
Deal found 10/12$674
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.
Thu 12/116:00 pmCLJ - ORD
1 stop34h 00mLOT
Sun 2/159:55 pmORD - CLJ
2 stops55h 20mLOT
Deal found 10/12$677
This LOT 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 LOT is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:00 pmCLJ - ORD
1 stop34h 00mLOT
Sun 2/159:55 pmORD - CLJ
2 stops55h 20mLOT
Deal found 10/12$691
This LOT 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 LOT is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:00 pmCLJ - ORD
1 stop34h 00mLOT
Mon 2/99:55 pmORD - CLJ
1 stop31h 20mLOT
Deal found 10/12$703
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.
Fri 12/126:00 pmCLJ - ORD
1 stop34h 00mLOT
Sun 1/119:55 pmORD - CLJ
2 stops55h 20mLOT
Deal found 10/12$705
This LOT 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 LOT is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:00 pmCLJ - ORD
1 stop34h 00mLOT
Sun 2/89:55 pmORD - CLJ
2 stops55h 20mLOT
Deal found 10/12$720
This Booking.com deal was found by Cheapflights users on 10/11. 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.
Mon 11/106:00 amCLJ - ORD
1 stop20h 25mLufthansa
Mon 11/179:50 pmORD - CLJ
1 stop19h 05mLufthansa
Deal found 10/11$721
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:00 amCLJ - ORD
1 stop16h 10mLufthansa
Tue 2/106:00 pmORD - CLJ
1 stop11h 40mLufthansa
Deal found 10/13$726
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.
Thu 10/306:00 amCLJ - ORD
1 stop16h 10mLufthansa
Wed 11/194:20 pmORD - CLJ
2 stops13h 20mLufthansa
Deal found 10/12$728

Cheap 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 October 13, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$504
(United Airlines)

One-way from

$348
(Trip.com)

Popular in

August

Cheapest in

February

Average price

$730
Provider with most accurate pricing for Cluj Napoca-Chicago O'Hare Intl flight deals.
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Provider most trusted by Cheapflights users for Cluj Napoca-Chicago O'Hare Intl flights.
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From Cluj Napoca to Chicago O'Hare Intl
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One-way flight from Cluj Napoca to Chicago O'Hare Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($84 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
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 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 October 13, 2025.
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

Cluj Napoca

Fly to

O'Hare Intl

Route

Depart

Return

Price

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Fri 1/16

6:00 am-2:10 pm

1 stop16h 10m

Chicago O'Hare Intl

Sun 3/15

10:50 pm-12:55 am

1 stop19h 05m

$744

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sat 1/17

6:00 am-2:10 pm

1 stop16h 10m

Chicago O'Hare Intl

Wed 3/11

1:55 pm-1:40 pm

2 stops16h 45m

$744

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Thu 11/13

6:00 am-6:25 pm

1 stop20h 25m

Chicago O'Hare Intl

Fri 2/13

9:50 pm-12:55 am

1 stop19h 05m

$744

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Wed 1/14

6:00 am-2:10 pm

1 stop16h 10m

Chicago O'Hare Intl

Fri 3/13

1:10 pm-1:40 pm

2 stops17h 30m

$744

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Wed 1/14

6:00 am-2:10 pm

1 stop16h 10m

Chicago O'Hare Intl

Wed 3/11

7:15 am-1:40 pm

2 stops23h 25m

$744

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sat 1/17

6:00 am-2:10 pm

1 stop16h 10m

Chicago O'Hare Intl

Mon 3/16

7:00 pm-1:40 pm

1 stop11h 40m

$744

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Fri 1/16

6:00 am-2:10 pm

1 stop16h 10m

Chicago O'Hare Intl

Fri 3/13

8:45 am-1:40 pm

2 stops21h 55m

$744

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Fri 1/16

6:00 am-2:10 pm

1 stop16h 10m

Chicago O'Hare Intl

Wed 3/11

7:00 pm-1:40 pm

1 stop11h 40m

$744

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sat 11/15

6:00 am-6:25 pm

1 stop20h 25m

Chicago O'Hare Intl

Tue 2/10

11:05 am-1:40 pm

2 stops18h 35m

$744

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Tue 11/11

6:00 am-6:25 pm

1 stop20h 25m

Chicago O'Hare Intl

Sat 2/14

7:11 am-1:40 pm

2 stops22h 29m

$744

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Showing 1-10 of 19 results
1
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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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
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 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?

Use this chart to determine the optimal time to book a round-trip flight from Cluj Napoca to O'Hare Intl. Price data was last updated on October 10, 2025.

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 46 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, April is the cheapest month in which you can book a flight from Cluj Napoca to Chicago O'Hare Intl Airport (average of $546). Flying from Cluj Napoca to Chicago O'Hare Intl Airport 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 ORD?

Find hourly flight availability from Cluj Napoca to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 13, 2025.

A simple way to save on the total cost of your ticket is to fly from Cluj Napoca to Chicago O'Hare Intl Airport 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.

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

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 October 13, 2025.
Get a feel of what it's like to fly with LOT, SWISS, and United 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
7.6
Good
1,130 reviews

Crew

8.2

Entertainment

6.9

Food

7.1

Overall

7.6

Comfort

7.5

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
1,130 reviews
LOT
7.6
Good
1,130 reviews

Crew

8.2

Entertainment

6.9

Food

7.1

Overall

7.6

Comfort

7.5

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
SWISS
7.6
Good
1,767 reviews
LOT
7.6
Good
1,130 reviews

Crew

8.2

Entertainment

6.9

Food

7.1

Overall

7.6

Comfort

7.5

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
8,975 reviews
LOT
7.6
Good
1,130 reviews

Crew

8.2

Entertainment

6.9

Food

7.1

Overall

7.6

Comfort

7.5

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
4,007 reviews
LOT
7.6
Good
1,130 reviews

Crew

8.2

Entertainment

6.9

Food

7.1

Overall

7.6

Comfort

7.5

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
7,484 reviews
LOT
7.6
Good
1,130 reviews

Crew

8.2

Entertainment

6.9

Food

7.1

Overall

7.6

Comfort

7.5

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 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 16h 10m. 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 $565. Additional round-trip tickets that might be worth considering are offered by LOT and Turkish Airlines, with the lowest prices starting at $573 and $620, respectively. SWISS is 26% 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, April is the cheapest month in which you can book a flight from Cluj Napoca to Chicago O'Hare Intl Airport (average of $546). Flying from Cluj Napoca to Chicago O'Hare Intl Airport 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 O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Skokie
Des Plaines
Gurnee
Hoffman Estates
Elgin
Racine
Rockford
Oak Brook
Elk Grove Village
Beloit
Naperville
Downers Grove
Orland Park
Merrillville
Bridgeview
Warrenville
Joliet
Waukegan

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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
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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 October 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$565Average$661FlexibilityNo cancel feeOn-time79%
LOTCheapest$573Average$762FlexibilityNo cancel feeOn-time81%
Turkish AirlinesCheapest$620Average$740FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$629Average$838FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$665Average$720FlexibilityNo cancel feeOn-time69%

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