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O'Hare Intl

$323+ 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
CLJ — ORD
ago. 25 — sep. 11
lun. 8/25
lun. 9/1
1 adult, Economy
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Cheapflights Tip: The best prices from Cluj Napoca to Chicago O'Hare Intl are usually found in November or February, booked 83 days in advance, depart on a Tuesday or Saturday and return on a Saturday

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 agosto 20, 2025.

Round-trip from

$695
(United Airlines)

One-way from

$323
(Kiwi.com)

Popular in

August

Cheapest in

November

Average price

$935
From Cluj Napoca to Chicago O'Hare Intl
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One-way flight from Cluj Napoca to Chicago O'Hare Intl
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Highest demand for flights based on searches. 12% potential increase in price ($108 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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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 agosto 20, 2025.

This FlightHub deal was found by Cheapflights users on 8/20. 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.
jue. 12/256:00 pmCLJ - ORD
1 stop34h 00mLOT
jue. 1/159:55 pmORD - CLJ
1 stop31h 20mLOT
Deal found 8/20$697
This United Airlines deal was found by Cheapflights users on 8/18. 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.
vie. 10/241:45 pmCLJ - ORD
2 stops31h 35mUnited Airlines
vie. 11/1412:00 pmORD - CLJ
2 stops17h 40mUnited Airlines
Deal found 8/18$701
This United Airlines deal was found by Cheapflights users on 8/18. 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.
mié. 12/176:00 amCLJ - ORD
2 stops20h 30mUnited Airlines
mié. 1/76:20 pmORD - CLJ
2 stops35h 20mUnited Airlines
Deal found 8/18$704
This LOT deal was found by Cheapflights users on 8/20. 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.
lun. 12/226:00 pmCLJ - ORD
1 stop34h 00mLOT
lun. 1/199:55 pmORD - CLJ
1 stop31h 20mLOT
Deal found 8/20$707
This FlightHub deal was found by Cheapflights users on 8/20. 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.
sáb. 10/49:55 amCLJ - ORD
1 stop31h 45mTurkish Airlines
vie. 11/78:20 pmORD - CLJ
1 stop16h 05mTurkish Airlines
Deal found 8/20$708
This United Airlines deal was found by Cheapflights users on 8/20. 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.
mar. 12/236:00 amCLJ - ORD
2 stops25h 59mUnited Airlines
jue. 1/1511:45 amORD - CLJ
2 stops17h 55mUnited Airlines
Deal found 8/20$711
This United Airlines deal was found by Cheapflights users on 8/20. 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.
lun. 12/226:00 amCLJ - ORD
2 stops22h 05mUnited Airlines
sáb. 1/178:55 amORD - CLJ
2 stops20h 45mUnited Airlines
Deal found 8/20$712
This United Airlines deal was found by Cheapflights users on 8/20. 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.
mar. 9/301:45 pmCLJ - ORD
1 stop32h 20mUnited Airlines
sáb. 11/17:10 amORD - CLJ
2 stops23h 30mUnited Airlines
Deal found 8/20$713
This Priceline deal was found by Cheapflights users on 8/18. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/176:00 amCLJ - ORD
2 stops34h 01mMultiple Airlines
mié. 9/2410:30 pmORD - CLJ
2 stops18h 00mMultiple Airlines
Deal found 8/18$714
This Gotogate deal was found by Cheapflights users on 8/18. 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.
mié. 9/246:00 amCLJ - ORD
1 stop14h 30mLufthansa
lun. 10/209:40 pmORD - CLJ
1 stop18h 50mLufthansa
Deal found 8/18$717

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 agosto 20, 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

sáb. 1/10

6:00 am-2:10 pm

1 stop16h 10m

Chicago O'Hare Intl

vie. 1/16

6:00 pm-1:40 pm

1 stop11h 40m

$695

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

sáb. 1/10

6:00 am-2:10 pm

1 stop16h 10m

Chicago O'Hare Intl

dom. 1/11

6:00 pm-1:40 pm

1 stop11h 40m

$695

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

sáb. 1/10

6:00 am-2:10 pm

1 stop16h 10m

Chicago O'Hare Intl

jue. 1/15

6:00 pm-1:40 pm

1 stop11h 40m

$695

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

sáb. 1/10

6:00 am-2:10 pm

1 stop16h 10m

Chicago O'Hare Intl

lun. 1/12

7:10 am-1:40 pm

2 stops22h 30m

$695

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

sáb. 1/17

6:00 am-2:10 pm

1 stop16h 10m

Chicago O'Hare Intl

dom. 1/25

6:00 pm-1:40 pm

1 stop11h 40m

$696

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

jue. 12/25

6:00 pm-8:00 pm

1 stop34h 00m

Chicago O'Hare Intl

vie. 1/16

9:55 pm-5:35 pm

1 stop11h 40m

$697

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

jue. 12/25

6:00 pm-8:00 pm

1 stop34h 00m

Chicago O'Hare Intl

jue. 1/15

9:55 pm-1:15 pm

1 stop31h 20m

$697

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

vie. 10/24

1:45 pm-1:20 pm

2 stops31h 35m

Chicago O'Hare Intl

vie. 11/14

12:00 pm-1:40 pm

2 stops17h 40m

$701

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

mié. 10/15

6:40 am-12:35 pm

3 stops37h 55m

$323

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

mié. 10/8

6:15 am-8:14 am

2 stops33h 59m

$366

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Showing 1-10 of 15 results
1
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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 August 8, 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 80 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, August is the cheapest month in which you can book a flight from Cluj Napoca to Chicago O'Hare Intl Airport (average of $245). Flying from Cluj Napoca to Chicago O'Hare Intl Airport 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 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 agosto 20, 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 9% 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 agosto 20, 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
1,110 reviews

Crew

8.2

Food

7.2

Comfort

7.5

Entertainment

7.0

Overall

7.6

Boarding

7.6

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
1,110 reviews
LOT
7.6
Good
1,110 reviews

Crew

8.2

Food

7.2

Comfort

7.5

Entertainment

7.0

Overall

7.6

Boarding

7.6

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
7.6
Good
1,699 reviews
LOT
7.6
Good
1,110 reviews

Crew

8.2

Food

7.2

Comfort

7.5

Entertainment

7.0

Overall

7.6

Boarding

7.6

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
8,928 reviews
LOT
7.6
Good
1,110 reviews

Crew

8.2

Food

7.2

Comfort

7.5

Entertainment

7.0

Overall

7.6

Boarding

7.6

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
3,949 reviews
LOT
7.6
Good
1,110 reviews

Crew

8.2

Food

7.2

Comfort

7.5

Entertainment

7.0

Overall

7.6

Boarding

7.6

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.
Lufthansa
6.8
Okay
7,337 reviews
LOT
7.6
Good
1,110 reviews

Crew

8.2

Food

7.2

Comfort

7.5

Entertainment

7.0

Overall

7.6

Boarding

7.6

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 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 $580, 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, August is the cheapest month in which you can book a flight from Cluj Napoca to Chicago O'Hare Intl Airport (average of $245). Flying from Cluj Napoca to Chicago O'Hare Intl Airport 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 O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Hoffman Estates
Beloit
Skokie
Des Plaines
Elgin
Gurnee
Arlington Heights
Racine
Rockford
Great Lakes
Orland Park
Naperville
Merrillville
Elk Grove Village
Downers Grove
Evanston
Lake Geneva
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
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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 agosto 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$565Average$646FlexibilityNo cancel feeOn-time79%
LOTCheapest$573Average$762FlexibilityNo cancel feeOn-time81%
Turkish AirlinesCheapest$580Average$733FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$587Average$868FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$665Average$671FlexibilityNo cancel feeOn-time69%

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