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O'Hare Intl

$522+ 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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
CLJ — ORD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$641
(lol.travel)

One-way from

$522
(Kiwi.com)

Popular in

August

Cheapest in

November

Average price

$839
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. 11% potential increase in price ($98 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This lol.travel deal was found by Cheapflights users on 6/11. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/126:05 pmCLJ - ORD
1 stop26h 00mLOT
Sun 7/272:05 pmORD - CLJ
1 stop19h 25mLOT
Deal found 6/11$641
This Orbitz deal was found by Cheapflights users on 6/11. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/306:05 pmCLJ - ORD
1 stop27h 55mMultiple Airlines
Wed 7/302:20 pmORD - CLJ
1 stop11h 35mMultiple Airlines
Deal found 6/11$717
This Lufthansa deal was found by Cheapflights users on 6/10. 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.
Wed 7/236:05 pmCLJ - ORD
1 stop27h 55mLufthansa
Tue 8/262:05 pmORD - CLJ
2 stops19h 10mLufthansa
Deal found 6/10$720
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/79:10 pmCLJ - ORD
1 stop20h 30mTurkish Airlines
Sat 9/2011:25 amORD - CLJ
1 stop24h 55mTurkish Airlines
Deal found 6/11$733
This United Airlines deal was found by Cheapflights users on 6/10. 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 7/271:45 pmCLJ - ORD
2 stops26h 04mUnited Airlines
Sun 8/312:05 pmORD - CLJ
2 stops15h 00mUnited Airlines
Deal found 6/10$734
This SWISS deal was found by Cheapflights users on 6/10. 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.
Sun 8/103:35 pmCLJ - ORD
1 stop28h 35mSWISS
Sun 8/317:05 pmORD - CLJ
1 stop11h 30mSWISS
Deal found 6/10$818
This Air Canada deal was found by Cheapflights users on 6/10. 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.
Wed 7/236:00 amCLJ - ORD
2 stops35h 09mAir Canada
Sat 8/308:25 pmORD - CLJ
2 stops32h 40mAir Canada
Deal found 6/10$887

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 June 12, 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

Sat 7/12

6:05 pm-12:05 pm

1 stop26h 00m

Chicago O'Hare Intl

Sun 7/27

2:05 pm-5:30 pm

1 stop19h 25m

$641

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Mon 6/30

6:05 pm-2:00 pm

1 stop27h 55m

Chicago O'Hare Intl

Wed 7/30

2:20 pm-9:55 am

1 stop11h 35m

$717

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Wed 7/23

6:05 pm-2:00 pm

1 stop27h 55m

Chicago O'Hare Intl

Tue 8/26

2:05 pm-5:15 pm

2 stops19h 10m

$720

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sun 9/7

9:10 pm-9:40 am

1 stop20h 30m

Chicago O'Hare Intl

Sat 9/20

11:25 am-8:20 pm

1 stop24h 55m

$733

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sun 7/27

1:45 pm-7:49 am

2 stops26h 04m

Chicago O'Hare Intl

Sun 8/31

2:05 pm-1:05 pm

2 stops15h 00m

$734

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sun 8/10

3:35 pm-12:10 pm

1 stop28h 35m

Chicago O'Hare Intl

Sun 8/31

7:05 pm-2:35 pm

1 stop11h 30m

$818

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Wed 7/23

6:00 am-9:09 am

2 stops35h 09m

Chicago O'Hare Intl

Sat 8/30

8:25 pm-1:05 pm

2 stops32h 40m

$887

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Wed 8/13

7:00 am-7:17 pm

2 stops20h 17m

$522

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sun 8/10

3:35 pm-3:55 pm

1 stop32h 20m

$723

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Tue 8/12

6:00 am-12:30 pm

1 stop14h 30m

$753

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 11 results
1
2

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 June 9, 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 June 12, 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.

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 1.7 in.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 June 12, 2025.
LOT
7.6
Good
1,077 reviews

Overall

7.6

Food

7.2

Boarding

7.6

Comfort

7.5

Entertainment

7.0

Crew

8.2

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
1,077 reviews
LOT
7.6
Good
1,077 reviews

Overall

7.6

Food

7.2

Boarding

7.6

Comfort

7.5

Entertainment

7.0

Crew

8.2

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
1,623 reviews
LOT
7.6
Good
1,077 reviews

Overall

7.6

Food

7.2

Boarding

7.6

Comfort

7.5

Entertainment

7.0

Crew

8.2

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
8,790 reviews
LOT
7.6
Good
1,077 reviews

Overall

7.6

Food

7.2

Boarding

7.6

Comfort

7.5

Entertainment

7.0

Crew

8.2

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
3,848 reviews
LOT
7.6
Good
1,077 reviews

Overall

7.6

Food

7.2

Boarding

7.6

Comfort

7.5

Entertainment

7.0

Crew

8.2

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
9,537 reviews
LOT
7.6
Good
1,077 reviews

Overall

7.6

Food

7.2

Boarding

7.6

Comfort

7.5

Entertainment

7.0

Crew

8.2

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.

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

    Flying on LOT is currently your cheapest option to Chicago O'Hare Intl Airport, with prices starting at $641. Additional round-trip tickets that might be worth considering are offered by Lufthansa and Turkish Airlines, with the lowest prices starting at $720 and $733, respectively. LOT is 14% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Cluj Napoca to Chicago O'Hare Intl Airport one-way?

    $723 is the cheapest one-way deal found within the past few days, from SWISS. You may also be able to find cheap deals on Lufthansa and United Airlines, with prices starting from $753 and $788, respectively.

  • 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 Cluj Napoca?

Book flights to Cluj Napoca if you plan to visit one of these locations
Schaumburg
Hoffman Estates
Rosemont
Beloit
Elgin
Racine
Skokie
Arlington Heights
Rockford
Naperville
Orland Park
Elk Grove Village
Tinley Park
Northbrook
Joliet
Merrillville
Bridgeview
Glenview
Des Plaines
Lake Geneva

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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$565Average$646FlexibilityNo cancel feeOn-time79%
LOTCheapest$573Average$762FlexibilityNo cancel feeOn-time81%
Turkish AirlinesCheapest$580Average$717FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$587Average$815FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$648Average$720FlexibilityNo cancel feeOn-time69%

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