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Cheap flights from Cluj Napoca to Chicago from $339

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cluj Napoca to Chicago departing on 3/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Cluj Napoca to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
LOT Logo
6:00 pm - 8:00 pm
CLJ
-
ORD
34h 00m
1 stop
LOT Logo
9:55 pm - 5:35 pm
ORD
-
CLJ
11h 40m
1 stop
$510LOT
Fri, Feb 27 - Fri, Mar 6
LOT Logo
6:00 pm - 8:00 pm
CLJ
-
ORD
34h 00m
1 stop
LOT Logo
9:55 pm - 5:35 pm
ORD
-
CLJ
11h 40m
1 stop
$514LOT
Thu, Feb 5 - Fri, Feb 20
LOT Logo
6:00 pm - 8:00 pm
CLJ
-
ORD
34h 00m
1 stop
LOT Logo
9:55 pm - 1:15 pm
ORD
-
CLJ
31h 20m
1 stop
$516LOT
Thu, Feb 5 - Thu, Feb 19
LOT Logo
6:00 pm - 8:00 pm
CLJ
-
ORD
34h 00m
1 stop
LOT Logo
9:55 pm - 1:15 pm
ORD
-
CLJ
31h 20m
1 stop
$543LOT
Thu, Feb 12 - Mon, Feb 16
LOT Logo
6:00 pm - 8:00 pm
CLJ
-
ORD
34h 00m
1 stop
LOT Logo
9:55 pm - 1:15 pm
ORD
-
CLJ
31h 20m
1 stop
$544LOT
Fri, Feb 6 - Mon, Feb 9
Multiple Airlines Logo
6:35 pm - 10:33 am
CLJ
-
ORD
47h 58m
2 stops
Multiple Airlines Logo
9:40 pm - 12:30 am
ORD
-
CLJ
18h 50m
1 stop
$606Multiple Airlines
Sat, Mar 7 - Mon, Apr 27
Multiple Airlines Logo
6:35 pm - 10:33 am
CLJ
-
ORD
47h 58m
2 stops
Multiple Airlines Logo
7:05 pm - 2:50 pm
ORD
-
CLJ
11h 45m
1 stop
$607Multiple Airlines
Sat, Mar 7 - Sun, Apr 26
Multiple Airlines Logo
5:35 pm - 3:55 pm
CLJ
-
ORD
29h 20m
2 stops
Multiple Airlines Logo
9:40 pm - 12:30 am
ORD
-
CLJ
18h 50m
1 stop
$608Multiple Airlines
Mon, Mar 9 - Mon, Apr 27
Multiple Airlines Logo
5:35 pm - 3:55 pm
CLJ
-
ORD
29h 20m
2 stops
Multiple Airlines Logo
7:05 pm - 2:50 pm
ORD
-
CLJ
11h 45m
1 stop
$610Multiple Airlines
Mon, Mar 9 - Sun, Apr 26
Multiple Airlines Logo
9:30 pm - 5:20 pm
CLJ
-
ORD
27h 50m
2 stops
Multiple Airlines Logo
9:40 pm - 12:30 am
ORD
-
CLJ
18h 50m
1 stop
$620Multiple Airlines
Tue, Mar 3 - Mon, Apr 27

Lufthansa flights from Cluj Napoca to Chicago O'Hare Intl Airport

Our best Lufthansa deals on Cluj Napoca to Chicago O'Hare Intl Airport flight tickets
Lufthansa
Feb 13
CLJ6:00 amCluj Napoca
20h 25m
1 stop
ORD6:25 pmChicago O'Hare Intl
Apr 22
ORD9:40 pmChicago O'Hare Intl
18h 50m
1 stop
CLJ12:30 amCluj Napoca
$695
Lufthansa
Feb 9
CLJ6:00 amCluj Napoca
15h 25m
2 stops
ORD1:25 pmChicago O'Hare Intl
Apr 12
ORD9:40 pmChicago O'Hare Intl
18h 50m
1 stop
CLJ12:30 amCluj Napoca
$698
Lufthansa
Feb 8
CLJ6:00 amCluj Napoca
15h 25m
2 stops
ORD1:25 pmChicago O'Hare Intl
Apr 5
ORD9:40 pmChicago O'Hare Intl
18h 50m
1 stop
CLJ12:30 amCluj Napoca
$700

LOT flights from Cluj Napoca to Chicago O'Hare Intl Airport

Our best LOT deals on Cluj Napoca to Chicago O'Hare Intl Airport flight tickets
LOT
Feb 27
CLJ6:00 pmCluj Napoca
34h 00m
1 stop
ORD8:00 pmChicago O'Hare Intl
Mar 6
ORD9:55 pmChicago O'Hare Intl
11h 40m
1 stop
CLJ5:35 pmCluj Napoca
$510
LOT
Feb 5
CLJ6:00 pmCluj Napoca
34h 00m
1 stop
ORD8:00 pmChicago O'Hare Intl
Feb 20
ORD9:55 pmChicago O'Hare Intl
11h 40m
1 stop
CLJ5:35 pmCluj Napoca
$514
LOT
Feb 5
CLJ6:00 pmCluj Napoca
34h 00m
1 stop
ORD8:00 pmChicago O'Hare Intl
Feb 19
ORD9:55 pmChicago O'Hare Intl
31h 20m
1 stop
CLJ1:15 pmCluj Napoca
$516

momondo Fare Finder

 
Customize your flight search to find flights from Cluj Napoca to Chicago O'Hare Intl Airport 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, momondo users made 832,500 searches. Data last updated January 14, 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

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Fri 2/27

6:00 pm-8:00 pm

1 stop34h 00m

Chicago O'Hare Intl

Fri 3/6

9:55 pm-5:35 pm

1 stop11h 40m

$510

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Thu 2/5

6:00 pm-8:00 pm

1 stop34h 00m

Chicago O'Hare Intl

Fri 2/20

9:55 pm-5:35 pm

1 stop11h 40m

$514

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Thu 2/5

6:00 pm-8:00 pm

1 stop34h 00m

Chicago O'Hare Intl

Thu 2/19

9:55 pm-1:15 pm

1 stop31h 20m

$516

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Thu 2/12

6:00 pm-8:00 pm

1 stop34h 00m

Chicago O'Hare Intl

Mon 2/16

9:55 pm-1:15 pm

1 stop31h 20m

$543

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Fri 2/6

6:00 pm-8:00 pm

1 stop34h 00m

Chicago O'Hare Intl

Mon 2/9

9:55 pm-1:15 pm

1 stop31h 20m

$544

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sat 3/7

6:35 pm-10:33 am

2 stops47h 58m

Chicago O'Hare Intl

Mon 4/27

9:40 pm-12:30 am

1 stop18h 50m

$606

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sat 3/7

6:35 pm-10:33 am

2 stops47h 58m

Chicago O'Hare Intl

Sun 4/26

7:05 pm-2:50 pm

1 stop11h 45m

$607

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Mon 3/9

5:35 pm-3:55 pm

2 stops29h 20m

Chicago O'Hare Intl

Mon 4/27

9:40 pm-12:30 am

1 stop18h 50m

$608

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Mon 3/9

5:35 pm-3:55 pm

2 stops29h 20m

Chicago O'Hare Intl

Sun 4/26

7:05 pm-2:50 pm

1 stop11h 45m

$610

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Tue 3/3

9:30 pm-5:20 pm

2 stops27h 50m

Chicago O'Hare Intl

Mon 4/27

9:40 pm-12:30 am

1 stop18h 50m

$620

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Cluj Napoca to Chicago O'Hare Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of May is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Cluj Napoca averaging around $724.

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Cluj Napoca when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $781 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Cluj Napoca for as low as $693 on momondo.

Can stopping save me money on Cluj Napoca to Chicago O'Hare Intl Airport flights?

You could potentially save up to 12% on your flight if you consider stops on a Cluj Napoca to Chicago O'Hare Intl Airport flight.

How have Cluj Napoca to Chicago O'Hare Intl Airport flight prices changed over time?

When to book flights from Cluj Napoca to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Cluj Napoca to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Cluj Napoca to Chicago O'Hare Intl Airport (CLJ to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cluj Napoca to Chicago O'Hare Intl Airport

Fastest flight time

20h 30m

Direct flights

None
The fastest flight from Cluj Napoca to Chicago O'Hare Intl Airport takes 20h 30m
There are no direct flights from Cluj Napoca to Chicago O'Hare Intl Airport. There are no popular flight routes from Cluj Napoca to Chicago O'Hare Intl Airport.
Search flight deals

  • How far is Cluj Napoca to Chicago O'Hare Intl by plane?

    The distance between Cluj Napoca and Chicago O'Hare Intl is about 5006.5 mi. Typically, this will take 20h 30m by plane in normal conditions.

  • When did momondo last update prices for flights from Cluj Napoca Airport to Chicago O'Hare Intl Airport?

    Prices for flights from Cluj Napoca Airport to Chicago O'Hare Intl Airport refresh daily.

  • How many operators does momondo search for flights from Cluj Napoca Airport to Chicago O'Hare Intl Airport?

  • How old do you have to be to fly from Cluj Napoca Airport to Chicago O'Hare Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Cluj Napoca Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The travel and health documents required for your trip to Chicago O'Hare Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago O'Hare Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Cluj Napoca to Chicago O'Hare Intl Airport?

Best airlines flying from Cluj Napoca to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Cluj Napoca to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
SWISSPriceFrom $565Free CancellationRating
7.5
1,847 reviews
Search SWISS flights
LOTPriceFrom $573Free CancellationRating
7.5
1,171 reviews
Search LOT flights
Turkish AirlinesPriceFrom $620Free CancellationRating
7.3
4,167 reviews
Search Turkish Airlines flights
United AirlinesPriceFrom $671Free CancellationRating
7.4
9,157 reviews
Search United Airlines flights
LufthansaPriceFrom $709Free CancellationRating
6.8
7,713 reviews
Search Lufthansa flights

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
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Elgin
Aurora
South Holland

Why use momondo?

Why should I use momondo to find a flight deal from Cluj Napoca to Chicago?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Cluj Napoca to Chicago. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Cluj Napoca to Chicago with flexible booking policies on momondo?

Flights from Cluj Napoca to Chicago with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Cluj Napoca to Chicago?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Cluj Napoca to Chicago.

I’m not ready to book a flight from Cluj Napoca to Chicago right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Cluj Napoca to Chicago flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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