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Cheap flights from Cluj Napoca to Chicago from $399

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 9/23. 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
6:10 pm - 7:50 pm
CLJ
-
ORD
33h 40m
1 stop
LOT Logo
9:50 pm - 1:20 pm
ORD
-
CLJ
31h 30m
1 stop
$721LOT
Wed, Oct 7 - Wed, Oct 21
Multiple Airlines Logo
8:15 pm - 5:50 pm
CLJ
-
ORD
29h 35m
2 stops
Multiple Airlines Logo
10:50 pm - 12:55 am
ORD
-
CLJ
19h 05m
1 stop
$741Multiple Airlines
Sun, Oct 11 - Sun, Oct 25
Multiple Airlines Logo
6:00 pm - 11:50 am
CLJ
-
ORD
25h 50m
1 stop
Multiple Airlines Logo
10:50 pm - 12:55 am
ORD
-
CLJ
19h 05m
1 stop
$769Multiple Airlines
Wed, Oct 7 - Sun, Oct 25
LOT Logo
6:10 pm - 3:10 pm
CLJ
-
ORD
29h 00m
1 stop
LOT Logo
5:10 pm - 5:30 pm
ORD
-
CLJ
16h 20m
2 stops
$773LOT
Mon, Aug 31 - Tue, Sep 22
Turkish Airlines Logo
9:05 pm - 9:40 am
CLJ
-
ORD
20h 35m
1 stop
Turkish Airlines Logo
8:10 pm - 9:05 am
ORD
-
CLJ
28h 55m
1 stop
$781Turkish Airlines
Fri, Oct 9 - Wed, Oct 14
Turkish Airlines Logo
9:05 pm - 9:40 am
CLJ
-
ORD
20h 35m
1 stop
Turkish Airlines Logo
8:10 pm - 9:05 am
ORD
-
CLJ
28h 55m
1 stop
$783Turkish Airlines
Fri, Oct 9 - Wed, Oct 14
Turkish Airlines Logo
9:05 pm - 9:40 am
CLJ
-
ORD
20h 35m
1 stop
Turkish Airlines Logo
8:10 pm - 9:05 am
ORD
-
CLJ
28h 55m
1 stop
$786Turkish Airlines
Mon, Jun 22 - Mon, Jul 6
Multiple Airlines Logo
8:15 pm - 5:50 pm
CLJ
-
ORD
29h 35m
2 stops
Multiple Airlines Logo
9:40 pm - 5:25 pm
ORD
-
CLJ
11h 45m
1 stop
$795Multiple Airlines
Sun, Oct 11 - Fri, Oct 23
LOT Logo
6:10 pm - 7:50 pm
CLJ
-
ORD
33h 40m
1 stop
LOT Logo
10:55 pm - 1:15 pm
ORD
-
CLJ
55h 20m
2 stops
$796LOT
Thu, Oct 8 - Sun, Oct 25
Turkish Airlines Logo
9:05 pm - 9:40 am
CLJ
-
ORD
20h 35m
1 stop
Turkish Airlines Logo
8:10 pm - 9:05 am
ORD
-
CLJ
28h 55m
1 stop
$799Turkish Airlines
Mon, Jun 22 - Mon, Jul 6

Turkish Airlines flights from Cluj Napoca to Chicago O'Hare Intl Airport

Our best Turkish Airlines deals on Cluj Napoca to Chicago O'Hare Intl Airport flight tickets
Turkish Airlines
Oct 9
CLJ9:05 pmCluj Napoca
20h 35m
1 stop
ORD9:40 amChicago O'Hare Intl
Oct 14
ORD8:10 pmChicago O'Hare Intl
28h 55m
1 stop
CLJ9:05 amCluj Napoca
$781
Turkish Airlines
Oct 9
CLJ9:05 pmCluj Napoca
20h 35m
1 stop
ORD9:40 amChicago O'Hare Intl
Oct 14
ORD8:10 pmChicago O'Hare Intl
28h 55m
1 stop
CLJ9:05 amCluj Napoca
$783
Turkish Airlines
Jun 22
CLJ9:05 pmCluj Napoca
20h 35m
1 stop
ORD9:40 amChicago O'Hare Intl
Jul 6
ORD8:10 pmChicago O'Hare Intl
28h 55m
1 stop
CLJ9:05 amCluj Napoca
$786

United Airlines flights from Cluj Napoca to Chicago O'Hare Intl Airport

Our best United Airlines deals on Cluj Napoca to Chicago O'Hare Intl Airport flight tickets
United Airlines
Jun 7
CLJ6:00 amCluj Napoca
14h 35m
1 stop
ORD12:35 pmChicago O'Hare Intl
Aug 31
ORD12:55 pmChicago O'Hare Intl
16h 15m
2 stops
CLJ1:10 pmCluj Napoca
$805
United Airlines
Jul 16
CLJ6:00 amCluj Napoca
16h 00m
1 stop
ORD2:00 pmChicago O'Hare Intl
Aug 24
ORD9:40 pmChicago O'Hare Intl
11h 45m
1 stop
CLJ5:25 pmCluj Napoca
$808
United Airlines
Jun 13
CLJ1:50 pmCluj Napoca
17h 36m
2 stops
ORD11:26 pmChicago O'Hare Intl
Aug 26
ORD9:40 pmChicago O'Hare Intl
11h 45m
1 stop
CLJ5:25 pmCluj Napoca
$811

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 May 17, 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

Wed 10/7

6:10 pm-7:50 pm

1 stop33h 40m

Chicago O'Hare Intl

Wed 10/21

9:50 pm-1:20 pm

1 stop31h 30m

$721

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sun 10/11

8:15 pm-5:50 pm

2 stops29h 35m

Chicago O'Hare Intl

Sun 10/25

10:50 pm-12:55 am

1 stop19h 05m

$741

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Wed 10/7

6:00 pm-11:50 am

1 stop25h 50m

Chicago O'Hare Intl

Sun 10/25

10:50 pm-12:55 am

1 stop19h 05m

$769

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Mon 8/31

6:10 pm-3:10 pm

1 stop29h 00m

Chicago O'Hare Intl

Tue 9/22

5:10 pm-5:30 pm

2 stops16h 20m

$773

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Fri 10/9

9:05 pm-9:40 am

1 stop20h 35m

Chicago O'Hare Intl

Wed 10/14

8:10 pm-9:05 am

1 stop28h 55m

$781

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Fri 10/9

9:05 pm-9:40 am

1 stop20h 35m

Chicago O'Hare Intl

Wed 10/14

8:10 pm-9:05 am

1 stop28h 55m

$783

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Mon 6/22

9:05 pm-9:40 am

1 stop20h 35m

Chicago O'Hare Intl

Mon 7/6

8:10 pm-9:05 am

1 stop28h 55m

$786
Quickest round-trip

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sun 10/11

8:15 pm-5:50 pm

2 stops29h 35m

Chicago O'Hare Intl

Fri 10/23

9:40 pm-5:25 pm

1 stop11h 45m

$795

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Thu 10/8

6:10 pm-7:50 pm

1 stop33h 40m

Chicago O'Hare Intl

Sun 10/25

10:55 pm-1:15 pm

2 stops55h 20m

$796

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Mon 6/22

9:05 pm-9:40 am

1 stop20h 35m

Chicago O'Hare Intl

Mon 7/6

8:10 pm-9:05 am

1 stop28h 55m

$799

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 typical price of a round-trip flight between Cluj Napoca and Chicago O'Hare Intl Airport?

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

The month of January is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Cluj Napoca averaging around $685.

How far in advance should I book a flight from Cluj Napoca 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 $792 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 $653 on momondo.

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

You could potentially save up to 60% 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

16h 00m

Direct flights

None
The fastest flight from Cluj Napoca to Chicago O'Hare Intl Airport takes 16h 00m
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

Frequently asked questions about flying from Cluj Napoca to Chicago O'Hare Intl Airport

  • 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 16h 00m 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 $602Free CancellationRating
7.5
1,946 reviews
Search SWISS flights
LufthansaPriceFrom $609Free CancellationRating
6.8
8,004 reviews
Search Lufthansa flights
United AirlinesPriceFrom $609Free CancellationRating
7.4
9,730 reviews
Search United Airlines flights
Turkish AirlinesPriceFrom $634Free CancellationRating
7.4
4,370 reviews
Search Turkish Airlines flights
LOTPriceFrom $659Free CancellationRating
7.5
1,190 reviews
Search LOT flights

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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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