Which layover airport has the shortest connection time from Cluj Napoca to Chicago O'Hare Intl Airport?

Istanbul (IST) has the shortest average layover time for this route: 2h 47m.

What airlines fly to Chicago O'Hare Intl Airport?

Turkish Airlines, Lufthansa and United Airlines are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Cluj Napoca according to our data. Turkish Airlines is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 5 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Cluj Napoca to Chicago O'Hare Intl Airport?

Flights connecting via Zurich (ZRH) have the shortest average one-way travel time: 13h 30m.

Which airport is the most popular layover for flights between Cluj Napoca and Chicago O'Hare Intl Airport?

Munich (MUC) was the most common stop: 70% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Cluj Napoca to Chicago O'Hare Intl Airport?

Flights via Zurich (ZRH) offer the lowest average round-trip price of $730.

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?

There are 5 operators available for flights from Cluj Napoca Airport to Chicago O'Hare Intl Airport as of October 2026.

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.

$420 Cheap Flights from Cluj Napoca to Chicago O'Hare Intl Airport in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Cluj Napoca to Chicago

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:45 am - 4:15 pmCLJ Cluj Napoca-ORD Chicago O'Hare Intl

13h 30m1 stop Zurich

9:50 pm - 1:05 amORD Chicago O'Hare Intl-CLJ Cluj Napoca

19h 15m1 stop Munich Franz Josef Strauss

$750Multiple Airlines

Thu, Nov 12 - Fri, Nov 27

1:55 pm - 7:55 pmCLJ Cluj Napoca-ORD Chicago O'Hare Intl

14h 00m1 stop Warsaw Frederic Chopin

9:50 pm - 1:15 pmORD Chicago O'Hare Intl-CLJ Cluj Napoca

31h 25m1 stop Warsaw Frederic Chopin

$754LOT

Wed, Dec 23 - Mon, Jan 18

5:20 pm - 3:30 pmCLJ Cluj Napoca-ORD Chicago O'Hare Intl

30h 10m2 stops Madrid Barajas Lisbon Humberto Delgado

8:05 pm - 10:35 pmORD Chicago O'Hare Intl-CLJ Cluj Napoca

18h 30m1 stop Dublin

$771Multiple Airlines

Thu, Nov 12 - Wed, Nov 25

9:25 pm - 7:20 pmCLJ Cluj Napoca-ORD Chicago O'Hare Intl

29h 55m1 stop Istanbul

8:15 pm - 9:05 amORD Chicago O'Hare Intl-CLJ Cluj Napoca

28h 50m1 stop Istanbul

$772Turkish Airlines

Thu, Nov 5 - Mon, Nov 16

9:25 pm - 8:20 pmCLJ Cluj Napoca-ORD Chicago O'Hare Intl

29h 55m1 stop Istanbul

8:15 pm - 9:05 amORD Chicago O'Hare Intl-CLJ Cluj Napoca

28h 50m1 stop Istanbul

$774Turkish Airlines

Sat, Oct 31 - Fri, Nov 13

10:45 am - 4:15 pmCLJ Cluj Napoca-ORD Chicago O'Hare Intl

13h 30m1 stop Zurich

5:45 pm - 2:30 pmORD Chicago O'Hare Intl-CLJ Cluj Napoca

60h 45m3 stops Charlotte Douglas Munich Franz Josef Strauss Zurich

$784SWISS

Thu, Nov 12 - Fri, Nov 27

1:30 pm - 7:55 pmCLJ Cluj Napoca-ORD Chicago O'Hare Intl

14h 25m1 stop Warsaw Frederic Chopin

9:50 pm - 5:20 pmORD Chicago O'Hare Intl-CLJ Cluj Napoca

11h 30m1 stop Warsaw Frederic Chopin

$808LOT

Sun, Dec 20 - Mon, Jan 18

10:45 am - 1:10 pmCLJ Cluj Napoca-ORD Chicago O'Hare Intl

34h 25m2 stops Zurich Rome Fiumicino

5:45 pm - 2:30 pmORD Chicago O'Hare Intl-CLJ Cluj Napoca

60h 45m3 stops Charlotte Douglas Munich Franz Josef Strauss Zurich

$823SWISS

Thu, Nov 12 - Fri, Nov 27

6:10 am - 6:25 pmCLJ Cluj Napoca-ORD Chicago O'Hare Intl

20h 15m1 stop Munich Franz Josef Strauss

12:29 pm - 1:50 pmORD Chicago O'Hare Intl-CLJ Cluj Napoca

17h 21m2 stops Denver Intl Munich Franz Josef Strauss

$841United Airlines

Sat, Jan 30 - Sat, Feb 20

6:10 am - 6:25 pmCLJ Cluj Napoca-ORD Chicago O'Hare Intl

20h 15m1 stop Munich Franz Josef Strauss

1:55 pm - 1:50 pmORD Chicago O'Hare Intl-CLJ Cluj Napoca

15h 55m2 stops Charlotte Douglas Munich Franz Josef Strauss

$844United Airlines

Sat, Jan 30 - Sat, Feb 20

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

Our best SWISS deals on Cluj Napoca to Chicago O'Hare Intl Airport flight tickets

SWISS

Nov 12

CLJ10:45 amCluj Napoca

13h 30m

1 stop

ORD4:15 pmChicago O'Hare Intl

Nov 27

ORD5:45 pmChicago O'Hare Intl

60h 45m

3 stops

CLJ2:30 pmCluj Napoca

$784

SWISS

Nov 12

CLJ10:45 amCluj Napoca

34h 25m

2 stops

ORD1:10 pmChicago O'Hare Intl

Nov 27

ORD5:45 pmChicago O'Hare Intl

60h 45m

3 stops

CLJ2:30 pmCluj Napoca

$823

SWISS

Nov 5

CLJ10:45 amCluj Napoca

13h 30m

1 stop

ORD4:15 pmChicago O'Hare Intl

Nov 15

ORD6:50 pmChicago O'Hare Intl

11h 40m

1 stop

CLJ2:30 pmCluj Napoca

$825

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

Nov 5

CLJ6:10 amCluj Napoca

20h 15m

1 stop

ORD6:25 pmChicago O'Hare Intl

Nov 16

ORD7:00 amChicago O'Hare Intl

22h 50m

2 stops

CLJ1:50 pmCluj Napoca

$846

United Airlines

Jan 30

CLJ6:10 amCluj Napoca

21h 51m

2 stops

ORD8:01 pmChicago O'Hare Intl

Feb 20

ORD1:55 pmChicago O'Hare Intl

15h 55m

2 stops

CLJ1:50 pmCluj Napoca

$851

United Airlines

Nov 12

CLJ6:10 amCluj Napoca

20h 15m

1 stop

ORD6:25 pmChicago O'Hare Intl

Nov 27

ORD9:50 pmChicago O'Hare Intl

32h 00m

1 stop

CLJ1:50 pmCluj Napoca

$857

momondo Fare Finder

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 Cluj Napoca - ORD Chicago O'Hare Intl

CLJORD

Cluj Napoca

Thu 11/12

10:45 am-4:15 pm

1 stop13h 30m

Chicago O'Hare Intl

Fri 11/27

9:50 pm-1:05 am

1 stop19h 15m

$750

Cluj NapocaChicago

CLJ Cluj Napoca - ORD Chicago O'Hare Intl

CLJORD

Cluj Napoca

Wed 12/23

1:55 pm-7:55 pm

1 stop14h 00m

Chicago O'Hare Intl

Mon 1/18

9:50 pm-1:15 pm

1 stop31h 25m

$754

Cluj NapocaChicago

CLJ Cluj Napoca - ORD Chicago O'Hare Intl

CLJORD

Cluj Napoca

Thu 11/12

5:20 pm-3:30 pm

2 stops30h 10m

Chicago O'Hare Intl

Wed 11/25

8:05 pm-10:35 pm

1 stop18h 30m

$771

Cluj NapocaChicago

CLJ Cluj Napoca - ORD Chicago O'Hare Intl

CLJORD

Cluj Napoca

Thu 11/5

9:25 pm-7:20 pm

1 stop29h 55m

Chicago O'Hare Intl

Mon 11/16

8:15 pm-9:05 am

1 stop28h 50m

$772

Cluj NapocaChicago

CLJ Cluj Napoca - ORD Chicago O'Hare Intl

CLJORD

Cluj Napoca

Sat 10/31

9:25 pm-8:20 pm

1 stop29h 55m

Chicago O'Hare Intl

Fri 11/13

8:15 pm-9:05 am

1 stop28h 50m

$774

Cluj NapocaChicago

CLJ Cluj Napoca - ORD Chicago O'Hare Intl

CLJORD

Cluj Napoca

Thu 11/12

10:45 am-4:15 pm

1 stop13h 30m

Chicago O'Hare Intl

Fri 11/27

5:45 pm-2:30 pm

3 stops60h 45m

$784

Quickest round-trip

Cluj NapocaChicago

CLJ Cluj Napoca - ORD Chicago O'Hare Intl

CLJORD

Cluj Napoca

Sun 12/20

1:30 pm-7:55 pm

1 stop14h 25m

Chicago O'Hare Intl

Mon 1/18

9:50 pm-5:20 pm

1 stop11h 30m

$808

Cluj NapocaChicago

CLJ Cluj Napoca - ORD Chicago O'Hare Intl

CLJORD

Cluj Napoca

Thu 11/12

10:45 am-1:10 pm

2 stops34h 25m

Chicago O'Hare Intl

Fri 11/27

5:45 pm-2:30 pm

3 stops60h 45m

$823

Cluj NapocaChicago

CLJ Cluj Napoca - ORD Chicago O'Hare Intl

CLJORD

Cluj Napoca

Sat 1/30

6:10 am-6:25 pm

1 stop20h 15m

Chicago O'Hare Intl

Sat 2/20

12:29 pm-1:50 pm

2 stops17h 21m

$841

Cluj NapocaChicago

CLJ Cluj Napoca - ORD Chicago O'Hare Intl

CLJORD

Cluj Napoca

Sat 1/30

6:10 am-6:25 pm

1 stop20h 15m

Chicago O'Hare Intl

Sat 2/20

1:55 pm-1:50 pm

2 stops15h 55m

$844

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Layovers

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

Prices are currently low for flights on this route.

Typical prices usually range from $822 to $919.
The lowest price recently found on this route was $750.

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 $730.

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 $830 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 $715 on momondo.

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

You could potentially save up to 34% 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

Best Price Found	$420
Fastest flight time	20h 15m
Direct flights	None

The best one-way flight to Chicago O'Hare Intl Airport from Cluj Napoca in the past 72 hours is $420. The best round-trip flight deal from Cluj Napoca to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $750.

The fastest flight from Cluj Napoca to Chicago O'Hare Intl Airport takes 20h 15m

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 20h 15m 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?
There are 5 operators available for flights from Cluj Napoca Airport to Chicago O'Hare Intl Airport as of October 2026.
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?
momondo data reveals that the most frequently booked airline on the route from Cluj Napoca to Chicago O'Hare Intl Airport is Turkish Airlines, representing 33% of all bookings. The subsequent popular airlines are Lufthansa at 29%, LOT at 15%, and United Airlines at 14%.

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
SWISS	PriceFrom $602	Free Cancellation	Rating 7.5 2,108 reviews	Search SWISS flights
LOT	PriceFrom $606	Free Cancellation	Rating 7.6 1,192 reviews	Search LOT flights
Lufthansa	PriceFrom $609	Free Cancellation	Rating 6.8 8,282 reviews	Search Lufthansa flights
United Airlines	PriceFrom $609	Free Cancellation	Rating 7.3 10,389 reviews	Search United Airlines flights
Turkish Airlines	PriceFrom $655	Free Cancellation	Rating 7.4 4,457 reviews	Search Turkish Airlines flights

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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.

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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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Cheap flights from Cluj Napoca to Chicago from $420

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 11/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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

Our best SWISS deals on Cluj Napoca to Chicago O'Hare Intl Airport flight tickets

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

momondo Fare Finder

Use the filters below to find and compare flights from Cluj Napoca to Chicago O'Hare Intl Airport that are best for you.

See travel insights to Chicago from

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

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?

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

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

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

What airlines fly to Chicago O'Hare Intl Airport?

Which airport is the most popular layover for flights between Cluj Napoca and Chicago O'Hare Intl Airport?

Which layover airport offers the lowest fares from Cluj Napoca to Chicago O'Hare Intl Airport?

Which layover airport has the shortest travel time from Cluj Napoca to Chicago O'Hare Intl Airport?

Which layover airport has the shortest connection time from Cluj Napoca to Chicago O'Hare Intl Airport?

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

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying 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

Traveling to a place near Chicago?

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