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Cheap flights from Chicago O'Hare Intl Airport to Cluj Napoca from $333

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago O'Hare Intl Airport to Cluj Napoca

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
8:10 pm - 8:15 pmORD  Chicago O'Hare Intl-CLJ Cluj Napoca
16h 05m1 stop Istanbul
Turkish Airlines Logo
9:05 pm - 9:40 amCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
20h 35m1 stop Istanbul
$784Turkish Airlines
Sat, Sep 26 - Wed, Oct 14
Turkish Airlines Logo
8:10 pm - 9:05 amORD  Chicago O'Hare Intl-CLJ Cluj Napoca
28h 55m1 stop Istanbul
Turkish Airlines Logo
9:05 pm - 9:40 amCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
20h 35m1 stop Istanbul
$784Turkish Airlines
Fri, Sep 25 - Wed, Oct 14
Air Canada Logo
7:05 am - 1:50 pmORD  Chicago O'Hare Intl-CLJ Cluj Napoca
23h 45m2 stops Montreal Pierre Elliott Trudeau Intl Munich Franz Josef Strauss
Air Canada Logo
2:35 pm - 2:52 pmCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
32h 17m2 stops Munich Franz Josef Strauss Montreal Pierre Elliott Trudeau Intl
$786Air Canada
Mon, Oct 26 - Wed, Nov 18
Air Canada Logo
1:55 pm - 1:50 pmORD  Chicago O'Hare Intl-CLJ Cluj Napoca
16h 55m2 stops Montreal Pierre Elliott Trudeau Intl Munich Franz Josef Strauss
Air Canada Logo
6:10 am - 8:00 amCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
33h 50m2 stops Munich Franz Josef Strauss Montreal Pierre Elliott Trudeau Intl
$786Air Canada
Sun, Oct 25 - Wed, Nov 18
LOT Logo
9:50 pm - 5:20 pmORD  Chicago O'Hare Intl-CLJ Cluj Napoca
11h 30m1 stop Warsaw Frederic Chopin
LOT Logo
6:00 pm - 7:55 pmCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
33h 55m1 stop Warsaw Frederic Chopin
$788LOT
Mon, Nov 9 - Mon, Nov 30
LOT Logo
9:50 pm - 5:30 pmORD  Chicago O'Hare Intl-CLJ Cluj Napoca
11h 40m1 stop Warsaw Frederic Chopin
LOT Logo
2:00 pm - 7:50 pmCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
13h 50m1 stop Warsaw Frederic Chopin
$790LOT
Fri, Sep 25 - Tue, Oct 13
United Airlines Logo
3:44 pm - 1:50 pmORD  Chicago O'Hare Intl-CLJ Cluj Napoca
14h 06m2 stops Boston Logan Intl Munich Franz Josef Strauss
United Airlines Logo
6:10 am - 7:05 pmCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
20h 55m2 stops Munich Franz Josef Strauss Toronto Pearson Intl
$792United Airlines
Tue, Nov 3 - Tue, Nov 24
United Airlines Logo
3:44 pm - 1:50 pmORD  Chicago O'Hare Intl-CLJ Cluj Napoca
14h 06m2 stops Boston Logan Intl Munich Franz Josef Strauss
United Airlines Logo
6:10 am - 7:05 pmCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
20h 55m2 stops Munich Franz Josef Strauss Toronto Pearson Intl
$793United Airlines
Tue, Nov 3 - Tue, Nov 24
Lufthansa Logo
3:35 pm - 5:25 pmORD  Chicago O'Hare Intl-CLJ Cluj Napoca
17h 50m1 stop Munich Franz Josef Strauss
Lufthansa Logo
6:10 am - 8:05 pmCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
21h 55m2 stops Munich Franz Josef Strauss Frankfurt am Main
$820Lufthansa
Fri, Oct 9 - Wed, Nov 4
Lufthansa Logo
10:50 pm - 1:05 amORD  Chicago O'Hare Intl-CLJ Cluj Napoca
19h 15m1 stop Munich Franz Josef Strauss
Lufthansa Logo
2:35 pm - 1:10 pmCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
30h 35m2 stops Munich Franz Josef Strauss Frankfurt am Main
$826Lufthansa
Mon, Oct 26 - Mon, Nov 16

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Air Canada flights from Chicago O'Hare Intl Airport to Cluj Napoca

Our best Air Canada deals on Chicago O'Hare Intl Airport to Cluj Napoca flight tickets
Air Canada
Oct 25
ORD1:55 pmChicago O'Hare Intl
16h 55m
2 stops
CLJ1:50 pmCluj Napoca
Nov 18
CLJ6:10 amCluj Napoca
33h 50m
2 stops
ORD8:00 amChicago O'Hare Intl
$786
Air Canada
Oct 27
ORD1:57 pmChicago O'Hare Intl
16h 53m
2 stops
CLJ1:50 pmCluj Napoca
Nov 17
CLJ6:10 amCluj Napoca
45h 51m
2 stops
ORD8:01 pmChicago O'Hare Intl
$787
Air Canada
Oct 25
ORD1:55 pmChicago O'Hare Intl
16h 55m
2 stops
CLJ1:50 pmCluj Napoca
Nov 16
CLJ2:35 pmCluj Napoca
56h 02m
2 stops
ORD2:37 pmChicago O'Hare Intl
$793

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

Our best Lufthansa deals on Chicago O'Hare Intl Airport to Cluj Napoca flight tickets
Lufthansa
Oct 9
ORD3:35 pmChicago O'Hare Intl
17h 50m
1 stop
CLJ5:25 pmCluj Napoca
Nov 4
CLJ6:10 amCluj Napoca
21h 55m
2 stops
ORD8:05 pmChicago O'Hare Intl
$820
Lufthansa
Oct 26
ORD10:50 pmChicago O'Hare Intl
19h 15m
1 stop
CLJ1:05 amCluj Napoca
Nov 16
CLJ2:35 pmCluj Napoca
30h 35m
2 stops
ORD1:10 pmChicago O'Hare Intl
$826
Lufthansa
Sep 14
ORD9:40 pmChicago O'Hare Intl
18h 50m
1 stop
CLJ12:30 amCluj Napoca
Sep 30
CLJ6:00 amCluj Napoca
14h 55m
2 stops
ORD12:55 pmChicago O'Hare Intl
$829

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Sat 9/26

8:10 pm-8:15 pm

1 stop16h 05m

Cluj Napoca

Wed 10/14

9:05 pm-9:40 am

1 stop20h 35m

$784

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Fri 9/25

8:10 pm-9:05 am

1 stop28h 55m

Cluj Napoca

Wed 10/14

9:05 pm-9:40 am

1 stop20h 35m

$784

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Mon 10/26

7:05 am-1:50 pm

2 stops23h 45m

Cluj Napoca

Wed 11/18

2:35 pm-2:52 pm

2 stops32h 17m

$786

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Sun 10/25

1:55 pm-1:50 pm

2 stops16h 55m

Cluj Napoca

Wed 11/18

6:10 am-8:00 am

2 stops33h 50m

$786

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Mon 11/9

9:50 pm-5:20 pm

1 stop11h 30m

Cluj Napoca

Mon 11/30

6:00 pm-7:55 pm

1 stop33h 55m

$788
Quickest round-trip

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Fri 9/25

9:50 pm-5:30 pm

1 stop11h 40m

Cluj Napoca

Tue 10/13

2:00 pm-7:50 pm

1 stop13h 50m

$790

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Tue 11/3

3:44 pm-1:50 pm

2 stops14h 06m

Cluj Napoca

Tue 11/24

6:10 am-7:05 pm

2 stops20h 55m

$792

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Tue 11/3

3:44 pm-1:50 pm

2 stops14h 06m

Cluj Napoca

Tue 11/24

6:10 am-7:05 pm

2 stops20h 55m

$793

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Fri 10/9

3:35 pm-5:25 pm

1 stop17h 50m

Cluj Napoca

Wed 11/4

6:10 am-8:05 pm

2 stops21h 55m

$820

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Mon 10/26

10:50 pm-1:05 am

1 stop19h 15m

Cluj Napoca

Mon 11/16

2:35 pm-1:10 pm

2 stops30h 35m

$826

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 Cluj Napoca from

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

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 Chicago O'Hare Intl Airport and Cluj Napoca?

Prices are currently typical for flights on this route.

Typical prices usually range from $708 to $902.
The lowest price recently found on this route was $784.

What is the cheapest month to fly to Cluj Napoca?

The month of October is, on average, the cheapest month to fly to Cluj Napoca from Chicago O'Hare Intl Airport, with most prices found around $549. If you don’t want to visit Cluj Napoca in October, then you should wait until February to fly from Chicago O'Hare Intl Airport, when ticket prices are also cheap, with an average price of $575.

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

You are more likely to see cheaper flights to Cluj Napoca from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Cluj Napoca for around $847 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cluj Napoca from Chicago O'Hare Intl Airport for as low as $717 on momondo.

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

You could potentially save up to 30% on your flight if you consider stops on a Chicago O'Hare Intl Airport to Cluj Napoca flight.

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

As of August 2026, prices for Chicago O'Hare Intl Airport to Cluj Napoca flights are approximately 16% cheaper when compared to flights at the same time last year.

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

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

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

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

Best Price Found

$333

Fastest flight time

12h 20m

Direct flights

None
The best one-way flight to Cluj Napoca from Chicago O'Hare Intl Airport in the past 72 hours is $333. The best round-trip flight deal from Chicago O'Hare Intl Airport to Cluj Napoca found on momondo in the last 72 hours is $784.
The fastest flight from Chicago O'Hare Intl Airport to Cluj Napoca takes 12h 20m
There are no direct flights from Chicago O'Hare Intl Airport to Cluj Napoca. There are no popular flight routes from Chicago O'Hare Intl Airport to Cluj Napoca.
Search flight deals

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

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

    A flight from Chicago O'Hare Intl to Cluj Napoca will travel around 5006.5 mi. Flights usually cover this in 12h 20m, depending on flying conditions and air traffic around both airports.

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago O'Hare Intl Airport to Cluj Napoca Airport.

  • What documentation or ID do you need to fly to Cluj Napoca Airport?

    The travel and health documents you'll need for your trip to Cluj Napoca Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Cluj Napoca Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Cluj Napoca with momondo
Airline
Rating
Free Cancellation
Price
Turkish AirlinesPriceFrom $519Free CancellationRating
7.4
4,477 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $549Free CancellationRating
6.8
8,199 reviews
Search Lufthansa flights
LOTPriceFrom $568Free CancellationRating
7.5
1,211 reviews
Search LOT flights
SWISSPriceFrom $609Free CancellationRating
7.5
2,036 reviews
Search SWISS flights
United AirlinesPriceFrom $627Free CancellationRating
7.4
10,104 reviews
Search United Airlines flights
HiSkyPriceFrom $733Free CancellationRating
0.0
Search HiSky flights

Traveling to a place near Cluj Napoca?

Book flights to Cluj Napoca if you plan to visit one of these locations
Turda

Why use momondo?

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

Finding the right flight to Cluj Napoca from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Cluj Napoca quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Chicago to Cluj Napoca flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Cluj Napoca from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Cluj Napoca, momondo offers a useful price alert feature which will track prices for flights to Cluj Napoca from Chicago and alert you when they change.

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