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Cheap flights from Chicago O'Hare Intl Airport to Cluj Napoca from $309

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
9:15 pm - 8:35 pmORD  Chicago O'Hare Intl-CLJ Cluj Napoca
16h 20m1 stop Istanbul
Turkish Airlines Logo
9:25 pm - 11:00 amCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
21h 35m1 stop Istanbul
$667Turkish Airlines
Wed, Oct 28 - Tue, Nov 3
Turkish Airlines Logo
11:45 am - 8:35 pmORD  Chicago O'Hare Intl-CLJ Cluj Napoca
24h 50m1 stop Istanbul
Turkish Airlines Logo
9:55 am - 6:20 pmCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
16h 25m1 stop Istanbul
$667Turkish Airlines
Mon, Nov 9 - Wed, Nov 25
United Airlines Logo
6:00 pm - 1:50 pmORD  Chicago O'Hare Intl-CLJ Cluj Napoca
11h 50m1 stop Munich Franz Josef Strauss
United Airlines Logo
6:10 am - 6:25 pmCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
20h 15m1 stop Munich Franz Josef Strauss
$708United Airlines
Mon, Feb 8 - Fri, Feb 12
Lufthansa Logo
9:50 pm - 1:05 amORD  Chicago O'Hare Intl-CLJ Cluj Napoca
19h 15m1 stop Munich Franz Josef Strauss
Lufthansa Logo
6:10 am - 9:13 pmCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
23h 03m2 stops Munich Franz Josef Strauss Denver Intl
$711Lufthansa
Wed, Feb 17 - Thu, Mar 4
Multiple Airlines Logo
3:45 pm - 1:50 pmORD  Chicago O'Hare Intl-CLJ Cluj Napoca
14h 05m2 stops Montreal Pierre Elliott Trudeau Intl Munich Franz Josef Strauss
Multiple Airlines Logo
6:10 am - 6:25 pmCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
20h 15m1 stop Munich Franz Josef Strauss
$711Multiple Airlines
Mon, Feb 8 - Fri, Feb 12
Lufthansa Logo
9:50 pm - 1:05 amORD  Chicago O'Hare Intl-CLJ Cluj Napoca
19h 15m1 stop Munich Franz Josef Strauss
Lufthansa Logo
6:10 am - 9:13 pmCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
23h 03m2 stops Munich Franz Josef Strauss Denver Intl
$712Lufthansa
Wed, Feb 17 - Thu, Mar 4
Multiple Airlines Logo
7:05 am - 10:05 amORD  Chicago O'Hare Intl-CLJ Cluj Napoca
19h 00m2 stops Montreal Pierre Elliott Trudeau Intl Zurich
Multiple Airlines Logo
10:45 am - 7:58 pmCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
17h 13m2 stops Zurich Toronto Pearson Intl
$715Multiple Airlines
Wed, Feb 17 - Thu, Mar 4
United Airlines Logo
3:29 pm - 1:50 pmORD  Chicago O'Hare Intl-CLJ Cluj Napoca
14h 21m2 stops Newark Munich Franz Josef Strauss
United Airlines Logo
6:10 am - 7:43 pmCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
21h 33m2 stops Munich Franz Josef Strauss Denver Intl
$723United Airlines
Mon, Feb 8 - Fri, Feb 12
LOT Logo
9:50 pm - 12:50 pmORD  Chicago O'Hare Intl-CLJ Cluj Napoca
31h 00m1 stop Warsaw Frederic Chopin
LOT Logo
1:55 pm - 7:55 pmCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
14h 00m1 stop Warsaw Frederic Chopin
$733LOT
Fri, Mar 5 - Sat, Mar 13
LOT Logo
9:50 pm - 12:50 pmORD  Chicago O'Hare Intl-CLJ Cluj Napoca
31h 00m1 stop Warsaw Frederic Chopin
LOT Logo
1:55 pm - 7:55 pmCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
14h 00m1 stop Warsaw Frederic Chopin
$771LOT
Fri, Nov 27 - Sat, Feb 27

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

Our best Turkish Airlines deals on Chicago O'Hare Intl Airport to Cluj Napoca flight tickets
Turkish Airlines
Nov 3
ORD12:45 pmChicago O'Hare Intl
12h 20m
1 stop
CLJ9:05 amCluj Napoca
Nov 24
CLJ9:25 pmCluj Napoca
20h 35m
1 stop
ORD10:00 amChicago O'Hare Intl
$667
Turkish Airlines
Oct 18
ORD8:10 pmChicago O'Hare Intl
16h 05m
1 stop
CLJ8:15 pmCluj Napoca
Nov 3
CLJ9:25 pmCluj Napoca
21h 35m
1 stop
ORD11:00 amChicago O'Hare Intl
$673
Turkish Airlines
Oct 18
ORD8:10 pmChicago O'Hare Intl
16h 05m
1 stop
CLJ8:15 pmCluj Napoca
Nov 3
CLJ9:25 pmCluj Napoca
21h 35m
1 stop
ORD11:00 amChicago O'Hare Intl
$674

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
Nov 4
ORD7:05 amChicago O'Hare Intl
22h 45m
2 stops
CLJ1:50 pmCluj Napoca
Nov 12
CLJ6:10 amCluj Napoca
45h 49m
2 stops
ORD7:59 pmChicago O'Hare Intl
$782
Air Canada
Nov 4
ORD7:05 amChicago O'Hare Intl
22h 45m
2 stops
CLJ1:50 pmCluj Napoca
Nov 11
CLJ6:10 amCluj Napoca
40h 52m
2 stops
ORD3:02 pmChicago O'Hare Intl
$785
Air Canada
Nov 9
ORD8:40 pmChicago O'Hare Intl
33h 10m
2 stops
CLJ1:50 pmCluj Napoca
Nov 25
CLJ2:35 pmCluj Napoca
32h 27m
2 stops
ORD3:02 pmChicago O'Hare Intl
$790

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

Wed 10/28

9:15 pm-8:35 pm

1 stop16h 20m

Cluj Napoca

Tue 11/3

9:25 pm-11:00 am

1 stop21h 35m

$667

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Mon 11/9

11:45 am-8:35 pm

1 stop24h 50m

Cluj Napoca

Wed 11/25

9:55 am-6:20 pm

1 stop16h 25m

$667
Quickest round-trip

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Mon 2/8

6:00 pm-1:50 pm

1 stop11h 50m

Cluj Napoca

Fri 2/12

6:10 am-6:25 pm

1 stop20h 15m

$708

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Wed 2/17

9:50 pm-1:05 am

1 stop19h 15m

Cluj Napoca

Thu 3/4

6:10 am-9:13 pm

2 stops23h 03m

$711

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Mon 2/8

3:45 pm-1:50 pm

2 stops14h 05m

Cluj Napoca

Fri 2/12

6:10 am-6:25 pm

1 stop20h 15m

$711

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Wed 2/17

9:50 pm-1:05 am

1 stop19h 15m

Cluj Napoca

Thu 3/4

6:10 am-9:13 pm

2 stops23h 03m

$712

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Wed 2/17

7:05 am-10:05 am

2 stops19h 00m

Cluj Napoca

Thu 3/4

10:45 am-7:58 pm

2 stops17h 13m

$715

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Mon 2/8

3:29 pm-1:50 pm

2 stops14h 21m

Cluj Napoca

Fri 2/12

6:10 am-7:43 pm

2 stops21h 33m

$723

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Fri 3/5

9:50 pm-12:50 pm

1 stop31h 00m

Cluj Napoca

Sat 3/13

1:55 pm-7:55 pm

1 stop14h 00m

$733

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Fri 11/27

9:50 pm-12:50 pm

1 stop31h 00m

Cluj Napoca

Sat 2/27

1:55 pm-7:55 pm

1 stop14h 00m

$771

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 $539 to $766.
The lowest price recently found on this route was $667.

What is the cheapest month to fly to Cluj Napoca?

The month of February is, on average, the cheapest month to fly to Cluj Napoca from Chicago O'Hare Intl Airport, with most prices found around $581. If you don’t want to visit Cluj Napoca in February, then you should wait until January to fly from Chicago O'Hare Intl Airport, when ticket prices are also cheap, with an average price of $616.

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 $854 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 15% 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 September 2026, prices for Chicago O'Hare Intl Airport to Cluj Napoca flights are approximately 50% more expensive 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

$309

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 $309. The best round-trip flight deal from Chicago O'Hare Intl Airport to Cluj Napoca found on momondo in the last 72 hours is $667.
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 $536Free CancellationRating
7.4
4,452 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $549Free CancellationRating
6.8
8,248 reviews
Search Lufthansa flights
United AirlinesPriceFrom $627Free CancellationRating
7.4
10,251 reviews
Search United Airlines flights
LOTPriceFrom $646Free CancellationRating
7.6
1,198 reviews
Search LOT flights
HiSkyPriceFrom $733Free CancellationRating
0.0
Search HiSky flights
SWISSPriceFrom $976Free CancellationRating
7.5
2,086 reviews
Search SWISS 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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