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Cheap flights from Illinois to Cluj Napoca from $343

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Cluj Napoca departing on 1/10. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from Illinois to Cluj Napoca

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:25 am - 1:50 pmSTL  Lambert-St Louis-CLJ Cluj Napoca
18h 25m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
United Airlines Logo
6:10 am - 3:26 pmCLJ  Cluj Napoca-STL Lambert-St Louis
41h 16m2 stops Munich Franz Josef Strauss Toronto Pearson Intl
$778United Airlines
Sun, Jan 10 - Thu, Jan 14
United Airlines Logo
7:30 am - 1:50 pmSTL  Lambert-St Louis-CLJ Cluj Napoca
22h 20m2 stops Newark Munich Franz Josef Strauss
United Airlines Logo
6:10 am - 8:59 pmCLJ  Cluj Napoca-STL Lambert-St Louis
22h 49m2 stops Munich Franz Josef Strauss Denver Intl
$780United Airlines
Sun, Jan 10 - Thu, Jan 14
LOT Logo
9:50 pm - 5:30 pmORD  Chicago O'Hare Intl-CLJ Cluj Napoca
11h 40m1 stop Warsaw Frederic Chopin
LOT Logo
6:10 pm - 3:10 pmCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
29h 00m1 stop Warsaw Frederic Chopin
$785LOT
Wed, Sep 9 - Wed, Sep 30
LOT Logo
9:50 pm - 5:30 pmORD  Chicago O'Hare Intl-CLJ Cluj Napoca
11h 40m1 stop Warsaw Frederic Chopin
LOT Logo
6:10 pm - 3:10 pmCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
29h 00m1 stop Warsaw Frederic Chopin
$785LOT
Sun, Sep 6 - Wed, Sep 23
Air Canada Logo
5:50 pm - 1:50 pmORD  Chicago O'Hare Intl-CLJ Cluj Napoca
36h 00m2 stops Montreal Pierre Elliott Trudeau Intl Munich Franz Josef Strauss
Air Canada Logo
6:10 am - 6:27 pmCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
44h 17m2 stops Munich Franz Josef Strauss Montreal Pierre Elliott Trudeau Intl
$785Air Canada
Tue, Dec 29 - Wed, Jan 6
Multiple Airlines Logo
5:50 pm - 1:50 pmORD  Chicago O'Hare Intl-CLJ Cluj Napoca
36h 00m2 stops Montreal Pierre Elliott Trudeau Intl Munich Franz Josef Strauss
Multiple Airlines 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
$785Multiple Airlines
Tue, Dec 29 - Wed, Jan 6
Turkish Airlines Logo
11:25 am - 9:05 amORD  Chicago O'Hare Intl-CLJ Cluj Napoca
13h 40m1 stop Istanbul
Turkish Airlines Logo
9:55 am - 11:00 amCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
32h 05m1 stop Istanbul
$794Turkish Airlines
Tue, Sep 22 - Sun, Oct 25
Turkish Airlines Logo
8:10 pm - 9:05 amORD  Chicago O'Hare Intl-CLJ Cluj Napoca
28h 55m1 stop Istanbul
Turkish Airlines Logo
9:55 am - 11:00 amCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
32h 05m1 stop Istanbul
$794Turkish Airlines
Sun, Sep 27 - Sun, Oct 25
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 - 6:25 pmCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
20h 15m1 stop Munich Franz Josef Strauss
$804Lufthansa
Wed, Dec 9 - Thu, Feb 25
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 - 8:30 pmCLJ  Cluj Napoca-ORD Chicago O'Hare Intl
22h 20m2 stops Munich Franz Josef Strauss Denver Intl
$809Lufthansa
Wed, Nov 4 - Sat, Nov 14

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Turkish Airlines flights from Illinois to Cluj Napoca

Our best Turkish Airlines deals on Illinois to Cluj Napoca flight tickets
Turkish Airlines
Aug 17
ORD8:10 pmChicago O'Hare Intl
16h 05m
1 stop
CLJ8:15 pmCluj Napoca
Sep 23
CLJ9:55 amCluj Napoca
31h 45m
1 stop
ORD9:40 amChicago O'Hare Intl
$794
Turkish Airlines
Nov 1
ORD12:45 pmChicago O'Hare Intl
12h 20m
1 stop
CLJ9:05 amCluj Napoca
Nov 15
CLJ9:25 pmCluj Napoca
28h 55m
1 stop
ORD6:20 pmChicago O'Hare Intl
$804
Turkish Airlines
Aug 17
ORD8:10 pmChicago O'Hare Intl
28h 55m
1 stop
CLJ9:05 amCluj Napoca
Sep 22
CLJ9:55 amCluj Napoca
31h 45m
1 stop
ORD9:40 amChicago O'Hare Intl
$813

Lufthansa flights from Illinois to Cluj Napoca

Our best Lufthansa deals on Illinois to Cluj Napoca flight tickets
Lufthansa
Nov 4
ORD9:50 pmChicago O'Hare Intl
19h 15m
1 stop
CLJ1:05 amCluj Napoca
Nov 14
CLJ6:10 amCluj Napoca
22h 20m
2 stops
ORD8:30 pmChicago O'Hare Intl
$809
Lufthansa
Sep 14
ORD9:40 pmChicago O'Hare Intl
11h 45m
1 stop
CLJ5:25 pmCluj Napoca
Sep 25
CLJ6:00 amCluj Napoca
14h 55m
2 stops
ORD12:55 pmChicago O'Hare Intl
$815
Lufthansa
Aug 19
ORD1:55 pmChicago O'Hare Intl
15h 15m
2 stops
CLJ1:10 pmCluj Napoca
Sep 2
CLJ6:00 amCluj Napoca
14h 35m
1 stop
ORD12:35 pmChicago O'Hare Intl
$888

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Cluj Napoca 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 August 15, 2026.
Use the filters below to find and compare flights from Illinois to Cluj Napoca that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisCluj Napoca

STL Lambert-St Louis - CLJ Cluj Napoca

STLCLJ

Lambert-St Louis

Sun 1/10

11:25 am-1:50 pm

2 stops18h 25m

Cluj Napoca

Thu 1/14

6:10 am-3:26 pm

2 stops41h 16m

$778

St. LouisCluj Napoca

STL Lambert-St Louis - CLJ Cluj Napoca

STLCLJ

Lambert-St Louis

Sun 1/10

7:30 am-1:50 pm

2 stops22h 20m

Cluj Napoca

Thu 1/14

6:10 am-8:59 pm

2 stops22h 49m

$780

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Wed 9/9

9:50 pm-5:30 pm

1 stop11h 40m

Cluj Napoca

Wed 9/30

6:10 pm-3:10 pm

1 stop29h 00m

$785

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Sun 9/6

9:50 pm-5:30 pm

1 stop11h 40m

Cluj Napoca

Wed 9/23

6:10 pm-3:10 pm

1 stop29h 00m

$785

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Tue 12/29

5:50 pm-1:50 pm

2 stops36h 00m

Cluj Napoca

Wed 1/6

6:10 am-6:27 pm

2 stops44h 17m

$785

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Tue 12/29

5:50 pm-1:50 pm

2 stops36h 00m

Cluj Napoca

Wed 1/6

2:35 pm-2:52 pm

2 stops32h 17m

$785

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Tue 9/22

11:25 am-9:05 am

1 stop13h 40m

Cluj Napoca

Sun 10/25

9:55 am-11:00 am

1 stop32h 05m

$794

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Sun 9/27

8:10 pm-9:05 am

1 stop28h 55m

Cluj Napoca

Sun 10/25

9:55 am-11:00 am

1 stop32h 05m

$794
Quickest round-trip

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Wed 12/9

9:50 pm-1:05 am

1 stop19h 15m

Cluj Napoca

Thu 2/25

6:10 am-6:25 pm

1 stop20h 15m

$804

ChicagoCluj Napoca

ORD Chicago O'Hare Intl - CLJ Cluj Napoca

ORDCLJ

Chicago O'Hare Intl

Wed 11/4

9:50 pm-1:05 am

1 stop19h 15m

Cluj Napoca

Sat 11/14

6:10 am-8:30 pm

2 stops22h 20m

$809

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Illinois 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 cheapest month to fly to Cluj Napoca?

The month of February is, on average, the cheapest month to fly to Cluj Napoca from Illinois, with most prices found around $559. If you don’t want to visit Cluj Napoca in February, then you should wait until October to fly from Illinois, when ticket prices are also cheap, with an average price of $589.

How far in advance should I book a flight from Illinois to Cluj Napoca?

You are more likely to see cheaper flights to Cluj Napoca from Illinois 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 Illinois for as low as $717 on momondo.

Can stopping save me money on Illinois to Cluj Napoca flights?

You could potentially save up to 30% on your flight if you consider stops on a Illinois to Cluj Napoca flight.

Cheap Illinois to Cluj Napoca flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Cluj Napoca

Fastest flight time

12h 20m

Direct flights

None
The fastest flight from Illinois to Cluj Napoca takes 12h 20m
There are no direct flights from Illinois to Cluj Napoca. There are no popular flight routes from Illinois to Cluj Napoca.
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Frequently asked questions about flying from Illinois to Cluj Napoca

  • When did momondo last update prices for flights from Illinois to Cluj Napoca Airport?

    Prices for flights from Illinois to Cluj Napoca Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Illinois to Cluj Napoca Airport?

  • How old do you have to be to fly from Illinois 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 Illinois 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.

Best airlines flying from Illinois to Cluj Napoca

Compare and see reviews for airlines that fly from Illinois 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
8,191 reviews
Search Lufthansa flights
LOTPriceFrom $568Free CancellationRating
7.5
1,213 reviews
Search LOT flights
United AirlinesPriceFrom $588Free CancellationRating
7.4
10,109 reviews
Search United Airlines flights
SWISSPriceFrom $609Free CancellationRating
7.5
2,035 reviews
Search SWISS 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 Illinois to Cluj Napoca?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Illinois to Cluj Napoca for you.

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

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

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

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 Illinois to Cluj Napoca.

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

Yes. momondo can track prices for Illinois to Cluj Napoca flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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