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Cheap flights from Cluj Napoca to Chicago from $621

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 8/24. 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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0 bags

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Find the cheapest flights from Cluj Napoca to Chicago (CLJ-CHI)

Cheap round-trip flights

Air Canada Logo
6:00 am - 2:55 pmCLJ-ORD
40h 55m2 stops
Air Canada Logo
3:55 pm - 1:40 pmORD-CLJ
13h 45m2 stops
$701Air Canada
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Sun, Oct 5 - Fri, Nov 14
United Airlines Logo
6:00 am - 6:30 pmCLJ-ORD
20h 30m2 stops
United Airlines Logo
6:20 pm - 1:40 pmORD-CLJ
35h 20m2 stops
$704United Airlines
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Wed, Dec 17 - Wed, Jan 7
LOT Logo
6:05 pm - 3:10 pmCLJ-ORD
29h 05m1 stop
LOT Logo
9:55 pm - 1:15 pmORD-CLJ
31h 20m1 stop
$705LOT
Find Deal
Mon, Sep 29 - Mon, Nov 3
Turkish Airlines Logo
9:10 pm - 9:40 amCLJ-ORD
20h 30m1 stop
Turkish Airlines Logo
7:50 pm - 9:05 amORD-CLJ
29h 15m1 stop
$707Turkish Airlines
Find Deal
Thu, Sep 4 - Thu, Sep 18
Turkish Airlines Logo
9:10 pm - 9:40 amCLJ-ORD
20h 30m1 stop
Turkish Airlines Logo
9:20 pm - 9:00 amORD-CLJ
28h 40m1 stop
$708Turkish Airlines
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Sun, Sep 28 - Wed, Oct 29
Logo
6:00 am - 7:30 pmCLJ-ORD
21h 30m3 stops
Logo
10:40 am - 12:55 amORD-CLJ
30h 15m2 stops
$711
Find Deal
Wed, Jan 21 - Tue, Jan 27
Logo
6:00 am - 11:06 amCLJ-ORD
37h 06m2 stops
Logo
6:50 pm - 10:05 amORD-CLJ
31h 15m1 stop
$717
Find Deal
Wed, Jan 21 - Tue, Jan 27
Lufthansa Logo
6:00 am - 6:15 pmCLJ-ORD
20h 15m1 stop
Lufthansa Logo
5:55 pm - 1:05 pmORD-CLJ
35h 10m2 stops
$723Lufthansa
Find Deal
Thu, Sep 4 - Thu, Sep 18
LOT Logo
6:00 pm - 8:00 pmCLJ-ORD
34h 00m1 stop
LOT Logo
9:55 pm - 1:15 pmORD-CLJ
31h 20m1 stop
$730LOT
Find Deal
Fri, Dec 19 - Mon, Jan 5
Lufthansa Logo
6:00 am - 12:55 pmCLJ-ORD
14h 55m2 stops
Lufthansa Logo
5:55 pm - 1:05 pmORD-CLJ
35h 10m2 stops
$734Lufthansa
Find Deal
Thu, Sep 4 - Thu, Sep 18

LOT flights from Cluj Napoca to Chicago

Our best LOT deals on Cluj Napoca to Chicago flight tickets
LOT
Sep 29
CLJ6:05 pmCluj Napoca
29h 05m
1 stop
ORD3:10 pmChicago O'Hare Intl
Nov 3
ORD9:55 pmChicago O'Hare Intl
31h 20m
1 stop
CLJ1:15 pmCluj Napoca
$705
Find similar
LOT
Dec 19
CLJ6:00 pmCluj Napoca
34h 00m
1 stop
ORD8:00 pmChicago O'Hare Intl
Jan 5
ORD9:55 pmChicago O'Hare Intl
31h 20m
1 stop
CLJ1:15 pmCluj Napoca
$730
Find similar
LOT
Oct 1
CLJ6:05 pmCluj Napoca
29h 05m
1 stop
ORD3:10 pmChicago O'Hare Intl
Oct 8
ORD9:40 pmChicago O'Hare Intl
11h 50m
1 stop
CLJ5:30 pmCluj Napoca
$731
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United Airlines flights from Cluj Napoca to Chicago

Our best United Airlines deals on Cluj Napoca to Chicago flight tickets
United Airlines
Dec 17
CLJ6:00 amCluj Napoca
20h 30m
2 stops
ORD6:30 pmChicago O'Hare Intl
Jan 7
ORD6:20 pmChicago O'Hare Intl
35h 20m
2 stops
CLJ1:40 pmCluj Napoca
$704
Find similar
United Airlines
Sep 28
CLJ6:00 amCluj Napoca
33h 50m
2 stops
ORD7:50 amChicago O'Hare Intl
Oct 29
ORD7:00 pmChicago O'Hare Intl
11h 40m
1 stop
CLJ1:40 pmCluj Napoca
$712
Find similar
United Airlines
Sep 30
CLJ1:45 pmCluj Napoca
36h 20m
2 stops
ORD6:05 pmChicago O'Hare Intl
Nov 4
ORD1:55 pmChicago O'Hare Intl
15h 45m
2 stops
CLJ1:40 pmCluj Napoca
$722
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Cluj Napoca to Chicago 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 18, 2025.
Use the filters below to find and compare flights from Cluj Napoca to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sun 10/5

6:00 am-2:55 pm

2 stops40h 55m

Chicago O'Hare Intl

Fri 11/14

3:55 pm-1:40 pm

2 stops13h 45m

$701

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Wed 12/17

6:00 am-6:30 pm

2 stops20h 30m

Chicago O'Hare Intl

Wed 1/7

6:20 pm-1:40 pm

2 stops35h 20m

$704

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Mon 9/29

6:05 pm-3:10 pm

1 stop29h 05m

Chicago O'Hare Intl

Mon 11/3

9:55 pm-1:15 pm

1 stop31h 20m

$705

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Thu 9/4

9:10 pm-9:40 am

1 stop20h 30m

Chicago O'Hare Intl

Thu 9/18

7:50 pm-9:05 am

1 stop29h 15m

$707

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sun 9/28

9:10 pm-9:40 am

1 stop20h 30m

Chicago O'Hare Intl

Wed 10/29

9:20 pm-9:00 am

1 stop28h 40m

$708

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Wed 1/21

6:00 am-7:30 pm

3 stops21h 30m

Chicago O'Hare Intl

Tue 1/27

10:40 am-12:55 am

2 stops30h 15m

$711

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Wed 1/21

6:00 am-11:06 am

2 stops37h 06m

Chicago O'Hare Intl

Tue 1/27

6:50 pm-10:05 am

1 stop31h 15m

$717

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Thu 9/4

6:00 am-6:15 pm

1 stop20h 15m

Chicago O'Hare Intl

Thu 9/18

5:55 pm-1:05 pm

2 stops35h 10m

$723

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Fri 12/19

6:00 pm-8:00 pm

1 stop34h 00m

Chicago O'Hare Intl

Mon 1/5

9:55 pm-1:15 pm

1 stop31h 20m

$730

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Thu 9/4

6:00 am-12:55 pm

2 stops14h 55m

Chicago O'Hare Intl

Thu 9/18

5:55 pm-1:05 pm

2 stops35h 10m

$734

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

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 Chicago?

The month of November is, on average, the cheapest month to fly to Chicago from Cluj Napoca, with most prices found around $658. If you’re not able to fly to Chicago in November, then April is your next best option. Flight prices from Cluj Napoca to Chicago during April average around $689.

What is the cheapest day to depart on your flight to Chicago?

The cheapest day to depart on your flight to Chicago is on a Wednesday when prices can be found for as low as $699. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Cluj Napoca to Chicago for around $826.

What is the cheapest time of day to depart on your flight to Chicago?

Our most recent data shows that the best time of day to fly to Chicago is in the evening. Flights from Cluj Napoca to Chicago during this time can be as low as $696. In contrast, the most expensive time of day to depart to Chicago is in the morning when prices are around $796.

How far in advance should I book a flight to Chicago?

You are more likely to see cheaper flights to Chicago from Cluj Napoca when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $762 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Cluj Napoca for as low as $622 on momondo.

How have Cluj Napoca to Chicago flight prices changed over time?

When to book flights from Cluj Napoca to Chicago

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

Cheap Cluj Napoca to Chicago (CLJ to CHI) flight deals and tips

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

Best Price Found

$621

Fastest flight time

13h 30m

Direct flights

None

Airports in Chicago

1 airport
The best one-way flight to Chicago from Cluj Napoca in the past 72 hours is $621. The best round-trip flight deal from Cluj Napoca to Chicago found on momondo in the last 72 hours is $701.
The fastest flight from Cluj Napoca to Chicago takes 13h 30m
There are no direct flights from Cluj Napoca to Chicago. Popular non-direct route for this connection is Cluj Napoca Airport - Chicago O'Hare Intl Airport.
There is 1 airport near Chicago: Chicago O'Hare Intl (ORD)
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  • How far is Cluj Napoca to Chicago by plane?

    Cluj Napoca and Chicago are 5002.3 mi apart from one another. Typically, this will take 13h 30m by plane in normal conditions.

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

    Prices for flights from Cluj Napoca Airport to Chicago were last updated today.

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

  • How old do you have to be to fly from Cluj Napoca Airport to Chicago?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Cluj Napoca Airport to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The necessary travel and health documents for your Chicago trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Cluj Napoca to Chicago?

Best airlines flying from Cluj Napoca to Chicago

Compare and see reviews for airlines that fly from Cluj Napoca to Chicago with momondo
Airline
Rating
Free Cancellation
Price
SWISSPriceFrom $565Free CancellationRating
7.6
1,699 reviews
Search SWISS flights
LOTPriceFrom $573Free CancellationRating
7.6
1,110 reviews
Search LOT flights
Turkish AirlinesPriceFrom $580Free CancellationRating
7.3
3,945 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $587Free CancellationRating
6.8
7,330 reviews
Search Lufthansa flights
United AirlinesPriceFrom $665Free CancellationRating
7.4
8,925 reviews
Search United Airlines flights

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
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Hammond
Benton Harbor
Saint Joseph
Lansing
Portage
Schererville
Valparaiso
Crown Point
Munster
Chesterton
Monticello
Porter
Griffith
Saint John

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?

All flight searches from Cluj Napoca to Chicago on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chicago from Cluj Napoca.

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

Yes momondo offers price alerts on flights to Chicago from Cluj Napoca. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport