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Cheap flights from Cluj Napoca to Chicago from $346

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 12/13. 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

Cheap round-trip flights

Enter your travel dates to find the best prices.
SWISS Logo
10:50 am - 4:20 pmCLJ-ORD
13h 30m1 stop
SWISS Logo
6:50 pm - 10:05 amORD-CLJ
31h 15m1 stop
$650SWISS
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Thu, Dec 4 - Tue, Feb 10
Multiple Airlines Logo
10:50 am - 4:20 pmCLJ-ORD
13h 30m1 stop
Multiple Airlines Logo
9:50 pm - 12:55 amORD-CLJ
19h 05m1 stop
$653Multiple Airlines
Find Deal
Thu, Dec 4 - Wed, Feb 11
Lufthansa Logo
6:00 am - 6:25 pmCLJ-ORD
20h 25m1 stop
Lufthansa Logo
9:50 pm - 12:55 amORD-CLJ
19h 05m1 stop
$662Lufthansa
Find Deal
Sat, Nov 22 - Sun, Dec 7
Lufthansa Logo
6:00 am - 6:25 pmCLJ-ORD
20h 25m1 stop
Lufthansa Logo
9:50 pm - 12:55 amORD-CLJ
19h 05m1 stop
$666Lufthansa
Find Deal
Wed, Nov 26 - Mon, Dec 8
LOT Logo
1:55 pm - 8:00 pmCLJ-ORD
14h 05m1 stop
LOT Logo
9:55 pm - 1:15 pmORD-CLJ
31h 20m1 stop
$670LOT
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Sat, Dec 6 - Mon, Feb 9
United Airlines Logo
6:00 am - 2:10 pmCLJ-ORD
16h 10m1 stop
United Airlines Logo
11:18 am - 1:40 pmORD-CLJ
18h 22m2 stops
$671United Airlines
Find Deal
Sat, Nov 22 - Sun, Dec 7
United Airlines Logo
6:00 am - 2:10 pmCLJ-ORD
16h 10m1 stop
United Airlines Logo
6:00 pm - 1:40 pmORD-CLJ
11h 40m1 stop
$672United Airlines
Find Deal
Fri, Jan 30 - Sat, Feb 21
Air Canada Logo
6:00 am - 11:18 amCLJ-ORD
37h 18m2 stops
Air Canada Logo
7:15 am - 1:40 pmORD-CLJ
22h 25m2 stops
$676Air Canada
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Wed, Dec 10 - Mon, Feb 16
Air Canada Logo
6:00 am - 8:00 amCLJ-ORD
34h 00m2 stops
Air Canada Logo
8:15 pm - 1:40 pmORD-CLJ
33h 25m2 stops
$679Air Canada
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Wed, Dec 3 - Sat, Feb 14
LOT Logo
1:35 pm - 8:00 pmCLJ-ORD
14h 25m1 stop
LOT Logo
9:55 pm - 1:15 pmORD-CLJ
55h 20m2 stops
$687LOT
Find Deal
Sun, Dec 7 - Sun, Feb 8

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 22
CLJ6:00 amCluj Napoca
16h 10m
1 stop
ORD2:10 pmChicago O'Hare Intl
Dec 7
ORD11:18 amChicago O'Hare Intl
18h 22m
2 stops
CLJ1:40 pmCluj Napoca
$671
Find similar
United Airlines
Jan 30
CLJ6:00 amCluj Napoca
16h 10m
1 stop
ORD2:10 pmChicago O'Hare Intl
Feb 21
ORD6:00 pmChicago O'Hare Intl
11h 40m
1 stop
CLJ1:40 pmCluj Napoca
$672
Find similar
United Airlines
Nov 22
CLJ6:00 amCluj Napoca
20h 42m
2 stops
ORD6:42 pmChicago O'Hare Intl
Dec 7
ORD1:05 pmChicago O'Hare Intl
16h 35m
2 stops
CLJ1:40 pmCluj Napoca
$675
Find similar

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

Our best Air Canada deals on Cluj Napoca to Chicago O'Hare Intl Airport flight tickets
Air Canada
Dec 10
CLJ6:00 amCluj Napoca
37h 18m
2 stops
ORD11:18 amChicago O'Hare Intl
Feb 16
ORD7:15 amChicago O'Hare Intl
22h 25m
2 stops
CLJ1:40 pmCluj Napoca
$676
Find similar
Air Canada
Dec 3
CLJ6:00 amCluj Napoca
34h 00m
2 stops
ORD8:00 amChicago O'Hare Intl
Feb 14
ORD8:15 pmChicago O'Hare Intl
33h 25m
2 stops
CLJ1:40 pmCluj Napoca
$679
Find similar
Air Canada
Dec 2
CLJ6:00 amCluj Napoca
20h 52m
2 stops
ORD6:52 pmChicago O'Hare Intl
Feb 14
ORD8:15 pmChicago O'Hare Intl
33h 25m
2 stops
CLJ1:40 pmCluj Napoca
$686
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Cluj Napoca to Chicago O'Hare Intl Airport 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 November 5, 2025.
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

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Thu 12/4

10:50 am-4:20 pm

1 stop13h 30m

Chicago O'Hare Intl

Tue 2/10

6:50 pm-10:05 am

1 stop31h 15m

$650

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Thu 12/4

10:50 am-4:20 pm

1 stop13h 30m

Chicago O'Hare Intl

Wed 2/11

9:50 pm-12:55 am

1 stop19h 05m

$653

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sat 11/22

6:00 am-6:25 pm

1 stop20h 25m

Chicago O'Hare Intl

Sun 12/7

9:50 pm-12:55 am

1 stop19h 05m

$662

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Wed 11/26

6:00 am-6:25 pm

1 stop20h 25m

Chicago O'Hare Intl

Mon 12/8

9:50 pm-12:55 am

1 stop19h 05m

$666

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sat 12/6

1:55 pm-8:00 pm

1 stop14h 05m

Chicago O'Hare Intl

Mon 2/9

9:55 pm-1:15 pm

1 stop31h 20m

$670

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sat 11/22

6:00 am-2:10 pm

1 stop16h 10m

Chicago O'Hare Intl

Sun 12/7

11:18 am-1:40 pm

2 stops18h 22m

$671

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Fri 1/30

6:00 am-2:10 pm

1 stop16h 10m

Chicago O'Hare Intl

Sat 2/21

6:00 pm-1:40 pm

1 stop11h 40m

$672

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Wed 12/10

6:00 am-11:18 am

2 stops37h 18m

Chicago O'Hare Intl

Mon 2/16

7:15 am-1:40 pm

2 stops22h 25m

$676

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Wed 12/3

6:00 am-8:00 am

2 stops34h 00m

Chicago O'Hare Intl

Sat 2/14

8:15 pm-1:40 pm

2 stops33h 25m

$679

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sun 12/7

1:35 pm-8:00 pm

1 stop14h 25m

Chicago O'Hare Intl

Sun 2/8

9:55 pm-1:15 pm

2 stops55h 20m

$687

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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 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

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of April is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Cluj Napoca averaging around $702.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Tuesday when prices can be found for as low as $672. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from Cluj Napoca because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $740.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Cluj Napoca in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $672 when looking at flights departing in the afternoon. Try not to purchase tickets in the evening because they tend to be around $733. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight 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 $767 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 $667 on momondo.

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

Direct flights

None
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.
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  • 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 13h 30m 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?

  • 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?

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
SWISSPriceFrom $565Free CancellationRating
7.5
1,778 reviews
Search SWISS flights
LOTPriceFrom $573Free CancellationRating
7.6
1,133 reviews
Search LOT flights
Turkish AirlinesPriceFrom $620Free CancellationRating
7.3
4,031 reviews
Search Turkish Airlines flights
United AirlinesPriceFrom $671Free CancellationRating
7.4
9,004 reviews
Search United Airlines flights
LufthansaPriceFrom $688Free CancellationRating
6.8
7,555 reviews
Search Lufthansa flights

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
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Schaumburg
Rockford
Merrillville
Gurnee
Naperville
Rosemont
Kenosha
New Buffalo
Joliet
Oak Brook
Orland Park
Racine
Hammond
Tinley Park
Janesville
Aurora
Elgin
Benton Harbor

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?

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.

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

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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