What airlines fly to Illinois?

LOT, Lufthansa and Turkish Airlines are the top three most popular airlines that fly to Illinois from Cluj Napoca according to our data. LOT is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 5 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

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

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

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

There are 5 operators available for flights from Cluj Napoca Airport to Illinois as of December 2025.

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

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 Illinois.

What documentation or ID do you need to fly to Illinois?

The travel and health documents you'll need for your trip to Illinois 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 Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$634 Cheap Flights from Cluj Napoca to Illinois in 2025/26

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Find the cheapest flights from Cluj Napoca to Illinois

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:55 pm - 8:00 pm

CLJ

ORD

14h 05m1 stop

9:55 pm - 5:35 pm

ORD

CLJ

11h 40m1 stop

$634LOT

Sat, Jan 24 - Fri, Feb 6

9:50 am - 10:05 am

CLJ

ORD

32h 15m1 stop

7:50 pm - 8:25 pm

ORD

CLJ

16h 35m1 stop

$643Turkish Airlines

Wed, Feb 4 - Wed, Apr 1

9:15 pm - 6:25 pm

CLJ

ORD

29h 10m1 stop

9:20 pm - 9:00 am

ORD

CLJ

28h 40m1 stop

$647Turkish Airlines

Thu, Feb 5 - Wed, Mar 18

1:55 pm - 8:00 pm

CLJ

ORD

14h 05m1 stop

9:50 pm - 1:20 pm

ORD

CLJ

55h 30m2 stops

$652LOT

Wed, Feb 4 - Thu, Apr 2

1:55 pm - 8:00 pm

CLJ

ORD

14h 05m1 stop

9:50 pm - 1:20 pm

ORD

CLJ

55h 30m2 stops

$653LOT

Wed, Feb 4 - Thu, Apr 2

9:15 pm - 6:25 pm

CLJ

ORD

29h 10m1 stop

8:10 pm - 9:05 am

ORD

CLJ

28h 55m1 stop

$657Turkish Airlines

Thu, Feb 5 - Thu, Apr 2

9:50 am - 6:25 pm

CLJ

ORD

16h 35m1 stop

7:50 pm - 8:25 pm

ORD

CLJ

16h 35m1 stop

$659Turkish Airlines

Wed, Feb 4 - Thu, Apr 2

9:30 pm - 5:20 pm

CLJ

ORD

27h 50m2 stops

8:50 pm - 10:35 pm

ORD

CLJ

17h 45m1 stop

$667Multiple Airlines

Tue, Feb 3 - Mon, Mar 30

6:00 am - 2:28 pm

CLJ

STL

40h 28m2 stops

6:00 pm - 1:40 pm

STL

CLJ

35h 40m2 stops

$709United Airlines

Fri, Jan 23 - Fri, Jan 30

6:00 am - 10:58 pm

CLJ

STL

24h 58m3 stops

11:20 am - 1:40 pm

STL

CLJ

18h 20m3 stops

$1,051Air Canada

Fri, Jan 23 - Fri, Jan 30

Turkish Airlines flights from Cluj Napoca to Illinois

Our best Turkish Airlines deals on Cluj Napoca to Illinois flight tickets

Turkish Airlines

Feb 4

CLJ9:50 amCluj Napoca

32h 15m

1 stop

ORD10:05 amChicago O'Hare Intl

Apr 1

ORD7:50 pmChicago O'Hare Intl

16h 35m

1 stop

CLJ8:25 pmCluj Napoca

$643

Find similar

Turkish Airlines

Feb 5

CLJ9:15 pmCluj Napoca

29h 10m

1 stop

ORD6:25 pmChicago O'Hare Intl

Mar 18

ORD9:20 pmChicago O'Hare Intl

28h 40m

1 stop

CLJ9:00 amCluj Napoca

$647

Find similar

Turkish Airlines

Feb 5

CLJ9:15 pmCluj Napoca

29h 10m

1 stop

ORD6:25 pmChicago O'Hare Intl

Apr 2

ORD8:10 pmChicago O'Hare Intl

28h 55m

1 stop

CLJ9:05 amCluj Napoca

$657

Find similar

SWISS flights from Cluj Napoca to Illinois

Our best SWISS deals on Cluj Napoca to Illinois flight tickets

SWISS

Jan 22

CLJ10:50 amCluj Napoca

13h 30m

1 stop

ORD4:20 pmChicago O'Hare Intl

Mar 31

ORD7:05 pmChicago O'Hare Intl

30h 50m

1 stop

CLJ9:55 amCluj Napoca

$695

Find similar

SWISS

Jan 18

CLJ3:15 pmCluj Napoca

33h 05m

1 stop

ORD4:20 pmChicago O'Hare Intl

Feb 19

ORD9:05 pmChicago O'Hare Intl

57h 25m

2 stops

CLJ2:30 pmCluj Napoca

$713

Find similar

SWISS

Dec 22

CLJ3:25 pmCluj Napoca

32h 55m

1 stop

ORD4:20 pmChicago O'Hare Intl

Jan 31

ORD4:10 pmChicago O'Hare Intl

14h 20m

1 stop

CLJ2:30 pmCluj Napoca

$723

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Sat 1/24

1:55 pm-8:00 pm

1 stop14h 05m

Chicago O'Hare Intl

Fri 2/6

9:55 pm-5:35 pm

1 stop11h 40m

$634

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Wed 2/4

9:50 am-10:05 am

1 stop32h 15m

Chicago O'Hare Intl

Wed 4/1

7:50 pm-8:25 pm

1 stop16h 35m

$643

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Thu 2/5

9:15 pm-6:25 pm

1 stop29h 10m

Chicago O'Hare Intl

Wed 3/18

9:20 pm-9:00 am

1 stop28h 40m

$647

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Wed 2/4

1:55 pm-8:00 pm

1 stop14h 05m

Chicago O'Hare Intl

Thu 4/2

9:50 pm-1:20 pm

2 stops55h 30m

$652

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Wed 2/4

1:55 pm-8:00 pm

1 stop14h 05m

Chicago O'Hare Intl

Thu 4/2

9:50 pm-1:20 pm

2 stops55h 30m

$653

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Thu 2/5

9:15 pm-6:25 pm

1 stop29h 10m

Chicago O'Hare Intl

Thu 4/2

8:10 pm-9:05 am

1 stop28h 55m

$657

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Wed 2/4

9:50 am-6:25 pm

1 stop16h 35m

Chicago O'Hare Intl

Thu 4/2

7:50 pm-8:25 pm

1 stop16h 35m

$659

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Tue 2/3

9:30 pm-5:20 pm

2 stops27h 50m

Chicago O'Hare Intl

Mon 3/30

8:50 pm-10:35 pm

1 stop17h 45m

$667

Cluj NapocaSt. Louis

CLJ - STL

CLJSTL

Cluj Napoca

Fri 1/23

6:00 am-2:28 pm

2 stops40h 28m

Lambert-St Louis

Fri 1/30

6:00 pm-1:40 pm

2 stops35h 40m

$709

Cluj NapocaSt. Louis

CLJ - STL

CLJSTL

Cluj Napoca

Fri 1/23

6:00 am-10:58 pm

3 stops24h 58m

Lambert-St Louis

Fri 1/30

11:20 am-1:40 pm

3 stops18h 20m

$1,051

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Cluj Napoca to Illinois

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

Prices

Airlines

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Cluj Napoca is in April. Flight prices, which tend to average around $701, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of April, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $715.

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

The cheapest day to depart from Cluj Napoca to Illinois is on a Wednesday when prices can be found for as low as $699. Flights from Cluj Napoca to Illinois on a Monday will generally be more expensive and average around $826. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Cluj Napoca to Illinois during this time can be as low as $696. Flights in the morning are often more expensive with an average ticket price of $796.

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

You are more likely to see cheaper flights to Illinois from Cluj Napoca when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $784 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Cluj Napoca for as low as $678 on momondo.

Cheap Cluj Napoca to Illinois flight deals and tips

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

Fastest flight time	13h 30m
Direct flights	None

The fastest flight from Cluj Napoca to Illinois takes 13h 30m

There are no direct flights from Cluj Napoca to Illinois. There are no popular flight routes from Cluj Napoca to Illinois.

Search flight deals

When did momondo last update prices for flights from Cluj Napoca Airport to Illinois?
Prices for flights from Cluj Napoca Airport to Illinois are refreshed on a daily basis.
How many operators does momondo search for flights from Cluj Napoca Airport to Illinois?
There are 5 operators available for flights from Cluj Napoca Airport to Illinois as of December 2025.
How old do you have to be to fly from Cluj Napoca Airport to Illinois?
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 Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents you'll need for your trip to Illinois 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 Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Cluj Napoca to Illinois

Compare and see reviews for airlines that fly from Cluj Napoca to Illinois with momondo

Airline	Rating	Free Cancellation	Price
SWISS	PriceFrom $565	Free Cancellation	Rating 7.5 1,810 reviews	Search SWISS flights
LOT	PriceFrom $573	Free Cancellation	Rating 7.6 1,146 reviews	Search LOT flights
Turkish Airlines	PriceFrom $620	Free Cancellation	Rating 7.3 4,089 reviews	Search Turkish Airlines flights
United Airlines	PriceFrom $671	Free Cancellation	Rating 7.4 9,094 reviews	Search United Airlines flights
Lufthansa	PriceFrom $709	Free Cancellation	Rating 6.8 7,626 reviews	Search Lufthansa flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Illinois from Cluj Napoca.

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

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

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

Once you have performed a search for Cluj Napoca to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Cluj Napoca to Illinois now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Illinois and let you know when they change.