Earn point on your loyalty program!arrow arc left

Cheap flights from Chicago (CHI) to Cluj Napoca (CLJ)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Chicago (CHI) to Cluj Napoca (CLJ)

How to find the cheapest flight from Chicago (CHI) to Cluj Napoca (CLJ)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Chicago (CHI) to Cluj Napoca (CLJ)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Chicago (CHI) to Cluj Napoca (CLJ)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Chicago to Cluj Napoca in December 2025 , January 2026

28 Dec - 15 Jan $ 621.00
CHI
Chicago
Swiss International Air Lines
1 STOPS
CLJ
Cluj Napoca
CLJ
Cluj Napoca
Swiss International Air Lines
1 STOPS
CHI
Chicago
Pick dates
28 Dec - 10 Jan $ 1,351.00
CHI
Chicago
LOT Polish Airlines
1 STOPS
CLJ
Cluj Napoca
CLJ
Cluj Napoca
LOT Polish Airlines
1 STOPS
CHI
Chicago
Pick dates
24 Dec - 08 Jan $ 1,475.00
CHI
Chicago
Swiss International Air Lines
1 STOPS
CLJ
Cluj Napoca
CLJ
Cluj Napoca
Swiss International Air Lines
1 STOPS
CHI
Chicago
Pick dates

Last minute flights from Chicago to Cluj Napoca

28 Dec - 31 Dec $ 1,352.00
CHI
Chicago
LOT Polish Airlines
1 STOPS
CLJ
Cluj Napoca
CLJ
Cluj Napoca
LOT Polish Airlines
1 STOPS
CHI
Chicago
Pick dates
25 Dec - 31 Dec $ 1,395.00
CHI
Chicago
LOT Polish Airlines
1 STOPS
CLJ
Cluj Napoca
CLJ
Cluj Napoca
LOT Polish Airlines
1 STOPS
CHI
Chicago
Pick dates
24 Dec - 31 Dec $ 1,395.00
CHI
Chicago
LOT Polish Airlines
1 STOPS
CLJ
Cluj Napoca
CLJ
Cluj Napoca
LOT Polish Airlines
1 STOPS
CHI
Chicago
Pick dates

One-way flights to Cluj Napoca from Chicago

6:00 PM - 11:00 AM
Lufthansa
1 Stops
11h 40m
CHI - CLJ
$ 445
Kiwi
Pick dates
12:50 PM - 11:00 AM
United Airlines
2 Stops
16h 50m
CHI - CLJ
$ 460
Kiwi
Pick dates
9:55 PM - 2:55 PM
LOT Polish Airlines
1 Stops
11h 25m
CHI - CLJ
$ 621
Kiwi
Pick dates

How to find the cheapest flight from Chicago (CHI) to Cluj Napoca (CLJ)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Chicago (CHI) to Cluj Napoca (CLJ)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Chicago (CHI) to Cluj Napoca (CLJ)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.