What is the cheapest airline that flies from Denver Intl to Cluj Napoca?

United Airlines and Lufthansa are the most popular carriers operating from Denver Intl to Cluj Napoca

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

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

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

As of April 2026, there are 2 operators available to choose from for flights from Denver Intl Airport to Cluj Napoca Airport.

How old do you have to be to fly from Denver Intl Airport to Cluj Napoca 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 Denver Intl Airport 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.

$387 Cheap Flights from Denver to Cluj Napoca in 2026

Q: What is the typical price of a round-trip flight between Denver and Cluj Napoca?

Prices are currently low for flights on this route. Typical prices usually range from $1,087 to $930. The lowest price recently found on this route was $599.

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Find the cheapest flights from Denver to Cluj Napoca

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:25 pm - 8:15 pm

DEN

CLJ

14h 50m

1 stop

9:05 pm - 6:25 pm

CLJ

DEN

30h 20m

1 stop

$599Turkish Airlines

Sun, Apr 19 - Sat, Apr 25

8:25 pm - 9:05 am

DEN

CLJ

27h 40m

1 stop

9:05 pm - 6:25 pm

CLJ

DEN

30h 20m

1 stop

$666Turkish Airlines

Thu, Apr 23 - Mon, Apr 27

8:25 pm - 9:05 am

DEN

CLJ

27h 40m

1 stop

9:05 pm - 6:25 pm

CLJ

DEN

30h 20m

1 stop

$667Turkish Airlines

Thu, Apr 23 - Mon, Apr 27

8:25 pm - 8:15 pm

DEN

CLJ

14h 50m

1 stop

9:05 pm - 6:25 pm

CLJ

DEN

30h 20m

1 stop

$677Turkish Airlines

Thu, Apr 23 - Mon, Apr 27

11:59 pm - 1:10 pm

DEN

CLJ

28h 11m

2 stops

6:00 am - 2:20 pm

CLJ

DEN

17h 20m

1 stop

$829United Airlines

Tue, May 5 - Tue, May 19

11:59 pm - 5:25 pm

DEN

CLJ

32h 26m

2 stops

6:00 am - 11:59 pm

CLJ

DEN

26h 59m

2 stops

$839United Airlines

Tue, May 5 - Tue, May 19

6:00 am - 9:05 am

DEN

CLJ

18h 05m

2 stops

9:55 am - 6:25 pm

CLJ

DEN

17h 30m

1 stop

$869Turkish Airlines

Fri, Jul 24 - Thu, Aug 6

8:25 pm - 8:15 pm

DEN

CLJ

14h 50m

1 stop

9:55 am - 10:10 pm

CLJ

DEN

45h 15m

2 stops

$888Turkish Airlines

Thu, Apr 23 - Mon, Apr 27

8:25 pm - 8:15 pm

DEN

CLJ

14h 50m

1 stop

9:05 pm - 10:10 pm

CLJ

DEN

34h 05m

2 stops

$889Turkish Airlines

Thu, Apr 23 - Mon, Apr 27

11:59 pm - 9:05 am

DEN

CLJ

24h 06m

2 stops

9:05 pm - 6:25 pm

CLJ

DEN

30h 20m

1 stop

$891Multiple Airlines

Sun, Apr 19 - Sat, Apr 25

Turkish Airlines flights from Denver to Cluj Napoca

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

Turkish Airlines

Apr 19

DEN8:25 pmDenver Intl

14h 50m

1 stop

CLJ8:15 pmCluj Napoca

Apr 25

CLJ9:05 pmCluj Napoca

30h 20m

1 stop

DEN6:25 pmDenver Intl

$599

Turkish Airlines

Apr 23

DEN8:25 pmDenver Intl

27h 40m

1 stop

CLJ9:05 amCluj Napoca

Apr 27

CLJ9:05 pmCluj Napoca

30h 20m

1 stop

DEN6:25 pmDenver Intl

$666

Turkish Airlines

Apr 23

DEN8:25 pmDenver Intl

27h 40m

1 stop

CLJ9:05 amCluj Napoca

Apr 27

CLJ9:05 pmCluj Napoca

30h 20m

1 stop

DEN6:25 pmDenver Intl

$667

Lufthansa flights from Denver to Cluj Napoca

Our best Lufthansa deals on Denver to Cluj Napoca flight tickets

Lufthansa

Apr 9

DEN4:05 pmDenver Intl

16h 20m

1 stop

CLJ5:25 pmCluj Napoca

Apr 22

CLJ6:00 amCluj Napoca

17h 20m

1 stop

DEN2:20 pmDenver Intl

$933

Lufthansa

Apr 19

DEN5:40 pmDenver Intl

21h 50m

2 stops

CLJ12:30 amCluj Napoca

Apr 25

CLJ6:10 pmCluj Napoca

30h 30m

2 stops

DEN3:40 pmDenver Intl

$997

Lufthansa

May 15

DEN8:25 pmDenver Intl

19h 05m

1 stop

CLJ12:30 amCluj Napoca

May 22

CLJ6:00 amCluj Napoca

26h 37m

2 stops

DEN11:37 pmDenver Intl

$1,049

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverCluj Napoca

DEN - CLJ

DENCLJ

Denver Intl

Sun 4/19

8:25 pm-8:15 pm

1 stop14h 50m

Cluj Napoca

Sat 4/25

9:05 pm-6:25 pm

1 stop30h 20m

$599

DenverCluj Napoca

DEN - CLJ

DENCLJ

Denver Intl

Thu 4/23

8:25 pm-9:05 am

1 stop27h 40m

Cluj Napoca

Mon 4/27

9:05 pm-6:25 pm

1 stop30h 20m

$666

DenverCluj Napoca

DEN - CLJ

DENCLJ

Denver Intl

Thu 4/23

8:25 pm-9:05 am

1 stop27h 40m

Cluj Napoca

Mon 4/27

9:05 pm-6:25 pm

1 stop30h 20m

$667

DenverCluj Napoca

DEN - CLJ

DENCLJ

Denver Intl

Thu 4/23

8:25 pm-8:15 pm

1 stop14h 50m

Cluj Napoca

Mon 4/27

9:05 pm-6:25 pm

1 stop30h 20m

$677

DenverCluj Napoca

DEN - CLJ

DENCLJ

Denver Intl

Tue 5/5

11:59 pm-1:10 pm

2 stops28h 11m

Cluj Napoca

Tue 5/19

6:00 am-2:20 pm

1 stop17h 20m

$829

DenverCluj Napoca

DEN - CLJ

DENCLJ

Denver Intl

Tue 5/5

11:59 pm-5:25 pm

2 stops32h 26m

Cluj Napoca

Tue 5/19

6:00 am-11:59 pm

2 stops26h 59m

$839

Quickest round-trip

DenverCluj Napoca

DEN - CLJ

DENCLJ

Denver Intl

Fri 7/24

6:00 am-9:05 am

2 stops18h 05m

Cluj Napoca

Thu 8/6

9:55 am-6:25 pm

1 stop17h 30m

$869

DenverCluj Napoca

DEN - CLJ

DENCLJ

Denver Intl

Thu 4/23

8:25 pm-8:15 pm

1 stop14h 50m

Cluj Napoca

Mon 4/27

9:55 am-10:10 pm

2 stops45h 15m

$888

DenverCluj Napoca

DEN - CLJ

DENCLJ

Denver Intl

Thu 4/23

8:25 pm-8:15 pm

1 stop14h 50m

Cluj Napoca

Mon 4/27

9:05 pm-10:10 pm

2 stops34h 05m

$889

DenverCluj Napoca

DEN - CLJ

DENCLJ

Denver Intl

Sun 4/19

11:59 pm-9:05 am

2 stops24h 06m

Cluj Napoca

Sat 4/25

9:05 pm-6:25 pm

1 stop30h 20m

$891

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Denver 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

Prices

Airlines

What is the typical price of a round-trip flight between Denver and Cluj Napoca?

When to book flights from Denver to Cluj Napoca

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

Estimated round-trip price

Cheap Denver to Cluj Napoca (DEN to CLJ) flight deals and tips

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

Fastest flight time	14h 50m
Direct flights	None

The fastest flight from Denver to Cluj Napoca takes 14h 50m

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

Search flight deals

Frequently asked questions about flying from Denver to Cluj Napoca

How far is Denver Intl to Cluj Napoca by plane?
A flight from Denver Intl to Cluj Napoca will travel around 5669.7 mi. By plane, this route typically takes 14h 50m.
When did momondo last update prices for flights from Denver Intl Airport to Cluj Napoca Airport?
Prices for flights from Denver Intl Airport to Cluj Napoca Airport were last updated today.
How many operators does momondo search for flights from Denver Intl Airport to Cluj Napoca Airport?
As of April 2026, there are 2 operators available to choose from for flights from Denver Intl Airport to Cluj Napoca Airport.
How old do you have to be to fly from Denver Intl Airport to Cluj Napoca 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 Denver Intl Airport 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.
What is the most popular airline from Denver to Cluj Napoca?
Based on momondo bookings for flights between Denver and Cluj Napoca, the leading airline is Lufthansa, making up 62% of the total bookings. Other popular airlines include United Airlines with 38%.

Best airlines flying from Denver to Cluj Napoca

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $610	Free Cancellation	Rating 7.4 9,533 reviews		Search United Airlines flights
Lufthansa	PriceFrom $684	Free Cancellation	Rating 6.8 7,883 reviews		Search Lufthansa flights

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Why use momondo?

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

It is quick and easy to find Denver to Cluj Napoca flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Cluj Napoca that suits you.

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

momondo does allow users to show only those flights to Cluj Napoca from Denver which offer a flexible booking policy as well as other useful filters and features.

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

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 Cluj Napoca from Denver.

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

Price alerts on flights to Cluj Napoca from Denver are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.