How do I get Price Alerts for flights from Cluj Napoca to Denver?

Price Alerts will notify you by email when the price for flights to Denver from Cluj Napoca decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

How can I save money on flights from Cluj Napoca to Denver with momondo?

With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

How does momondo find its flight prices?

We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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

Prices for flights from Cluj Napoca Airport to Denver Intl Airport are updated daily.

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

What documentation or ID do you need to fly to Denver Intl Airport?

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

$741 Cheap Flights from Cluj Napoca to Denver in 2025/26

1 adult

0 bags

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Find the cheapest flights from Cluj Napoca to Denver

Round-trip

One-way

Cheap round-trip flights

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6:00 am - 2:35 pm

CLJ

DEN

17h 35m1 stop

4:20 pm - 1:40 pm

DEN

CLJ

12h 20m1 stop

$903Lufthansa

Fri, Jan 16 - Thu, Jan 22

6:00 am - 2:35 pm

CLJ

DEN

17h 35m1 stop

5:42 pm - 12:55 am

DEN

CLJ

22h 13m2 stops

$919Lufthansa

Fri, Jan 16 - Thu, Jan 22

6:00 am - 7:26 pm

CLJ

DEN

22h 26m2 stops

8:25 pm - 1:40 pm

DEN

CLJ

56h 15m2 stops

$953United Airlines

Fri, Jan 16 - Thu, Jan 22

9:55 am - 6:25 pm

CLJ

DEN

17h 30m1 stop

3:15 pm - 8:20 pm

DEN

CLJ

44h 05m2 stops

$1,070Turkish Airlines

Thu, Apr 23 - Mon, Apr 27

6:00 am - 9:59 pm

CLJ

DEN

24h 59m3 stops

1:25 pm - 1:40 pm

DEN

CLJ

15h 15m2 stops

$1,192Air Canada

Fri, Jan 16 - Thu, Jan 22

6:00 am - 2:20 pm

CLJ

DEN

17h 20m1 stop

11:59 pm - 1:10 pm

DEN

CLJ

28h 11m2 stops

$1,251United Airlines

Thu, Apr 23 - Mon, Apr 27

1:50 pm - 12:33 pm

CLJ

DEN

31h 43m2 stops

6:05 pm - 5:25 pm

DEN

CLJ

38h 20m2 stops

$1,253Air Canada

Thu, Apr 23 - Mon, Apr 27

1:50 pm - 6:50 pm

CLJ

DEN

14h 00m1 stop

11:15 am - 1:10 pm

DEN

CLJ

16h 55m2 stops

$1,254United Airlines

Thu, Apr 23 - Mon, Apr 27

1:50 pm - 12:38 pm

CLJ

DEN

31h 48m2 stops

1:25 pm - 1:10 pm

DEN

CLJ

38h 45m2 stops

$1,256Air Canada

Thu, Apr 23 - Mon, Apr 27

6:00 am - 9:59 pm

CLJ

DEN

24h 59m3 stops

7:50 am - 1:40 pm

DEN

CLJ

20h 50m3 stops

$1,265Air Canada

Fri, Jan 16 - Thu, Jan 22

Lufthansa flights from Cluj Napoca to Denver

Our best Lufthansa deals on Cluj Napoca to Denver flight tickets

Lufthansa

Jan 16

CLJ6:00 amCluj Napoca

17h 35m

1 stop

DEN2:35 pmDenver Intl

Jan 22

DEN4:20 pmDenver Intl

12h 20m

1 stop

CLJ1:40 pmCluj Napoca

$903

Find similar

Lufthansa

Jan 16

CLJ6:00 amCluj Napoca

17h 35m

1 stop

DEN2:35 pmDenver Intl

Jan 22

DEN5:42 pmDenver Intl

22h 13m

2 stops

CLJ12:55 amCluj Napoca

$919

Find similar

United Airlines flights from Cluj Napoca to Denver

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

United Airlines

Jan 16

CLJ6:00 amCluj Napoca

22h 26m

2 stops

DEN7:26 pmDenver Intl

Jan 22

DEN8:25 pmDenver Intl

56h 15m

2 stops

CLJ1:40 pmCluj Napoca

$953

Find similar

United Airlines

Apr 23

CLJ6:00 amCluj Napoca

17h 20m

1 stop

DEN2:20 pmDenver Intl

Apr 27

DEN11:59 pmDenver Intl

28h 11m

2 stops

CLJ1:10 pmCluj Napoca

$1,251

Find similar

United Airlines

Apr 23

CLJ1:50 pmCluj Napoca

14h 00m

1 stop

DEN6:50 pmDenver Intl

Apr 27

DEN11:15 amDenver Intl

16h 55m

2 stops

CLJ1:10 pmCluj Napoca

$1,254

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Cluj NapocaDenver

CLJ - DEN

CLJDEN

Cluj Napoca

Fri 1/16

6:00 am-2:35 pm

1 stop17h 35m

Denver Intl

Thu 1/22

4:20 pm-1:40 pm

1 stop12h 20m

$903

Cluj NapocaDenver

CLJ - DEN

CLJDEN

Cluj Napoca

Fri 1/16

6:00 am-2:35 pm

1 stop17h 35m

Denver Intl

Thu 1/22

5:42 pm-12:55 am

2 stops22h 13m

$919

Cluj NapocaDenver

CLJ - DEN

CLJDEN

Cluj Napoca

Fri 1/16

6:00 am-7:26 pm

2 stops22h 26m

Denver Intl

Thu 1/22

8:25 pm-1:40 pm

2 stops56h 15m

$953

Cluj NapocaDenver

CLJ - DEN

CLJDEN

Cluj Napoca

Thu 4/23

9:55 am-6:25 pm

1 stop17h 30m

Denver Intl

Mon 4/27

3:15 pm-8:20 pm

2 stops44h 05m

$1,070

Cluj NapocaDenver

CLJ - DEN

CLJDEN

Cluj Napoca

Fri 1/16

6:00 am-9:59 pm

3 stops24h 59m

Denver Intl

Thu 1/22

1:25 pm-1:40 pm

2 stops15h 15m

$1,192

Cluj NapocaDenver

CLJ - DEN

CLJDEN

Cluj Napoca

Thu 4/23

6:00 am-2:20 pm

1 stop17h 20m

Denver Intl

Mon 4/27

11:59 pm-1:10 pm

2 stops28h 11m

$1,251

Cluj NapocaDenver

CLJ - DEN

CLJDEN

Cluj Napoca

Thu 4/23

1:50 pm-12:33 pm

2 stops31h 43m

Denver Intl

Mon 4/27

6:05 pm-5:25 pm

2 stops38h 20m

$1,253

Cluj NapocaDenver

CLJ - DEN

CLJDEN

Cluj Napoca

Thu 4/23

1:50 pm-6:50 pm

1 stop14h 00m

Denver Intl

Mon 4/27

11:15 am-1:10 pm

2 stops16h 55m

$1,254

Cluj NapocaDenver

CLJ - DEN

CLJDEN

Cluj Napoca

Thu 4/23

1:50 pm-12:38 pm

2 stops31h 48m

Denver Intl

Mon 4/27

1:25 pm-1:10 pm

2 stops38h 45m

$1,256

Cluj NapocaDenver

CLJ - DEN

CLJDEN

Cluj Napoca

Fri 1/16

6:00 am-9:59 pm

3 stops24h 59m

Denver Intl

Thu 1/22

7:50 am-1:40 pm

3 stops20h 50m

$1,265

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Cluj Napoca to Denver

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

Estimated round-trip price

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

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

Fastest flight time	17h 30m
Direct flights	None

The fastest flight from Cluj Napoca to Denver takes 17h 30m

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

Search flight deals

How far is Cluj Napoca to Denver Intl by plane?
The distance between Cluj Napoca and Denver Intl is about 5669.7 mi. A reasonable flight in good conditions will take 17h 30m.
When did momondo last update prices for flights from Cluj Napoca Airport to Denver Intl Airport?
Prices for flights from Cluj Napoca Airport to Denver Intl Airport are updated daily.
How old do you have to be to fly from Cluj Napoca Airport to Denver 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 Denver Intl Airport.
What documentation or ID do you need to fly to Denver Intl Airport?
The travel and health documents you'll need for your trip to Denver Intl 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 Denver Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

How do I get Price Alerts for flights from Cluj Napoca to Denver?
Price Alerts will notify you by email when the price for flights to Denver from Cluj Napoca decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.
How can I save money on flights from Cluj Napoca to Denver with momondo?
With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.
How does momondo find its flight prices?
We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Cluj Napoca to Denver. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Cluj Napoca to Denver 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 Denver?

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 Denver from Cluj Napoca.

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

Price alerts on flights to Denver from Cluj Napoca 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.