$470 Cheap Flights from Denver (DEN) to Cluj-Napoca (CLJ)

View $470 flight on Tue, Dec 2, 2025Opens in a new window

Popular airlines from Denver Intl. Airport (DEN) to Cluj-Napoca (CLJ)

Cheap Flights from Denver to Cluj-Napoca (DEN-CLJ)

Prices were available within the past 7 days and start at $470 for one-way flights and $578 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Tue, Dec 2 - Wed, Dec 10
DEN
Denver
CLJ
Cluj-Napoca
$578 Roundtrip, found 1 day ago
$578
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Tue, Dec 2 from Denver to Cluj-Napoca, returning Wed, Dec 10, priced at $578 found 1 day ago
Lufthansa
Tue, Dec 2 - Wed, Dec 10
DEN
Denver
CLJ
Cluj-Napoca
$578 Roundtrip, found 1 day ago
$578
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Tue, Dec 2 from Denver to Cluj-Napoca, returning Wed, Dec 10, priced at $578 found 1 day ago
United
Mon, Dec 1 - Tue, Dec 16
DEN
Denver
CLJ
Cluj-Napoca
$578 Roundtrip, found 3 days ago
$578
Roundtrip
found 3 days ago
Select United flight, departing Mon, Dec 1 from Denver to Cluj-Napoca, returning Tue, Dec 16, priced at $578 found 3 days ago
United
Sun, Apr 19 - Wed, May 6
DEN
Denver
CLJ
Cluj-Napoca
$579 Roundtrip, found 2 days ago
$579
Roundtrip
found 2 days ago
Select United flight, departing Sun, Apr 19 from Denver to Cluj-Napoca, returning Wed, May 6, priced at $579 found 2 days ago
Air Canada
Sun, Feb 1 - Tue, Feb 17
DEN
Denver
CLJ
Cluj-Napoca
$581 Roundtrip, found 3 days ago
$581
Roundtrip
found 3 days ago
Select Air Canada flight, departing Sun, Feb 1 from Denver to Cluj-Napoca, returning Tue, Feb 17, priced at $581 found 3 days ago
Air Canada
Tue, Apr 7 - Tue, Apr 14
DEN
Denver
CLJ
Cluj-Napoca
$582 Roundtrip, found 3 days ago
$582
Roundtrip
found 3 days ago
Select Air Canada flight, departing Tue, Apr 7 from Denver to Cluj-Napoca, returning Tue, Apr 14, priced at $582 found 3 days ago
United
Wed, Apr 22 - Wed, May 6
DEN
Denver
CLJ
Cluj-Napoca
$584 Roundtrip, found 2 days ago
$584
Roundtrip
found 2 days ago
Select United flight, departing Wed, Apr 22 from Denver to Cluj-Napoca, returning Wed, May 6, priced at $584 found 2 days ago
United
Sun, Dec 28 - Mon, Jan 12
DEN
Denver
CLJ
Cluj-Napoca
$584 Roundtrip, found 3 days ago
$584
Roundtrip
found 3 days ago
Select United flight, departing Sun, Dec 28 from Denver to Cluj-Napoca, returning Mon, Jan 12, priced at $584 found 3 days ago
Swiss International Air Lines
Tue, Apr 7 - Tue, Apr 14
DEN
Denver
CLJ
Cluj-Napoca
$587 Roundtrip, found 3 days ago
$587
Roundtrip
found 3 days ago
Select Swiss International Air Lines flight, departing Tue, Apr 7 from Denver to Cluj-Napoca, returning Tue, Apr 14, priced at $587 found 3 days ago
Turkish Airlines
Sat, Jan 17 - Fri, Jan 23
DEN
Denver
CLJ
Cluj-Napoca
$654 Roundtrip, found 1 day ago
$654
Roundtrip
found 1 day ago
Select Turkish Airlines flight, departing Sat, Jan 17 from Denver to Cluj-Napoca, returning Fri, Jan 23, priced at $654 found 1 day ago

Alternative airports near Cluj-Napoca

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Cluj-Napoca CLJ. Cheapest and Closest option available. Average driving time to city center is 9 minutes. Flights from $1,302
CLJ
Cluj-Napoca
CheapestClosest
Average driving time to city center9 min
Flights from $1,302

Frequently asked questions

How much does a flight from Denver Intl. Airport (DEN) to Cluj-Napoca Airport (CLJ) cost?
Snag a cheap one-way flight from $470 or cheap return flight from $578 from Denver Intl. Airport (DEN) to Cluj-Napoca Airport (CLJ) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Denver Intl. Airport (DEN) to Cluj-Napoca Airport (CLJ)?
December is the least expensive month to fly from DEN to CLJ. Traveling during quieter months is often the key to better flight prices.
What is the cheapest airline that flies from Denver Intl. Airport (DEN) to Cluj-Napoca Airport (CLJ)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest DEN to CLJ flight.
How many flights per day from Denver Intl. Airport (DEN) to Cluj-Napoca Airport (CLJ)?
You'll have to take a flight with a layover when traveling from Denver Intl. Airport (DEN) to Cluj-Napoca Airport (CLJ). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from DEN to CLJ?
Usually you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* But this can change based on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Denver Intl. Airport (DEN) to Cluj-Napoca Airport (CLJ)?
Select a flight from Denver Intl. Airport (DEN) to Cluj-Napoca Airport (CLJ) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Denver Intl. Airport (DEN) to Cluj-Napoca Airport (CLJ) last-minute?
Waiting until just before your departure to book a flight from DEN to CLJ often results in higher prices. While you might find some last-minute discounts, they're not always guaranteed. Keep your travel schedule open to boost your chances of getting a bargain.
Is it cheaper to book a DEN to CLJ flight and hotel package?
Compared with arranging flights and hotels separately, booking a DEN to CLJ flight and hotel package with Expedia could lead to significant savings. Better still, having it all in one place will take the hassle out of travel planning. Simply pick your flights and choose from our wide range of stays, then tailor your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Denver Intl. Airport (DEN) to Cluj-Napoca Airport (CLJ)?
It's generally possible to cancel or reschedule your DEN to CLJ flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Denver Intl.
Destination airport
Cluj-Napoca
Airlines serving
Air Canada, Air France, Lufthansa, Swiss International Air Lines, Turkish Airlines, United
Roundtrip price
$577
Distance
5659 mi

Book with confidence

Denver to Cluj-Napoca Flights

The cheapest times to fly from Denver to Cluj-Napoca

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Denver to Cluj-Napoca are during the month of December. You can find some of the cheapest flights from Denver to Cluj-Napoca with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Denver to Cluj-Napoca

Sunday is one of the best days to book for cheap flights from Denver to Cluj-Napoca: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Denver to Cluj-Napoca

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Denver to Cluj-Napoca in 2025. You can also book with separate airlines for your outbound and return journeys, from $470 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Denver to Cluj-Napoca flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Denver to Cluj-Napoca airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Denver to Cluj-Napoca Flights

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*Available to One Key members.