What airlines fly to Romania?

Lufthansa, Turkish Airlines and United Airlines are the top three most popular airlines that fly to Romania from Denver according to our data. Lufthansa is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Romania. Keep in mind that there are 4 different airlines that fly to Romania on a routine basis, so you have a few additional options to choose from.

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

Lufthansa is the most popular carrier operating from Denver Intl to Romania

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

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

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

As of November 2025, there are 4 operators available to choose from for flights from Denver Intl Airport to Romania.

How old do you have to be to fly from Denver Intl Airport to Romania?

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 Denver Intl Airport to Romania.

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

The travel and health documents required for your trip to Romania can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Romania. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$428 Cheap Flights from Denver to Romania in 2025/26

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Find the cheapest flights from Denver to Romania

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:20 pm - 8:50 amDEN-OTP

28h 30m1 stop

10:10 am - 6:35 pmOTP-DEN

16h 25m1 stop

$597Turkish Airlines

Find Deal

Tue, Jan 27 - Tue, Mar 10

7:20 pm - 2:10 pmDEN-OTP

33h 50m1 stop

10:10 am - 5:35 pmOTP-DEN

16h 25m1 stop

$598Turkish Airlines

Find Deal

Thu, Jan 15 - Sat, Jan 24

8:20 pm - 8:30 pmDEN-OTP

16h 10m1 stop

9:30 am - 6:20 pmOTP-DEN

17h 50m1 stop

$600Turkish Airlines

Find Deal

Fri, Mar 20 - Sun, Mar 29

7:20 pm - 2:10 pmDEN-OTP

33h 50m1 stop

3:30 pm - 5:35 pmOTP-DEN

35h 05m1 stop

$608Turkish Airlines

Find Deal

Sat, Jan 17 - Fri, Jan 30

7:20 pm - 8:30 pmDEN-OTP

16h 10m1 stop

9:50 pm - 5:35 pmOTP-DEN

28h 45m1 stop

$610Turkish Airlines

Find Deal

Tue, Feb 3 - Mon, Feb 9

11:15 am - 12:50 amDEN-CLJ

28h 35m2 stops

6:00 am - 2:35 pmCLJ-DEN

17h 35m1 stop

$728Lufthansa

Find Deal

Sat, Jan 10 - Sat, Jan 17

5:35 pm - 1:40 pmDEN-CLJ

35h 05m2 stops

2:25 pm - 7:27 pmCLJ-DEN

38h 02m2 stops

$743United Airlines

Find Deal

Sat, Dec 6 - Sat, Dec 13

5:43 pm - 1:40 pmDEN-CLJ

34h 57m2 stops

2:25 pm - 7:27 pmCLJ-DEN

38h 02m2 stops

$744United Airlines

Find Deal

Sat, Dec 6 - Sat, Dec 13

8:20 pm - 12:50 amDEN-SBZ

19h 30m1 stop

2:30 pm - 10:05 pmSBZ-DEN

40h 35m2 stops

$895Lufthansa

Find Deal

Thu, Feb 19 - Mon, Feb 23

5:35 pm - 3:25 pmDEN-SBZ

36h 50m2 stops

4:05 pm - 2:25 pmSBZ-DEN

55h 20m2 stops

$1,029Austrian Airlines

Find Deal

Wed, Jan 21 - Sun, Jan 25

Turkish Airlines flights from Denver to Romania

Our best Turkish Airlines deals on Denver to Romania flight tickets

Turkish Airlines

Mar 13

DEN8:20 pmDenver Intl

28h 30m

1 stop

OTP8:50 amBucharest Otopeni Intl

Mar 20

OTP10:10 amBucharest Otopeni Intl

16h 25m

1 stop

DEN6:35 pmDenver Intl

$589

Find similar

Turkish Airlines

Jan 27

DEN7:20 pmDenver Intl

28h 30m

1 stop

OTP8:50 amBucharest Otopeni Intl

Mar 10

OTP10:10 amBucharest Otopeni Intl

16h 25m

1 stop

DEN6:35 pmDenver Intl

$597

Find similar

Turkish Airlines

Jan 15

DEN7:20 pmDenver Intl

33h 50m

1 stop

OTP2:10 pmBucharest Otopeni Intl

Jan 24

OTP10:10 amBucharest Otopeni Intl

16h 25m

1 stop

DEN5:35 pmDenver Intl

$598

Find similar

Lufthansa flights from Denver to Romania

Our best Lufthansa deals on Denver to Romania flight tickets

Lufthansa

Dec 3

DEN4:20 pmDenver Intl

12h 20m

1 stop

CLJ1:40 pmCluj Napoca

Dec 10

CLJ6:00 amCluj Napoca

19h 00m

2 stops

DEN4:00 pmDenver Intl

$643

Find similar

Lufthansa

Dec 3

DEN4:20 pmDenver Intl

12h 20m

1 stop

CLJ1:40 pmCluj Napoca

Dec 10

CLJ6:00 amCluj Napoca

17h 35m

1 stop

DEN2:35 pmDenver Intl

$648

Find similar

Lufthansa

Dec 3

DEN4:20 pmDenver Intl

12h 20m

1 stop

CLJ1:40 pmCluj Napoca

Dec 10

CLJ6:00 amCluj Napoca

19h 00m

2 stops

DEN4:00 pmDenver Intl

$656

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

Tue 1/27

7:20 pm-8:50 am

1 stop28h 30m

Bucharest Otopeni Intl

Tue 3/10

10:10 am-6:35 pm

1 stop16h 25m

$597

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

Thu 1/15

7:20 pm-2:10 pm

1 stop33h 50m

Bucharest Otopeni Intl

Sat 1/24

10:10 am-5:35 pm

1 stop16h 25m

$598

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

Fri 3/20

8:20 pm-8:30 pm

1 stop16h 10m

Bucharest Otopeni Intl

Sun 3/29

9:30 am-6:20 pm

1 stop17h 50m

$600

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

Sat 1/17

7:20 pm-2:10 pm

1 stop33h 50m

Bucharest Otopeni Intl

Fri 1/30

3:30 pm-5:35 pm

1 stop35h 05m

$608

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

Tue 2/3

7:20 pm-8:30 pm

1 stop16h 10m

Bucharest Otopeni Intl

Mon 2/9

9:50 pm-5:35 pm

1 stop28h 45m

$610

DenverCluj Napoca

DEN - CLJ

DENCLJ

Denver Intl

Sat 1/10

11:15 am-12:50 am

2 stops28h 35m

Cluj Napoca

Sat 1/17

6:00 am-2:35 pm

1 stop17h 35m

$728

DenverCluj Napoca

DEN - CLJ

DENCLJ

Denver Intl

Sat 12/6

5:35 pm-1:40 pm

2 stops35h 05m

Cluj Napoca

Sat 12/13

2:25 pm-7:27 pm

2 stops38h 02m

$743

DenverCluj Napoca

DEN - CLJ

DENCLJ

Denver Intl

Sat 12/6

5:43 pm-1:40 pm

2 stops34h 57m

Cluj Napoca

Sat 12/13

2:25 pm-7:27 pm

2 stops38h 02m

$744

DenverSibiu

DEN - SBZ

DENSBZ

Denver Intl

Thu 2/19

8:20 pm-12:50 am

1 stop19h 30m

Sibiu

Mon 2/23

2:30 pm-10:05 pm

2 stops40h 35m

$895

DenverSibiu

DEN - SBZ

DENSBZ

Denver Intl

Wed 1/21

5:35 pm-3:25 pm

2 stops36h 50m

Sibiu

Sun 1/25

4:05 pm-2:25 pm

2 stops55h 20m

$1,029

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first

How to get the cheapest flight ticket from Denver to Romania

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 day to depart on your flight to Romania?

The cheapest day to depart on your flight to Romania is on a Sunday when prices can be found for as low as $1,023. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,559. These prices are subject to change though, so be sure to set up a Price Alert for flights to Romania.

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

Our most recent data shows that the best time of day to fly to Romania is in the evening. Flights from Denver to Romania during this time can be as low as $757. Try not to purchase tickets in the morning because they tend to be around $1,314. Of course, these prices can vary depending on the time of year and what airport you fly to.

Can stopping save me money on Denver to Romania flights?

You could potentially save up to 7% on your flight if you consider stops on a Denver to Romania flight.

Cheap Denver to Romania flight deals and tips

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

Fastest flight time	12h 20m
Direct flights	None

The fastest flight from Denver to Romania takes 12h 20m

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

Search flight deals

When did momondo last update prices for flights from Denver Intl Airport to Romania?
Prices for flights from Denver Intl Airport to Romania were last updated today.
How many operators does momondo search for flights from Denver Intl Airport to Romania?
As of November 2025, there are 4 operators available to choose from for flights from Denver Intl Airport to Romania.
How old do you have to be to fly from Denver Intl Airport to Romania?
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 Denver Intl Airport to Romania.
What documentation or ID do you need to fly to Romania?
The travel and health documents required for your trip to Romania can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Romania. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Denver to Romania

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

Airline	Rating	Free Cancellation	Price
Turkish Airlines	PriceFrom $534	Free Cancellation	Rating 7.3 4,059 reviews	Search Turkish Airlines flights
British Airways	PriceFrom $552	Free Cancellation	Rating 6.7 7,539 reviews	Search British Airways flights
United Airlines	PriceFrom $621	Free Cancellation	Rating 7.4 9,046 reviews	Search United Airlines flights
Lufthansa	PriceFrom $644	Free Cancellation	Rating 6.8 7,594 reviews	Search Lufthansa flights

Why use momondo?

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

Finding the right flight to Romania from Denver is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Romania quick and easy, saving you time and money.

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

All flight searches from Denver to Romania on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Denver to Romania?

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 Romania from Denver.

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

Yes momondo offers price alerts on flights to Romania from Denver. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.