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$355+ Cheap flights from Denver (DEN) to Romania

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/7. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — OTP
nov. 29 — dic. 61
sáb. 11/29
sáb. 12/6
1 adult, Economy
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Find flight deals from Denver to Romania

Cheapest flights from Denver to Romania
Explore the most affordable flight options available from Denver to Romania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/265:45 pmDEN - CLJ
2 stops22h 10mLufthansa
mié. 12/36:00 amCLJ - DEN
1 stop17h 35mLufthansa
Deal found 10/29$556
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/2611:45 amDEN - CLJ
2 stops16h 55mUnited Airlines
mié. 12/36:00 amCLJ - DEN
1 stop17h 35mUnited Airlines
Deal found 10/29$577
This Cheapflightsfares deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/24:20 pmDEN - OTP
1 stop17h 15mLufthansa
mié. 1/146:05 amOTP - DEN
1 stop17h 30mLufthansa
Deal found 10/28$579
This FlightHub deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/27:20 pmDEN - OTP
1 stop16h 10mTurkish Airlines
jue. 1/1510:10 amOTP - DEN
1 stop16h 25mTurkish Airlines
Deal found 10/28$584
This Cheapflightsfares deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/24:20 pmDEN - OTP
1 stop17h 15mLufthansa
jue. 1/155:50 amOTP - DEN
2 stops22h 38mLufthansa
Deal found 10/28$586
This Booking.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/211:15 amDEN - OTP
2 stops43h 35mAir Canada
jue. 1/155:50 amOTP - DEN
2 stops43h 50mAir Canada
Deal found 10/28$592
This Iberia deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/210:26 amDEN - OTP
2 stops19h 19mMultiple Airlines
jue. 12/188:00 amOTP - DEN
1 stop16h 30mMultiple Airlines
Deal found 10/28$593
This Booking.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/211:15 amDEN - OTP
2 stops43h 35mAir Canada
mié. 1/146:30 amOTP - DEN
2 stops36h 53mAir Canada
Deal found 10/28$595
This KAYAK deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/24:20 pmDEN - OTP
1 stop17h 15mLufthansa
jue. 1/87:20 pmOTP - DEN
2 stops38h 12mLufthansa
Deal found 10/28$601
This FlightHub deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/25:30 pmDEN - OTP
2 stops37h 20mMultiple Airlines
mié. 1/146:05 amOTP - DEN
2 stops22h 23mMultiple Airlines
Deal found 10/28$602
This Orbitz deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/21:25 pmDEN - OTP
2 stops17h 20mMultiple Airlines
vie. 1/96:05 amOTP - DEN
2 stops46h 23mMultiple Airlines
Deal found 10/28$611
This Cheapflightsfares deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/295:20 pmDEN - OTP
1 stop17h 15mLufthansa
vie. 11/76:05 amOTP - DEN
1 stop17h 30mLufthansa
Deal found 10/28$625

Cheap flight deals from Denver to Romania

Keep the following information in mind while searching for Denver to Romania flight deals. Data was last updated octubre 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$556
(Kiwi.com)

One-way from

$355
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$638
Provider with most accurate pricing for Denver Intl-Bucharest (BUH) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Bucharest (BUH) flights.
Search Deals
From Denver Intl to Romania
Search Deals
One-way flight from Denver Intl to Romania
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($306 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Romania that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated octubre 30, 2025.
Use the filters below to find and compare flights from Denver to Romania that are best for you.

Fly from

Denver

Fly to

Romania

Route

Depart

Return

Price

DenverCluj Napoca

DEN - CLJ

DENCLJ

Denver Intl

mié. 11/26

5:45 pm-12:55 am

2 stops22h 10m

Cluj Napoca

mié. 12/3

6:00 am-2:35 pm

1 stop17h 35m

$556

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

dom. 3/22

6:25 pm-11:45 pm

1 stop21h 20m

Bucharest Otopeni Intl

lun. 3/30

3:30 pm-4:35 pm

1 stop34h 05m

$573

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

lun. 3/23

6:25 pm-2:45 pm

1 stop36h 20m

Bucharest Otopeni Intl

lun. 3/30

3:30 pm-4:35 pm

1 stop34h 05m

$573

DenverCluj Napoca

DEN - CLJ

DENCLJ

Denver Intl

mié. 11/26

11:45 am-1:40 pm

2 stops16h 55m

Cluj Napoca

mié. 12/3

6:00 am-2:35 pm

1 stop17h 35m

$577

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

lun. 3/23

11:15 am-6:35 pm

2 stops23h 20m

Bucharest Otopeni Intl

mié. 4/1

6:00 am-3:35 pm

1 stop18h 35m

$589

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

lun. 3/23

11:15 am-6:35 pm

2 stops23h 20m

Bucharest Otopeni Intl

lun. 3/30

12:40 pm-1:45 pm

1 stop34h 05m

$591

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

mié. 3/18

5:54 pm-6:35 pm

2 stops16h 41m

Bucharest Otopeni Intl

mié. 4/1

12:40 pm-9:25 pm

2 stops17h 45m

$594

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

dom. 3/22

7:45 am-2:05 pm

2 stops22h 20m

Bucharest Otopeni Intl

mié. 4/1

6:00 am-3:35 pm

1 stop18h 35m

$601

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

dom. 3/22

5:54 pm-11:50 pm

2 stops21h 56m

Bucharest Otopeni Intl

lun. 3/30

12:40 pm-2:20 pm

1 stop34h 40m

$604

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

vie. 3/20

8:20 pm-8:30 pm

1 stop16h 10m

Bucharest Otopeni Intl

vie. 3/27

10:10 am-6:35 pm

1 stop16h 25m

$607

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 25 results
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Best time to book a flight from Denver to Romania

Have a flexible travel schedule? Discover the best time to fly to Romania from Denver with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Denver to Romania

What is the cheapest month to book a flight from Denver to Romania?

Currently, April is the cheapest month in which you can book a flight from Denver to Romania (average of $508). Flying from Denver to Romania in February is currently the most expensive (average of $1,137). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DEN to RO?

Find hourly flight availability from Denver to Romania. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 30, 2025.

It’s typically best to fly out from Denver to Romania at noon. Doing so could potentially save you 33% on the flight price compared to flying in the afternoon, which is usually more expensive.

Reviews of airlines servicing Romania

Get insights into the airlines that provide service to Romania. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Romania. Reviews last updated octubre 30, 2025.
Peruse reviews from past customers who have flown with United Airlines, Turkish Airlines, and Lufthansa from Denver to Romania to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,997 reviews

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,997 reviews
United Airlines
7.4
Good
8,997 reviews

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Turkish Airlines
7.3
Good
4,033 reviews
United Airlines
7.4
Good
8,997 reviews

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Lufthansa
6.8
Okay
7,542 reviews
United Airlines
7.4
Good
8,997 reviews

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
British Airways
6.7
Okay
7,488 reviews
United Airlines
7.4
Good
8,997 reviews

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Denver to Romania. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Denver to Romania?

    Denver Intl (DEN) is the airport you will fly out of if you book a flight from Denver to Romania. It is only a 18.5 mi journey to Denver Intl (DEN) from Denver’s city center.

  • How long is the flight from Denver to Romania?

    Lufthansa, British Airways, and United Airlines can get you from Denver to Romania in just under 16h 55m. Your travel time can differ by up to 5h 15m. Denver and Romania are separated by a distance of 5655 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Denver to Romania?

    Most travelers choose Denver Intl - Bucharest Otopeni Intl, Denver Intl - Cluj Napoca or Denver Intl - Timisoara when deciding on the best route from Denver to Romania.

  • Can I find deals for flights from Denver to Romania that include hotel bookings?

    Yes. In addition to deals on Denver to Romania flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denver to Romania?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Romania.

  • Can I find deals for business class flights from Denver to Romania?

    Yes. Cheapflights offers flight deals from Denver to Romania by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Denver to Romania?

    Currently, April is the cheapest month in which you can book a flight from Denver to Romania (average of $508). Flying from Denver to Romania in February is currently the most expensive (average of $1,137). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Denver to Romania

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Top 4 airlines flying from Denver to Romania

Discover the top 4 airlines that operate flights from Denver to Romania. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated octubre 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$534Average$890FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$552Average$830FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$621Average$867FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$676Average$1,112FlexibilityNo cancel feeOn-time76%

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