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$568+ Cheap flights from Romania to Colorado

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 12/24. Fares are subject to change and may not be available on all flights or dates of travel.
OTP — DEN
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from Romania to Colorado

Cheapest flights from Romania to Colorado
Explore the most affordable flight options available from Romania to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This United Airlines deal was found by Cheapflights users on 12/2. 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.
Thu 12/46:00 amCLJ - DEN
2 stops25h 30mUnited Airlines
Wed 12/1010:06 amDEN - CLJ
2 stops18h 34mUnited Airlines
Deal found 12/2$1,067
This United Airlines deal was found by Cheapflights users on 12/2. 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.
Fri 12/56:00 amCLJ - DEN
1 stop21h 55mUnited Airlines
Fri 12/125:30 pmDEN - CLJ
2 stops35h 10mUnited Airlines
Deal found 12/2$1,068
This United Airlines deal was found by Cheapflights users on 12/2. 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.
Thu 12/46:00 amCLJ - DEN
2 stops25h 30mUnited Airlines
Fri 12/125:30 pmDEN - CLJ
2 stops35h 10mUnited Airlines
Deal found 12/2$1,074
This Lufthansa deal was found by Cheapflights users on 12/4. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/217:20 pmOTP - DEN
1 stop32h 35mLufthansa
Sun 12/288:20 pmDEN - OTP
1 stop19h 45mLufthansa
Deal found 12/4$1,075
This United Airlines deal was found by Cheapflights users on 12/3. 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.
Fri 12/56:00 amCLJ - DEN
2 stops41h 47mUnited Airlines
Sat 12/135:40 pmDEN - CLJ
2 stops59h 00mUnited Airlines
Deal found 12/3$1,094
This United Airlines deal was found by Cheapflights users on 12/2. 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.
Wed 12/36:00 amCLJ - DEN
3 stops27h 30mUnited Airlines
Wed 12/107:46 amDEN - CLJ
2 stops20h 54mUnited Airlines
Deal found 12/2$1,102
This Tripair deal was found by Cheapflights users on 12/4. 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 Tripair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/88:40 amOTP - DEN
2 stops42h 12mAir France
Mon 12/1512:04 pmDEN - OTP
2 stops23h 06mAir France
Deal found 12/4$1,108
This United Airlines deal was found by Cheapflights users on 12/2. 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.
Wed 12/36:00 amCLJ - DEN
3 stops27h 30mUnited Airlines
Fri 12/125:30 pmDEN - CLJ
2 stops35h 10mUnited Airlines
Deal found 12/2$1,108
This United Airlines deal was found by Cheapflights users on 12/3. 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.
Sat 12/275:55 amOTP - DEN
1 stop16h 45mUnited Airlines
Fri 1/911:15 amDEN - OTP
2 stops17h 55mUnited Airlines
Deal found 12/3$1,112
This Mytrip deal was found by Cheapflights users on 12/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/217:20 pmOTP - DEN
1 stop32h 35mMultiple Airlines
Sun 12/285:30 pmDEN - OTP
2 stops40h 05mMultiple Airlines
Deal found 12/4$1,114
This Kiwi.com deal was found by Cheapflights users on 12/2. 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.
Sat 12/69:15 pmCLJ - DEN
2 stops54h 54mMultiple Airlines
Wed 12/104:20 pmDEN - CLJ
1 stop12h 20mMultiple Airlines
Deal found 12/2$1,124
This United Airlines deal was found by Cheapflights users on 12/2. 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.
Wed 12/36:00 amCLJ - DEN
2 stops25h 30mUnited Airlines
Tue 12/98:20 pmDEN - CLJ
1 stop32h 20mUnited Airlines
Deal found 12/2$1,129

Find flight deals from Romania to Colorado

Keep the following information in mind while searching for Romania to Colorado flight deals. Data was last updated December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$746
(eDestinos)

One-way from

$568
(Expedia)

Popular in

December

Cheapest in

March

Average price

$909
Provider with most accurate pricing for Bucharest (BUH)-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bucharest (BUH)-Denver Intl flights.
Search Deals
From Romania to Colorado
Search Deals
One-way flight from Romania to Colorado
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($9 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Romania to Colorado 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 December 4, 2025.
Use the filters below to find and compare flights from Romania to Colorado that are best for you.

Fly from

Romania

Fly to

Colorado

Route

Depart

Return

Price

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Wed 2/4

6:05 am-5:30 pm

1 stop20h 25m

Denver Intl

Thu 2/12

3:55 pm-11:50 pm

1 stop22h 55m

$789

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Thu 2/5

5:50 am-1:40 pm

1 stop16h 50m

Denver Intl

Sun 2/8

3:55 pm-11:50 pm

1 stop22h 55m

$789

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Thu 3/19

5:50 am-2:40 pm

1 stop16h 50m

Denver Intl

Mon 3/30

5:55 pm-11:50 pm

1 stop20h 55m

$789

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Wed 3/18

6:05 am-2:40 pm

1 stop16h 35m

Denver Intl

Thu 4/2

5:55 pm-11:20 pm

1 stop20h 25m

$789

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Wed 3/18

6:05 am-2:40 pm

1 stop16h 35m

Denver Intl

Fri 4/3

3:45 pm-11:40 pm

1 stop22h 55m

$789

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Tue 2/3

5:55 am-1:40 pm

1 stop16h 45m

Denver Intl

Sun 2/8

3:55 pm-11:50 pm

1 stop22h 55m

$789

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Fri 1/30

5:55 am-1:40 pm

1 stop16h 45m

Denver Intl

Tue 2/17

3:55 pm-1:55 pm

1 stop13h 00m

$790

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Thu 2/5

5:50 am-1:40 pm

1 stop16h 50m

Denver Intl

Thu 2/19

5:45 pm-11:50 pm

1 stop21h 05m

$790

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Mon 2/2

5:55 am-1:40 pm

1 stop16h 45m

Denver Intl

Tue 2/17

3:55 pm-1:55 pm

1 stop13h 00m

$790

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Tue 2/3

5:55 am-1:40 pm

1 stop16h 45m

Denver Intl

Tue 2/17

3:55 pm-1:55 pm

1 stop13h 00m

$790

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 20 results
1
2

Best time to book a flight from Romania to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado from Romania 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 Romania to Colorado

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

Find hourly flight availability from Romania to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

It’s optimal to fly from Romania to Colorado in the afternoon. By choosing this option you can save up to 30% on the cost of your flight, compared to a flight at noon.

Reviews of airlines servicing Colorado

Get insights into the airlines that provide service to Colorado. 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 Colorado. Reviews last updated December 4, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and British Airways from Romania to Colorado to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,009 reviews

Crew

8.5

Boarding

8.1

Food

7.3

Comfort

7.9

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,009 reviews
Delta
7.9
Good
8,009 reviews

Crew

8.5

Boarding

8.1

Food

7.3

Comfort

7.9

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,066 reviews
Delta
7.9
Good
8,009 reviews

Crew

8.5

Boarding

8.1

Food

7.3

Comfort

7.9

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,560 reviews
Delta
7.9
Good
8,009 reviews

Crew

8.5

Boarding

8.1

Food

7.3

Comfort

7.9

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

  • How long is the flight from Romania to Colorado?

    A quick flight from Romania to Colorado can take about 17h 20m. United Airlines provides one of the quickest options available for as low as $1,016. There are 5655 mi between Romania and Colorado. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

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

See more FAQs

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Alternative routes for Romania to Colorado

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Romania to Colorado

Discover the top 3 airlines that operate flights from Romania to Colorado. 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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$666Average$826FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$757Average$842FlexibilityNo cancel feeOn-time69%
DeltaCheapest$817Average$1,058FlexibilityNo cancel feeOn-timeN/A

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