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$426+ 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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
OTP — DEN
Nov 6 — Nov 131
Thu 11/6
Thu 11/13
1 adult, Economy
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Find 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 October 7, 2025.

This Mytrip deal was found by Cheapflights users on 10/6. 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.
Thu 11/205:50 amOTP - DEN
1 stop19h 10mLufthansa
Thu 11/275:45 pmDEN - OTP
1 stop15h 55mLufthansa
Deal found 10/6$836
This British Airways deal was found by Cheapflights users on 10/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/208:00 amOTP - DEN
1 stop16h 30mBritish Airways
Thu 11/278:13 amDEN - OTP
2 stops26h 17mBritish Airways
Deal found 10/6$839
This British Airways deal was found by Cheapflights users on 10/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/68:00 amOTP - DEN
1 stop16h 30mBritish Airways
Mon 11/105:25 pmDEN - OTP
1 stop36h 20mBritish Airways
Deal found 10/6$840
This British Airways deal was found by Cheapflights users on 10/5. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/48:00 amOTP - DEN
2 stops23h 22mBritish Airways
Tue 11/114:51 pmDEN - OTP
2 stops21h 04mBritish Airways
Deal found 10/5$845
This Kiwi.com deal was found by Cheapflights users on 10/5. 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.
Tue 11/46:05 amOTP - DEN
1 stop17h 30mLufthansa
Tue 11/115:45 pmDEN - OTP
1 stop15h 40mLufthansa
Deal found 10/5$863
This Mytrip deal was found by Cheapflights users on 10/6. 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.
Wed 11/194:30 amOTP - DEN
3 stops22h 35mMultiple Airlines
Thu 11/273:40 pmDEN - OTP
3 stops26h 30mMultiple Airlines
Deal found 10/6$864
This British Airways deal was found by Cheapflights users on 10/7. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/274:00 pmOTP - DEN
1 stop32h 30mBritish Airways
Fri 1/95:25 pmDEN - OTP
1 stop21h 00mBritish Airways
Deal found 10/7$866
This Gotogate deal was found by Cheapflights users on 10/5. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:00 amCLJ - DEN
2 stops19h 00mLufthansa
Wed 11/54:20 pmDEN - CLJ
1 stop12h 20mLufthansa
Deal found 10/5$866
This United Airlines deal was found by Cheapflights users on 10/5. 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 10/306:00 amCLJ - DEN
1 stop21h 55mUnited Airlines
Wed 11/54:20 pmDEN - CLJ
1 stop12h 20mUnited Airlines
Deal found 10/5$869
This Mytrip deal was found by Cheapflights users on 10/5. 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.
Thu 10/306:00 pmCLJ - DEN
3 stops33h 05mMultiple Airlines
Wed 11/53:40 pmDEN - CLJ
3 stops24h 15mMultiple Airlines
Deal found 10/5$1,049
This Austrian Airlines deal was found by Cheapflights users on 10/5. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/164:00 pmIAS - DEN
2 stops35h 40mAustrian Airlines
Mon 10/208:20 pmDEN - IAS
2 stops58h 00mAustrian Airlines
Deal found 10/5$1,280
This Air Canada deal was found by Cheapflights users on 10/5. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:00 amCLJ - DEN
3 stops25h 15mAir Canada
Wed 11/51:25 pmDEN - CLJ
2 stops15h 15mAir Canada
Deal found 10/5$1,430

Cheap flight deals from Romania to Colorado

Keep the following information in mind while searching for Romania to Colorado flight deals. Data was last updated October 7, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$836
(Mytrip)

One-way from

$426
(Kiwi.com)

Popular in

October

Cheapest in

November

Average price

$922
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. 0% potential increase in price ($1 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 October 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 October 7, 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

Thu 11/20

5:50 am-4:00 pm

1 stop19h 10m

Denver Intl

Thu 11/27

5:45 pm-6:40 pm

1 stop15h 55m

$836

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Thu 11/20

8:00 am-3:30 pm

1 stop16h 30m

Denver Intl

Thu 11/27

8:13 am-7:30 pm

2 stops26h 17m

$839

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Sat 12/27

4:00 pm-3:30 pm

1 stop32h 30m

Denver Intl

Fri 1/9

5:25 pm-11:25 pm

1 stop21h 00m

$840

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Thu 11/6

8:00 am-3:30 pm

1 stop16h 30m

Denver Intl

Mon 11/10

4:51 pm-11:00 pm

2 stops21h 09m

$840

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Tue 11/4

8:00 am-10:22 pm

2 stops23h 22m

Denver Intl

Tue 11/11

4:51 pm-10:55 pm

2 stops21h 04m

$845

Cluj NapocaDenver

CLJ - DEN

CLJDEN

Cluj Napoca

Thu 10/30

6:00 am-5:00 pm

2 stops19h 00m

Denver Intl

Wed 11/5

4:20 pm-1:40 pm

1 stop12h 20m

$866

Cluj NapocaDenver

CLJ - DEN

CLJDEN

Cluj Napoca

Thu 10/30

6:00 am-7:55 pm

1 stop21h 55m

Denver Intl

Wed 11/5

4:20 pm-1:40 pm

1 stop12h 20m

$869

BucharestColorado Springs

OTP - COS

OTPCOS

Bucharest Otopeni Intl

Thu 3/5

8:00 am-11:31 pm

2 stops24h 31m

Colorado Springs

Mon 3/9

5:08 pm-11:00 pm

2 stops21h 52m

$874

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Thu 11/20

6:05 am-6:05 pm

3 stops21h 00m

Denver Intl

Thu 11/27

3:40 pm-3:20 am

2 stops26h 40m

$879

Cluj NapocaDenver

CLJ - DEN

CLJDEN

Cluj Napoca

Thu 10/30

6:00 pm-7:05 pm

3 stops33h 05m

Denver Intl

Wed 11/5

3:40 pm-12:55 am

3 stops24h 15m

$1,049

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

Showing 1-10 of 19 results
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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 month to book a flight from Romania to Colorado?

Currently, July is the cheapest month in which you can book a flight from Romania to Colorado (average of $684). Flying from Romania to Colorado in December is currently the most expensive (average of $840). 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 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 October 7, 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 October 7, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and Lufthansa 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
8.0
Very good
7,970 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Delta
8.0
Very good
7,970 reviews
Delta
8.0
Very good
7,970 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
United Airlines
7.4
Good
8,957 reviews
Delta
8.0
Very good
7,970 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Lufthansa
6.8
Okay
7,457 reviews
Delta
8.0
Very good
7,970 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
British Airways
6.7
Okay
7,436 reviews
Delta
8.0
Very good
7,970 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

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 16h 30m. Lufthansa provides one of the quickest options available for as low as $839. There are 5847 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.

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

    Currently, July is the cheapest month in which you can book a flight from Romania to Colorado (average of $684). Flying from Romania to Colorado in December is currently the most expensive (average of $840). 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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See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Romania to Colorado

Discover the top 4 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 October 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$666Average$814FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$752Average$957FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$757Average$842FlexibilityNo cancel feeOn-time69%
DeltaCheapest$817Average$1,058FlexibilityNo cancel feeOn-timeN/A

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