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$390+ Cheap flights from Colorado 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 12/29. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — OTP
Jan 7 — Jan 141
Wed 1/7
Wed 1/14
1 adult, Economy
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Cheap flight deals from Colorado to Romania

Cheapest flights from Colorado to Romania
Explore the most affordable flight options available from Colorado to Romania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 8, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1311:59 pmDEN - OTP
2 stops38h 11mMultiple Airlines
Fri 1/169:35 amOTP - DEN
1 stop25h 02mMultiple Airlines
Deal found 12/7$1,045
This Kiwi.com deal was found by Cheapflights users on 12/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1311:59 pmDEN - OTP
2 stops38h 11mMultiple Airlines
Mon 1/129:35 amOTP - DEN
1 stop24h 48mMultiple Airlines
Deal found 12/7$1,050
This Kiwi.com deal was found by Cheapflights users on 12/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/141:42 pmDEN - OTP
2 stops31h 13mMultiple Airlines
Fri 1/169:35 amOTP - DEN
1 stop25h 02mMultiple Airlines
Deal found 12/7$1,059
This Kiwi.com deal was found by Cheapflights users on 12/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/141:42 pmDEN - OTP
2 stops31h 13mMultiple Airlines
Mon 1/129:35 amOTP - DEN
1 stop24h 48mMultiple Airlines
Deal found 12/7$1,065
This Mytrip deal was found by Cheapflights users on 12/6. 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 12/103:40 pmDEN - OTP
2 stops22h 20mMultiple Airlines
Fri 12/123:35 pmOTP - DEN
2 stops35h 00mMultiple Airlines
Deal found 12/6$1,067
This Kiwi.com deal was found by Cheapflights users on 12/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/159:42 amDEN - OTP
2 stops30h 48mMultiple Airlines
Fri 1/169:35 amOTP - DEN
1 stop25h 02mMultiple Airlines
Deal found 12/7$1,103
This Kiwi.com deal was found by Cheapflights users on 12/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/159:42 amDEN - OTP
2 stops30h 48mMultiple Airlines
Mon 1/129:35 amOTP - DEN
1 stop24h 48mMultiple Airlines
Deal found 12/7$1,109
This Kiwi.com deal was found by Cheapflights users on 12/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/163:40 pmDEN - OTP
2 stops36h 20mMultiple Airlines
Fri 1/169:35 amOTP - DEN
1 stop25h 02mMultiple Airlines
Deal found 12/7$1,265
This Mytrip deal was found by Cheapflights users on 12/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/163:40 pmDEN - OTP
2 stops20h 00mMultiple Airlines
Tue 1/1310:50 amOTP - DEN
3 stops32h 33mMultiple Airlines
Deal found 12/7$1,428
This Mytrip deal was found by Cheapflights users on 12/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/84:20 pmDEN - SBZ
2 stops23h 50mMultiple Airlines
Mon 12/156:00 amSBZ - DEN
1 stop17h 35mMultiple Airlines
Deal found 12/7$1,490
This Ovago deal was found by Cheapflights users on 12/7. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/88:20 pmDEN - SBZ
1 stop32h 25mLufthansa
Mon 12/152:30 pmSBZ - DEN
1 stop33h 05mLufthansa
Deal found 12/7$1,936
This Expedia deal was found by Cheapflights users on 12/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/165:35 pmDEN - SBZ
2 stops46h 15mMultiple Airlines
Tue 1/137:00 pmSBZ - DEN
2 stops57h 55mMultiple Airlines
Deal found 12/7$1,983

Find flight deals from Colorado to Romania

Keep the following information in mind while searching for Colorado to Romania flight deals. Data was last updated December 8, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$546
(United Airlines)

One-way from

$390
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$746
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 Colorado to Romania
Search Deals
One-way flight from Colorado to Romania
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($300 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($46 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 Colorado 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 December 8, 2025.
Use the filters below to find and compare flights from Colorado to Romania that are best for you.

Fly from

Colorado

Fly to

Romania

Route

Depart

Return

Price

Colorado SpringsCluj Napoca

COS - CLJ

COSCLJ

Colorado Springs

Thu 1/29

7:00 am-1:40 pm

2 stops21h 40m

Cluj Napoca

Mon 2/2

6:00 am-10:06 pm

2 stops25h 06m

$546

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

Tue 1/20

7:20 pm-8:30 pm

1 stop16h 10m

Bucharest Otopeni Intl

Tue 1/27

10:10 am-5:35 pm

1 stop16h 25m

$595

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

Fri 1/30

7:20 pm-8:30 pm

1 stop16h 10m

Bucharest Otopeni Intl

Wed 2/18

3:30 pm-5:35 pm

1 stop35h 05m

$670

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

Tue 2/3

7:20 pm-2:10 pm

1 stop33h 50m

Bucharest Otopeni Intl

Fri 2/13

3:30 pm-5:35 pm

1 stop35h 05m

$670

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

Thu 2/5

7:20 pm-8:30 pm

1 stop16h 10m

Bucharest Otopeni Intl

Wed 2/18

9:50 pm-5:35 pm

1 stop28h 45m

$670

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

Fri 1/30

7:20 pm-8:30 pm

1 stop16h 10m

Bucharest Otopeni Intl

Mon 2/16

9:55 pm-5:35 pm

1 stop28h 40m

$670

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

Tue 2/3

7:20 pm-8:50 am

1 stop28h 30m

Bucharest Otopeni Intl

Tue 2/17

10:10 am-5:35 pm

1 stop16h 25m

$670

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

Thu 2/5

7:20 pm-8:30 pm

1 stop16h 10m

Bucharest Otopeni Intl

Thu 2/19

10:10 am-5:35 pm

1 stop16h 25m

$670

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

Sat 1/31

7:20 pm-2:10 pm

1 stop33h 50m

Bucharest Otopeni Intl

Tue 2/17

10:10 am-5:35 pm

1 stop16h 25m

$670

DenverBucharest

DEN - OTP

DENOTP

Denver Intl

Fri 1/9

7:20 pm-2:10 pm

1 stop33h 50m

Bucharest Otopeni Intl

Wed 1/14

3:30 pm-5:35 pm

1 stop35h 05m

$703

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/6

Showing 1-10 of 24 results
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Best time to book a flight from Colorado to Romania

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

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

Currently, April is the cheapest month in which you can book a flight from Colorado to Romania (average of $508). Flying from Colorado 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 CO to RO?

Find hourly flight availability from Colorado 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 December 8, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 52% on flights from Colorado to Romania by exploring options for tickets in the morning.

Related info for your journey

Find useful and relevant information for your journey from Colorado to Romania. 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 Colorado to Romania?

    United Airlines, Turkish Airlines, and Lufthansa can get you from Colorado to Romania in just under 16h 10m. Your travel time can differ by up to 6h 03m. The distance from Colorado to Romania is about 5847 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Colorado 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 Colorado to Romania?

    Currently, April is the cheapest month in which you can book a flight from Colorado to Romania (average of $508). Flying from Colorado 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 Colorado to Romania

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Colorado to Romania

Discover the top 4 airlines that operate flights from Colorado 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 December 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$534Average$923FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$552Average$830FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$621Average$861FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$644Average$1,072FlexibilityNo cancel feeOn-time76%

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