How long is the flight from Romania to Colorado?

Flight times from Romania to Colorado vary, but if you’re flying out of Bucharest and flying into Denver (one of the most popular routes), then the duration is 17h 15m on average. Another popular route from Romania to Colorado is flying from Cluj Napoca to Denver, which will take roughly 17h 30m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to Colorado?

United Airlines, British Airways and Delta are the top three most popular airlines that fly to Colorado from Romania according to our data. United Airlines is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 3 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Romania to Colorado?

Prices for flights from Romania to Colorado are refreshed on a daily basis.

How many operators does momondo search for flights from Romania to Colorado?

There are 3 operators available for flights from Romania to Colorado as of January 2026.

How old do you have to be to fly from Romania to Colorado?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Romania to Colorado.

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

The travel and health documents required for your trip to Colorado 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 Colorado. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$468 Cheap Flights from Romania to Colorado in 2026

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Find the cheapest flights from Romania to Colorado

Round-trip

One-way

Recent round-trip flight deals from Romania to Colorado

Enter your travel dates to find the best prices.

7:10 am - 10:59 pm

OTP

DEN

24h 49m

2 stops

5:45 pm - 11:55 pm

DEN

OTP

21h 10m

1 stop

$706Multiple Airlines

Thu, Feb 19 - Mon, Feb 23

8:15 am - 4:30 pm

OTP

DEN

17h 15m

1 stop

9:18 am - 3:25 pm

DEN

OTP

21h 07m

2 stops

$784British Airways

Thu, Apr 9 - Tue, Apr 14

4:35 pm - 3:30 pm

OTP

DEN

31h 55m

1 stop

5:25 pm - 11:00 pm

DEN

OTP

20h 35m

1 stop

$785British Airways

Thu, Feb 19 - Mon, Feb 23

6:00 am - 2:35 pm

CLJ

DEN

17h 35m

1 stop

8:20 pm - 12:55 am

DEN

CLJ

19h 35m

1 stop

$872Lufthansa

Thu, Feb 12 - Thu, Feb 19

9:30 am - 6:25 pm

OTP

DEN

17h 55m

1 stop

8:25 pm - 12:05 pm

DEN

OTP

30h 40m

1 stop

$888Turkish Airlines

Thu, Apr 9 - Tue, Apr 14

6:00 am - 2:35 pm

CLJ

DEN

17h 35m

1 stop

11:15 am - 1:40 pm

DEN

CLJ

17h 25m

2 stops

$890Lufthansa

Thu, Feb 12 - Thu, Feb 19

6:00 am - 8:47 am

CLJ

DEN

35h 47m

2 stops

1:30 pm - 1:40 pm

DEN

CLJ

15h 10m

2 stops

$934United Airlines

Thu, Feb 12 - Thu, Feb 19

6:00 am - 10:05 pm

CLJ

DEN

25h 05m

3 stops

1:25 pm - 1:40 pm

DEN

CLJ

15h 15m

2 stops

$1,230Air Canada

Thu, Feb 12 - Thu, Feb 19

6:00 am - 8:50 am

CLJ

DEN

35h 50m

2 stops

7:50 pm - 5:25 pm

DEN

CLJ

36h 35m

2 stops

$1,244Air Canada

Thu, May 28 - Mon, Jun 1

6:00 am - 2:20 pm

CLJ

DEN

17h 20m

1 stop

11:24 am - 5:25 pm

DEN

CLJ

21h 01m

2 stops

$1,250United Airlines

Thu, May 28 - Mon, Jun 1

British Airways flights from Romania to Colorado

Our best British Airways deals on Romania to Colorado flight tickets

British Airways

Apr 9

OTP8:15 amBucharest Otopeni Intl

17h 15m

1 stop

DEN4:30 pmDenver Intl

Apr 14

DEN10:36 amDenver Intl

19h 49m

2 stops

OTP3:25 pmBucharest Otopeni Intl

$784

British Airways

Apr 9

OTP8:15 amBucharest Otopeni Intl

23h 25m

2 stops

DEN10:40 pmDenver Intl

Apr 14

DEN12:53 pmDenver Intl

17h 32m

2 stops

OTP3:25 pmBucharest Otopeni Intl

$790

British Airways

Feb 19

OTP8:00 amBucharest Otopeni Intl

16h 30m

1 stop

DEN3:30 pmDenver Intl

Feb 23

DEN5:25 pmDenver Intl

20h 35m

1 stop

OTP11:00 pmBucharest Otopeni Intl

$792

Turkish Airlines flights from Romania to Colorado

Our best Turkish Airlines deals on Romania to Colorado flight tickets

Turkish Airlines

Apr 9

OTP9:30 amBucharest Otopeni Intl

17h 55m

1 stop

DEN6:25 pmDenver Intl

Apr 14

DEN8:25 pmDenver Intl

30h 40m

1 stop

OTP12:05 pmBucharest Otopeni Intl

$888

Turkish Airlines

May 28

OTP9:30 amBucharest Otopeni Intl

17h 55m

1 stop

DEN6:25 pmDenver Intl

Jun 1

DEN6:00 amDenver Intl

29h 15m

2 stops

OTP8:15 pmBucharest Otopeni Intl

$1,131

Fly from

Fly to

Route

Depart

Return

Price

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Thu 2/19

7:10 am-10:59 pm

2 stops24h 49m

Denver Intl

Mon 2/23

5:45 pm-11:55 pm

1 stop21h 10m

$706

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Thu 4/9

8:15 am-4:30 pm

1 stop17h 15m

Denver Intl

Tue 4/14

9:18 am-3:25 pm

2 stops21h 07m

$784

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Thu 2/19

4:35 pm-3:30 pm

1 stop31h 55m

Denver Intl

Mon 2/23

5:25 pm-11:00 pm

1 stop20h 35m

$785

Cluj NapocaDenver

CLJ - DEN

CLJDEN

Cluj Napoca

Thu 2/12

6:00 am-2:35 pm

1 stop17h 35m

Denver Intl

Thu 2/19

8:20 pm-12:55 am

1 stop19h 35m

$872

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Thu 4/9

9:30 am-6:25 pm

1 stop17h 55m

Denver Intl

Tue 4/14

8:25 pm-12:05 pm

1 stop30h 40m

$888

Cluj NapocaDenver

CLJ - DEN

CLJDEN

Cluj Napoca

Thu 2/12

6:00 am-2:35 pm

1 stop17h 35m

Denver Intl

Thu 2/19

11:15 am-1:40 pm

2 stops17h 25m

$890

Cluj NapocaDenver

CLJ - DEN

CLJDEN

Cluj Napoca

Thu 2/12

6:00 am-8:47 am

2 stops35h 47m

Denver Intl

Thu 2/19

1:30 pm-1:40 pm

2 stops15h 10m

$934

Cluj NapocaDenver

CLJ - DEN

CLJDEN

Cluj Napoca

Thu 2/12

6:00 am-10:05 pm

3 stops25h 05m

Denver Intl

Thu 2/19

1:25 pm-1:40 pm

2 stops15h 15m

$1,230

Cluj NapocaDenver

CLJ - DEN

CLJDEN

Cluj Napoca

Thu 5/28

6:00 am-8:50 am

2 stops35h 50m

Denver Intl

Mon 6/1

7:50 pm-5:25 pm

2 stops36h 35m

$1,244

Cluj NapocaDenver

CLJ - DEN

CLJDEN

Cluj Napoca

Thu 5/28

6:00 am-2:20 pm

1 stop17h 20m

Denver Intl

Mon 6/1

11:24 am-5:25 pm

2 stops21h 01m

$1,250

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Romania to Colorado

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

Other information

What is the cheapest month to fly to Colorado?

The month of May is, on average, the cheapest month to fly to Colorado from Romania, with most prices found around $688. The month of March is another great option to travel to Colorado, with average flight prices from Romania averaging around $728.

Can stopping save me money on Romania to Colorado flights?

You could potentially save up to 15% on your flight if you consider stops on a Romania to Colorado flight.

Cheap Romania to Colorado flight deals and tips

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

Fastest flight time	17h 15m
Direct flights	None

The fastest flight from Romania to Colorado takes 17h 15m

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

Search flight deals

When did momondo last update prices for flights from Romania to Colorado?
Prices for flights from Romania to Colorado are refreshed on a daily basis.
How many operators does momondo search for flights from Romania to Colorado?
There are 3 operators available for flights from Romania to Colorado as of January 2026.
How old do you have to be to fly from Romania to Colorado?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Romania to Colorado.
What documentation or ID do you need to fly to Colorado?
The travel and health documents required for your trip to Colorado 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 Colorado. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Romania to Colorado

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

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $740	Free Cancellation	Rating 6.7 7,700 reviews	Search British Airways flights
United Airlines	PriceFrom $771	Free Cancellation	Rating 7.4 9,200 reviews	Search United Airlines flights
Delta	PriceFrom $817	Free Cancellation	Rating 7.9 8,113 reviews	Search Delta flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Romania to Colorado. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Colorado from Romania which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Romania to Colorado.

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

Yes momondo offers price alerts on flights to Colorado from Romania. 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.