How long is the flight from Romania to Colorado?

Flight times from Romania to Colorado vary, but if you’re flying out of Cluj Napoca and flying into Denver (one of the most popular routes), then the duration is 13h 30m on average. Another popular route from Romania to Colorado is flying from Bucharest to Denver, which will take roughly 16h 25m. 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 42% 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 December 2025.

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.

$568 Cheap Flights from Romania to Colorado in 2025/26

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Find the cheapest flights from Romania to Colorado

Round-trip

One-way

Last minute

Recent round-trip flight deals from Romania to Colorado

Enter your travel dates to find the best prices.

6:05 am - 3:56 pm

OTP

DEN

18h 51m2 stops

8:15 am - 4:30 pm

DEN

OTP

23h 15m2 stops

$775Multiple Airlines

Wed, Apr 29 - Wed, May 6

6:05 am - 1:35 pm

OTP

DEN

16h 30m1 stop

8:15 am - 4:30 pm

DEN

OTP

23h 15m2 stops

$777Multiple Airlines

Wed, Apr 29 - Wed, May 6

6:05 am - 1:35 pm

OTP

DEN

16h 30m1 stop

8:20 pm - 1:00 am

DEN

OTP

19h 40m1 stop

$792United Airlines

Wed, Apr 29 - Mon, May 4

5:55 am - 3:35 pm

OTP

DEN

18h 40m1 stop

5:55 pm - 11:40 pm

DEN

OTP

20h 45m1 stop

$793United Airlines

Mon, Apr 27 - Tue, May 5

6:05 am - 3:35 pm

OTP

DEN

18h 30m1 stop

5:55 pm - 4:10 pm

DEN

OTP

13h 15m1 stop

$794United Airlines

Fri, May 1 - Mon, May 4

6:05 am - 7:55 pm

OTP

DEN

22h 50m2 stops

8:20 pm - 1:00 am

DEN

OTP

19h 40m1 stop

$795United Airlines

Wed, Apr 29 - Mon, May 4

8:20 am - 4:35 pm

OTP

DEN

17h 15m1 stop

6:40 pm - 12:45 am

DEN

OTP

21h 05m1 stop

$796British Airways

Sun, Apr 26 - Sun, May 3

6:05 am - 5:35 pm

OTP

DEN

20h 30m2 stops

8:20 pm - 1:00 am

DEN

OTP

19h 40m1 stop

$797United Airlines

Fri, May 1 - Mon, May 4

3:30 pm - 8:47 pm

OTP

DEN

38h 17m2 stops

5:51 pm - 7:05 pm

DEN

OTP

16h 14m2 stops

$799American Airlines

Fri, May 1 - Fri, May 8

8:25 am - 11:25 pm

OTP

COS

24h 00m2 stops

5:11 pm - 1:25 am

COS

OTP

23h 14m2 stops

$1,071British Airways

Fri, May 8 - Tue, May 12

United Airlines flights from Romania to Colorado

Our best United Airlines deals on Romania to Colorado flight tickets

United Airlines

Apr 29

OTP6:05 amBucharest Otopeni Intl

16h 30m

1 stop

DEN1:35 pmDenver Intl

May 4

DEN8:20 pmDenver Intl

19h 40m

1 stop

OTP1:00 amBucharest Otopeni Intl

$792

Find similar

United Airlines

Apr 27

OTP5:55 amBucharest Otopeni Intl

18h 40m

1 stop

DEN3:35 pmDenver Intl

May 5

DEN5:55 pmDenver Intl

20h 45m

1 stop

OTP11:40 pmBucharest Otopeni Intl

$793

Find similar

United Airlines

May 1

OTP6:05 amBucharest Otopeni Intl

18h 30m

1 stop

DEN3:35 pmDenver Intl

May 4

DEN5:55 pmDenver Intl

13h 15m

1 stop

OTP4:10 pmBucharest Otopeni Intl

$794

Find similar

British Airways flights from Romania to Colorado

Our best British Airways deals on Romania to Colorado flight tickets

British Airways

Apr 26

OTP8:20 amBucharest Otopeni Intl

17h 15m

1 stop

DEN4:35 pmDenver Intl

May 3

DEN6:40 pmDenver Intl

21h 05m

1 stop

OTP12:45 amBucharest Otopeni Intl

$796

Find similar

British Airways

May 8

OTP8:25 amBucharest Otopeni Intl

24h 00m

2 stops

COS11:25 pmColorado Springs

May 12

COS5:11 pmColorado Springs

23h 14m

2 stops

OTP1:25 amBucharest Otopeni Intl

$1,071

Find similar

British Airways

Dec 8

OTP8:25 pmBucharest Otopeni Intl

28h 05m

1 stop

DEN3:30 pmDenver Intl

Dec 15

DEN5:25 pmDenver Intl

20h 35m

1 stop

OTP11:00 pmBucharest Otopeni Intl

$1,524

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Wed 4/29

6:05 am-3:56 pm

2 stops18h 51m

Denver Intl

Wed 5/6

8:15 am-4:30 pm

2 stops23h 15m

$775

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Wed 4/29

6:05 am-1:35 pm

1 stop16h 30m

Denver Intl

Wed 5/6

8:15 am-4:30 pm

2 stops23h 15m

$777

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Wed 4/29

6:05 am-1:35 pm

1 stop16h 30m

Denver Intl

Mon 5/4

8:20 pm-1:00 am

1 stop19h 40m

$792

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Mon 4/27

5:55 am-3:35 pm

1 stop18h 40m

Denver Intl

Tue 5/5

5:55 pm-11:40 pm

1 stop20h 45m

$793

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Fri 5/1

6:05 am-3:35 pm

1 stop18h 30m

Denver Intl

Mon 5/4

5:55 pm-4:10 pm

1 stop13h 15m

$794

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Wed 4/29

6:05 am-7:55 pm

2 stops22h 50m

Denver Intl

Mon 5/4

8:20 pm-1:00 am

1 stop19h 40m

$795

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Sun 4/26

8:20 am-4:35 pm

1 stop17h 15m

Denver Intl

Sun 5/3

6:40 pm-12:45 am

1 stop21h 05m

$796

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Fri 5/1

6:05 am-5:35 pm

2 stops20h 30m

Denver Intl

Mon 5/4

8:20 pm-1:00 am

1 stop19h 40m

$797

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Fri 5/1

3:30 pm-8:47 pm

2 stops38h 17m

Denver Intl

Fri 5/8

5:51 pm-7:05 pm

2 stops16h 14m

$799

BucharestColorado Springs

OTP - COS

OTPCOS

Bucharest Otopeni Intl

Fri 5/8

8:25 am-11:25 pm

2 stops24h 00m

Colorado Springs

Tue 5/12

5:11 pm-1:25 am

2 stops23h 14m

$1,071

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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 day to depart on your flight to Colorado?

The cheapest day to depart from Romania to Colorado is on a Thursday when prices can be found for as low as $788. On the other hand, Friday is the most expensive day to depart from Romania because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $987.

Can stopping save me money on Romania to Colorado flights?

You could potentially save up to 22% 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	13h 30m
Direct flights	None

The fastest flight from Romania to Colorado takes 13h 30m

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 December 2025.
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 $666	Free Cancellation	Rating 6.7 7,562 reviews	Search British Airways flights
United Airlines	PriceFrom $757	Free Cancellation	Rating 7.4 9,065 reviews	Search United Airlines flights
Delta	PriceFrom $817	Free Cancellation	Rating 7.9 8,011 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.