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 17h on average. Another popular route from Romania to Colorado is flying from Bucharest to Denver, which will take roughly 25h 28m. Keep in mind that layovers or delays could extend your travel time.

What is the cheapest airline that flies from Romania to Colorado?

Turkish Airlines and American Airlines are the most popular carriers operating from Romania to Colorado

What airlines fly to Colorado?

British Airways, United Airlines and Delta are the top three most popular airlines that fly to Colorado from Romania according to our data. British Airways is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 4 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 4 operators available for flights from Romania to Colorado as of August 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.

$762 Cheap Flights from Romania to Colorado in 2025

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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

6:00 am - 3:35 pmOTP-DEN

18h 35m1 stop

5:59 pm - 5:55 pmDEN-OTP

14h 56m1 stop

$762Lufthansa

Find Deal

Wed, Sep 17 - Wed, Sep 24

6:30 am - 3:30 pmOTP-DEN

18h 00m1 stop

2:57 pm - 3:50 pmDEN-OTP

16h 53m2 stops

$771Air France

Find Deal

Sun, Sep 28 - Tue, Oct 28

6:00 am - 2:37 pmOTP-DEN

17h 37m2 stops

5:59 pm - 4:50 pmDEN-OTP

13h 51m1 stop

$773United Airlines

Find Deal

Wed, Sep 17 - Wed, Sep 24

9:25 pm - 11:44 pmOTP-DEN

35h 19m2 stops

6:30 am - 12:10 pmDEN-OTP

21h 40m2 stops

$775Scandinavian Airlines

Find Deal

Sun, Sep 28 - Tue, Oct 28

7:00 am - 11:07 pmOTP-DEN

25h 07m2 stops

7:20 am - 12:10 pmDEN-OTP

19h 50m2 stops

$777Delta

Find Deal

Sat, Aug 16 - Tue, Aug 19

6:05 pm - 1:45 pmCLJ-DEN

28h 40m1 stop

4:15 pm - 5:20 pmDEN-CLJ

16h 05m1 stop

$777Lufthansa

Find Deal

Mon, Sep 15 - Mon, Sep 22

6:00 am - 2:24 pmCLJ-DEN

41h 24m2 stops

11:59 pm - 5:15 pmDEN-CLJ

32h 16m2 stops

$782United Airlines

Find Deal

Mon, Sep 15 - Mon, Sep 22

4:00 pm - 4:35 pmIAS-DEN

33h 35m2 stops

1:25 pm - 3:20 pmDEN-IAS

40h 55m2 stops

$794Austrian Airlines

Find Deal

Thu, Oct 16 - Mon, Oct 20

3:00 pm - 4:25 pmOTP-DEN

34h 25m1 stop

6:25 pm - 10:55 pmDEN-OTP

20h 30m1 stop

$796British Airways

Find Deal

Sun, Sep 28 - Tue, Oct 28

7:00 am - 10:11 amOTP-COS

36h 11m2 stops

5:55 pm - 12:40 pmCOS-OTP

57h 45m2 stops

$1,174Delta

Find Deal

Sun, Aug 17 - Thu, Aug 21

Austrian Airlines flights from Romania to Colorado

Our best Austrian Airlines deals on Romania to Colorado flight tickets

Austrian Airlines

Oct 16

IAS4:00 pmIasi

33h 35m

2 stops

DEN4:35 pmDenver Intl

Oct 20

DEN1:25 pmDenver Intl

40h 55m

2 stops

IAS3:20 pmIasi

$794

Find similar

Austrian Airlines

Oct 16

IAS4:00 pmIasi

33h 35m

2 stops

DEN4:35 pmDenver Intl

Oct 20

DEN8:20 pmDenver Intl

34h 00m

2 stops

IAS3:20 pmIasi

$806

Find similar

Austrian Airlines

Oct 16

IAS4:00 pmIasi

35h 40m

2 stops

DEN6:40 pmDenver Intl

Oct 20

DEN8:20 pmDenver Intl

20h 00m

2 stops

IAS1:20 amIasi

$821

Find similar

Lufthansa flights from Romania to Colorado

Our best Lufthansa deals on Romania to Colorado flight tickets

Lufthansa

Sep 17

OTP6:00 amBucharest Otopeni Intl

18h 35m

1 stop

DEN3:35 pmDenver Intl

Sep 24

DEN5:59 pmDenver Intl

14h 56m

1 stop

OTP5:55 pmBucharest Otopeni Intl

$762

Find similar

Lufthansa

Sep 15

CLJ6:05 pmCluj Napoca

28h 40m

1 stop

DEN1:45 pmDenver Intl

Sep 22

DEN4:15 pmDenver Intl

16h 05m

1 stop

CLJ5:20 pmCluj Napoca

$777

Find similar

Lufthansa

Sep 15

CLJ6:05 pmCluj Napoca

28h 40m

1 stop

DEN1:45 pmDenver Intl

Sep 22

DEN5:59 pmDenver Intl

34h 06m

2 stops

CLJ1:05 pmCluj Napoca

$817

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Wed 9/17

6:00 am-3:35 pm

1 stop18h 35m

Denver Intl

Wed 9/24

5:59 pm-5:55 pm

1 stop14h 56m

$762

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Sun 9/28

6:30 am-3:30 pm

1 stop18h 00m

Denver Intl

Tue 10/28

2:57 pm-3:50 pm

2 stops16h 53m

$771

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Wed 9/17

6:00 am-2:37 pm

2 stops17h 37m

Denver Intl

Wed 9/24

5:59 pm-4:50 pm

1 stop13h 51m

$773

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Sun 9/28

9:25 pm-11:44 pm

2 stops35h 19m

Denver Intl

Tue 10/28

6:30 am-12:10 pm

2 stops21h 40m

$775

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Sat 8/16

7:00 am-11:07 pm

2 stops25h 07m

Denver Intl

Tue 8/19

7:20 am-12:10 pm

2 stops19h 50m

$777

Cluj NapocaDenver

CLJ - DEN

CLJDEN

Cluj Napoca

Mon 9/15

6:05 pm-1:45 pm

1 stop28h 40m

Denver Intl

Mon 9/22

4:15 pm-5:20 pm

1 stop16h 05m

$777

Cluj NapocaDenver

CLJ - DEN

CLJDEN

Cluj Napoca

Mon 9/15

6:00 am-2:24 pm

2 stops41h 24m

Denver Intl

Mon 9/22

11:59 pm-5:15 pm

2 stops32h 16m

$782

IaşiDenver

IAS - DEN

IASDEN

Iasi

Thu 10/16

4:00 pm-4:35 pm

2 stops33h 35m

Denver Intl

Mon 10/20

1:25 pm-3:20 pm

2 stops40h 55m

$794

BucharestDenver

OTP - DEN

OTPDEN

Bucharest Otopeni Intl

Sun 9/28

3:00 pm-4:25 pm

1 stop34h 25m

Denver Intl

Tue 10/28

6:25 pm-10:55 pm

1 stop20h 30m

$796

BucharestColorado Springs

OTP - COS

OTPCOS

Bucharest Otopeni Intl

Sun 8/17

7:00 am-10:11 am

2 stops36h 11m

Colorado Springs

Thu 8/21

5:55 pm-12:40 pm

2 stops57h 45m

$1,174

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 2% 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

Best Price Found	$1,912
Fastest flight time	16h 40m
Direct flights	None
Airports in Colorado	2 airports

The best one-way flight to Colorado from Romania in the past 72 hours is $1,912. The best round-trip flight deal from Romania to Colorado found on momondo in the last 72 hours is $762.

The fastest flight from Romania to Colorado takes 16h 40m

There are no direct flights from Romania to Colorado. Popular non-direct routes for this connection are Cluj Napoca Airport - Denver Intl Airport, Iasi Airport - Denver Intl Airport and Bucharest Otopeni Intl Airport - Denver Intl Airport.

There are 2 airports near Colorado: Colorado Springs (COS), Denver Intl (DEN)

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 4 operators available for flights from Romania to Colorado as of August 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 6.6 7,233 reviews	Search British Airways flights
United Airlines	PriceFrom $757	Free Cancellation	Rating 7.4 8,909 reviews	Search United Airlines flights
Lufthansa	PriceFrom $789	Free Cancellation	Rating 6.8 7,278 reviews	Search Lufthansa flights
Delta	PriceFrom $817	Free Cancellation	Rating 8.0 7,986 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.