How long is the flight from Portugal to Colorado?

Flight times from Portugal to Colorado vary, but if you’re flying out of Lisbon and flying into Denver (one of the most popular routes), then the duration is 16h 10m on average. Another popular route from Portugal to Colorado is flying from Funchal to Denver, which will take roughly 33h 03m. 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 Portugal according to our data. United Airlines is the first choice among our users, with 38% 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.

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

TAP AIR PORTUGAL is the most popular carrier operating from Portugal to Colorado

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

Prices for flights from Portugal to Colorado were last updated today.

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

As of January 2026, there are 3 operators available to choose from for flights from Portugal to Colorado.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portugal to Colorado.

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

The required travel and health documents for your Colorado trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Colorado. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$360 Cheap Flights from Portugal to Colorado in 2026

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Find the cheapest flights from Portugal to Colorado

Round-trip

One-way

Last minute

Recent round-trip flight deals from Portugal to Colorado

Enter your travel dates to find the best prices.

7:20 am - 4:30 pm

LIS

DEN

16h 10m

1 stop

6:40 pm - 4:20 pm

DEN

LIS

14h 40m

1 stop

$669British Airways

Sun, Apr 12 - Sat, Apr 18

10:10 am - 12:09 pm

LIS

DEN

32h 59m

2 stops

11:25 pm - 5:35 am

DEN

LIS

23h 10m

1 stop

$725Multiple Airlines

Mon, Feb 9 - Mon, Feb 16

10:40 am - 9:11 pm

LIS

DEN

17h 31m

1 stop

5:25 pm - 12:05 pm

DEN

LIS

35h 40m

1 stop

$742British Airways

Sat, Jan 24 - Sun, Feb 8

10:10 am - 12:09 pm

LIS

DEN

32h 59m

2 stops

11:25 pm - 5:35 am

DEN

LIS

23h 10m

1 stop

$746Multiple Airlines

Mon, Feb 9 - Mon, Feb 16

6:30 am - 11:16 pm

LIS

DEN

23h 46m

2 stops

5:25 pm - 9:45 pm

DEN

LIS

21h 20m

1 stop

$752Multiple Airlines

Sat, Jan 24 - Sun, Feb 8

5:00 am - 4:28 pm

LIS

COS

18h 28m

2 stops

7:00 am - 8:10 am

COS

LIS

18h 10m

2 stops

$962United Airlines

Mon, Jan 26 - Fri, Jan 30

11:20 am - 10:57 am

LIS

COS

30h 37m

3 stops

8:40 am - 9:20 am

COS

LIS

17h 40m

3 stops

$1,428Air Canada

Mon, Jan 26 - Fri, Jan 30

8:45 am - 9:24 pm

FNC

DEN

43h 39m

2 stops

12:48 pm - 8:00 am

DEN

FNC

36h 12m

2 stops

$1,586TAP AIR PORTUGAL

Thu, Jan 29 - Sat, Jan 31

8:45 am - 9:24 pm

FNC

DEN

43h 39m

2 stops

12:48 pm - 8:45 pm

DEN

FNC

24h 57m

2 stops

$1,587TAP AIR PORTUGAL

Thu, Jan 29 - Sat, Jan 31

10:30 am - 5:31 pm

FNC

DEN

38h 01m

2 stops

12:20 pm - 6:40 pm

DEN

FNC

23h 20m

2 stops

$2,571KLM

Fri, Jun 5 - Fri, Sep 25

British Airways flights from Portugal to Colorado

Our best British Airways deals on Portugal to Colorado flight tickets

British Airways

Apr 12

LIS7:20 amLisbon Humberto Delgado

16h 10m

1 stop

DEN4:30 pmDenver Intl

Apr 18

DEN6:40 pmDenver Intl

14h 40m

1 stop

LIS4:20 pmLisbon Humberto Delgado

$669

British Airways

Jan 24

LIS10:40 amLisbon Humberto Delgado

17h 31m

1 stop

DEN9:11 pmDenver Intl

Feb 8

DEN5:25 pmDenver Intl

35h 40m

1 stop

LIS12:05 pmLisbon Humberto Delgado

$742

British Airways

Jan 24

LIS10:40 amLisbon Humberto Delgado

17h 31m

1 stop

DEN9:11 pmDenver Intl

Feb 8

DEN5:25 pmDenver Intl

33h 25m

1 stop

LIS9:50 amLisbon Humberto Delgado

$753

American Airlines flights from Portugal to Colorado

Our best American Airlines deals on Portugal to Colorado flight tickets

American Airlines

Jan 24

LIS10:40 amLisbon Humberto Delgado

17h 31m

1 stop

DEN9:11 pmDenver Intl

Feb 9

DEN6:00 amDenver Intl

20h 05m

1 stop

LIS9:05 amLisbon Humberto Delgado

$763

American Airlines

Jan 29

LIS8:20 amLisbon Humberto Delgado

21h 56m

2 stops

DEN11:16 pmDenver Intl

Feb 5

DEN6:00 amDenver Intl

20h 05m

1 stop

LIS9:05 amLisbon Humberto Delgado

$771

American Airlines

Feb 9

LIS8:20 amLisbon Humberto Delgado

19h 33m

2 stops

DEN8:53 pmDenver Intl

Feb 16

DEN8:00 amDenver Intl

18h 05m

2 stops

LIS9:05 amLisbon Humberto Delgado

$776

Fly from

Fly to

Route

Depart

Return

Price

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Sun 4/12

7:20 am-4:30 pm

1 stop16h 10m

Denver Intl

Sat 4/18

6:40 pm-4:20 pm

1 stop14h 40m

$669

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Mon 2/9

10:10 am-12:09 pm

2 stops32h 59m

Denver Intl

Mon 2/16

11:25 pm-5:35 am

1 stop23h 10m

$725

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Sat 1/24

10:40 am-9:11 pm

1 stop17h 31m

Denver Intl

Sun 2/8

5:25 pm-12:05 pm

1 stop35h 40m

$742

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Mon 2/9

10:10 am-12:09 pm

2 stops32h 59m

Denver Intl

Mon 2/16

11:25 pm-5:35 am

1 stop23h 10m

$746

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Sat 1/24

6:30 am-11:16 pm

2 stops23h 46m

Denver Intl

Sun 2/8

5:25 pm-9:45 pm

1 stop21h 20m

$752

LisbonColorado Springs

LIS - COS

LISCOS

Lisbon Humberto Delgado

Mon 1/26

5:00 am-4:28 pm

2 stops18h 28m

Colorado Springs

Fri 1/30

7:00 am-8:10 am

2 stops18h 10m

$962

LisbonColorado Springs

LIS - COS

LISCOS

Lisbon Humberto Delgado

Mon 1/26

11:20 am-10:57 am

3 stops30h 37m

Colorado Springs

Fri 1/30

8:40 am-9:20 am

3 stops17h 40m

$1,428

FunchalDenver

FNC - DEN

FNCDEN

Funchal Madeira

Thu 1/29

8:45 am-9:24 pm

2 stops43h 39m

Denver Intl

Sat 1/31

12:48 pm-8:00 am

2 stops36h 12m

$1,586

FunchalDenver

FNC - DEN

FNCDEN

Funchal Madeira

Thu 1/29

8:45 am-9:24 pm

2 stops43h 39m

Denver Intl

Sat 1/31

12:48 pm-8:45 pm

2 stops24h 57m

$1,587

FunchalDenver

FNC - DEN

FNCDEN

Funchal Madeira

Fri 6/5

10:30 am-5:31 pm

2 stops38h 01m

Denver Intl

Fri 9/25

12:20 pm-6:40 pm

2 stops23h 20m

$2,571

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 Portugal 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 February is, on average, the cheapest month to fly to Colorado from Portugal, with most prices found around $833. The month of November is another great option to travel to Colorado, with average flight prices from Portugal averaging around $875.

Can stopping save me money on Portugal to Colorado flights?

You could potentially save up to 5% on your flight if you consider stops on a Portugal to Colorado flight.

Cheap Portugal to Colorado flight deals and tips

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

Fastest flight time	16h 10m
Direct flights	None

The fastest flight from Portugal to Colorado takes 16h 10m

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

Search flight deals

When did momondo last update prices for flights from Portugal to Colorado?
Prices for flights from Portugal to Colorado were last updated today.
How many operators does momondo search for flights from Portugal to Colorado?
As of January 2026, there are 3 operators available to choose from for flights from Portugal to Colorado.
How old do you have to be to fly from Portugal to Colorado?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portugal to Colorado.
What documentation or ID do you need to fly to Colorado?
The required travel and health documents for your Colorado trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Colorado. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Portugal to Colorado

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

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $704	Free Cancellation	Rating 6.7 7,665 reviews	Search British Airways flights
Delta	PriceFrom $758	Free Cancellation	Rating 7.9 8,039 reviews	Search Delta flights
United Airlines	PriceFrom $809	Free Cancellation	Rating 7.4 9,149 reviews	Search United Airlines flights

Why use momondo?

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

It is quick and easy to find Portugal to Colorado flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Colorado that suits you.

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

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

How can momondo help me find flights from Portugal 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 Portugal to Colorado.

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

Price alerts on flights to Colorado from Portugal are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.