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 17h 50m on average. Another popular route from Portugal to Colorado is flying from Funchal to Denver, which will take roughly 29h 30m. Keep in mind that layovers or delays could extend your travel time.

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 February 2026, there is 1 operator 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.

$354 Cheap Flights from Portugal to Colorado in 2026

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Find the cheapest flights from Portugal to Colorado

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5:55 am - 10:59 pm

LIS

DEN

24h 04m

2 stops

8:00 pm - 10:05 pm

DEN

LIS

19h 05m

1 stop

$680Multiple Airlines

Wed, May 6 - Sun, Aug 9

5:55 am - 10:59 pm

LIS

DEN

24h 04m

2 stops

8:00 pm - 6:55 pm

DEN

LIS

15h 55m

1 stop

$691Multiple Airlines

Wed, May 6 - Mon, Aug 10

9:40 pm - 10:59 pm

LIS

DEN

32h 19m

2 stops

8:00 pm - 10:05 pm

DEN

LIS

19h 05m

1 stop

$692Multiple Airlines

Fri, May 8 - Sun, Aug 9

5:55 am - 10:59 pm

LIS

DEN

24h 04m

2 stops

8:00 pm - 10:05 pm

DEN

LIS

19h 05m

1 stop

$701Multiple Airlines

Wed, May 6 - Sun, Aug 2

5:55 am - 10:59 pm

LIS

DEN

24h 04m

2 stops

8:00 pm - 6:55 pm

DEN

LIS

15h 55m

1 stop

$702Multiple Airlines

Wed, May 6 - Mon, Aug 3

9:40 pm - 10:59 pm

LIS

DEN

32h 19m

2 stops

8:00 pm - 6:55 pm

DEN

LIS

15h 55m

1 stop

$704Multiple Airlines

Fri, May 8 - Mon, Aug 10

8:55 pm - 10:59 pm

LIS

DEN

33h 04m

2 stops

8:00 pm - 10:05 pm

DEN

LIS

19h 05m

1 stop

$713Multiple Airlines

Thu, May 7 - Sun, Aug 9

9:40 pm - 10:59 pm

LIS

DEN

32h 19m

2 stops

8:00 pm - 6:55 pm

DEN

LIS

15h 55m

1 stop

$714Multiple Airlines

Fri, May 8 - Mon, Aug 3

5:55 am - 10:59 pm

LIS

DEN

24h 04m

2 stops

8:00 pm - 5:50 pm

DEN

LIS

14h 50m

1 stop

$719Multiple Airlines

Wed, May 6 - Wed, Aug 5

10:20 am - 4:00 pm

FNC

DEN

60h 40m

2 stops

8:20 pm - 9:30 am

DEN

FNC

30h 10m

2 stops

$1,040SWISS

Wed, Apr 8 - Wed, Apr 15

Lufthansa flights from Portugal to Colorado

Our best Lufthansa deals on Portugal to Colorado flight tickets

Lufthansa

Mar 12

LIS5:00 amLisbon Humberto Delgado

15h 40m

1 stop

DEN2:40 pmDenver Intl

Mar 25

DEN6:45 pmDenver Intl

14h 05m

1 stop

LIS2:50 pmLisbon Humberto Delgado

$881

Lufthansa

Mar 11

LIS5:00 amLisbon Humberto Delgado

15h 40m

1 stop

DEN2:40 pmDenver Intl

Mar 15

DEN4:55 pmDenver Intl

23h 55m

1 stop

LIS10:50 pmLisbon Humberto Delgado

$883

Lufthansa

Apr 6

LIS6:15 amLisbon Humberto Delgado

15h 05m

1 stop

DEN2:20 pmDenver Intl

Apr 13

DEN1:30 pmDenver Intl

14h 00m

1 stop

LIS10:30 amLisbon Humberto Delgado

$892

United Airlines flights from Portugal to Colorado

Our best United Airlines deals on Portugal to Colorado flight tickets

United Airlines

Apr 3

LIS5:05 amLisbon Humberto Delgado

15h 30m

1 stop

DEN1:35 pmDenver Intl

Apr 20

DEN6:00 amDenver Intl

19h 20m

2 stops

LIS8:20 amLisbon Humberto Delgado

$895

United Airlines

Mar 8

LIS5:00 amLisbon Humberto Delgado

18h 00m

1 stop

DEN4:00 pmDenver Intl

Mar 22

DEN7:46 amDenver Intl

18h 24m

1 stop

LIS8:10 amLisbon Humberto Delgado

$896

United Airlines

Apr 15

LIS5:05 amLisbon Humberto Delgado

17h 35m

1 stop

DEN3:40 pmDenver Intl

Apr 19

DEN6:00 amDenver Intl

21h 30m

1 stop

LIS10:30 amLisbon Humberto Delgado

$898

Fly from

Fly to

Route

Depart

Return

Price

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Wed 5/6

5:55 am-10:59 pm

2 stops24h 04m

Denver Intl

Sun 8/9

8:00 pm-10:05 pm

1 stop19h 05m

$680

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Wed 5/6

5:55 am-10:59 pm

2 stops24h 04m

Denver Intl

Mon 8/10

8:00 pm-6:55 pm

1 stop15h 55m

$691

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Fri 5/8

9:40 pm-10:59 pm

2 stops32h 19m

Denver Intl

Sun 8/9

8:00 pm-10:05 pm

1 stop19h 05m

$692

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Wed 5/6

5:55 am-10:59 pm

2 stops24h 04m

Denver Intl

Sun 8/2

8:00 pm-10:05 pm

1 stop19h 05m

$701

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Wed 5/6

5:55 am-10:59 pm

2 stops24h 04m

Denver Intl

Mon 8/3

8:00 pm-6:55 pm

1 stop15h 55m

$702

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Fri 5/8

9:40 pm-10:59 pm

2 stops32h 19m

Denver Intl

Mon 8/10

8:00 pm-6:55 pm

1 stop15h 55m

$704

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Thu 5/7

8:55 pm-10:59 pm

2 stops33h 04m

Denver Intl

Sun 8/9

8:00 pm-10:05 pm

1 stop19h 05m

$713

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Fri 5/8

9:40 pm-10:59 pm

2 stops32h 19m

Denver Intl

Mon 8/3

8:00 pm-6:55 pm

1 stop15h 55m

$714

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Wed 5/6

5:55 am-10:59 pm

2 stops24h 04m

Denver Intl

Wed 8/5

8:00 pm-5:50 pm

1 stop14h 50m

$719

FunchalDenver

FNC - DEN

FNCDEN

Funchal Madeira

Wed 4/8

10:20 am-4:00 pm

2 stops60h 40m

Denver Intl

Wed 4/15

8:20 pm-9:30 am

2 stops30h 10m

$1,040

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

Other information

What is the cheapest month to fly to Colorado?

The month of November is, on average, the cheapest month to fly to Colorado from Portugal, with most prices found around $875. The month of March is another great option to travel to Colorado, with average flight prices from Portugal averaging around $880.

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	17h 50m
Direct flights	None

The fastest flight from Portugal to Colorado takes 17h 50m

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 February 2026, there is 1 operator 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
United Airlines	PriceFrom $920	Free Cancellation	Rating 7.4 9,344 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.