What is the cheapest airline that flies from Colorado to Lisbon Humberto Delgado?

Icelandair is the most popular carrier operating from Colorado to Lisbon Humberto Delgado

How long does it take to fly to Lisbon?

Average flight duration from Colorado to Lisbon depends on which airport you fly into and out of. Flying from Denver to Lisbon is 12h 21m on average, while flying from Aspen to Lisbon is 16h 05m on average. Lisbon is the most popular airport in Lisbon.

What airlines fly to Lisbon?

United Airlines, British Airways and Lufthansa are the top three most popular airlines that fly to Lisbon from Colorado according to our data. United Airlines is the first choice among our users, with 61% of people opting to fly with this airline when traveling to Lisbon. Keep in mind that there are 13 different airlines that fly to Lisbon on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Colorado to Lisbon Humberto Delgado Airport?

Prices for flights from Colorado to Lisbon Humberto Delgado Airport refresh daily.

How many operators does momondo search for flights from Colorado to Lisbon Humberto Delgado Airport?

The number of operators available for flights from Colorado to Lisbon Humberto Delgado Airport is 13 as of February 2026.

How old do you have to be to fly from Colorado to Lisbon Humberto Delgado Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Colorado to Lisbon Humberto Delgado Airport.

What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

The required travel and health documents for your Lisbon Humberto Delgado Airport 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 Lisbon Humberto Delgado Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$258 Cheap Flights from Colorado to Lisbon in 2026

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One-way

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Cheap round-trip flights

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12:22 pm - 2:30 pm

COS

LIS

19h 08m

2 stops

8:25 am - 11:32 pm

LIS

COS

22h 07m

2 stops

$505American Airlines

Tue, Apr 7 - Thu, Apr 16

9:05 am - 8:10 am

ASE

LIS

16h 05m

2 stops

10:15 am - 9:34 pm

LIS

ASE

18h 19m

2 stops

$556United Airlines

Thu, Feb 26 - Mon, Mar 2

4:40 pm - 1:50 pm

DEN

LIS

14h 10m

1 stop

10:20 pm - 12:40 pm

LIS

DEN

21h 20m

1 stop

$574Icelandair

Wed, May 6 - Thu, May 21

4:15 pm - 11:30 pm

DEN

LIS

24h 15m

2 stops

6:10 am - 11:21 pm

LIS

DEN

24h 11m

2 stops

$575Lufthansa

Mon, Feb 23 - Thu, Mar 5

4:21 pm - 10:15 pm

DEN

LIS

22h 54m

2 stops

7:25 am - 3:40 pm

LIS

DEN

15h 15m

1 stop

$576Lufthansa

Tue, Apr 28 - Wed, May 6

6:30 pm - 11:10 pm

DEN

LIS

21h 40m

2 stops

6:45 pm - 10:40 pm

LIS

DEN

34h 55m

2 stops

$580British Airways

Mon, Apr 20 - Mon, May 4

4:40 pm - 1:50 pm

DEN

LIS

14h 10m

1 stop

3:00 pm - 7:00 pm

LIS

DEN

35h 00m

1 stop

$583Icelandair

Sat, Apr 25 - Sun, May 3

10:20 am - 6:00 pm

COS

LIS

25h 40m

2 stops

12:55 pm - 11:59 pm

LIS

COS

41h 04m

2 stops

$804British Airways

Thu, Mar 19 - Thu, Mar 26

11:40 am - 11:05 am

COS

LIS

16h 25m

3 stops

11:25 am - 8:49 am

LIS

COS

28h 24m

2 stops

$886Multiple Airlines

Tue, Apr 7 - Thu, Apr 16

8:45 am - 7:55 am

COS

LIS

17h 10m

2 stops

11:20 am - 11:56 pm

LIS

COS

18h 36m

3 stops

$2,322Multiple Airlines

Thu, Mar 19 - Thu, Mar 26

Air Canada flights from Colorado to Lisbon

Our best Air Canada deals on Colorado to Lisbon flight tickets

Air Canada

Feb 19

DEN11:15 amDenver Intl

13h 40m

1 stop

LIS7:55 amLisbon Humberto Delgado

Feb 26

LIS11:20 amLisbon Humberto Delgado

15h 35m

1 stop

DEN7:55 pmDenver Intl

$620

Air Canada

Apr 7

COS10:28 amColorado Springs

17h 37m

3 stops

LIS11:05 amLisbon Humberto Delgado

Apr 16

LIS11:25 amLisbon Humberto Delgado

28h 24m

3 stops

COS8:49 amColorado Springs

$1,067

Air Canada

Mar 19

COS7:40 amColorado Springs

18h 15m

3 stops

LIS7:55 amLisbon Humberto Delgado

Mar 26

LIS11:20 amLisbon Humberto Delgado

27h 29m

3 stops

COS8:49 amColorado Springs

$2,424

Delta flights from Colorado to Lisbon

Our best Delta deals on Colorado to Lisbon flight tickets

Delta

Apr 20

DEN6:00 amDenver Intl

19h 00m

2 stops

LIS8:00 amLisbon Humberto Delgado

May 9

LIS5:00 amLisbon Humberto Delgado

22h 15m

2 stops

DEN8:15 pmDenver Intl

$622

Delta

Mar 24

DEN11:35 amDenver Intl

14h 25m

1 stop

LIS8:00 amLisbon Humberto Delgado

Apr 7

LIS12:45 pmLisbon Humberto Delgado

18h 24m

2 stops

DEN12:09 amDenver Intl

$627

Delta

Feb 12

DEN5:30 amDenver Intl

19h 30m

2 stops

LIS8:00 amLisbon Humberto Delgado

Feb 26

LIS5:00 amLisbon Humberto Delgado

22h 05m

2 stops

DEN8:05 pmDenver Intl

$885

Fly from

Fly to

Route

Depart

Return

Price

Colorado SpringsLisbon

COS - LIS

COSLIS

Colorado Springs

Tue 4/7

12:22 pm-2:30 pm

2 stops19h 08m

Lisbon Humberto Delgado

Thu 4/16

8:25 am-11:32 pm

2 stops22h 07m

$505

AspenLisbon

ASE - LIS

ASELIS

Aspen Pitkin County

Thu 2/26

9:05 am-8:10 am

2 stops16h 05m

Lisbon Humberto Delgado

Mon 3/2

10:15 am-9:34 pm

2 stops18h 19m

$556

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Wed 5/6

4:40 pm-1:50 pm

1 stop14h 10m

Lisbon Humberto Delgado

Thu 5/21

10:20 pm-12:40 pm

1 stop21h 20m

$574

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Mon 2/23

4:15 pm-11:30 pm

2 stops24h 15m

Lisbon Humberto Delgado

Thu 3/5

6:10 am-11:21 pm

2 stops24h 11m

$575

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Tue 4/28

4:21 pm-10:15 pm

2 stops22h 54m

Lisbon Humberto Delgado

Wed 5/6

7:25 am-3:40 pm

1 stop15h 15m

$576

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Mon 4/20

6:30 pm-11:10 pm

2 stops21h 40m

Lisbon Humberto Delgado

Mon 5/4

6:45 pm-10:40 pm

2 stops34h 55m

$580

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Sat 4/25

4:40 pm-1:50 pm

1 stop14h 10m

Lisbon Humberto Delgado

Sun 5/3

3:00 pm-7:00 pm

1 stop35h 00m

$583

Colorado SpringsLisbon

COS - LIS

COSLIS

Colorado Springs

Thu 3/19

10:20 am-6:00 pm

2 stops25h 40m

Lisbon Humberto Delgado

Thu 3/26

12:55 pm-11:59 pm

2 stops41h 04m

$804

Colorado SpringsLisbon

COS - LIS

COSLIS

Colorado Springs

Tue 4/7

11:40 am-11:05 am

3 stops16h 25m

Lisbon Humberto Delgado

Thu 4/16

11:25 am-8:49 am

2 stops28h 24m

$886

Colorado SpringsLisbon

COS - LIS

COSLIS

Colorado Springs

Thu 3/19

8:45 am-7:55 am

2 stops17h 10m

Lisbon Humberto Delgado

Thu 3/26

11:20 am-11:56 pm

3 stops18h 36m

$2,322

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How to get the cheapest flight ticket from Colorado to Lisbon

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 Lisbon?

In general, November is the cheapest month to fly from Colorado to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $658. If you are unable to visit Lisbon during the month of November, then departing from Colorado during the month January is also very affordable. Most momondo users find prices during this month for around $710.

How far in advance should I book a flight to Lisbon?

You are more likely to see cheaper flights to Lisbon from Colorado when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around $914 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from Colorado for as low as $825 on momondo.

Can stopping save me money on Colorado to Lisbon flights?

You could potentially save up to 11% on your flight if you consider stops on a Colorado to Lisbon flight.

Cheap Colorado to Lisbon flight deals and tips

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

Fastest flight time	12h 21m
Direct flights	None

The fastest flight from Colorado to Lisbon takes 12h 21m

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

Search flight deals

When did momondo last update prices for flights from Colorado to Lisbon Humberto Delgado Airport?
Prices for flights from Colorado to Lisbon Humberto Delgado Airport refresh daily.
How many operators does momondo search for flights from Colorado to Lisbon Humberto Delgado Airport?
The number of operators available for flights from Colorado to Lisbon Humberto Delgado Airport is 13 as of February 2026.
How old do you have to be to fly from Colorado to Lisbon Humberto Delgado Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Colorado to Lisbon Humberto Delgado Airport.
What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?
The required travel and health documents for your Lisbon Humberto Delgado Airport 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 Lisbon Humberto Delgado Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Colorado to Lisbon

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

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $458	Free Cancellation	Rating 7.1 606 reviews	Search Icelandair flights
United Airlines	PriceFrom $514	Free Cancellation	Rating 7.4 9,235 reviews	Search United Airlines flights
British Airways	PriceFrom $555	Free Cancellation	Rating 6.7 7,714 reviews	Search British Airways flights
Lufthansa	PriceFrom $559	Free Cancellation	Rating 6.8 7,759 reviews	Search Lufthansa flights
Delta	PriceFrom $575	Free Cancellation	Rating 7.9 8,142 reviews	Search Delta flights
Turkish Airlines	PriceFrom $586	Free Cancellation	Rating 7.3 4,210 reviews	Search Turkish Airlines flights
Air Canada	PriceFrom $595	Free Cancellation	Rating 7.1 10,687 reviews	Search Air Canada flights
KLM	PriceFrom $599	Free Cancellation	Rating 7.7 1,448 reviews	Search KLM flights
Virgin Atlantic	PriceFrom $603	Free Cancellation	Rating 7.5 678 reviews	Search Virgin Atlantic flights
Air France	PriceFrom $655	Free Cancellation	Rating 7.4 1,531 reviews	Search Air France flights

Sintra

Ericeira

Fátima

Nazaré

Setúbal

Estoril

Peniche

Evora

Oeiras

Leiria

Sesimbra

Tomar

Figueira da Foz

Zambujeira do Mar

Batalha

Óbidos

Comporta

Torres Vedras

Sines

Costa da Caparica

Why use momondo?

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

Finding the right flight to Lisbon from Colorado is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Lisbon quick and easy, saving you time and money.

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

Yes. All flights to Lisbon from Colorado on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Colorado and Lisbon by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Colorado to Lisbon now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Lisbon and let you know when they change.

An easier way to manage your Lisbon trip

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Cheap flights from Colorado to Lisbon from $258

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado to Lisbon departing on 4/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Air Canada flights from Colorado to Lisbon

Our best Air Canada deals on Colorado to Lisbon flight tickets

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See travel insights to Lisbon from

How to get the cheapest flight ticket from Colorado to Lisbon

What is the cheapest month to fly to Lisbon?

How far in advance should I book a flight to Lisbon?

Can stopping save me money on Colorado to Lisbon flights?

You could potentially save up to 11% on your flight if you consider stops on a Colorado to Lisbon flight.

What is the cheapest airline that flies from Colorado to Lisbon Humberto Delgado?

Icelandair is the most popular carrier operating from Colorado to Lisbon Humberto Delgado

What airlines fly to Lisbon?

How long does it take to fly to Lisbon?

Average flight duration from Colorado to Lisbon depends on which airport you fly into and out of. Flying from Denver to Lisbon is 12h 21m on average, while flying from Aspen to Lisbon is 16h 05m on average. Lisbon is the most popular airport in Lisbon.

Cheap Colorado to Lisbon flight deals and tips

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

Fastest flight time

Direct flights

When did momondo last update prices for flights from Colorado to Lisbon Humberto Delgado Airport?

How many operators does momondo search for flights from Colorado to Lisbon Humberto Delgado Airport?

How old do you have to be to fly from Colorado to Lisbon Humberto Delgado Airport?

What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

Best airlines flying from Colorado to Lisbon

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

Traveling to a place near Lisbon?

Why use momondo?

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

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

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

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

An easier way to manage your Lisbon trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Airports servicing Portugal

Fly your favorite airline to Lisbon

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Lisbon

List of cabin classes available on flights landing in Lisbon. Availability may vary depending on flight origin and airline.

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