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Cheap flights from Colorado to Lisbon from $308

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 4/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Colorado to Lisbon

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
8:25 pm - 9:55 am
DEN
-
LIS
30h 30m
1 stop
Turkish Airlines Logo
4:45 pm - 6:25 pm
LIS
-
DEN
32h 40m
1 stop
$652Turkish Airlines
Sun, Apr 26 - Mon, May 11
Turkish Airlines Logo
8:25 pm - 3:35 pm
DEN
-
LIS
36h 10m
1 stop
Turkish Airlines Logo
5:55 am - 6:25 pm
LIS
-
DEN
19h 30m
1 stop
$654Turkish Airlines
Tue, Apr 14 - Thu, Apr 23
Turkish Airlines Logo
8:25 pm - 11:20 pm
DEN
-
LIS
19h 55m
1 stop
Turkish Airlines Logo
5:55 am - 6:25 pm
LIS
-
DEN
19h 30m
1 stop
$661Turkish Airlines
Sat, Apr 18 - Sat, Apr 25
Turkish Airlines Logo
8:25 pm - 11:20 pm
DEN
-
LIS
19h 55m
1 stop
Turkish Airlines Logo
4:45 pm - 6:25 pm
LIS
-
DEN
32h 40m
1 stop
$662Turkish Airlines
Thu, May 7 - Mon, May 18
Turkish Airlines Logo
8:25 pm - 3:35 pm
DEN
-
LIS
36h 10m
1 stop
Turkish Airlines Logo
4:45 pm - 6:25 pm
LIS
-
DEN
32h 40m
1 stop
$663Turkish Airlines
Thu, May 7 - Mon, May 18
Turkish Airlines Logo
8:25 pm - 11:20 pm
DEN
-
LIS
19h 55m
1 stop
Turkish Airlines Logo
5:55 am - 6:25 pm
LIS
-
DEN
19h 30m
1 stop
$664Turkish Airlines
Sat, Sep 12 - Tue, Sep 29
Turkish Airlines Logo
8:25 pm - 11:20 pm
DEN
-
LIS
19h 55m
1 stop
Turkish Airlines Logo
5:55 am - 6:25 pm
LIS
-
DEN
19h 30m
1 stop
$665Turkish Airlines
Tue, Apr 21 - Thu, Apr 30
Turkish Airlines Logo
8:25 pm - 11:20 pm
DEN
-
LIS
19h 55m
1 stop
Turkish Airlines Logo
5:05 pm - 6:25 pm
LIS
-
DEN
32h 20m
1 stop
$672Turkish Airlines
Tue, Apr 28 - Sat, May 2
Delta Logo
7:36 am - 8:50 am
ASE
-
LIS
18h 14m
2 stops
Delta Logo
5:00 am - 8:23 pm
LIS
-
ASE
22h 23m
2 stops
$965Delta
Tue, Jun 9 - Thu, Jun 18
United Airlines Logo
1:22 pm - 11:00 am
ASE
-
LIS
14h 38m
2 stops
United Airlines Logo
11:25 am - 9:26 pm
LIS
-
ASE
41h 01m
2 stops
$1,010United Airlines
Tue, Jun 9 - Thu, Jun 18

Turkish Airlines flights from Colorado to Lisbon

Our best Turkish Airlines deals on Colorado to Lisbon flight tickets
Turkish Airlines
May 7
DEN8:25 pmDenver Intl
36h 10m
1 stop
LIS3:35 pmLisbon Humberto Delgado
May 18
LIS10:55 amLisbon Humberto Delgado
38h 30m
1 stop
DEN6:25 pmDenver Intl
$652
Turkish Airlines
Apr 14
DEN8:25 pmDenver Intl
36h 10m
1 stop
LIS3:35 pmLisbon Humberto Delgado
Apr 23
LIS5:55 amLisbon Humberto Delgado
19h 30m
1 stop
DEN6:25 pmDenver Intl
$654
Turkish Airlines
Apr 18
DEN8:25 pmDenver Intl
19h 55m
1 stop
LIS11:20 pmLisbon Humberto Delgado
Apr 25
LIS5:55 amLisbon Humberto Delgado
19h 30m
1 stop
DEN6:25 pmDenver Intl
$661

KLM flights from Colorado to Lisbon

Our best KLM deals on Colorado to Lisbon flight tickets
KLM
Mar 30
DEN6:40 amDenver Intl
18h 20m
1 stop
LIS8:00 amLisbon Humberto Delgado
Apr 8
LIS5:00 amLisbon Humberto Delgado
18h 00m
2 stops
DEN4:00 pmDenver Intl
$875
KLM
Mar 29
DEN11:35 amDenver Intl
16h 10m
1 stop
LIS10:45 amLisbon Humberto Delgado
Apr 11
LIS5:00 amLisbon Humberto Delgado
19h 17m
2 stops
DEN5:17 pmDenver Intl
$881

momondo Fare Finder

 
Customize your flight search to find flights from Colorado to Lisbon that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated March 22, 2026.
Use the filters below to find and compare flights from Colorado to Lisbon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Sun 4/26

8:25 pm-9:55 am

1 stop30h 30m

Lisbon Humberto Delgado

Mon 5/11

4:45 pm-6:25 pm

1 stop32h 40m

$652

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Tue 4/14

8:25 pm-3:35 pm

1 stop36h 10m

Lisbon Humberto Delgado

Thu 4/23

5:55 am-6:25 pm

1 stop19h 30m

$654
Quickest round-trip

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Sat 4/18

8:25 pm-11:20 pm

1 stop19h 55m

Lisbon Humberto Delgado

Sat 4/25

5:55 am-6:25 pm

1 stop19h 30m

$661

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Thu 5/7

8:25 pm-11:20 pm

1 stop19h 55m

Lisbon Humberto Delgado

Mon 5/18

4:45 pm-6:25 pm

1 stop32h 40m

$662

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Thu 5/7

8:25 pm-3:35 pm

1 stop36h 10m

Lisbon Humberto Delgado

Mon 5/18

4:45 pm-6:25 pm

1 stop32h 40m

$663

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Sat 9/12

8:25 pm-11:20 pm

1 stop19h 55m

Lisbon Humberto Delgado

Tue 9/29

5:55 am-6:25 pm

1 stop19h 30m

$664

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Tue 4/21

8:25 pm-11:20 pm

1 stop19h 55m

Lisbon Humberto Delgado

Thu 4/30

5:55 am-6:25 pm

1 stop19h 30m

$665

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Tue 4/28

8:25 pm-11:20 pm

1 stop19h 55m

Lisbon Humberto Delgado

Sat 5/2

5:05 pm-6:25 pm

1 stop32h 20m

$672

AspenLisbon

ASE - LIS

ASELIS

Aspen Pitkin County

Tue 6/9

7:36 am-8:50 am

2 stops18h 14m

Lisbon Humberto Delgado

Thu 6/18

5:00 am-8:23 pm

2 stops22h 23m

$965

AspenLisbon

ASE - LIS

ASELIS

Aspen Pitkin County

Tue 6/9

1:22 pm-11:00 am

2 stops14h 38m

Lisbon Humberto Delgado

Thu 6/18

11:25 am-9:26 pm

2 stops41h 01m

$1,010

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Lisbon from

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

What is the cheapest month to fly to Lisbon?

In general, January 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 $626. If you are unable to visit Lisbon during the month of January, then departing from Colorado during the month February is also very affordable. Most momondo users find prices during this month for around $630.

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 $887 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 $722 on momondo.

Can stopping save me money on Colorado to Lisbon flights?

You could potentially save up to 3% 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

11h 45m

Direct flights

None
The fastest flight from Colorado to Lisbon takes 11h 45m
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?

  • 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
IcelandairPriceFrom $458Free CancellationRating
7.0
625 reviews
Search Icelandair flights
United AirlinesPriceFrom $511Free CancellationRating
7.4
9,460 reviews
Search United Airlines flights
British AirwaysPriceFrom $555Free CancellationRating
6.7
7,813 reviews
Search British Airways flights
LufthansaPriceFrom $560Free CancellationRating
6.8
7,862 reviews
Search Lufthansa flights
DeltaPriceFrom $575Free CancellationRating
7.9
8,319 reviews
Search Delta flights
Air CanadaPriceFrom $595Free CancellationRating
7.1
10,834 reviews
Search Air Canada flights
KLMPriceFrom $599Free CancellationRating
7.8
1,477 reviews
Search KLM flights
Virgin AtlanticPriceFrom $603Free CancellationRating
7.5
685 reviews
Search Virgin Atlantic flights
American AirlinesPriceFrom $630Free CancellationRating
7.1
11,489 reviews
Search American Airlines flights
Air FrancePriceFrom $651Free CancellationRating
7.4
1,547 reviews
Search Air France flights

Traveling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Sintra
Fátima
Ericeira
Nazaré
Setúbal
Peniche
Estoril
Evora
Oeiras
Sesimbra
Leiria
Figueira da Foz
Tomar
Zambujeira do Mar
Óbidos
Batalha
Sines
Torres Vedras
Comporta
Almada

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

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.
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