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Cheap flights from Denver to Lisbon from $242

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Lisbon departing on 8/29. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Denver to Lisbon

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
3:40 pm - 12:50 pm
DEN
-
LIS
14h 10m
1 stop
Icelandair Logo
2:00 pm - 6:00 pm
LIS
-
DEN
35h 00m
1 stop
$689Icelandair
Wed, Nov 18 - Thu, Dec 3
Multiple Airlines Logo
11:20 am - 6:55 am
DEN
-
LIS
12h 35m
1 stop
Multiple Airlines Logo
5:00 am - 3:35 pm
LIS
-
DEN
17h 35m
1 stop
$709Multiple Airlines
Wed, Nov 18 - Thu, Nov 26
Multiple Airlines Logo
5:40 pm - 8:55 am
DEN
-
LIS
33h 15m
1 stop
Multiple Airlines Logo
5:00 am - 3:35 pm
LIS
-
DEN
17h 35m
1 stop
$710Multiple Airlines
Tue, Oct 27 - Fri, Nov 6
Icelandair Logo
3:40 pm - 12:50 pm
DEN
-
LIS
14h 10m
1 stop
Icelandair Logo
2:00 pm - 6:00 pm
LIS
-
DEN
35h 00m
1 stop
$711Icelandair
Wed, Nov 25 - Tue, Dec 8
Lufthansa Logo
4:15 pm - 1:20 pm
DEN
-
LIS
14h 05m
1 stop
Lufthansa Logo
5:00 am - 3:35 pm
LIS
-
DEN
17h 35m
1 stop
$712Lufthansa
Tue, Nov 10 - Tue, Nov 17
Air Canada Logo
11:20 am - 6:55 am
DEN
-
LIS
12h 35m
1 stop
Air Canada Logo
11:20 am - 6:03 pm
LIS
-
DEN
37h 43m
2 stops
$714Air Canada
Wed, Nov 18 - Fri, Nov 27
Air Canada Logo
7:20 pm - 8:55 am
DEN
-
LIS
31h 35m
2 stops
Air Canada Logo
11:20 am - 5:55 pm
LIS
-
DEN
37h 35m
2 stops
$717Air Canada
Tue, Oct 27 - Fri, Nov 6
Air Canada Logo
1:30 pm - 9:20 am
DEN
-
LIS
12h 50m
1 stop
Air Canada Logo
12:50 pm - 6:03 pm
LIS
-
DEN
36h 13m
2 stops
$719Air Canada
Tue, Nov 10 - Tue, Nov 17
United Airlines Logo
11:25 am - 9:20 am
DEN
-
LIS
14h 55m
1 stop
United Airlines Logo
5:00 am - 1:40 pm
LIS
-
DEN
15h 40m
1 stop
$722United Airlines
Wed, Oct 14 - Wed, Nov 4
Lufthansa Logo
4:15 pm - 1:20 pm
DEN
-
LIS
14h 05m
1 stop
Lufthansa Logo
2:10 pm - 2:30 pm
LIS
-
DEN
31h 20m
1 stop
$724Lufthansa
Wed, Nov 18 - Wed, Dec 2

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Icelandair flights from Denver to Lisbon

Our best Icelandair deals on Denver to Lisbon flight tickets
Icelandair
Nov 18
DEN3:40 pmDenver Intl
14h 10m
1 stop
LIS12:50 pmLisbon Humberto Delgado
Nov 26
LIS2:00 pmLisbon Humberto Delgado
35h 00m
1 stop
DEN6:00 pmDenver Intl
$689
Icelandair
Nov 18
DEN3:40 pmDenver Intl
14h 10m
1 stop
LIS12:50 pmLisbon Humberto Delgado
Nov 26
LIS2:00 pmLisbon Humberto Delgado
35h 00m
1 stop
DEN6:00 pmDenver Intl
$711
Icelandair
Oct 5
DEN4:40 pmDenver Intl
14h 10m
1 stop
LIS1:50 pmLisbon Humberto Delgado
Oct 18
LIS3:00 pmLisbon Humberto Delgado
35h 00m
1 stop
DEN7:00 pmDenver Intl
$771

Air Canada flights from Denver to Lisbon

Our best Air Canada deals on Denver to Lisbon flight tickets
Air Canada
Nov 18
DEN11:20 amDenver Intl
12h 35m
1 stop
LIS6:55 amLisbon Humberto Delgado
Nov 27
LIS11:20 amLisbon Humberto Delgado
37h 43m
2 stops
DEN6:03 pmDenver Intl
$714
Air Canada
Oct 27
DEN7:20 pmDenver Intl
31h 35m
2 stops
LIS8:55 amLisbon Humberto Delgado
Nov 6
LIS11:20 amLisbon Humberto Delgado
37h 35m
2 stops
DEN5:55 pmDenver Intl
$717
Air Canada
Nov 18
DEN6:15 amDenver Intl
17h 40m
2 stops
LIS6:55 amLisbon Humberto Delgado
Nov 27
LIS11:20 amLisbon Humberto Delgado
37h 43m
2 stops
DEN6:03 pmDenver Intl
$719

momondo Fare Finder

 
Customize your flight search to find flights from Denver 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 July 7, 2026.
Use the filters below to find and compare flights from Denver to Lisbon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Wed 11/18

3:40 pm-12:50 pm

1 stop14h 10m

Lisbon Humberto Delgado

Thu 12/3

2:00 pm-6:00 pm

1 stop35h 00m

$689
Quickest round-trip

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Wed 11/18

11:20 am-6:55 am

1 stop12h 35m

Lisbon Humberto Delgado

Thu 11/26

5:00 am-3:35 pm

1 stop17h 35m

$709

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Tue 10/27

5:40 pm-8:55 am

1 stop33h 15m

Lisbon Humberto Delgado

Fri 11/6

5:00 am-3:35 pm

1 stop17h 35m

$710

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Wed 11/25

3:40 pm-12:50 pm

1 stop14h 10m

Lisbon Humberto Delgado

Tue 12/8

2:00 pm-6:00 pm

1 stop35h 00m

$711

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Tue 11/10

4:15 pm-1:20 pm

1 stop14h 05m

Lisbon Humberto Delgado

Tue 11/17

5:00 am-3:35 pm

1 stop17h 35m

$712

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Wed 11/18

11:20 am-6:55 am

1 stop12h 35m

Lisbon Humberto Delgado

Fri 11/27

11:20 am-6:03 pm

2 stops37h 43m

$714

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Tue 10/27

7:20 pm-8:55 am

2 stops31h 35m

Lisbon Humberto Delgado

Fri 11/6

11:20 am-5:55 pm

2 stops37h 35m

$717

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Tue 11/10

1:30 pm-9:20 am

1 stop12h 50m

Lisbon Humberto Delgado

Tue 11/17

12:50 pm-6:03 pm

2 stops36h 13m

$719

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Wed 10/14

11:25 am-9:20 am

1 stop14h 55m

Lisbon Humberto Delgado

Wed 11/4

5:00 am-1:40 pm

1 stop15h 40m

$722

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Wed 11/18

4:15 pm-1:20 pm

1 stop14h 05m

Lisbon Humberto Delgado

Wed 12/2

2:10 pm-2:30 pm

1 stop31h 20m

$724

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 Denver 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 typical price of a round-trip flight between Denver and Lisbon?

What is the cheapest month to fly to Lisbon?

In general, February is the cheapest month to fly from Denver to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $630. If you are unable to visit Lisbon during the month of February, then departing from Denver during the month January is also very affordable. Most momondo users find prices during this month for around $640.

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

You are more likely to see cheaper flights to Lisbon from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around $930 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from Denver for as low as $779 on momondo.

Can stopping save me money on Denver to Lisbon flights?

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

How have Denver to Lisbon flight prices changed over time?

As of July 2026, prices for Denver to Lisbon flights are approximately 27% cheaper when compared to flights at the same time last year.

When to book flights from Denver to Lisbon

Are you open to changing your travel dates? Check out the ideal times to fly from Denver to Lisbon according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Denver to Lisbon (DEN to LIS) flight deals and tips

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

Fastest flight time

12h 50m

Direct flights

None
The fastest flight from Denver to Lisbon takes 12h 50m
There are no direct flights from Denver to Lisbon. There are no popular flight routes from Denver to Lisbon.
Search flight deals

Frequently asked questions about flying from Denver to Lisbon

  • How far is Denver Intl to Lisbon Humberto Delgado by plane?

    The distance between Denver Intl and Lisbon Humberto Delgado is about 4847.0 mi. Flights usually cover this in 12h 50m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Denver Intl Airport to Lisbon Humberto Delgado Airport?

    Prices for flights from Denver Intl Airport to Lisbon Humberto Delgado Airport are updated daily.

  • How many operators does momondo search for flights from Denver Intl Airport to Lisbon Humberto Delgado Airport?

  • How old do you have to be to fly from Denver Intl Airport 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 Denver Intl Airport 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.

  • What is the most popular airline from Denver to Lisbon?

Best airlines flying from Denver to Lisbon

Compare and see reviews for airlines that fly from Denver to Lisbon with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $464Free CancellationRating
7.0
703 reviews
Search Icelandair flights
LufthansaPriceFrom $559Free CancellationRating
6.8
8,124 reviews
Search Lufthansa flights
DeltaPriceFrom $575Free CancellationRating
7.8
8,451 reviews
Search Delta flights
United AirlinesPriceFrom $576Free CancellationRating
7.4
9,946 reviews
Search United Airlines flights
Virgin AtlanticPriceFrom $592Free CancellationRating
7.5
691 reviews
Search Virgin Atlantic flights
British AirwaysPriceFrom $622Free CancellationRating
6.7
8,103 reviews
Search British Airways flights
American AirlinesPriceFrom $630Free CancellationRating
7.1
11,785 reviews
Search American Airlines flights
Turkish AirlinesPriceFrom $635Free CancellationRating
7.4
4,439 reviews
Search Turkish Airlines flights
Air CanadaPriceFrom $645Free CancellationRating
7.1
11,318 reviews
Search Air Canada flights
Air FrancePriceFrom $651Free CancellationRating
7.5
1,622 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
Ericeira
Fátima
Nazaré
Setúbal
Figueira da Foz
Estoril
Peniche
Evora
Oeiras
Leiria
Batalha
Óbidos
Sesimbra
Zambujeira do Mar
Costa da Caparica
Tomar
Sines
Torres Vedras
Comporta

Why use momondo?

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

Finding the right flight to Lisbon from Denver 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 Denver to Lisbon with flexible booking policies on momondo?

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

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

momondo provides multiple filters to help you find the best flight to Lisbon from Denver. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Denver to Lisbon flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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