Which layover airport has the shortest travel time from Denver to Lisbon?

Flights connecting via Newark (EWR) have the shortest average one-way travel time: 11h 36m.

Which layover airport offers the lowest fares from Denver to Lisbon?

Flights via Reykjavik (KEF) offer the lowest average round-trip price of $503.

Which layover airport has the shortest connection time from Denver to Lisbon?

Munich (MUC) has the shortest average layover time for this route: 1h 05m.

Which airport is the most popular layover for flights between Denver and Lisbon?

Newark (EWR) was the most common stop: 19% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to Lisbon?

United Airlines, British Airways and Lufthansa are the top three most popular airlines that fly to Lisbon from Denver according to our data. United Airlines is the first choice among our users, with 58% 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 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?

As of June 2026, there are 13 operators available to choose from 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.

$336 Cheap Flights from Denver to Lisbon in 2026

Q: What is the typical price of a round-trip flight between Denver and Lisbon?

Prices are currently low for flights on this route. Typical prices usually range from $1,485 to $1,163. The lowest price recently found on this route was $1,016.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Denver to Lisbon

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:13 pm - 4:05 pm

DEN

LIS

17h 52m

2 stops

6:35 am - 8:32 pm

LIS

DEN

20h 57m

2 stops

$1,016Multiple Airlines

Sat, Oct 3 - Wed, Oct 14

6:35 pm - 5:45 pm

DEN

LIS

16h 10m

1 stop

6:35 am - 10:21 pm

LIS

DEN

22h 46m

2 stops

$1,017Multiple Airlines

Sun, Oct 11 - Sun, Oct 18

6:00 am - 3:45 pm

DEN

LIS

50h 45m

2 stops

5:05 pm - 6:25 pm

LIS

DEN

32h 20m

1 stop

$1,018Turkish Airlines

Wed, Sep 2 - Sat, Sep 19

1:25 pm - 11:00 am

DEN

LIS

14h 35m

1 stop

5:00 am - 5:18 pm

LIS

DEN

19h 18m

2 stops

$1,019Air Canada

Sun, Dec 6 - Thu, Dec 10

6:40 pm - 11:10 pm

DEN

LIS

21h 30m

1 stop

6:55 pm - 4:25 pm

LIS

DEN

28h 30m

1 stop

$1,021British Airways

Mon, Sep 21 - Sat, Oct 3

4:05 pm - 10:45 pm

DEN

LIS

23h 40m

1 stop

6:15 am - 2:20 pm

LIS

DEN

15h 05m

1 stop

$1,025Lufthansa

Fri, Oct 9 - Fri, Oct 16

6:10 pm - 11:05 am

DEN

LIS

33h 55m

1 stop

6:10 am - 10:33 am

LIS

DEN

35h 23m

2 stops

$1,027Multiple Airlines

Sat, Jul 18 - Sat, Jul 25

9:40 am - 9:20 am

DEN

LIS

16h 40m

2 stops

5:05 am - 4:58 pm

LIS

DEN

18h 53m

2 stops

$1,029Air Canada

Wed, Sep 9 - Sat, Sep 19

11:35 am - 11:05 am

DEN

LIS

16h 30m

1 stop

5:05 am - 11:08 pm

LIS

DEN

25h 03m

2 stops

$1,030Air Canada

Fri, Oct 9 - Fri, Oct 16

6:35 pm - 6:00 pm

DEN

LIS

16h 25m

1 stop

6:45 pm - 4:25 pm

LIS

DEN

28h 40m

1 stop

$1,031British Airways

Fri, Oct 2 - Mon, Oct 12

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United Airlines flights from Denver to Lisbon

Our best United Airlines deals on Denver to Lisbon flight tickets

United Airlines

Jul 17

DEN9:30 amDenver Intl

18h 00m

1 stop

LIS10:30 amLisbon Humberto Delgado

Jul 24

LIS6:15 amLisbon Humberto Delgado

21h 07m

2 stops

DEN8:22 pmDenver Intl

$1,039

United Airlines

Jul 17

DEN4:15 pmDenver Intl

23h 30m

1 stop

LIS10:45 pmLisbon Humberto Delgado

Jul 23

LIS11:25 amLisbon Humberto Delgado

14h 30m

1 stop

DEN6:55 pmDenver Intl

$1,048

United Airlines

Jul 24

DEN11:25 amDenver Intl

14h 55m

1 stop

LIS9:20 amLisbon Humberto Delgado

Jul 29

LIS12:55 pmLisbon Humberto Delgado

14h 27m

1 stop

DEN8:22 pmDenver Intl

$1,049

Iberia flights from Denver to Lisbon

Our best Iberia deals on Denver to Lisbon flight tickets

Iberia

Oct 3

DEN12:25 pmDenver Intl

16h 25m

2 stops

LIS11:50 amLisbon Humberto Delgado

Oct 14

LIS6:35 amLisbon Humberto Delgado

20h 57m

2 stops

DEN8:32 pmDenver Intl

$1,032

Iberia

Sep 19

DEN12:25 pmDenver Intl

16h 25m

2 stops

LIS11:50 amLisbon Humberto Delgado

Oct 3

LIS6:35 amLisbon Humberto Delgado

21h 00m

2 stops

DEN8:35 pmDenver Intl

$1,076

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Sat 10/3

3:13 pm-4:05 pm

2 stops17h 52m

Lisbon Humberto Delgado

Wed 10/14

6:35 am-8:32 pm

2 stops20h 57m

$1,016

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Sun 10/11

6:35 pm-5:45 pm

1 stop16h 10m

Lisbon Humberto Delgado

Sun 10/18

6:35 am-10:21 pm

2 stops22h 46m

$1,017

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Wed 9/2

6:00 am-3:45 pm

2 stops50h 45m

Lisbon Humberto Delgado

Sat 9/19

5:05 pm-6:25 pm

1 stop32h 20m

$1,018

Quickest round-trip

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Sun 12/6

1:25 pm-11:00 am

1 stop14h 35m

Lisbon Humberto Delgado

Thu 12/10

5:00 am-5:18 pm

2 stops19h 18m

$1,019

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Mon 9/21

6:40 pm-11:10 pm

1 stop21h 30m

Lisbon Humberto Delgado

Sat 10/3

6:55 pm-4:25 pm

1 stop28h 30m

$1,021

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Fri 10/9

4:05 pm-10:45 pm

1 stop23h 40m

Lisbon Humberto Delgado

Fri 10/16

6:15 am-2:20 pm

1 stop15h 05m

$1,025

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Sat 7/18

6:10 pm-11:05 am

1 stop33h 55m

Lisbon Humberto Delgado

Sat 7/25

6:10 am-10:33 am

2 stops35h 23m

$1,027

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Wed 9/9

9:40 am-9:20 am

2 stops16h 40m

Lisbon Humberto Delgado

Sat 9/19

5:05 am-4:58 pm

2 stops18h 53m

$1,029

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Fri 10/9

11:35 am-11:05 am

1 stop16h 30m

Lisbon Humberto Delgado

Fri 10/16

5:05 am-11:08 pm

2 stops25h 03m

$1,030

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

Fri 10/2

6:35 pm-6:00 pm

1 stop16h 25m

Lisbon Humberto Delgado

Mon 10/12

6:45 pm-4:25 pm

1 stop28h 40m

$1,031

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 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

Prices

Airlines

Layovers

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, January 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 $626. If you are unable to visit Lisbon during the month of January, then departing from Denver 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 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 $916 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 $791 on momondo.

Can stopping save me money on Denver to Lisbon flights?

You could potentially save up to 5% 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 June 2026, prices for Denver to Lisbon flights are approximately 3% more expensive 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	14h 30m
Direct flights	None

The fastest flight from Denver to Lisbon takes 14h 30m

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

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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 14h 30m, 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?
As of June 2026, there are 13 operators available to choose from 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?
Based on momondo bookings for flights between Denver and Lisbon, the leading airline is United Airlines, making up 47% of the total bookings. Other popular airlines include British Airways with 14%, Lufthansa with 11%, and Air Canada with 10%.

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
Icelandair	PriceFrom $498	Free Cancellation	Rating 7.0 670 reviews	Search Icelandair flights
Lufthansa	PriceFrom $559	Free Cancellation	Rating 6.8 8,049 reviews	Search Lufthansa flights
Delta	PriceFrom $575	Free Cancellation	Rating 7.9 8,394 reviews	Search Delta flights
United Airlines	PriceFrom $578	Free Cancellation	Rating 7.4 9,800 reviews	Search United Airlines flights
Air Canada	PriceFrom $596	Free Cancellation	Rating 7.1 11,151 reviews	Search Air Canada flights
KLM	PriceFrom $599	Free Cancellation	Rating 7.8 1,527 reviews	Search KLM flights
Virgin Atlantic	PriceFrom $603	Free Cancellation	Rating 7.5 689 reviews	Search Virgin Atlantic flights
British Airways	PriceFrom $622	Free Cancellation	Rating 6.7 8,034 reviews	Search British Airways flights
American Airlines	PriceFrom $630	Free Cancellation	Rating 7.1 11,639 reviews	Search American Airlines flights
Turkish Airlines	PriceFrom $635	Free Cancellation	Rating 7.4 4,409 reviews	Search Turkish Airlines flights

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Fátima

Ericeira

Nazaré

Setúbal

Estoril

Peniche

Evora

Oeiras

Leiria

Figueira da Foz

Sesimbra

Zambujeira do Mar

Batalha

Óbidos

Tomar

Comporta

Sines

Torres Vedras

Costa da Caparica

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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Cheap flights from Denver to Lisbon from $336

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 11/27. 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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United Airlines flights from Denver to Lisbon

Our best United Airlines deals on Denver to Lisbon flight tickets

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How to get the cheapest flight ticket from Denver to Lisbon

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

What is the cheapest month to fly to Lisbon?

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

Can stopping save me money on Denver to Lisbon flights?

How have Denver to Lisbon flight prices changed over time?

What airlines fly to Lisbon?

Which airport is the most popular layover for flights between Denver and Lisbon?

Which layover airport offers the lowest fares from Denver to Lisbon?

Which layover airport has the shortest travel time from Denver to Lisbon?

Which layover airport has the shortest connection time from Denver to Lisbon?

When to book flights from Denver to Lisbon

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

Direct flights

Frequently asked questions about flying 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

Traveling to a place near Lisbon?

Why use momondo?

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

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

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