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Cheap flights from Denver to Lisbon from $255

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 5/5. 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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0 bags

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Find the cheapest flights from Denver to Lisbon

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
10:50 am - 8:00 am
DEN
-
LIS
14h 10m
2 stops
KLM Logo
5:00 am - 4:39 pm
LIS
-
DEN
18h 39m
2 stops
$572KLM
mié., feb. 25 - mié., mar. 4
Delta Logo
12:44 pm - 8:00 am
DEN
-
LIS
12h 16m
1 stop
Delta Logo
5:35 am - 8:04 pm
LIS
-
DEN
21h 29m
2 stops
$573Delta
mié., abr. 29 - mié., may. 6
Multiple Airlines Logo
4:21 pm - 10:45 pm
DEN
-
LIS
23h 24m
2 stops
Multiple Airlines Logo
11:25 am - 7:55 pm
LIS
-
DEN
15h 30m
1 stop
$574Multiple Airlines
mar., abr. 14 - mar., abr. 21
Lufthansa Logo
11:15 am - 11:30 pm
DEN
-
LIS
29h 15m
2 stops
Lufthansa Logo
6:10 am - 11:21 pm
LIS
-
DEN
24h 11m
2 stops
$575Lufthansa
mié., feb. 25 - jue., mar. 5
Delta Logo
12:12 pm - 9:00 am
DEN
-
LIS
13h 48m
1 stop
Delta Logo
10:00 am - 10:21 pm
LIS
-
DEN
19h 21m
1 stop
$577Delta
mar., feb. 24 - vie., mar. 6
British Airways Logo
5:15 pm - 11:10 pm
DEN
-
LIS
22h 55m
2 stops
British Airways Logo
6:45 pm - 10:40 pm
LIS
-
DEN
34h 55m
2 stops
$578British Airways
lun., abr. 20 - lun., may. 4
Air Canada Logo
1:25 pm - 11:00 am
DEN
-
LIS
14h 35m
1 stop
Air Canada Logo
1:00 pm - 8:28 pm
LIS
-
DEN
14h 28m
1 stop
$579Air Canada
lun., abr. 20 - vie., may. 1
United Airlines Logo
12:34 pm - 8:20 am
DEN
-
LIS
12h 46m
1 stop
United Airlines Logo
11:25 am - 12:44 am
LIS
-
DEN
20h 19m
2 stops
$580United Airlines
lun., abr. 27 - jue., may. 7
British Airways Logo
6:40 pm - 3:35 pm
DEN
-
LIS
13h 55m
1 stop
British Airways Logo
6:45 pm - 4:30 pm
LIS
-
DEN
28h 45m
1 stop
$581British Airways
mar., abr. 14 - lun., abr. 20
United Airlines Logo
7:45 am - 8:10 am
DEN
-
LIS
17h 25m
2 stops
United Airlines Logo
11:55 am - 9:47 pm
LIS
-
DEN
16h 52m
1 stop
$582United Airlines
mar., feb. 17 - vie., feb. 27

Lufthansa flights from Denver to Lisbon

Our best Lufthansa deals on Denver to Lisbon flight tickets
Lufthansa
Feb 25
DEN11:15 amDenver Intl
29h 15m
2 stops
LIS11:30 pmLisbon Humberto Delgado
Mar 5
LIS6:10 amLisbon Humberto Delgado
24h 11m
2 stops
DEN11:21 pmDenver Intl
$575
Lufthansa
Feb 17
DEN4:15 pmDenver Intl
24h 15m
2 stops
LIS11:30 pmLisbon Humberto Delgado
Mar 2
LIS3:55 pmLisbon Humberto Delgado
31h 05m
1 stop
DEN4:00 pmDenver Intl
$584
Lufthansa
Apr 22
DEN5:44 pmDenver Intl
22h 51m
2 stops
LIS11:35 pmLisbon Humberto Delgado
Apr 30
LIS7:25 amLisbon Humberto Delgado
24h 19m
2 stops
DEN12:44 amDenver Intl
$586

Air Canada flights from Denver to Lisbon

Our best Air Canada deals on Denver to Lisbon flight tickets
Air Canada
Apr 20
DEN1:25 pmDenver Intl
14h 35m
1 stop
LIS11:00 amLisbon Humberto Delgado
May 1
LIS1:00 pmLisbon Humberto Delgado
14h 28m
1 stop
DEN8:28 pmDenver Intl
$579
Air Canada
Jan 30
DEN1:25 pmDenver Intl
12h 55m
1 stop
LIS9:20 amLisbon Humberto Delgado
Feb 6
LIS10:55 amLisbon Humberto Delgado
38h 12m
2 stops
DEN6:07 pmDenver Intl
$606
Air Canada
Jan 29
DEN5:18 amDenver Intl
21h 02m
2 stops
LIS9:20 amLisbon Humberto Delgado
Jun 10
LIS5:05 amLisbon Humberto Delgado
25h 05m
2 stops
DEN11:10 pmDenver Intl
$868

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 enero 29, 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

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

mié. 2/25

10:50 am-8:00 am

2 stops14h 10m

Lisbon Humberto Delgado

mié. 3/4

5:00 am-4:39 pm

2 stops18h 39m

$572

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

mié. 4/29

12:44 pm-8:00 am

1 stop12h 16m

Lisbon Humberto Delgado

mié. 5/6

5:35 am-8:04 pm

2 stops21h 29m

$573

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

mar. 4/14

4:21 pm-10:45 pm

2 stops23h 24m

Lisbon Humberto Delgado

mar. 4/21

11:25 am-7:55 pm

1 stop15h 30m

$574

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

mié. 2/25

11:15 am-11:30 pm

2 stops29h 15m

Lisbon Humberto Delgado

jue. 3/5

6:10 am-11:21 pm

2 stops24h 11m

$575

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

mar. 2/24

12:12 pm-9:00 am

1 stop13h 48m

Lisbon Humberto Delgado

vie. 3/6

10:00 am-10:21 pm

1 stop19h 21m

$577

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

lun. 4/20

5:15 pm-11:10 pm

2 stops22h 55m

Lisbon Humberto Delgado

lun. 5/4

6:45 pm-10:40 pm

2 stops34h 55m

$578

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

lun. 4/20

1:25 pm-11:00 am

1 stop14h 35m

Lisbon Humberto Delgado

vie. 5/1

1:00 pm-8:28 pm

1 stop14h 28m

$579

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

lun. 4/27

12:34 pm-8:20 am

1 stop12h 46m

Lisbon Humberto Delgado

jue. 5/7

11:25 am-12:44 am

2 stops20h 19m

$580

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

mar. 4/14

6:40 pm-3:35 pm

1 stop13h 55m

Lisbon Humberto Delgado

lun. 4/20

6:45 pm-4:30 pm

1 stop28h 45m

$581

DenverLisbon

DEN - LIS

DENLIS

Denver Intl

mar. 2/17

7:45 am-8:10 am

2 stops17h 25m

Lisbon Humberto Delgado

vie. 2/27

11:55 am-9:47 pm

1 stop16h 52m

$582

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, November 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 $658. If you are unable to visit Lisbon during the month of November, then departing from Denver during the month February is also very affordable. Most momondo users find prices during this month for around $706.

How far in advance should I book a flight 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 $911 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 $825 on momondo.

How have Denver to Lisbon flight prices changed over time?

As of January 2026, prices for Denver to Lisbon flights are approximately 2% 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

11h 30m

Direct flights

None
The fastest flight from Denver to Lisbon takes 11h 30m
There are no direct flights from Denver to Lisbon. There are no popular flight routes from Denver to Lisbon.
Search flight deals

  • 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 11h 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?

  • 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 $458Free CancellationRating
7.1
606 reviews
Search Icelandair flights
British AirwaysPriceFrom $555Free CancellationRating
6.7
7,705 reviews
Search British Airways flights
LufthansaPriceFrom $560Free CancellationRating
6.8
7,754 reviews
Search Lufthansa flights
United AirlinesPriceFrom $574Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights
DeltaPriceFrom $575Free CancellationRating
7.9
8,128 reviews
Search Delta flights
Turkish AirlinesPriceFrom $586Free CancellationRating
7.3
4,208 reviews
Search Turkish Airlines flights
KLMPriceFrom $599Free CancellationRating
7.7
1,443 reviews
Search KLM flights
Virgin AtlanticPriceFrom $603Free CancellationRating
7.5
678 reviews
Search Virgin Atlantic flights
Air CanadaPriceFrom $625Free CancellationRating
7.1
10,667 reviews
Search Air Canada flights
Air FrancePriceFrom $655Free CancellationRating
7.4
1,528 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
Estoril
Peniche
Leiria
Oeiras
Sesimbra
Evora
Tomar
Figueira da Foz
Zambujeira do Mar
Batalha
Óbidos
Comporta
Torres Vedras
Sines
Almada

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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