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Cheap flights from Lisbon to Denver from $400

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Lisbon to Denver

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
1:45 pm - 6:00 pmLIS  Lisbon Humberto Delgado-DEN Denver Intl
35h 15m1 stop Reykjavik Keflavik Intl
Icelandair Logo
3:40 pm - 12:50 pmDEN  Denver Intl-LIS Lisbon Humberto Delgado
14h 10m1 stop Reykjavik Keflavik Intl
$684Icelandair
Thu, Nov 12 - Wed, Dec 2
Turkish Airlines Logo
11:35 am - 5:25 pmLIS  Lisbon Humberto Delgado-DEN Denver Intl
36h 50m1 stop Istanbul
Turkish Airlines Logo
7:30 pm - 10:30 amDEN  Denver Intl-LIS Lisbon Humberto Delgado
32h 00m1 stop Istanbul
$770Turkish Airlines
Sun, Nov 8 - Sun, Nov 15
Turkish Airlines Logo
5:55 am - 6:25 pmLIS  Lisbon Humberto Delgado-DEN Denver Intl
19h 30m1 stop Istanbul
Turkish Airlines Logo
7:30 pm - 10:30 amDEN  Denver Intl-LIS Lisbon Humberto Delgado
32h 00m1 stop Istanbul
$774Turkish Airlines
Mon, Nov 2 - Sun, Nov 15
Turkish Airlines Logo
5:55 am - 6:25 pmLIS  Lisbon Humberto Delgado-DEN Denver Intl
19h 30m1 stop Istanbul
Turkish Airlines Logo
7:30 pm - 10:30 amDEN  Denver Intl-LIS Lisbon Humberto Delgado
32h 00m1 stop Istanbul
$779Turkish Airlines
Mon, Nov 2 - Sun, Nov 15
Turkish Airlines Logo
5:55 am - 6:25 pmLIS  Lisbon Humberto Delgado-DEN Denver Intl
19h 30m1 stop Istanbul
Turkish Airlines Logo
7:30 pm - 3:05 pmDEN  Denver Intl-LIS Lisbon Humberto Delgado
36h 35m1 stop Istanbul
$780Turkish Airlines
Mon, Nov 2 - Sun, Nov 15
Turkish Airlines Logo
5:55 am - 5:25 pmLIS  Lisbon Humberto Delgado-DEN Denver Intl
18h 30m1 stop Istanbul
Turkish Airlines Logo
7:30 pm - 10:35 amDEN  Denver Intl-LIS Lisbon Humberto Delgado
32h 05m1 stop Istanbul
$780Turkish Airlines
Fri, Nov 20 - Wed, Nov 25
Turkish Airlines Logo
5:55 am - 6:25 pmLIS  Lisbon Humberto Delgado-DEN Denver Intl
19h 30m1 stop Istanbul
Turkish Airlines Logo
7:30 pm - 10:30 amDEN  Denver Intl-LIS Lisbon Humberto Delgado
32h 00m1 stop Istanbul
$782Turkish Airlines
Mon, Nov 2 - Sun, Nov 15
Turkish Airlines Logo
4:10 pm - 5:25 pmLIS  Lisbon Humberto Delgado-DEN Denver Intl
32h 15m1 stop Istanbul
Turkish Airlines Logo
7:30 pm - 10:35 amDEN  Denver Intl-LIS Lisbon Humberto Delgado
32h 05m1 stop Istanbul
$817Turkish Airlines
Thu, Jan 21 - Mon, Jan 25
United Airlines Logo
5:00 am - 1:40 pmLIS  Lisbon Humberto Delgado-DEN Denver Intl
15h 40m1 stop Frankfurt am Main
United Airlines Logo
10:25 am - 8:10 amDEN  Denver Intl-LIS Lisbon Humberto Delgado
14h 45m2 stops Washington, D.C. Dulles Intl Newark
$984United Airlines
Thu, Jan 21 - Mon, Jan 25
United Airlines Logo
5:00 am - 1:40 pmLIS  Lisbon Humberto Delgado-DEN Denver Intl
15h 40m1 stop Frankfurt am Main
United Airlines Logo
6:00 am - 10:20 amDEN  Denver Intl-LIS Lisbon Humberto Delgado
21h 20m1 stop Washington, D.C. Dulles Intl
$988United Airlines
Thu, Nov 12 - Thu, Nov 19

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Icelandair flights from Lisbon to Denver

Our best Icelandair deals on Lisbon to Denver flight tickets
Icelandair
Nov 12
LIS1:45 pmLisbon Humberto Delgado
35h 15m
1 stop
DEN6:00 pmDenver Intl
Dec 2
DEN3:40 pmDenver Intl
14h 10m
1 stop
LIS12:50 pmLisbon Humberto Delgado
$684
Icelandair
Dec 15
LIS2:00 pmLisbon Humberto Delgado
35h 00m
1 stop
DEN6:00 pmDenver Intl
Jan 9
DEN3:40 pmDenver Intl
14h 10m
1 stop
LIS12:50 pmLisbon Humberto Delgado
$828

Turkish Airlines flights from Lisbon to Denver

Our best Turkish Airlines deals on Lisbon to Denver flight tickets
Turkish Airlines
Nov 8
LIS11:35 amLisbon Humberto Delgado
36h 50m
1 stop
DEN5:25 pmDenver Intl
Nov 15
DEN7:30 pmDenver Intl
32h 00m
1 stop
LIS10:30 amLisbon Humberto Delgado
$770
Turkish Airlines
Nov 2
LIS5:55 amLisbon Humberto Delgado
19h 30m
1 stop
DEN6:25 pmDenver Intl
Nov 15
DEN7:30 pmDenver Intl
32h 00m
1 stop
LIS10:30 amLisbon Humberto Delgado
$774
Turkish Airlines
Nov 2
LIS5:55 amLisbon Humberto Delgado
19h 30m
1 stop
DEN6:25 pmDenver Intl
Nov 15
DEN7:30 pmDenver Intl
32h 00m
1 stop
LIS10:30 amLisbon Humberto Delgado
$779

momondo Fare Finder

 
Use the filters below to find and compare flights from Lisbon to Denver that are best for you.

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Price

Cheapest round-trip

LisbonDenver

LIS Lisbon Humberto Delgado - DEN Denver Intl

LISDEN

Lisbon Humberto Delgado

Thu 11/12

1:45 pm-6:00 pm

1 stop35h 15m

Denver Intl

Wed 12/2

3:40 pm-12:50 pm

1 stop14h 10m

$684

LisbonDenver

LIS Lisbon Humberto Delgado - DEN Denver Intl

LISDEN

Lisbon Humberto Delgado

Sun 11/8

11:35 am-5:25 pm

1 stop36h 50m

Denver Intl

Sun 11/15

7:30 pm-10:30 am

1 stop32h 00m

$770

LisbonDenver

LIS Lisbon Humberto Delgado - DEN Denver Intl

LISDEN

Lisbon Humberto Delgado

Mon 11/2

5:55 am-6:25 pm

1 stop19h 30m

Denver Intl

Sun 11/15

7:30 pm-10:30 am

1 stop32h 00m

$774

LisbonDenver

LIS Lisbon Humberto Delgado - DEN Denver Intl

LISDEN

Lisbon Humberto Delgado

Mon 11/2

5:55 am-6:25 pm

1 stop19h 30m

Denver Intl

Sun 11/15

7:30 pm-10:30 am

1 stop32h 00m

$779

LisbonDenver

LIS Lisbon Humberto Delgado - DEN Denver Intl

LISDEN

Lisbon Humberto Delgado

Mon 11/2

5:55 am-6:25 pm

1 stop19h 30m

Denver Intl

Sun 11/15

7:30 pm-3:05 pm

1 stop36h 35m

$780

LisbonDenver

LIS Lisbon Humberto Delgado - DEN Denver Intl

LISDEN

Lisbon Humberto Delgado

Fri 11/20

5:55 am-5:25 pm

1 stop18h 30m

Denver Intl

Wed 11/25

7:30 pm-10:35 am

1 stop32h 05m

$780

LisbonDenver

LIS Lisbon Humberto Delgado - DEN Denver Intl

LISDEN

Lisbon Humberto Delgado

Mon 11/2

5:55 am-6:25 pm

1 stop19h 30m

Denver Intl

Sun 11/15

7:30 pm-10:30 am

1 stop32h 00m

$782

LisbonDenver

LIS Lisbon Humberto Delgado - DEN Denver Intl

LISDEN

Lisbon Humberto Delgado

Thu 1/21

4:10 pm-5:25 pm

1 stop32h 15m

Denver Intl

Mon 1/25

7:30 pm-10:35 am

1 stop32h 05m

$817
Quickest round-trip

LisbonDenver

LIS Lisbon Humberto Delgado - DEN Denver Intl

LISDEN

Lisbon Humberto Delgado

Thu 1/21

5:00 am-1:40 pm

1 stop15h 40m

Denver Intl

Mon 1/25

10:25 am-8:10 am

2 stops14h 45m

$984

LisbonDenver

LIS Lisbon Humberto Delgado - DEN Denver Intl

LISDEN

Lisbon Humberto Delgado

Thu 11/12

5:00 am-1:40 pm

1 stop15h 40m

Denver Intl

Thu 11/19

6:00 am-10:20 am

1 stop21h 20m

$988

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 Denver from

How to get the cheapest flight ticket from Lisbon to Denver

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 Lisbon and Denver?

Prices are currently low for flights on this route.

Typical prices usually range from $991 to $1,031.
The lowest price recently found on this route was $684.

What is the cheapest month to fly to Denver?

The cheapest month to fly to Denver from Lisbon is in February. Flight prices, which tend to average around $928, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in February, then you should wait until March to fly from Lisbon, when ticket prices are also cheap, with an average price of $980.

Can stopping save me money on Lisbon to Denver flights?

You could potentially save up to 14% on your flight if you consider stops on a Lisbon to Denver flight.

How have Lisbon to Denver flight prices changed over time?

As of October 2026, prices for Lisbon to Denver flights are approximately 6% more expensive when compared to flights at the same time last year.

When to book flights from Lisbon to Denver

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

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

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

Best Price Found

$400

Fastest flight time

18h 21m

Direct flights

None
The best one-way flight to Denver from Lisbon in the past 72 hours is $400. The best round-trip flight deal from Lisbon to Denver found on momondo in the last 72 hours is $684.
The fastest flight from Lisbon to Denver takes 18h 21m
There are no direct flights from Lisbon to Denver. There are no popular flight routes from Lisbon to Denver.
Search flight deals

Frequently asked questions about flying from Lisbon to Denver

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

    A flight from Lisbon Humberto Delgado to Denver Intl will travel around 4847.0 mi. Typically, this will take 18h 21m by plane in normal conditions.

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

    Prices for flights from Lisbon Humberto Delgado Airport to Denver Intl Airport were last updated today.

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

  • How old do you have to be to fly from Lisbon Humberto Delgado Airport to Denver Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lisbon Humberto Delgado Airport to Denver Intl Airport.

  • What documentation or ID do you need to fly to Denver Intl Airport?

    The travel and health documents required for your trip to Denver Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Denver Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Best airlines flying from Lisbon to Denver

Compare and see reviews for airlines that fly from Lisbon to Denver with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $933Free CancellationRating
7.4
10,270 reviews
Search United Airlines flights

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Breckenridge
Estes Park
Black Hawk
Aurora
Fort Collins
Westminster
Boulder
Longmont
Lakewood
Manitou Springs
Greeley
Keystone
Thornton
Centennial
Cripple Creek
Littleton
Englewood
Winter Park
Golden
Greenwood Village

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Lisbon to Denver. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Lisbon to Denver flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Lisbon to Denver.

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

If you are simply researching potential flights to Denver, momondo offers a useful price alert feature which will track prices for flights to Denver from Lisbon and alert you when they change.

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