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Cheap flights from Lisbon to Denver from $374

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Lisbon to Denver departing on 3/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Lisbon to Denver

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
4:25 pm - 11:58 pm
LIS
-
DEN
38h 33m
2 stops
Scandinavian Airlines Logo
6:05 am - 3:45 pm
DEN
-
LIS
26h 40m
2 stops
$823Scandinavian Airlines
Wed, May 20 - Sun, May 24
Multiple Airlines Logo
10:10 am - 8:26 am
LIS
-
DEN
28h 16m
1 stop
Multiple Airlines Logo
8:17 am - 10:50 pm
DEN
-
LIS
32h 33m
2 stops
$826Multiple Airlines
Mon, Mar 9 - Tue, Mar 24
Multiple Airlines Logo
10:10 am - 8:26 am
LIS
-
DEN
28h 16m
1 stop
Multiple Airlines Logo
8:17 am - 10:50 pm
DEN
-
LIS
32h 33m
2 stops
$845Multiple Airlines
Sun, Mar 8 - Tue, Mar 17
Multiple Airlines Logo
8:05 pm - 8:27 am
LIS
-
DEN
43h 22m
2 stops
Multiple Airlines Logo
4:40 pm - 1:50 pm
DEN
-
LIS
14h 10m
1 stop
$846Multiple Airlines
Fri, Apr 3 - Sat, Apr 18
Multiple Airlines Logo
10:15 am - 10:55 pm
LIS
-
DEN
18h 40m
1 stop
Multiple Airlines Logo
8:17 am - 10:50 pm
DEN
-
LIS
32h 33m
2 stops
$857Multiple Airlines
Fri, Mar 13 - Tue, Mar 24
Multiple Airlines Logo
5:10 pm - 8:26 am
LIS
-
DEN
21h 16m
1 stop
Multiple Airlines Logo
8:17 am - 10:50 pm
DEN
-
LIS
32h 33m
2 stops
$859Multiple Airlines
Wed, Mar 11 - Tue, Mar 24
Lufthansa Logo
5:00 am - 10:06 pm
LIS
-
DEN
23h 06m
2 stops
Lufthansa Logo
5:20 pm - 1:20 pm
DEN
-
LIS
14h 00m
1 stop
$871Lufthansa
Wed, Mar 11 - Wed, Mar 25
Lufthansa Logo
5:00 am - 1:40 pm
LIS
-
DEN
15h 40m
1 stop
Lufthansa Logo
9:20 pm - 11:30 pm
DEN
-
LIS
20h 10m
1 stop
$876Lufthansa
Thu, Feb 26 - Wed, Mar 11
Lufthansa Logo
5:05 am - 1:35 pm
LIS
-
DEN
15h 30m
1 stop
Lufthansa Logo
4:05 pm - 1:40 pm
DEN
-
LIS
14h 35m
1 stop
$879Lufthansa
Fri, Apr 3 - Sat, Apr 18
Lufthansa Logo
5:00 am - 1:40 pm
LIS
-
DEN
15h 40m
1 stop
Lufthansa Logo
9:20 pm - 11:30 pm
DEN
-
LIS
20h 10m
1 stop
$881Lufthansa
Thu, Feb 26 - Wed, Mar 11

British Airways flights from Lisbon to Denver

Our best British Airways deals on Lisbon to Denver flight tickets
British Airways
Apr 4
LIS6:55 pmLisbon Humberto Delgado
28h 35m
1 stop
DEN4:30 pmDenver Intl
Apr 18
DEN8:40 amDenver Intl
17h 25m
1 stop
LIS9:05 amLisbon Humberto Delgado
$942
British Airways
Mar 10
LIS7:05 amLisbon Humberto Delgado
15h 25m
1 stop
DEN4:30 pmDenver Intl
Mar 26
DEN6:25 pmDenver Intl
14h 20m
1 stop
LIS2:45 pmLisbon Humberto Delgado
$977
British Airways
Feb 12
LIS7:00 amLisbon Humberto Delgado
15h 30m
1 stop
DEN3:30 pmDenver Intl
Feb 25
DEN5:25 pmDenver Intl
35h 45m
1 stop
LIS12:10 pmLisbon Humberto Delgado
$1,029

Delta flights from Lisbon to Denver

Our best Delta deals on Lisbon to Denver flight tickets
Delta
Feb 26
LIS5:00 amLisbon Humberto Delgado
24h 21m
2 stops
DEN10:21 pmDenver Intl
Mar 11
DEN6:40 amDenver Intl
20h 00m
1 stop
LIS8:40 amLisbon Humberto Delgado
$914
Delta
Apr 4
LIS9:50 amLisbon Humberto Delgado
20h 42m
2 stops
DEN11:32 pmDenver Intl
Apr 18
DEN10:19 amDenver Intl
21h 36m
2 stops
LIS2:55 pmLisbon Humberto Delgado
$939
Delta
Mar 12
LIS5:30 amLisbon Humberto Delgado
22h 16m
2 stops
DEN9:46 pmDenver Intl
Mar 25
DEN12:51 pmDenver Intl
20h 19m
2 stops
LIS3:10 pmLisbon Humberto Delgado
$940

momondo Fare Finder

 
Customize your flight search to find flights from Lisbon to Denver 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 February 11, 2026.
Use the filters below to find and compare flights from Lisbon to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Wed 5/20

4:25 pm-11:58 pm

2 stops38h 33m

Denver Intl

Sun 5/24

6:05 am-3:45 pm

2 stops26h 40m

$823

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Mon 3/9

10:10 am-8:26 am

1 stop28h 16m

Denver Intl

Tue 3/24

8:17 am-10:50 pm

2 stops32h 33m

$826

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Sun 3/8

10:10 am-8:26 am

1 stop28h 16m

Denver Intl

Tue 3/17

8:17 am-10:50 pm

2 stops32h 33m

$845

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Fri 4/3

8:05 pm-8:27 am

2 stops43h 22m

Denver Intl

Sat 4/18

4:40 pm-1:50 pm

1 stop14h 10m

$846

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Fri 3/13

10:15 am-10:55 pm

1 stop18h 40m

Denver Intl

Tue 3/24

8:17 am-10:50 pm

2 stops32h 33m

$857

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Wed 3/11

5:10 pm-8:26 am

1 stop21h 16m

Denver Intl

Tue 3/24

8:17 am-10:50 pm

2 stops32h 33m

$859

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Wed 3/11

5:00 am-10:06 pm

2 stops23h 06m

Denver Intl

Wed 3/25

5:20 pm-1:20 pm

1 stop14h 00m

$871

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Thu 2/26

5:00 am-1:40 pm

1 stop15h 40m

Denver Intl

Wed 3/11

9:20 pm-11:30 pm

1 stop20h 10m

$876

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Fri 4/3

5:05 am-1:35 pm

1 stop15h 30m

Denver Intl

Sat 4/18

4:05 pm-1:40 pm

1 stop14h 35m

$879

LisbonDenver

LIS - DEN

LISDEN

Lisbon Humberto Delgado

Thu 2/26

5:00 am-1:40 pm

1 stop15h 40m

Denver Intl

Wed 3/11

9:20 pm-11:30 pm

1 stop20h 10m

$881

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?

What is the cheapest month to fly to Denver?

The cheapest month to fly to Denver from Lisbon is in March. Flight prices, which tend to average around $874, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in March, then you should wait until November to fly from Lisbon, when ticket prices are also cheap, with an average price of $875.

Can stopping save me money on Lisbon to Denver flights?

You could potentially save up to 2% 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 February 2026, prices for Lisbon to Denver flights are approximately 19% 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

Fastest flight time

15h 40m

Direct flights

None
The fastest flight from Lisbon to Denver takes 15h 40m
There are no direct flights from Lisbon to Denver. There are no popular flight routes from Lisbon to Denver.
Search flight deals

  • 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 15h 40m 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 $874Free CancellationRating
7.4
9,269 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
Manitou Springs
Boulder
Cripple Creek
Longmont
Keystone
Greeley
Lakewood
Westminster
Thornton
Frisco
Copper Mountain
Winter Park
Centennial
Grand Lake
Englewood

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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