$265 Cheap United flights from Denver to Lisbon (DEN to LIS)

Find The Best Day To Fly from Denver to Lisbon

Amazing United DEN to LIS Flight Deals

The cheapest flights to Humberto Delgado found within the past 7 days were $557 round trip and $265 one way. Prices and availability subject to change. Additional terms may apply.

Wed, Mar 18 - Wed, Apr 1
DEN
Denver
LIS
Lisbon
$557 Roundtrip, found 5 days ago
$557
Roundtrip
found 5 days ago
Select United flight, departing Wed, Mar 18 from Denver to Lisbon, returning Wed, Apr 1, priced at $557 found 5 days ago

LIS From DEN Economy Coach Packages on Similar Airlines

Price found within the past 48 hours. Click for updated prices.
Eurostars Lisboa Baixa

Eurostars Lisboa Baixa

4 out of 5
Price was $2,221, price is now $1,559 per person
$1,559
per person
Mar 23 - Mar 29
found 1 day ago
Roundtrip flight included
Denver (DEN) to Lisbon (LIS)
Aurea Museum by Eurostars Hotel Company

Aurea Museum by Eurostars Hotel Company

5 out of 5
Price was $2,239, price is now $1,605 per person
$1,605
per person
Mar 23 - Mar 29
found 1 day ago
Roundtrip flight included
Denver (DEN) to Lisbon (LIS)
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Frequently asked questions

Can I catch a flight from Denver Airport to Lisbon/Portela Airport right now?
It's prudent to know about any quarantine requirements and travel advice reports in place in your destination. Ensure you go to our Covid-19 Travel Advisor for up-to-date info on flying to Lisbon Airport from Denver Intl. Airport (DEN).
What terminal is United Airlines at Denver Airport?
You should find out which terminal United Airlines departs from at DEN once you receive your ticket. The same goes for information regarding your arrival at Humberto Delgado Airport (LIS). If those details are missing, ask your airline.
Are there United Airlines non-stop flights from DEN to LIS?
As you can't fly nonstop from DIA airport to Lisbon/Portela Airport with United Airlines, make the most of your layover. Shout yourself one of your favorite refreshments at a cozy airport bar, or explore the terminal and enjoy some retail therapy.
How long is a United Airlines flight from DEN to LIS?
Life is one grand journey — and so is your trip from DIA airport to Lisbon Airport with United Airlines. With an average flying time of 10 hours and 43 minutes, be sure to bring essentials on board like noise-canceling headphones, a jacket and toiletries.
How many direct and indirect flights does United Airlines fly from DEN to LIS?
Journeying between DIA airport and Humberto Delgado Airport (LIS) is easy. There are no fewer than 7 United Airlines flights that connect DEN and LIS each week.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to LIS, please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Discover our best United flight from Denver DEN to Lisbon LIS 

To find the best deals on flights to Denver from Lisbon with United, just enter your travel dates, filter by United, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Denver DEN to Lisbon LIS with United 

If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $557 to $557, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way United flights from Denver DEN to Lisbon LIS 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way United flight from Denver to Lisbon costs from $265. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to Lisbon LIS from  Denver DEN with United 

To find a cheap United flight from Denver DEN to Lisbon LIS, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on United flights from Denver DEN to Lisbon LIS 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as March, or if you book a flight with a stopover. 

 

Find nonstop flights from Denver DEN to Lisbon LIS with United 

If you’re keen to be on Lisbon soil fast, don’t waste time with a stopover—filter your search results to show direct United flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for United flights from Denver DEN to Lisbon LIS 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to Lisbon LIS from  Denver DEN with United on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

United Airports
Hop on a(n) United flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
ORDUSAO'Hare Intl.227
DENUSADenver Intl.226
IAHUSAGeorge Bush Intercontinental136
IADUSAWashington Dulles Intl.100
SFOUSASan Francisco Intl.64
LAXUSALos Angeles Intl.23
EWRUSALiberty Intl.20
FRADEUFrankfurt Intl.19
NRTJPNNarita Intl.19
PEKCHNCapital Intl.16

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*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.