S$595 Cheap Flights from Denver to Lisbon

View S$595 flight on Sun, 11 Jan, 2026Opens in a new window

Popular airlines from Denver Intl. Airport (DEN) to Humberto Delgado Airport (LIS)

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Cheap Flights from Denver to Lisbon (DEN-LIS)

Prices were available within the past 7 days and start at S$595 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Denver (DEN) to Lisbon (LIS)

November is typically the cheapest month to fly

From S$645 - S$1,670 per traveller.

Graph displaying average flight prices per month

Denver to Lisbon route information
Origin airport
Denver Intl.
Destination airport
Humberto Delgado
Distance
7728 km

Flights from Denver to Lisbon District

There are several airlines that operate frequent flights from Denver (DEN) to Lisbon (LIS) including

The earliest flight leaves Denver Intl. Airport at 07:00 and arrives at Portela Airport at 05:25. The last flight of the day departs Denver at 19:30 and arrives at Lisbon at 18:05.

The flight distance from Denver to Lisbon is about 8541 km, the shortest flight is 11 hours 15 minutes with United Airlines."

Expedia lets you search across the largest number of airlines and Lisbon District flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Denver Lisbon District flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Denver to Lisbon District trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Lisbon District flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Denver to Lisbon District with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from DIA airport to Lisbon/Portela Airport?
Start packing your suitcase, because round-trip flights between Denver Airport and Humberto Delgado Airport (LIS) start from . That's based on airfares available within the last 7 days on Expedia for flights departing within the next year. Prices can go up quickly, so book today to get the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from DEN to Lisbon Airport?
Most flights can be cancelled online, but every air carrier has different terms and conditions. If you do have to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Denver Airport to Humberto Delgado Airport (LIS) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for DIA airport to LIS flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from DEN to LIS?
From Denver Intl. Airport (DEN) to Humberto Delgado Airport (LIS), you'll be airborne for around 11 hours and 44 minutes. If you've been looking forward to finishing that long novel, here's your chance to do it.
How far is the flight from Denver Airport to Humberto Delgado Airport (LIS)?
The distance is around 7,800 kilometres, so fill your carry-on luggage with all you need to make the long journey comfortable. Wondering what to take on board your Denver to Lisbon District flight? A neck pillow, earplugs and a sleep mask are a few essentials.
Which airlines fly direct from Denver Airport to LIS?
Right now, no airlines offer direct flights from Denver Intl. Airport (DEN) to Humberto Delgado Airport (LIS). You'll have to book a flight with one or more stops. To score the best connections and price, lock in your fare well ahead of time.
Are DEN to Lisbon Airport flight tickets cheaper when they're purchased at the last minute?
Booking your trip from DEN to Lisbon Airport last minute could be your ticket to a fantastic deal. However, you might miss out on a flight altogether! If you'd rather play it safe, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to a year in advance. If your preferred air carrier hasn't released tickets yet, check back frequently as deals are updated on Expedia all the time.

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