$279 Find Cheap Flights from Denver to Portugal - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Denver to Portugal departing on 10/7. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
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1 adult, Economy, 0 bags

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Cheap Flights from Denver to Portugal

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours
Lisbon
Lisbon1 stop$689
Porto
Porto1 stop$694
Faro
Faro1 stop$737
Ponta Delgada
Ponta Delgada1 stop$802
Funchal
Funchal1 stop$729
Lajes
Lajes2 stops$1,082
Porto Santo
Porto Santo2 stops$1,155
Lisbon
Lisbon1 stop$689
Porto
Porto1 stop$694
Faro
Faro1 stop$737
Ponta Delgada
Ponta Delgada1 stop$802
Funchal
Funchal1 stop$729
Lajes
Lajes2 stops$1,082
Porto Santo
Porto Santo2 stops$1,155

Book Cheap Denver to Portugal Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Denver to Portugal that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Denver to Portugal

Sat, Nov 7 - Sun, Nov 15
Icelandair Logo
3:40 pm - 12:50 pmDEN  Denver Intl-LIS Lisbon Humberto Delgado
14h 10m1 stop Reykjavik Keflavik Intl
Icelandair Logo
2:00 pm - 6:00 pmLIS  Lisbon Humberto Delgado-DEN Denver Intl
35h 00m1 stop Reykjavik Keflavik Intl
$689Icelandair
Sat, Nov 14 - Thu, Nov 19
Icelandair Logo
3:40 pm - 12:50 pmDEN  Denver Intl-LIS Lisbon Humberto Delgado
14h 10m1 stop Reykjavik Keflavik Intl
Icelandair Logo
2:00 pm - 6:00 pmLIS  Lisbon Humberto Delgado-DEN Denver Intl
35h 00m1 stop Reykjavik Keflavik Intl
$689Icelandair
Tue, Nov 10 - Tue, Nov 17
Multiple Airlines Logo
4:15 pm - 12:50 pmDEN  Denver Intl-OPO Porto
13h 35m1 stop Munich Franz Josef Strauss
Multiple Airlines Logo
12:05 pm - 8:27 pmOPO  Porto-DEN Denver Intl
39h 22m2 stops Zurich Montreal Pierre Elliott Trudeau Intl
$694Multiple Airlines
Tue, Nov 10 - Tue, Nov 17
Multiple Airlines Logo
11:20 am - 12:05 pmDEN  Denver Intl-OPO Porto
17h 45m2 stops Montreal Pierre Elliott Trudeau Intl Brussels Bruxelles-National
Multiple Airlines Logo
12:05 pm - 8:27 pmOPO  Porto-DEN Denver Intl
39h 22m2 stops Zurich Montreal Pierre Elliott Trudeau Intl
$698Multiple Airlines
Mon, Nov 9 - Mon, Nov 16
Lufthansa Logo
4:15 pm - 12:50 pmDEN  Denver Intl-OPO Porto
13h 35m1 stop Munich Franz Josef Strauss
Lufthansa Logo
1:45 pm - 2:30 pmOPO  Porto-DEN Denver Intl
31h 45m1 stop Munich Franz Josef Strauss
$700Lufthansa
Tue, Oct 27 - Fri, Nov 6
Lufthansa Logo
5:15 pm - 1:30 pmDEN  Denver Intl-LIS Lisbon Humberto Delgado
14h 15m1 stop Munich Franz Josef Strauss
Lufthansa Logo
5:00 am - 3:35 pmLIS  Lisbon Humberto Delgado-DEN Denver Intl
17h 35m1 stop Frankfurt am Main
$705Lufthansa
Tue, Nov 3 - Tue, Nov 17
Air Canada Logo
7:20 pm - 8:55 amDEN  Denver Intl-LIS Lisbon Humberto Delgado
30h 35m2 stops Edmonton Toronto Pearson Intl
Air Canada Logo
11:20 am - 6:03 pmLIS  Lisbon Humberto Delgado-DEN Denver Intl
37h 43m2 stops Toronto Pearson Intl Edmonton
$712Air Canada
Wed, Jan 13 - Wed, Jan 27
British Airways Logo
5:01 pm - 5:40 pmDEN  Denver Intl-LIS Lisbon Humberto Delgado
17h 39m1 stop London Heathrow
British Airways Logo
11:05 am - 9:11 pmLIS  Lisbon Humberto Delgado-DEN Denver Intl
17h 06m1 stop Philadelphia
$717British Airways
Wed, Oct 14 - Wed, Nov 4
Air Canada Logo
11:25 am - 9:20 amDEN  Denver Intl-LIS Lisbon Humberto Delgado
14h 55m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
11:20 am - 6:03 pmLIS  Lisbon Humberto Delgado-DEN Denver Intl
37h 43m2 stops Toronto Pearson Intl Edmonton
$720Air Canada
Wed, Oct 21 - Mon, Nov 2
British Airways Logo
6:35 pm - 3:40 pmDEN  Denver Intl-LIS Lisbon Humberto Delgado
14h 05m1 stop London Heathrow
British Airways Logo
6:35 pm - 3:10 pmLIS  Lisbon Humberto Delgado-DEN Denver Intl
27h 35m1 stop London Heathrow
$727British Airways
Booking Insights

KAYAK's insights & trends for Denver to Portugal flights

Get data-powered insights and trends into flights from Denver to Portugal to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Denver to Portugal?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Denver to Portugal, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Denver to Portugal is February, when tickets cost $637 (return) on average. On the other hand, the most expensive months are June and July, when the average cost of round-trip tickets is $1,327 and $1,174 respectively.

How far in advance should I book a flight from Denver to Portugal?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Denver to Portugal, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Denver to Portugal, you should book around 3 weeks before departure, which saves you about 14% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 9 weeks before departure.

Find deals

Good to know

Low season

January

Cheapest flight

$279
Best time to beat the crowds with an average 24% drop in price.
Most popular time to fly and prices are also 4% lower on average.
Flight from Denver to Faro

FAQs - booking Portugal flights

  • I’m flying from Denver to Northern Portugal. What airport should I land at?

    Passengers headed from Denver to the northern region of Portugal should consider looking for flights that land at Francisco Sá Carneiro Airport, just outside the city of Porto. Lufthansa provides a one-stop layover that goes to Munich Franz Josef Strauss Airport (MUC), while a United Airlines one-stop layover goes to Newark Liberty International Airport (EWR).

  • What airport should I use when flying to the Tagus Valley region?

    If you’re flying from Denver International Airport to Portugal to visit the Tagus Valley region, then consider booking flights to Humberto Delgado Airport, just outside the nation’s capital Lisbon. American Airlines offers a layover that stops at Philadelphia International Airport (PHL), while United Airlines has a one-stop layover that goes to Newark Liberty International Airport. In addition, British Airways provides a layover flight that makes one stop at London Heathrow Airport.

  • I’d like to visit the southernmost region of Portugal. What airport should I fly to?

    The Algarve region in the southern part of Portugal is well-known for its beaches. To get there from Denver International Airport, look for layover flights to Faro International Airport. Aer Lingus has a one-stop layover that goes to Dublin Airport (DUB), while Lufthansa has a one-stop layover that goes to Frankfurt Airport (FRA). In addition, United Airlines offers a layover that makes one stop at Newark Liberty International Airport.

  • Where should I fly to when visiting São Miguel in the Azores?

    São Miguel is the largest island in the Azores region of Portugal. If you’re headed there from Denver, consider looking for layover flights to Aeroporto João Paulo II (PDL), located near the capital city of Ponta Delgada. JetBlue and Azores Airlines offer a combined one-stop layover that goes to Boston Logan International Airport (BOS), as well as a slightly faster one-stop layover that goes to New York John F Kennedy International Airport (JFK).

  • How does KAYAK find such low prices on flights from Denver to Portugal?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Denver to Portugal.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Denver to Portugal?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Denver to Portugal is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Denver to Portugal?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Denver to Portugal with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Denver to Portugal?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Denver to Portugal up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Top tips for finding cheap flights to Portugal

  • United States citizens with a valid passport that has two blank pages and at least three months of validity past their departure date can travel to Portugal for up to 90 days, without needing a visa.
  • Headed to the islands of Madeira in Portugal? If so, consider looking at layover flights from Denver Airport to Cristiano Ronaldo Madeira International Airport (FNC). British Airways provides one-stop layovers that go to London Heathrow Airport (LHR).
  • The Beiras region of central Portugal doesn’t have any airports itself. However, it’s roughly halfway between Francisco Sá Carneiro Airport (OPO) in Porto to the north and Humberto Delgado Airport (LIS) in Lisbon to the south, so layover flights to either airport are convenient.
  • Denver International Airport (DEN) features a variety of accessible services and facilities for passengers with reduced mobility. These include accessible parking spaces, restrooms, elevators, wheelchairs upon request, and recognition of hidden disabilities through the Sunflower Lanyard program.
  • Although there are no airports in the Alentejo region of southern Portugal, Lisbon Humberto Delgado Airport is to the northwest and Faro International Airport (FAO) is to the south. Depending on where you’d like to go, layover flights to either airport will put you within a car ride or bus ride to the region.

Everything you need to know for your flight from Denver to Portugal

Information on your arrival and departure airports

Denver (DEN)