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Find cheap flights from Portland to Lisbon

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Search hundreds of travel sites at once for deals on flights to Lisbon

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Portland to Lisbon, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Portland to Lisbon, as well as popular online travel agencies
In the last 7 days, travellers have searched 46,479,581 times on KAYAK, and here's why:

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Cheap flight deals from Portland to Lisbon (PDX-LIS)

 
These are the cheapest deals for flights from Portland to Lisbon currently on KAYAK along with options from the most popular airlines KAYAK users selected for this route. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent return flight deals from Portland to Lisbon

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from Portland to Lisbon.

Recent one-way flight deals from Portland to Lisbon

Only flying one-way? Below are some of the best one-way flight deals from Portland to Lisbon found on KAYAK recently.

Recent last-minute flight deals from Portland to Lisbon

Leaving soon but still want a bargain? Check out these latest deals for last minute flights from Portland to Lisbon.

Recent direct flight deals from Portland to Lisbon

The latest deals for direct flights from Portland to Lisbon so you can sit back and relax without the need for a layover.

Cheap bus & train deals from Portland to Lisbon

Find recent round-trip train or bus tickets from Portland to Lisbon.

All round-trip flight deals to Lisbon

The cheapest plane tickets to Lisbon found on KAYAK recently.
Discover the best prices and deals for you by selecting your travel dates.
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PDX-LIS
5295 mimulti-stop
LIS-PDX
5295 mimulti-stop
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PDX-LIS
5295 mimulti-stop
Multiple Airlines
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Flights from Portland to Lisbon - Travel Insights & Trends

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

What is the cheapest month to fly from Portland to Lisbon?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Portland to Lisbon, 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 Portland to Lisbon is February, where tickets cost £475 on average. On the other hand, the most expensive months are June and May, where the average cost of tickets is £1,253 and £1,077 respectively.

How far in advance should I book a flight from Portland to Lisbon?

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from Portland to Lisbon, removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from Portland to Lisbon, you should book around 1 day before departure. For the absolute cheapest price, our data suggests you should book 155 days before departure.

Good to know - Cheap tickets from Portland to Lisbon

Low season

July

High season

October
Best time to beat the crowds but there is an average 31% increase in price.
Most popular time to fly and prices are also 4% lower on average.

When to book flights from Portland to Lisbon

Are your dates flexible? Find out the best times to travel from Portland to Lisbon based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Portland to Lisbon

  • Which kid-friendly amenities does Delta Air Lines have on flights from Portland to Lisbon?

    Delta Air Lines offers a range of kid-friendly amenities on flights from Portland to Lisbon. Young travelers can enjoy Delta Sky Kids packs, filled with activity books and games. The in-flight entertainment system provides a variety of family-friendly movies, TV shows, and cartoons. These amenities ensure a comfortable and enjoyable journey for children on board.

  • Can I board Delta Air Lines with my pet from Portland to Lisbon?

    Yes, Delta Air Lines allows passengers to travel with pets from Portland to Lisbon. However, there are certain requirements and restrictions. Pets must be booked as cargo, and their total weight (including the carrier) should not exceed 70 lbs.

  • Can I pre-select my seat on British Airways flights from Portland to Lisbon?

    Yes, you can pre-select your seat on British Airways flights from Portland to Lisbon. It is advisable to do so during the booking process or by accessing your reservation through the airline's website or mobile app. Pre-selecting your seat allows you to choose your preferred seat location, such as by the window or aisle, ensuring a more comfortable journey.

  • Which public transportation options are available after my flight from Portland to Lisbon?

    After your flight from Portland to Lisbon, you can utilize various public transportation options. The city offers an efficient public transportation network, including buses, trams, and the metro. The metro system covers several areas of Lisbon, while buses and trams provide extensive coverage throughout the city. These options make it easy to explore Lisbon's attractions, neighborhoods, and surrounding areas conveniently and affordably.

  • Which aircraft models fly most regularly from Portland to Lisbon?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Portland to Lisbon?

    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 Portland to Lisbon.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Lisbon from Portland 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 Portland to Lisbon?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Lisbon with an airline and back to Portland with another airline.

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

    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 to Lisbon from Portland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

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KAYAK’s top tips for finding a cheap flight from Portland to Lisbon

  • Delta Air Lines aids sustainability travel on flights from Portland (PDX) to Lisbon (LIS) by implementing several initiatives. They use fuel-efficient aircraft, employ sustainable operational practices, and invest in carbon offset programs. They prioritize waste reduction and recycling, as well as promote sustainable sourcing and responsible consumption.
  • American Airlines offers a variety of special meals for flights from Portland to Lisbon. Passengers can choose from options such as vegetarian, vegan, gluten-free, kosher, and halal meals. Additionally, they provide options for diabetic, low-sodium, and lactose-free diets. It is recommended to request these special meals at least 24 hours before the flight departure to ensure availability and accommodate dietary needs.
  • Delta Air Lines offers seat-upgrade options for flights from Portland to Lisbon. Passengers can choose to upgrade to Delta One, the airline's premium cabin, which offers lie-flat seats, enhanced dining options, and personalized service. Additionally, Delta Comfort+ provides extra legroom and priority boarding. Economy passengers can also bid for an upgrade through Delta's Upgrade with Miles program or opt for paid upgrades based on availability.
  • American Airlines offers a range of in-flight entertainment options on flights from Portland to Lisbon. Passengers can enjoy a selection of movies, TV shows, music, and games on personal seatback screens. Additionally, Wi-Fi connectivity is available for browsing the internet, accessing social media, and staying connected throughout the flight.
  • Delta Air Lines commonly offers layovers on flights from Portland to Lisbon in cities such as Atlanta, New York (JFK), and Amsterdam. These layovers provide passengers with opportunities to connect to their onward flights. Please note that specific layover options may vary depending on the date and time of travel.
See more tips

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Everything you need to know for your flight from Portland to Lisbon

Information on your arrival and departure airports

Lisbon (LIS)
Portland (PDX)