PDX - LIS

£262 Find Cheap Flights from Portland to Lisbon – Compare and Save

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Everything you should know

Cheapest return flight
£548
Typical prices: £506-£873
Icelandair
Fri 7/12Sat 15/12
PDX - LIS • 1 stop
Cheapest one-way flight
£262
Typical prices: £334-£512
British Airways
Thu 26/4
PDX - LIS • 1 stop
Direct flights
There are currently no direct flights between Portland and Lisbon. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
in advance
Our data shows that travellers who book at least 20 weeks in advance save around 13% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 35% price drop
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Cheapest • Avg £407 (return)
Shortest trip • 15h 04m (one-way)
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Insights
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We hope you enjoy your trip to Lisbon!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Portland to Lisbon (PDX-LIS)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Portland to Lisbon

Mon, 7 Dec - Tue, 15 Dec
Icelandair Logo
14:45 - 12:50PDX  Portland-LIS Lisbon Humberto Delgado
14h 05m1 stop Reykjavik Keflavik Intl
Icelandair Logo
14:00 - 17:00LIS  Lisbon Humberto Delgado-PDX Portland
35h 00m1 stop Reykjavik Keflavik Intl
£548Icelandair
Sat, 5 Dec - Thu, 17 Dec
Icelandair Logo
14:45 - 12:50PDX  Portland-LIS Lisbon Humberto Delgado
14h 05m1 stop Reykjavik Keflavik Intl
Icelandair Logo
14:00 - 17:00LIS  Lisbon Humberto Delgado-PDX Portland
35h 00m1 stop Reykjavik Keflavik Intl
£549Icelandair
Mon, 9 Nov - Sun, 22 Nov
Icelandair Logo
14:45 - 12:45PDX  Portland-LIS Lisbon Humberto Delgado
14h 00m1 stop Reykjavik Keflavik Intl
Icelandair Logo
14:00 - 17:00LIS  Lisbon Humberto Delgado-PDX Portland
35h 00m1 stop Reykjavik Keflavik Intl
£557Icelandair
Mon, 19 Apr - Tue, 27 Apr
KLM Logo
13:05 - 18:40PDX  Portland-LIS Lisbon Humberto Delgado
21h 35m1 stop Amsterdam Schiphol
KLM Logo
05:00 - 11:10LIS  Lisbon Humberto Delgado-PDX Portland
14h 10m1 stop Amsterdam Schiphol
£565KLM
Sun, 21 Feb - Fri, 5 Mar
KLM Logo
07:00 - 08:00PDX  Portland-LIS Lisbon Humberto Delgado
17h 00m1 stop New York John F Kennedy Intl
KLM Logo
05:00 - 11:20LIS  Lisbon Humberto Delgado-PDX Portland
14h 20m1 stop Amsterdam Schiphol
£570KLM
Tue, 2 Feb - Fri, 12 Feb
Delta Logo
07:00 - 08:00PDX  Portland-LIS Lisbon Humberto Delgado
17h 00m1 stop New York John F Kennedy Intl
Delta Logo
05:00 - 11:20LIS  Lisbon Humberto Delgado-PDX Portland
14h 20m1 stop Amsterdam Schiphol
£570Delta
Sun, 14 Feb - Fri, 26 Feb
Multiple Airlines Logo
23:20 - 08:10PDX  Portland-LIS Lisbon Humberto Delgado
24h 50m1 stop Newark
Multiple Airlines Logo
10:55 - 20:46LIS  Lisbon Humberto Delgado-PDX Portland
41h 51m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl
£572Multiple Airlines
Mon, 19 Apr - Fri, 23 Apr
Delta Logo
13:05 - 10:55PDX  Portland-LIS Lisbon Humberto Delgado
13h 50m1 stop Amsterdam Schiphol
Delta Logo
05:00 - 11:10LIS  Lisbon Humberto Delgado-PDX Portland
14h 10m1 stop Amsterdam Schiphol
£573Delta
Wed, 3 Feb - Wed, 17 Feb
United Airlines Logo
07:10 - 09:20PDX  Portland-LIS Lisbon Humberto Delgado
18h 10m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl
United Airlines Logo
11:20 - 11:49LIS  Lisbon Humberto Delgado-PDX Portland
32h 29m2 stops Toronto Pearson Intl Chicago O'Hare Intl
£576United Airlines
Tue, 2 Feb - Tue, 16 Feb
Delta Logo
07:00 - 08:00PDX  Portland-LIS Lisbon Humberto Delgado
17h 00m1 stop New York John F Kennedy Intl
Delta Logo
05:00 - 16:59LIS  Lisbon Humberto Delgado-PDX Portland
19h 59m2 stops Amsterdam Schiphol Seattle/Tacoma Intl
£577Delta
Booking Insights

Price, demand, and travel trends for Portland to Lisbon flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

How much is a return flight from Portland to Lisbon?

Return flights from Portland to Lisbon typically range from £506 to £873. The lowest price found in the past 5 days was £548 on Icelandair.

What's the cheapest day of the week to fly from Portland to Lisbon?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Portland to Lisbon. It's 8% cheaper than the average day, while Friday is the most expensive, with prices 16% higher.

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

•February is the cheapest month to fly from Portland to Lisbon at £449 return.
•June (£1,000) and July (£829) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 122% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Portland to Lisbon the cheapest?

Flights from Portland to Lisbon are cheapest 20 weeks before departure. Booking in this window typically costs about 13% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Portland to Lisbon flights

Low season

January

Cheapest flight

£262
Beat the crowds with an average 54% drop in traveller numbers.
The most popular month to fly with an average 50% increase in traveller numbers.
One-way flight from Portland to Lisbon

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

Your Portland to Lisbon flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • How long is a flight from Portland to Lisbon?

    A direct flight from Portland to Lisbon takes 00m, covering 5,295 miles.

  • Do I need a passport to fly from Portland to Lisbon?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Portland to Lisbon flight?

    Return flights from Portland to Lisbon range from £506 to £873, with an average of £689 over the past 12 months. Anything below £506 counts as a good deal.

  • How expensive are last-minute Portland to Lisbon flights?

    Last-minute fares on this route (booked within two weeks of departure) are 1% below the route average of £689. Booking late can sometimes save you money, but availability is limited.

  • How are flight prices from Portland to Lisbon looking right now?

    One-way fares from Portland to Lisbon are currently lower than usual. Average one-way flight prices are about £293, which is 25% below the typical average for this route.

  • Which car hire options are available at Lisbon Humberto Delgado Airport (LIS)?

    Lisbon Humberto Delgado Airport (LIS) hosts 5 major car hire companies, with daily rates starting from around £17 for economy cars. Top options include:

    • Klass Wagen
    • Goldcar Rental SP
    • Drive on Holiday
    • GREEN MOTION
    • Guerin

  • Which airports can I use when flying from Portland to Lisbon?

    Flights from Portland to Lisbon usually depart from Portland (PDX) and arrive at Lisbon Humberto Delgado (LIS).

  • Which airports do connecting flights from Portland to Lisbon pass through?

    One-stop flights from Portland to Lisbon most commonly connect through:

    • London Heathrow (LHR) – 50% of one-stop connections
    • Amsterdam Schiphol (AMS) – 33% of one-stop connections
    • Philadelphia (PHL) – 8% of one-stop connections
    • New York John F Kennedy Intl (JFK) – 4% of one-stop connections

  • Can I save money by using flexible dates for flights from Portland to Lisbon?

    Yes. Flexible dates can save you up to 22% on flights from Portland to Lisbon. Tuesday is the cheapest departure day at £636 return on average, while Friday is the most expensive at £806, a difference of £169.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different stopover airport from Portland to Lisbon?

    Flying via Amsterdam Schiphol (AMS) gives the shortest average 1-stop total travel time of 15h 04m, compared to 15h 21m via London Heathrow (LHR) and 15h 24m via Boston Logan Intl (BOS).

  • What is the time difference between Portland and Lisbon?

    Lisbon is 7 hours ahead of Portland (Western European Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Lisbon?

    Some of the most popular sights in Lisbon are Chiado, Museu Calouste Gulbenkian, and Praça de D. Pedro IV. These are among the most viewed places in Lisbon on KAYAK.

  • 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.

Your guide to booking Portland to Lisbon flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Friday. On this route, Tuesday flights average £636, about £169 less than Friday fares (21% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 20 weeks before you fly. On this route, that window historically saves about 13% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Portland to Lisbon trip for February. Fares historically average £449 return in that month – typically £551 less than the most expensive month, which is June (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Lisbon Humberto Delgado Airport.

    • B&B Hotel Lisboa Aeroporto
    • Masa Hotel Wellness & Spa Campo Grande Lisbon
    • Meliá Lisboa Aeroporto
  • 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.

More options for your flight from Portland to Lisbon

Complete your trip to Lisbon with a hotel stay or car hire