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$436+ Cheap flights from Lisbon (LIS) to Portland (PDX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — PDX
Aug 19 — Aug 261
Wed 8/19
Wed 8/26
1 adult, Economy
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Cheap flight deals from Lisbon to Portland

Cheapest flights from Lisbon to Portland
Explore the most affordable flight options available from Lisbon to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 20, 2026.

This Mytrip deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:10 am
LIS
-
PDX
3 stops35h 21m
Multiple Airlines
Mon 9/283:30 pm
PDX
-
LIS
3 stops31h 00m
Multiple Airlines
Deal found 7/19$834
This Rumbo deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/34:55 pm
LIS
-
PDX
2 stops36h 32m
Scandinavian Airlines
Sun 1/2410:00 am
PDX
-
LIS
2 stops46h 05m
Scandinavian Airlines
Deal found 7/16$841
This Scandinavian Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/14:55 pm
LIS
-
PDX
2 stops37h 31m
Scandinavian Airlines
Sun 1/2410:00 am
PDX
-
LIS
2 stops46h 05m
Scandinavian Airlines
Deal found 7/15$871
This Mytrip deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:15 am
LIS
-
PDX
2 stops33h 16m
Multiple Airlines
Tue 9/87:45 pm
PDX
-
LIS
2 stops26h 45m
Multiple Airlines
Deal found 7/18$900
This Iberia deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:35 am
LIS
-
PDX
2 stops21h 06m
Multiple Airlines
Sun 11/17:00 am
PDX
-
LIS
2 stops16h 40m
Multiple Airlines
Deal found 7/18$941
This Iberia deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/18:45 pm
LIS
-
PDX
2 stops32h 36m
Multiple Airlines
Sun 1/245:45 pm
PDX
-
LIS
1 stop16h 00m
Multiple Airlines
Deal found 7/15$956

Find flight deals from Lisbon to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Lisbon (LIS) to Portland (PDX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$834
(Mytrip)

One-way from

$436
(Kiwi.com)

Popular in

October

Cheapest in

February

Average price

$1,082
Provider with most accurate pricing for Lisbon Humberto Delgado-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lisbon Humberto Delgado-Portland flights.
Search Deals
From Lisbon Humberto Delgado to Portland
Search Deals
One-way flight from Lisbon Humberto Delgado to Portland
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($85 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lisbon to Portland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 20, 2026.
Use the filters below to find and compare flights from Lisbon to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Tue 12/1

4:55 pm-10:26 pm

2 stops37h 31m

Portland

Sun 1/24

10:00 am-4:05 pm

2 stops46h 05m

$874

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Wed 9/2

5:00 am-11:10 am

1 stop14h 10m

Portland

Wed 9/9

12:45 pm-5:50 pm

2 stops21h 05m

$986

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Tue 12/15

5:00 am-8:49 pm

2 stops23h 49m

Portland

Sat 1/30

10:00 am-8:10 am

1 stop14h 10m

$987

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Sat 12/12

5:00 am-11:11 pm

2 stops26h 11m

Portland

Sat 1/30

10:00 am-8:10 am

1 stop14h 10m

$987

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 12/17

5:00 am-11:00 pm

2 stops26h 00m

Portland

Sat 1/30

10:00 am-8:10 am

1 stop14h 10m

$987

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Tue 12/1

11:05 am-11:30 pm

1 stop20h 25m

Portland

Sun 1/24

5:45 pm-12:05 pm

1 stop34h 20m

$995

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Tue 12/1

11:05 am-10:20 pm

1 stop19h 15m

Portland

Sun 1/24

5:45 pm-9:45 pm

1 stop20h 00m

$998

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Sat 10/24

7:10 am-5:40 pm

1 stop18h 30m

Portland

Sun 11/1

5:45 pm-5:45 pm

1 stop16h 00m

$1,008

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Sun 9/13

11:55 am-11:10 am

1 stop31h 15m

Portland

Mon 9/28

7:10 am-8:00 am

1 stop16h 50m

$1,013
Quickest round-trip

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Fri 12/18

10:15 am-10:11 pm

1 stop19h 56m

Portland

Sat 1/30

10:00 am-8:10 am

1 stop14h 10m

$1,013

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/15

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Lisbon to Portland

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Lisbon to Portland in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Lisbon-Portland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Lisbon-Portland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Lisbon-Portland flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lisbon-Portland flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Lisbon-Portland flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Lisbon to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Lisbon with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

How much does it cost to fly round-trip from Lisbon to Portland?

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portland. Reviews last updated July 20, 2026.
Peruse reviews from past customers who have flown with United Airlines from Lisbon to Portland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,013 reviews

Overall

7.4

Entertainment

7.1

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
United Airlines
7.4
Good
10,013 reviews
United Airlines
7.4
Good
10,013 reviews

Overall

7.4

Entertainment

7.1

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this

Related info for your journey

Find useful and relevant information for your journey from Lisbon to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Lisbon to Portland?

    Airlines like Scandinavian Airlines, Delta, and United Airlines fly from Lisbon to Portland in about 14h 10m. The time it takes to get you to your destination can typically vary by up to 23h 21m. Airlines will cover a distance of 5295 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Lisbon to Portland round-trip?

    According to our current data, United Airlines ($863), offers the cheapest pricing from Lisbon to Portland. United Airlines is priced at 11% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Lisbon to Portland that include hotel bookings?

    Yes. In addition to deals on Lisbon to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Lisbon to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lisbon to Portland.

  • Can I find deals for business class flights from Lisbon to Portland?

    Yes. Cheapflights offers flight deals from Lisbon to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Beaverton
Seaside
Lincoln City
Vancouver
Longview
Lake Oswego
Hillsboro
Kelso
Clackamas
Troutdale
Cannon Beach
Long Beach
McMinnville
The Dalles
Wilsonville
Depoe Bay
Stevenson
Tillamook
Astoria
Gresham

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Lisbon to Portland

Discover the top airline that operate flights from Lisbon to Portland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$863Average$974FlexibilityNo cancel feeOn-time69%

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