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$397+ Cheap flights from Portugal 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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — PDX
Aug 21 — Aug 281
Thu 8/21
Thu 8/28
1 adult, Economy
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Cheap flight deals from Portugal to Portland

Keep the following information in mind while searching for Portugal to Portland flight deals. Data was last updated August 16, 2025.

Round-trip from

$835
(United Airlines)

One-way from

$397
(Mytrip)

Popular in

July

Cheapest in

February

Average price

$974
From Portugal to Portland
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One-way flight from Portugal to Portland
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Highest demand for flights based on searches. 11% potential increase in price ($118 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Portugal to Portland

Cheapest flights from Portugal to Portland
Explore the most affordable flight options available from Portugal to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 16, 2025.

This United Airlines deal was found by Cheapflights users on 8/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/45:00 amLIS - PDX
2 stops24h 45mUnited Airlines
Mon 12/86:00 amPDX - LIS
2 stops18h 10mUnited Airlines
Deal found 8/14$835
This United Airlines deal was found by Cheapflights users on 8/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/25:05 amLIS - PDX
2 stops21h 28mUnited Airlines
Thu 10/168:08 amPDX - LIS
1 stop18h 22mUnited Airlines
Deal found 8/16$844
This lol.travel deal was found by Cheapflights users on 8/15. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1510:25 amLIS - PDX
2 stops34h 18mUnited Airlines
Sun 9/2812:53 pmPDX - LIS
2 stops35h 27mUnited Airlines
Deal found 8/15$859
This Air Canada deal was found by Cheapflights users on 8/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/25:05 amLIS - PDX
2 stops41h 41mAir Canada
Wed 10/153:25 pmPDX - LIS
2 stops33h 55mAir Canada
Deal found 8/15$866
This Delta deal was found by Cheapflights users on 8/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/295:00 amLIS - PDX
1 stop14h 20mDelta
Mon 10/61:40 pmPDX - LIS
2 stops20h 10mDelta
Deal found 8/15$870
This KLM deal was found by Cheapflights users on 8/14. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/211:40 amLIS - PDX
1 stop31h 25mMultiple Airlines
Thu 10/1611:26 amPDX - LIS
2 stops19h 24mMultiple Airlines
Deal found 8/14$872
This KLM deal was found by Cheapflights users on 8/14. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/217:30 pmLIS - PDX
1 stop23h 50mKLM
Sun 9/2812:55 pmPDX - LIS
1 stop17h 40mKLM
Deal found 8/14$873
This Delta deal was found by Cheapflights users on 8/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/25:00 amLIS - PDX
2 stops23h 56mDelta
Thu 10/1611:10 amPDX - LIS
2 stops16h 05mDelta
Deal found 8/15$875
This KLM deal was found by Cheapflights users on 8/15. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/211:40 amLIS - PDX
1 stop31h 25mMultiple Airlines
Wed 10/1511:10 amPDX - LIS
2 stops16h 05mMultiple Airlines
Deal found 8/15$876

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portugal 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 August 16, 2025.
Use the filters below to find and compare flights from Portugal to Portland that are best for you.

Fly from

Portugal

Fly to

Portland

Route

Depart

Return

Price

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 12/4

5:00 am-9:45 pm

2 stops24h 45m

Portland

Mon 12/8

6:00 am-8:10 am

2 stops18h 10m

$835

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 10/2

5:05 am-6:33 pm

2 stops21h 28m

Portland

Thu 10/16

8:08 am-10:30 am

1 stop18h 22m

$844

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Mon 9/15

10:25 am-12:43 pm

2 stops34h 18m

Portland

Sun 9/28

12:53 pm-8:20 am

2 stops35h 27m

$859

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 10/2

5:05 am-2:46 pm

2 stops41h 41m

Portland

Wed 10/15

3:25 pm-9:20 am

2 stops33h 55m

$866

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Mon 9/29

5:00 am-11:20 am

1 stop14h 20m

Portland

Mon 10/6

1:40 pm-5:50 pm

2 stops20h 10m

$870

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 10/2

11:40 am-11:05 am

1 stop31h 25m

Portland

Thu 10/16

11:26 am-2:50 pm

2 stops19h 24m

$872

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 10/9

11:40 am-11:05 am

1 stop31h 25m

Portland

Wed 10/22

11:10 am-11:15 am

2 stops16h 05m

$872

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Mon 10/20

9:05 pm-7:36 pm

3 stops30h 31m

$397

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Wed 10/22

9:15 pm-6:40 pm

3 stops53h 25m

$409

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Fri 9/19

9:45 pm-1:04 pm

3 stops47h 19m

$425

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

Showing 1-10 of 14 results
1
2

Best time to book a flight from Portugal to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Portugal 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 Portugal to Portland

What is the cheapest month to book a flight from Portugal to Portland?

Currently, November is the cheapest month in which you can book a flight from Portugal to Portland (average of $277). Flying from Portugal to Portland in March is currently the most expensive (average of $369). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PT to PDX?

Find hourly flight availability from Portugal to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 16, 2025.

When flying from Portugal to Portland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 August 16, 2025.
Read through reviews of airlines operating flights from Portugal to Portland, such as Delta, KLM, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,985 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Delta
8.0
Very good
7,985 reviews
Delta
8.0
Very good
7,985 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
KLM
7.8
Good
1,384 reviews
Delta
8.0
Very good
7,985 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
United Airlines
7.4
Good
8,916 reviews
Delta
8.0
Very good
7,985 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
British Airways
6.7
Okay
7,267 reviews
Delta
8.0
Very good
7,985 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

Related info for your journey

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

  • What airport do you fly into for flights to Portland from Portugal?

    For a flight from Portugal to Portland, you will be flying into Portland. Portland (PDX) is just 6.0 mi from the center of the city.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portugal 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.

  • What is the cheapest month to book a flight from Portugal to Portland?

    Currently, November is the cheapest month in which you can book a flight from Portugal to Portland (average of $277). Flying from Portugal to Portland in March is currently the most expensive (average of $369). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Portland?

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

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Alternative routes for Portugal to Portland

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Top 4 airlines flying from Portugal to Portland

Discover the top 4 airlines that operate flights from Portugal 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 August 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$757Average$876FlexibilityNo cancel feeOn-time70%
DeltaCheapest$759Average$1,073FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$786Average$897FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$808Average$911FlexibilityNo cancel feeOn-time69%

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