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$437+ Cheap flights from Portugal to Oregon

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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — PDX
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Portugal to Oregon

Keep the following information in mind while searching for Portugal to Oregon flight deals. Data was last updated September 15, 2025.

Round-trip from

$749
(KLM)

One-way from

$437
(Kiwi.com)

Popular in

November

Cheapest in

February

Average price

$879
From Portugal to Oregon
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One-way flight from Portugal to Oregon
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Highest demand for flights based on searches. 23% potential increase in price ($312 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($74 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Portugal to Oregon

Cheapest flights from Portugal to Oregon
Explore the most affordable flight options available from Portugal to Oregon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This KLM deal was found by Cheapflights users on 9/14. 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 10/910:25 amLIS - PDX
1 stop32h 40mMultiple Airlines
Wed 10/2211:10 amPDX - LIS
2 stops16h 05mMultiple Airlines
Deal found 9/14$749
This KLM deal was found by Cheapflights users on 9/14. 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 10/910:25 amLIS - PDX
1 stop32h 40mKLM
Wed 10/221:15 pmPDX - LIS
1 stop17h 20mKLM
Deal found 9/14$751
This Delta deal was found by Cheapflights users on 9/15. 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 stops20h 10mDelta
Thu 10/167:30 amPDX - LIS
2 stops23h 20mDelta
Deal found 9/15$752
This American Airlines deal was found by Cheapflights users on 9/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/410:55 amLIS - PDX
2 stops20h 01mAmerican Airlines
Mon 12/82:18 pmPDX - LIS
2 stops23h 37mAmerican Airlines
Deal found 9/12$754
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/95:40 amLIS - PDX
2 stops20h 29mDelta
Wed 10/227:30 amPDX - LIS
2 stops19h 45mDelta
Deal found 9/14$757
This Air France deal was found by Cheapflights users on 9/14. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/3011:25 amLIS - PDX
1 stop32h 00mMultiple Airlines
Thu 12/117:05 amPDX - LIS
1 stop17h 50mMultiple Airlines
Deal found 9/14$758
This KLM deal was found by Cheapflights users on 9/14. 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 11/3011:25 amLIS - PDX
1 stop32h 00mKLM
Fri 12/121:25 pmPDX - LIS
1 stop36h 05mKLM
Deal found 9/14$760
This British Airways deal was found by Cheapflights users on 9/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/287:05 amLIS - PDX
1 stop16h 50mBritish Airways
Tue 12/97:38 amPDX - LIS
2 stops23h 07mBritish Airways
Deal found 9/14$761
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/265:40 amLIS - PDX
2 stops21h 17mDelta
Sun 10/1211:10 amPDX - LIS
2 stops16h 05mDelta
Deal found 9/14$766
This British Airways deal was found by Cheapflights users on 9/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/287:05 amLIS - PDX
1 stop16h 50mBritish Airways
Sat 12/1311:59 pmPDX - LIS
2 stops33h 46mBritish Airways
Deal found 9/14$767
This KLM deal was found by Cheapflights users on 9/14. 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.
Mon 12/15:00 amLIS - PDX
1 stop14h 25mMultiple Airlines
Thu 12/1110:05 amPDX - LIS
2 stops17h 15mMultiple Airlines
Deal found 9/14$773

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portugal to Oregon 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 September 15, 2025.
Use the filters below to find and compare flights from Portugal to Oregon that are best for you.

Fly from

Portugal

Fly to

Oregon

Route

Depart

Return

Price

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 10/30

11:25 am-12:25 pm

1 stop32h 00m

Portland

Thu 11/6

11:10 am-11:20 am

2 stops16h 10m

$749

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 10/9

10:25 am-11:05 am

1 stop32h 40m

Portland

Wed 10/22

11:10 am-11:15 am

2 stops16h 05m

$749

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 10/9

10:25 am-11:05 am

1 stop32h 40m

Portland

Wed 10/22

1:15 pm-10:50 pm

1 stop25h 35m

$751

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 10/2

5:00 am-6:03 pm

2 stops21h 03m

Portland

Thu 10/16

11:10 am-2:50 pm

2 stops19h 40m

$751

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 12/4

10:55 am-10:56 pm

2 stops20h 01m

Portland

Mon 12/8

2:18 pm-9:55 pm

2 stops23h 37m

$754

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Sun 11/30

11:25 am-11:25 am

1 stop32h 00m

Portland

Thu 12/11

10:05 am-11:20 am

2 stops17h 15m

$754

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Mon 10/27

9:05 pm-1:32 pm

3 stops47h 27m

$452

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 12/4

6:30 am-10:56 pm

2 stops24h 26m

$563

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 12/4

6:30 am-9:21 pm

2 stops22h 51m

$563

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Mon 12/29

7:05 am-3:55 pm

1 stop16h 50m

$571

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 13 results
1
2

Best time to book a flight from Portugal to Oregon

Have a flexible travel schedule? Discover the best time to fly to Oregon 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 Oregon

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

Currently, November is the cheapest month in which you can book a flight from Portugal to Oregon (average of $277). Flying from Portugal to Oregon in March is currently the most expensive (average of $368). 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 OR?

Find hourly flight availability from Portugal to Oregon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

When flying from Portugal to Oregon, 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 Oregon

Get insights into the airlines that provide service to Oregon. 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 Oregon. Reviews last updated September 15, 2025.
See what other customers who have flown with Delta, KLM, and United Airlines from Portugal to Oregon have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

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
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

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
1,385 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

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
8,929 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

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
7,361 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

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 Oregon. 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 Portugal to Oregon?

    A quick flight from Portugal to Oregon can take about 21h 03m. KLM provides one of the quickest options available for as low as $751. 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.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portugal to Oregon 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 Oregon?

    Currently, November is the cheapest month in which you can book a flight from Portugal to Oregon (average of $277). Flying from Portugal to Oregon in March is currently the most expensive (average of $368). 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

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Alternative routes for Portugal to Oregon

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Portugal to Oregon

Discover the top 4 airlines that operate flights from Portugal to Oregon. 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$757Average$886FlexibilityNo cancel feeOn-time70%
DeltaCheapest$759Average$1,073FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$786Average$950FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$863Average$974FlexibilityNo cancel feeOn-time69%

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