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Portugal

$397+ Cheap flights from Oregon to Portugal

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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LIS
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheap flight deals from Oregon to Portugal

Keep the following information in mind while searching for Oregon to Portugal flight deals. Data was last updated April 24, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$713
(Scandinavian Airlines)

One-way from

$397
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$857
Provider with most accurate pricing for Portland-Lisbon Humberto Delgado flight deals.
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Provider most trusted by Cheapflights users for Portland-Lisbon Humberto Delgado flights.
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From Oregon to Portugal
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One-way flight from Oregon to Portugal
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Highest demand for flights based on searches. 24% potential increase in price ($301 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Oregon to Portugal

Cheapest flights from Oregon to Portugal
Explore the most affordable flight options available from Oregon to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This United Airlines deal was found by Cheapflights users on 4/22. 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.
Wed 10/295:00 amEUG - LIS
2 stops25h 20mUnited Airlines
Wed 11/1911:00 amLIS - EUG
2 stops45h 15mUnited Airlines
Deal found 4/22$649
This Air Canada deal was found by Cheapflights users on 4/23. 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.
Sun 11/2310:39 amBOI - LIS
2 stops39h 41mAir Canada
Sat 12/1311:00 amLIS - BOI
2 stops41h 16mAir Canada
Deal found 4/23$678
This FlightHub deal was found by Cheapflights users on 4/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/243:05 pmBOI - LIS
2 stops43h 00mScandinavian Airlines
Mon 10/274:55 pmLIS - BOI
2 stops36h 25mScandinavian Airlines
Deal found 4/23$710
This Scandinavian Airlines deal was found by Cheapflights users on 4/23. 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.
Mon 9/291:00 pmPDX - FAO
2 stops35h 50mScandinavian Airlines
Sat 10/186:45 pmFAO - PDX
2 stops30h 21mScandinavian Airlines
Deal found 4/23$713
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Tue 10/141:55 pmRDM - LIS
2 stops35h 25mUnited Airlines
Thu 10/235:05 amLIS - RDM
2 stops23h 42mUnited Airlines
Deal found 4/23$736
This Delta deal was found by Cheapflights users on 4/22. 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 10/315:45 amEUG - LIS
2 stops20h 15mDelta
Fri 11/2111:15 amLIS - EUG
2 stops31h 24mDelta
Deal found 4/22$769
This Air Canada deal was found by Cheapflights users on 4/23. 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.
Sat 10/187:40 pmPDX - OPO
2 stops38h 35mAir Canada
Sun 10/266:15 amOPO - PDX
2 stops19h 09mAir Canada
Deal found 4/23$790
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Tue 10/79:54 amPDX - OPO
1 stop15h 51mUnited Airlines
Tue 10/216:00 amOPO - PDX
2 stops24h 30mUnited Airlines
Deal found 4/23$813
This Air Canada deal was found by Cheapflights users on 4/22. 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.
Fri 10/310:00 amPDX - LIS
2 stops17h 05mAir Canada
Fri 10/1012:50 pmLIS - PDX
2 stops18h 06mAir Canada
Deal found 4/22$816
This SWISS deal was found by Cheapflights users on 4/23. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/3010:51 amPDX - FAO
2 stops23h 29mSWISS
Tue 10/144:45 pmFAO - PDX
2 stops34h 01mSWISS
Deal found 4/23$816
This Cheapflightsfares deal was found by Cheapflights users on 4/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/67:25 pmPDX - LIS
1 stop14h 30mBritish Airways
Sun 10/197:20 amLIS - PDX
1 stop18h 15mBritish Airways
Deal found 4/24$821
This CheapOair deal was found by Cheapflights users on 4/23. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/153:56 pmPDX - LIS
2 stops21h 54mMultiple Airlines
Thu 5/225:05 amLIS - PDX
2 stops17h 35mMultiple Airlines
Deal found 4/23$823

Cheapflights Fare Finder

Customize your flight search to find flights from Oregon to Portugal 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 April 24, 2025.
Use the filters below to find and compare flights from Oregon to Portugal that are best for you.

Fly from

Oregon

Fly to

Portugal

Route

Depart

Return

Price

PortlandFaro

PDX - FAO

PDXFAO

Portland

Mon 9/29

1:00 pm-8:50 am

2 stops35h 50m

Faro

Sat 10/18

6:45 pm-5:06 pm

2 stops30h 21m

$713

RedmondLisbon

RDM - LIS

RDMLIS

Bend/Redmond

Tue 10/14

1:55 pm-9:20 am

2 stops35h 25m

Lisbon Humberto Delgado

Thu 10/23

5:05 am-8:47 pm

2 stops23h 42m

$736

PortlandPorto

PDX - OPO

PDXOPO

Portland

Sat 10/18

7:40 pm-6:15 pm

2 stops38h 35m

Porto

Sun 10/26

6:15 am-6:24 pm

2 stops19h 09m

$790

PortlandPorto

PDX - OPO

PDXOPO

Portland

Tue 10/7

9:54 am-9:45 am

1 stop15h 51m

Porto

Tue 10/21

6:00 am-10:30 pm

2 stops24h 30m

$813

PortlandFaro

PDX - FAO

PDXFAO

Portland

Tue 9/30

10:51 am-6:20 pm

2 stops23h 29m

Faro

Tue 10/14

4:45 pm-6:46 pm

2 stops34h 01m

$816

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Thu 5/15

3:56 pm-9:50 pm

2 stops21h 54m

Lisbon Humberto Delgado

Thu 5/22

5:05 am-2:40 pm

2 stops17h 35m

$823

PortlandFaro

PDX - FAO

PDXFAO

Portland

Wed 10/1

5:20 pm-7:30 pm

2 stops18h 10m

Faro

Thu 10/16

8:20 pm-11:05 am

1 stop22h 45m

$824

PortlandPorto

PDX - OPO

PDXOPO

Portland

Sat 10/18

11:20 am-3:30 pm

2 stops20h 10m

Porto

Sun 10/26

5:00 am-12:25 pm

1 stop14h 25m

$845

PortlandPorto

PDX - OPO

PDXOPO

Portland

Sat 10/18

1:15 pm-3:35 pm

1 stop18h 20m

Porto

Sun 10/26

11:15 am-12:25 pm

1 stop32h 10m

$846

PortlandPorto

PDX - OPO

PDXOPO

Portland

Fri 9/19

3:25 pm-9:35 am

2 stops34h 10m

Porto

Fri 10/10

8:40 am-6:46 pm

2 stops18h 06m

$851

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 57 results
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Best time to book a flight from Oregon to Portugal

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

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

Currently, January is the cheapest month in which you can book a flight from Oregon to Portugal (average of $612). Flying from Oregon to Portugal in June is currently the most expensive (average of $1,203). 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 OR to PT?

Find hourly flight availability from Oregon to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 24, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Oregon to Portugal as you normally would.

Rainfall in Portugal by month

Plan your trip to Portugal by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.

Temperature in Portugal by month

Plan your trip to Portugal by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portugal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated April 24, 2025.
Read reviews from past customers who have flown Delta, KLM and SWISS from Oregon to Portugal. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,920 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,920 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,582 reviews
Delta
8.0
Very good
7,920 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,442 reviews
Delta
8.0
Very good
7,920 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,685 reviews
Delta
8.0
Very good
7,920 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

  • What are the cheapest airlines to fly from Oregon to Portugal one-way?

    The cheapest airlines for a one-way flight from Oregon to Portugal are Scandinavian Airlines ($495), British Airways ($566), and Lufthansa ($571).

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Oregon to Portugal (average of $612). Flying from Oregon to Portugal in June is currently the most expensive (average of $1,203). 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 Oregon to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Oregon to Portugal

Discover the top 10 airlines that operate flights from Oregon to Portugal. 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 April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$434Average$490FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$554Average$974FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$563Average$720FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$564Average$966FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$569Average$1,120FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$572Average$1,184FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$586Average$1,117FlexibilityNo cancel feeOn-time67%
KLMCheapest$587Average$1,085FlexibilityNo cancel feeOn-time75%
DeltaCheapest$588Average$1,123FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$595Average$873FlexibilityNo cancel feeOn-time72%

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