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Portugal

$380+ 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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LIS
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$650
(Booking.com)

One-way from

$380
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$636
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. 26% potential increase in price ($346 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($48 potential savings vs. average RT price).
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Average for round-trip flights in February 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 February 20, 2025.

This British Airways deal was found by Cheapflights users on 2/18. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/46:30 pmPDX - LIS
1 stop19h 15mBritish Airways
Fri 3/147:05 amLIS - PDX
1 stop17h 30mBritish Airways
Deal found 2/18$651
This KLM deal was found by Cheapflights users on 2/19. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1711:23 amEUG - OPO
2 stops16h 27mKLM
Tue 4/86:20 amOPO - EUG
2 stops24h 34mKLM
Deal found 2/19$653
This Orbitz deal was found by Cheapflights users on 2/19. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/122:15 pmEUG - OPO
2 stops26h 20mLufthansa
Wed 4/26:15 amOPO - EUG
2 stops23h 18mLufthansa
Deal found 2/19$656
This United Airlines deal was found by Cheapflights users on 2/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/175:00 amEUG - OPO
2 stops27h 25mUnited Airlines
Wed 4/96:00 amOPO - EUG
3 stops22h 50mUnited Airlines
Deal found 2/19$663
This Air Canada deal was found by Cheapflights users on 2/20. 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.
Tue 3/2510:10 amPDX - LIS
2 stops20h 10mAir Canada
Mon 4/711:25 amLIS - PDX
2 stops30h 10mAir Canada
Deal found 2/20$674
This United deal was found by Cheapflights users on 2/19. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/175:00 amEUG - OPO
2 stops24h 50mMultiple Airlines
Mon 4/712:10 pmOPO - EUG
2 stops40h 40mMultiple Airlines
Deal found 2/19$674
This United Airlines deal was found by Cheapflights users on 2/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1011:58 pmPDX - LIS
2 stops27h 17mUnited Airlines
Mon 3/246:10 amLIS - PDX
2 stops25h 40mUnited Airlines
Deal found 2/18$677
This KLM deal was found by Cheapflights users on 2/20. 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 3/92:25 pmPDX - OPO
1 stop14h 00mKLM
Sat 3/2211:15 amOPO - PDX
1 stop32h 10mKLM
Deal found 2/20$680
This Delta deal was found by Cheapflights users on 2/20. 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.
Sun 3/97:23 amPDX - OPO
2 stops20h 32mDelta
Sat 3/2211:15 amOPO - PDX
1 stop32h 10mDelta
Deal found 2/20$681
This CheapOair deal was found by Cheapflights users on 2/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/121:00 pmPDX - LIS
2 stops27h 30mLufthansa
Wed 3/196:10 amLIS - PDX
2 stops22h 00mLufthansa
Deal found 2/19$686
This Iberia deal was found by Cheapflights users on 2/19. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/127:30 pmPDX - LIS
1 stop15h 15mMultiple Airlines
Wed 3/196:30 amLIS - PDX
2 stops18h 05mMultiple Airlines
Deal found 2/19$704
This United Airlines deal was found by Cheapflights users on 2/20. 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 3/67:46 amPDX - OPO
2 stops23h 24mUnited Airlines
Thu 3/136:00 amOPO - PDX
2 stops23h 55mUnited Airlines
Deal found 2/20$709

Find flights from Oregon to Portugal within your budget

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 February 20, 2025.

Fly from

Oregon

Fly to

Portugal

Route

Depart

Return

Price

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Tue 3/4

6:30 pm-9:45 pm

1 stop19h 15m

Lisbon Humberto Delgado

Fri 3/14

7:05 am-5:35 pm

1 stop17h 30m

$651

EugenePorto

EUG - OPO

EUGOPO

Eugene

Mon 3/17

11:23 am-10:50 am

2 stops16h 27m

Porto

Tue 4/8

6:20 am-10:54 pm

2 stops24h 34m

$653

EugenePorto

EUG - OPO

EUGOPO

Eugene

Wed 3/12

2:15 pm-11:35 pm

2 stops26h 20m

Porto

Wed 4/2

6:15 am-9:33 pm

2 stops23h 18m

$656

EugenePorto

EUG - OPO

EUGOPO

Eugene

Mon 3/17

5:00 am-3:25 pm

2 stops27h 25m

Porto

Tue 4/8

6:00 am-8:50 pm

3 stops22h 50m

$663

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Tue 3/25

10:10 am-1:20 pm

2 stops20h 10m

Lisbon Humberto Delgado

Mon 4/7

11:25 am-9:35 am

2 stops30h 10m

$674

EugenePorto

EUG - OPO

EUGOPO

Eugene

Mon 3/17

5:00 am-12:50 pm

2 stops24h 50m

Porto

Mon 4/7

12:10 pm-8:50 pm

2 stops40h 40m

$674

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Mon 3/10

11:58 pm-10:15 am

2 stops27h 17m

Lisbon Humberto Delgado

Mon 3/24

6:10 am-12:50 am

2 stops25h 40m

$677

PortlandPorto

PDX - OPO

PDXOPO

Portland

Sun 3/9

2:25 pm-11:25 am

1 stop14h 00m

Porto

Sat 3/22

11:15 am-12:25 pm

1 stop32h 10m

$680

PortlandPorto

PDX - OPO

PDXOPO

Portland

Sun 3/9

7:23 am-10:55 am

2 stops20h 32m

Porto

Sat 3/22

11:15 am-12:25 pm

1 stop32h 10m

$681

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Wed 3/12

1:00 pm-11:30 pm

2 stops27h 30m

Lisbon Humberto Delgado

Wed 3/19

6:10 am-9:10 pm

2 stops22h 00m

$686

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 55 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.

Travel insights for flights from Oregon to Portugal

Get recent, data-driven insights about flights from Oregon to Portugal including ideal travel times, pricing trends, and more.

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 $1,234). 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 February 20, 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 February 20, 2025.
Read reviews from past customers who have flown Delta, KLM and Finnair 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
8,219 reviews

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

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
8,219 reviews
Delta
8.0
Very good
8,219 reviews

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

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
8,219 reviews

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

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.

Finnair
7.6
Good
1,274 reviews
Delta
8.0
Very good
8,219 reviews

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

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
1,568 reviews
Delta
8.0
Very good
8,219 reviews

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

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
8,765 reviews
Delta
8.0
Very good
8,219 reviews

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

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 American Airlines ($462), Finnair ($464), and British Airways ($485).

  • 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 $1,234). 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$531Average$829FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$563Average$720FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$568Average$939FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$570Average$1,216FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$572Average$1,422FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$577Average$968FlexibilityNo cancel feeOn-time67%
KLMCheapest$578Average$1,071FlexibilityNo cancel feeOn-time75%
DeltaCheapest$594Average$1,113FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$595Average$873FlexibilityNo cancel feeOn-time72%
Air FranceCheapest$643Average$857FlexibilityNo cancel feeOn-time77%
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