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$374+ 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 6/10. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — PDX
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$814
(British Airways)

One-way from

$374
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$818
Provider with most accurate pricing for Lisbon Humberto Delgado-Portland flight deals.
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Provider most trusted by Cheapflights users for Lisbon Humberto Delgado-Portland flights.
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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. 16% potential increase in price ($179 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 1, 2025.

This British Airways deal was found by Cheapflights users on 4/30. 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.
Wed 12/38:45 pmLIS - PDX
2 stops27h 59mBritish Airways
Fri 1/25:55 amPDX - LIS
2 stops22h 15mBritish Airways
Deal found 4/30$801
This Delta deal was found by Cheapflights users on 4/30. 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.
Sat 6/145:00 amLIS - PDX
1 stop14h 20mDelta
Sat 6/212:20 pmPDX - LIS
2 stops19h 35mDelta
Deal found 4/30$817
This KLM deal was found by Cheapflights users on 4/30. 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.
Wed 5/75:00 amLIS - PDX
1 stop14h 20mKLM
Fri 5/161:15 pmPDX - LIS
1 stop13h 40mKLM
Deal found 4/30$821
This Finnair deal was found by Cheapflights users on 4/30. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:15 amLIS - PDX
2 stops19h 33mMultiple Airlines
Sat 1/38:01 amPDX - LIS
2 stops23h 24mMultiple Airlines
Deal found 4/30$855
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Mon 5/511:05 amLIS - PDX
2 stops17h 31mAmerican Airlines
Thu 5/297:25 pmPDX - LIS
1 stop19h 40mAmerican Airlines
Deal found 4/30$906
This Air France deal was found by Cheapflights users on 4/30. 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 5/45:40 amLIS - PDX
2 stops16h 50mAir France
Thu 5/2911:25 amPDX - LIS
2 stops15h 50mAir France
Deal found 4/30$910
This Air Canada deal was found by Cheapflights users on 4/30. 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 5/611:25 amLIS - PDX
2 stops35h 50mAir Canada
Sat 5/313:25 pmPDX - LIS
2 stops35h 40mAir Canada
Deal found 4/30$1,035
This United Airlines deal was found by Cheapflights users on 4/30. 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 5/810:25 amLIS - PDX
2 stops18h 28mUnited Airlines
Fri 5/237:41 pmPDX - LIS
2 stops28h 39mUnited Airlines
Deal found 4/30$1,099

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 May 1, 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

Sat 6/14

11:05 am-9:55 pm

1 stop18h 50m

Portland

Sat 6/21

7:25 pm-11:10 pm

1 stop19h 45m

$814

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Sat 6/14

5:00 am-11:20 am

1 stop14h 20m

Portland

Sat 6/21

2:20 pm-5:55 pm

2 stops19h 35m

$817

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Sat 5/17

5:55 am-6:45 pm

2 stops20h 50m

Portland

Wed 5/21

3:25 pm-9:50 pm

2 stops22h 25m

$1,010

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Sat 5/17

5:00 am-11:20 am

1 stop14h 20m

Portland

Wed 5/21

1:15 pm-10:50 pm

1 stop25h 35m

$1,035

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Tue 6/10

10:05 pm-11:59 pm

3 stops33h 54m

$374

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Sat 6/21

6:35 am-10:30 pm

2 stops23h 55m

$730

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Fri 6/20

11:00 am-5:35 pm

1 stop14h 35m

$731

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Sun 9/28

6:35 am-10:43 pm

2 stops24h 08m

$742

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Sat 7/5

10:15 pm-10:10 pm

2 stops31h 55m

$856

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Mon 9/29

11:25 am-8:03 pm

3 stops40h 38m

$964

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 14 results
1
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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 May 1, 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.

Rainfall in Oregon by month

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

In terms of precipitation, rainfall in Oregon ranges from 0.7 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Oregon when rainfall is around 0.7 in.

Temperature in Oregon by month

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

If weather is an important factor for your trip to Oregon, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 May 1, 2025.
Read reviews from past customers who have flown Delta, KLM and Finnair from Portugal to Oregon. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,275 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

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

    The cheapest airline one-way is Finnair, with whom users have recently found tickets for as low as $730. However, be on the lookout for offers from British Airways and American Airlines, as they are both options that can get you from Portugal to Oregon for a low price.

  • 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$700Average$836FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$757Average$876FlexibilityNo cancel feeOn-time70%
KLMCheapest$768Average$950FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$808Average$879FlexibilityNo cancel feeOn-time69%

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