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$414+ Cheap flights from Oregon to Porto (OPO)

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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — OPO
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Oregon to Porto

Keep the following information in mind while searching for Oregon to Porto flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$653
(KLM)

One-way from

$414
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$742
Provider with most accurate pricing for Portland-Porto flight deals.
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Provider most trusted by Cheapflights users for Portland-Porto flights.
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From Oregon to Porto
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One-way flight from Oregon to Porto
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Highest demand for flights based on searches. 20% potential increase in price ($288 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% 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 Porto

Cheapest flights from Oregon to Porto
Explore the most affordable flight options available from Oregon to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

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 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 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 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
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/92:25 pmPDX - OPO
3 stops34h 35mMultiple Airlines
Sat 3/2211:00 amOPO - PDX
3 stops32h 25mMultiple Airlines
Deal found 2/20$884
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/156:00 amPDX - OPO
2 stops25h 45mAir Canada
Sat 4/266:15 amOPO - PDX
2 stops35h 20mAir Canada
Deal found 2/19$1,153
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/310:00 amPDX - OPO
2 stops47h 05mScandinavian Airlines
Wed 9/1712:05 pmOPO - PDX
2 stops42h 13mScandinavian Airlines
Deal found 2/19$1,156
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/3011:10 pmPDX - OPO
1 stop27h 45mTAP AIR PORTUGAL
Tue 6/179:15 pmOPO - PDX
2 stops56h 55mTAP AIR PORTUGAL
Deal found 2/19$1,357
This AranGrant 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/197:00 amPDX - OPO
2 stops21h 40mLufthansa
Tue 3/254:30 pmOPO - PDX
2 stops35h 30mLufthansa
Deal found 2/19$1,548

Find flights from Oregon to Porto within your budget

Customize your flight search to find flights from Oregon to Porto 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

Porto

Route

Depart

Return

Price

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

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

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

PortlandPorto

PDX - OPO

PDXOPO

Portland

Thu 3/6

7:46 am-3:10 pm

2 stops23h 24m

Porto

Thu 3/13

6:00 am-10:55 pm

2 stops23h 55m

$709

PortlandPorto

PDX - OPO

PDXOPO

Portland

Sun 3/9

2:25 pm-8:00 am

3 stops34h 35m

Porto

Sat 3/22

11:00 am-12:25 pm

3 stops32h 25m

$884

PortlandPorto

PDX - OPO

PDXOPO

Portland

Tue 4/15

6:00 am-3:45 pm

2 stops25h 45m

Porto

Sat 4/26

6:15 am-9:35 am

2 stops35h 20m

$1,153

PortlandPorto

PDX - OPO

PDXOPO

Portland

Wed 3/19

7:00 am-11:40 am

2 stops21h 40m

Porto

Tue 3/25

4:30 pm-9:00 pm

2 stops35h 30m

$1,548

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/18

Showing 1-10 of 23 results
1
2
3

Best time to book a flight from Oregon to Porto

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

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

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

Currently, January is the cheapest month in which you can book a flight from Oregon to Porto (average of $523). Flying from Oregon to Porto in June is currently the most expensive (average of $1,092). 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 OPO?

Find hourly flight availability from Oregon to Porto. 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.

When flying from Oregon to Porto, 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 Porto by month

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

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

Temperature in Porto by month

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

If weather is an important factor for your trip to Porto, 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 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. 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 Porto. Reviews last updated February 20, 2025.
See what other customers who have flown with Delta, KLM and SWISS from Oregon to Porto have to say. 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
8,220 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

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
8,220 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

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
8,220 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

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
1,568 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

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
8,766 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

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.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

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 Porto. 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 Porto from Oregon?

    Porto (OPO), located 6.8 mi from the city center, is the airport you fly into when you book flights from Oregon to Porto.

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

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $500. Users have also found prices from $503 and $510 on KLM and United Airlines, respectively.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Oregon to Porto (average of $523). Flying from Oregon to Porto in June is currently the most expensive (average of $1,092). 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 Oregon?

Book flights to Oregon if you plan to visit one of these locations
Aveiro
Coimbra
Matosinhos
Arcos de Valdevez

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Alternative routes for Oregon to Porto

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Oregon to Porto

Discover the top 3 airlines that operate flights from Oregon to Porto. 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
DeltaCheapest$704Average$1,102FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$713Average$1,185FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$771Average$1,417FlexibilityNo cancel feeOn-time69%
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