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$542+ Cheap flights from Portland (PDX) 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 5/17. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — OPO
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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The best prices from Portland to Porto are usually found in November or February, booked 7 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap flight deals from Portland to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Porto (OPO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 21, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

June

Cheapest in

November

Round-trip from

$636
(United Airlines)

One-way from

$542
(KAYAK)
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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High demand for flights, 32% potential price rise
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Best time to find cheap flights, 30% potential price drop
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From Portland to Porto
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One-way flight from Portland to Porto
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Find flight deals from Portland to Porto

Cheapest flights from Portland to Porto
Explore the most affordable flight options available from Portland to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This Kiwi.com deal was found by Cheapflights users on 11/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/246:30 pmPDX - OPO
1 stop33h 40mMultiple Airlines
Sun 12/298:50 amOPO - PDX
2 stops41h 32mMultiple Airlines
Deal found 11/20$1,312
This KAYAK deal was found by Cheapflights users on 11/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/136:30 pmPDX - OPO
2 stops29h 10mBritish Airways
Fri 12/208:20 amOPO - PDX
2 stops23h 24mBritish Airways
Deal found 11/20$1,444
This FlightHub deal was found by Cheapflights users on 11/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/256:30 pmPDX - OPO
2 stops17h 30mIberia
Fri 12/278:20 amOPO - PDX
2 stops22h 00mIberia
Deal found 11/20$1,722
This Air Canada deal was found by Cheapflights users on 11/20. 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.
Fri 12/137:05 pmPDX - OPO
2 stops36h 05mAir Canada
Fri 12/209:00 amOPO - PDX
3 stops21h 09mAir Canada
Deal found 11/20$1,727
This KLM deal was found by Cheapflights users on 11/20. 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.
Fri 12/279:18 amPDX - OPO
2 stops17h 32mKLM
Sat 12/284:10 pmOPO - PDX
1 stop27h 15mKLM
Deal found 11/20$1,752
This Lufthansa deal was found by Cheapflights users on 11/20. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/249:00 amPDX - OPO
2 stops19h 50mLufthansa
Fri 12/2712:30 pmOPO - PDX
2 stops18h 56mLufthansa
Deal found 11/20$1,760
This United Airlines deal was found by Cheapflights users on 11/20. 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.
Fri 12/202:48 pmPDX - OPO
2 stops60h 47mUnited Airlines
Fri 12/2712:30 pmOPO - PDX
2 stops38h 12mUnited Airlines
Deal found 11/20$1,918
This Delta deal was found by Cheapflights users on 11/20. 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.
Fri 12/201:25 pmPDX - OPO
1 stop18h 00mDelta
Fri 12/276:15 amOPO - PDX
2 stops20h 44mDelta
Deal found 11/20$3,864
This Ovago deal was found by Cheapflights users on 11/20. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/247:00 amPDX - OPO
2 stops24h 15mAir Europa
Sat 12/288:10 pmOPO - PDX
2 stops35h 25mAir Europa
Deal found 11/20$3,969

Find flights from Portland to Porto within your budget

Customize your flight search to find flights from Portland 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 2,629,791 searches. Data last updated November 21, 2024.

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Route

Depart

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Price

PortlandPorto

PDX - OPO

PDXOPO

Portland

Wed 3/5

7:46 am-3:15 pm

3 stops23h 29m

Porto

Wed 3/12

6:00 am-9:00 pm

2 stops22h 00m

$636

PortlandPorto

PDX - OPO

PDXOPO

Portland

Thu 2/13

3:25 pm-11:35 pm

2 stops48h 10m

Porto

Fri 2/21

6:05 am-6:24 pm

2 stops20h 19m

$671

PortlandPorto

PDX - OPO

PDXOPO

Portland

Sun 2/2

10:16 am-10:55 am

2 stops16h 39m

Porto

Sat 2/8

4:10 pm-11:25 am

1 stop27h 15m

$673

PortlandPorto

PDX - OPO

PDXOPO

Portland

Sat 3/1

7:05 pm-11:35 am

2 stops32h 30m

Porto

Fri 3/21

6:05 am-9:34 am

2 stops34h 29m

$847

PortlandPorto

PDX - OPO

PDXOPO

Portland

Tue 1/7

7:10 am-10:50 am

2 stops19h 40m

Porto

Sun 1/12

5:00 am-11:25 am

1 stop14h 25m

$945

PortlandPorto

PDX - OPO

PDXOPO

Portland

Fri 12/13

6:30 pm-7:40 am

2 stops29h 10m

Porto

Fri 12/20

8:20 am-11:44 pm

2 stops23h 24m

$1,444

PortlandPorto

PDX - OPO

PDXOPO

Portland

Wed 12/25

6:30 pm-8:00 pm

2 stops17h 30m

Porto

Fri 12/27

8:20 am-10:20 pm

2 stops22h 00m

$1,722

PortlandPorto

PDX - OPO

PDXOPO

Portland

Tue 12/24

9:00 am-12:50 pm

2 stops19h 50m

Porto

Fri 12/27

12:30 pm-11:26 pm

2 stops18h 56m

$1,760

PortlandPorto

PDX - OPO

PDXOPO

Portland

Tue 12/24

7:00 am-3:15 pm

2 stops24h 15m

Porto

Sat 12/28

8:10 pm-11:35 pm

2 stops35h 25m

$3,969

PortlandPorto

PDX - OPO

PDXOPO

Portland

Sat 5/17

1:00 pm-11:15 am

2 stops38h 15m

$542

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 14 results
1
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Compare providers for flights from Portland to Porto

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Porto in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
SmartFaresPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Porto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Porto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Porto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Porto flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Porto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Porto

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

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

How far ahead should I book a flight from Portland to Porto?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Porto. Price data was last updated on November 15, 2024.

To ensure you get the cheapest price possible for a flight from Portland to Porto, you should look to book at least 3 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Portland to Porto (average of $517). Flying from Portland to Porto in June is currently the most expensive (average of $993). 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 PDX to OPO?

Find hourly flight availability from Portland 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 November 21, 2024.

A simple way to save on the total cost of your ticket is to fly from Portland to Porto at noon. If you’re flexible enough to do this you can expect to save up to 16% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Portland to Porto?

Use this chart to determine the cheapest time to fly round-trip from Portland to Porto. Price data was last updated on November 18, 2024.

Travelers seeking maximum savings on their Portland to Porto flight should consider departing on Wednesday at noon when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 November 21, 2024.
Delta
8.0
Very good
8,758 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 10

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

Delta
8.0
Very good
8,758 reviews
Delta
8.0
Very good
8,758 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 10

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

KLM
7.8
Good
1,350 reviews
Delta
8.0
Very good
8,758 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 10

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

United Airlines
7.4
Good
9,172 reviews
Delta
8.0
Very good
8,758 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 10

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

Scandinavian Airlines
7.3
Good
1,301 reviews
Delta
8.0
Very good
8,758 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 10

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

Air Canada
7.0
Good
8,238 reviews
Delta
8.0
Very good
8,758 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 10

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 Portland to Porto. 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 flying from Portland to Porto round-trip?

    According to our current data, United Airlines ($636), KLM ($673), and Air Canada ($847) offers the cheapest pricing from Portland to Porto. United Airlines is currently priced 42% below the average price you’ll pay for this route.

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

    $542 is the cheapest one-way deal found within the past few days, from Scandinavian Airlines. You may also be able to find cheap deals on KLM and United Airlines, with prices starting from $655 and $656, respectively.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Portland to Porto (average of $517). Flying from Portland to Porto in June is currently the most expensive (average of $993). 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 Portland to Porto

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

Discover the top 4 airlines that operate flights from Portland 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 2,629,791 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$645Average$1,109FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$713Average$1,082FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$902Average$1,454FlexibilityNo cancel feeOn-time69%
IberiaCheapest$1,040Average$1,081FlexibilityNo cancel feeOn-time77%
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