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Cheap flights from Portland (PDX) to Porto (OPO) from $364

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 8/25. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PDX — OPO
Jun 13 — Jun 201
From?
To?
Thu 6/13
Thu 6/20
1 adult, Economy
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The best prices from Portland to Porto are usually found in January or November, booked 4 days in advance, depart on a Monday or Tuesday 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 June 8, 2024.

Popular in

June

Cheapest in

January

Average price

$1,681

Round-trip from

$524
High demand for flights, 32% potential price rise
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Best time to find cheap flights, 48% potential price drop
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Average for round-trip flights in June 2024
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From Portland to Porto
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What is the cheapest day to fly round-trip from Portland to Porto?

Users have found that flying from Portland to Porto on a Wednesday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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

Our data shows that January tends to be the cheapest month to fly to Porto from Portland. Users have commonly found prices around $1,151 for the month, but tickets can be as low as $505. Due to multiple factors, prepare for potentially higher prices in June.

What is the cheapest time of day to fly from PDX to OPO?

A simple way to save on the total cost of your ticket is to fly from Portland to Porto in the evening. If you’re flexible enough to do this you can expect to save up to 11% on your trip compared to booking a flight in the morning.

Cheap Portland to Porto flights in June & July 2024

Find cheap flight options from Portland to Porto specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,022,473 searches. Prices were last updated on June 8, 2024.
The lowest fares we've come across on flights traveling from Portland to Porto in June and July 2024. More deals are always being added, so be sure to check back regularly.
Tue 7/912:20 amPDX - OPO
2 stops25h 25mUnited Airlines
Wed 7/179:00 amOPO - PDX
2 stops21h 41mUnited Airlines
Deal found 6/8$923
Tue 7/211:30 amPDX - OPO
2 stops20h 00mDelta
Thu 7/189:15 amOPO - PDX
2 stops22h 22mDelta
Deal found 6/8$948
Sat 6/811:50 pmPDX - OPO
2 stops23h 05mUnited Airlines
Mon 6/1712:10 pmOPO - PDX
2 stops41h 33mUnited Airlines
Deal found 6/7$980
Tue 6/1111:45 pmPDX - OPO
2 stops26h 00mUnited Airlines
Fri 6/2812:35 pmOPO - PDX
1 stop17h 23mUnited Airlines
Deal found 6/7$981
Tue 7/26:15 amPDX - OPO
2 stops18h 10mDelta
Fri 7/199:15 amOPO - PDX
2 stops22h 22mDelta
Deal found 6/8$995
Thu 7/45:15 amPDX - OPO
2 stops26h 15mDelta
Thu 7/189:15 amOPO - PDX
2 stops22h 22mDelta
Deal found 6/8$1,018
Fri 7/52:15 pmPDX - OPO
1 stop20h 35mDelta
Thu 7/189:15 amOPO - PDX
2 stops22h 22mDelta
Deal found 6/8$1,026
Sat 7/63:40 pmPDX - OPO
2 stops22h 35mDelta
Thu 7/189:15 amOPO - PDX
2 stops22h 22mDelta
Deal found 6/8$1,031
Thu 7/47:00 amPDX - OPO
2 stops24h 55mAmerican Airlines
Wed 7/1712:25 pmOPO - PDX
2 stops20h 01mAmerican Airlines
Deal found 6/8$1,037

Portland to Porto 2024 flight deals

Discover exclusive flight deals for travel between Portland and Porto in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,022,473 searches. Data last updated June 8, 2024.
The lowest fares we've come across on flights traveling from Portland to Porto in June and July 2024. More deals are always being added, so be sure to check back regularly.
Tue 10/152:20 pmPDX - OPO
1 stop17h 20mKLM
Tue 10/294:10 pmOPO - PDX
1 stop26h 50mKLM
Deal found 6/7$895
Tue 10/153:15 pmPDX - OPO
2 stops16h 25mKLM
Tue 10/294:10 pmOPO - PDX
1 stop26h 50mKLM
Deal found 6/7$899
Sat 8/311:45 pmPDX - OPO
2 stops23h 10mUnited Airlines
Fri 8/306:00 amOPO - PDX
2 stops19h 35mUnited Airlines
Deal found 6/7$909
Tue 7/912:20 amPDX - OPO
2 stops25h 25mUnited Airlines
Wed 7/179:00 amOPO - PDX
2 stops21h 41mUnited Airlines
Deal found 6/8$923
Tue 10/1511:59 pmPDX - OPO
2 stops25h 46mUnited Airlines
Tue 10/2912:30 pmOPO - PDX
2 stops41h 22mUnited Airlines
Deal found 6/7$926
Sat 8/37:16 amPDX - OPO
2 stops24h 39mAmerican Airlines
Thu 8/298:15 amOPO - PDX
2 stops24h 14mAmerican Airlines
Deal found 6/7$929
Sat 8/311:00 amPDX - OPO
3 stops35h 55mUnited Airlines
Fri 8/306:00 amOPO - PDX
2 stops20h 45mUnited Airlines
Deal found 6/7$931
Tue 10/153:59 pmPDX - OPO
3 stops33h 46mUnited Airlines
Tue 10/296:00 amOPO - PDX
2 stops23h 17mUnited Airlines
Deal found 6/8$932
Tue 7/211:30 amPDX - OPO
2 stops20h 00mDelta
Thu 7/189:15 amOPO - PDX
2 stops22h 22mDelta
Deal found 6/8$948

One-way flights to Porto from Portland

Search for one-way flight options from Portland to Porto. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,022,473 searches. Data last updated June 8, 2024.
Users traveling one-way from Portland to Porto can select one of these great deals. Users can also find round-trip Portland to Porto flights by using the search form above.
Sun 8/2512:33 amPDX - OPO
3 stops34h 12mMultiple Airlines
Deal found 6/7$364
Mon 8/265:15 amPDX - OPO
3 stops29h 15mMultiple Airlines
Deal found 6/7$388
Mon 8/263:20 pmPDX - OPO
2 stops20h 55mMultiple Airlines
Deal found 6/7$450
Sun 8/2512:33 amPDX - OPO
2 stops26h 22mMultiple Airlines
Deal found 6/7$481
Sun 9/156:52 pmPDX - OPO
2 stops32h 53mMultiple Airlines
Deal found 6/7$537
Mon 8/267:15 pmPDX - OPO
1 stop32h 35mMultiple Airlines
Deal found 6/7$551
Thu 10/1010:25 amPDX - OPO
1 stop15h 20mUnited Airlines
Deal found 6/8$579
Thu 10/105:00 amPDX - OPO
2 stops20h 45mUnited Airlines
Deal found 6/7$585
Wed 9/183:25 pmPDX - OPO
2 stops23h 55mMultiple Airlines
Deal found 6/7$594

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 3,022,473 searches. Data last updated June 8, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$895 - $1,322

Route

Depart

Return

Price

PortlandPorto

PDX - OPO

PDXOPO

Portland

Tue 10/15

1 stop17h 20m

Porto

Tue 10/29

1 stop26h 50m

$895

PortlandPorto

PDX - OPO

PDXOPO

Portland

Sat 8/3

2 stops23h 10m

Porto

Fri 8/30

2 stops19h 35m

$909

PortlandPorto

PDX - OPO

PDXOPO

Portland

Sat 8/3

2 stops24h 39m

Porto

Thu 8/29

2 stops24h 14m

$929

PortlandPorto

PDX - OPO

PDXOPO

Portland

Tue 7/2

2 stops20h 00m

Porto

Thu 7/18

2 stops22h 22m

$948

PortlandPorto

PDX - OPO

PDXOPO

Portland

Sat 8/3

1 stop24h 09m

Porto

Thu 8/29

2 stops17h 37m

$984

PortlandPorto

PDX - OPO

PDXOPO

Portland

Fri 9/13

2 stops23h 19m

Porto

Mon 10/7

2 stops26h 09m

$1,063

PortlandPorto

PDX - OPO

PDXOPO

Portland

Tue 7/2

2 stops18h 37m

Porto

Tue 7/16

2 stops39h 51m

$1,112

PortlandPorto

PDX - OPO

PDXOPO

Portland

Fri 7/5

2 stops27h 50m

Porto

Wed 7/17

2 stops24h 06m

$1,312

PortlandPorto

PDX - OPO

PDXOPO

Portland

Sun 6/30

2 stops32h 31m

Porto

Tue 7/9

2 stops31h 56m

$1,322

Flights are sorted by cheapest first

Deals found on 6/7

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 May 31, 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.
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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 June 2, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Portland to Porto flight should consider departing on Monday evenings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
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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.

Temperature and rainfall in Porto by month

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

OPO

Temperature

48.2 - 68 °F

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 June 8, 2024.
Peruse reviews from past customers who have flown with United Airlines, American Airlines and Delta from Portland to Porto to help guide your decision. 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
10,333 reviews

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.6

Entertainment

8.0

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very good
10,333 reviews
Delta
8.0
Very good
10,333 reviews

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.6

Entertainment

8.0

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

KLM
7.9
Good
1,480 reviews
Delta
8.0
Very good
10,333 reviews

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.6

Entertainment

8.0

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Air France
7.5
Good
1,715 reviews
Delta
8.0
Very good
10,333 reviews

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.6

Entertainment

8.0

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

WestJet
7.5
Good
2,853 reviews
Delta
8.0
Very good
10,333 reviews

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.6

Entertainment

8.0

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

United Airlines
7.4
Good
10,680 reviews
Delta
8.0
Very good
10,333 reviews

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.6

Entertainment

8.0

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

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.

  • Can I find flights from Portland to Porto for under $900 on Cheapflights?

    Yes, there are multiple flights from Portland to Porto for under $900. The cheapest flight booked recently is on KLM for just $895, but on average you can expect to pay $974.

  • What are the cheapest airlines flying from Portland to Porto round-trip?

    According to our current data, KLM ($895), United Airlines ($909), and American Airlines ($929) offers the cheapest pricing from Portland to Porto. KLM is currently priced 22% below the average price you’ll pay for this route.

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

    $579 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on KLM and TAP AIR PORTUGAL, with prices starting from $604 and $682, respectively.

  • What does PDX to OPO mean?

    Portland Airport is PDX and Porto Airport is OPO. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from Portland to Porto that include extra baggage allowance?

    The amount of baggage you can bring on your Portland to Porto flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Portland to Porto with specific airlines?

    Yes, Cheapflights allows you to browse and filter Portland to Porto flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Portland to Porto that allow pets onboard?

    Many airlines flying from Portland to Porto offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Portland to Porto?

    Yes, you can often find last-minute deals on Portland to Porto flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Portland to Porto flight deals updated?

    The Portland to Porto flight deals you see on this page were last updated on 6/8.

  • What are the most popular airlines that fly from Portland to Porto?

    British Airways, Delta and Iberia are the most popular airlines when flying from Portland to Porto.

  • 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 $524). Flying from Portland to Porto in June is currently the most expensive (average of $986). 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.

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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 6 airlines flying from Portland to Porto

Discover the top 6 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 3,022,473 searches. Data last updated June 8, 2024.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$505Average$803FlexibilityNo cancel feeOn-time76%
KLMCheapest$673Average$1,046FlexibilityNo cancel feeOn-time75%
IberiaCheapest$733Average$1,074FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$779Average$1,507FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$785Average$1,055FlexibilityNo cancel feeOn-time70%
DeltaCheapest$791Average$1,134FlexibilityNo cancel feeOn-timeN/A
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Search flights from Portland to Porto by cabin class

Find flights from Portland to Porto, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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