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$318+ Cheap flights from Raleigh (RDU) 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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — OPO
Jan 25 — Feb 11
Sat 1/25
Sat 2/1
1 adult, Economy
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Cheap flight deals from Raleigh to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Raleigh (RDU) 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 January 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$575
(Mytrip)

One-way from

$318
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$613
Provider with most accurate pricing for Raleigh-Durham-Porto flight deals.
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Provider most trusted by Cheapflights users for Raleigh-Durham-Porto flights.
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From Raleigh-Durham to Porto
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One-way flight from Raleigh-Durham to Porto
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High demand for flights, 25% potential price rise
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Best time to find cheap flights, 3% potential price drop
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Average for round-trip flights in January 2025
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Find flight deals from Raleigh to Porto

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

This Mytrip deal was found by Cheapflights users on 1/19. 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.
Wed 3/510:35 amRDU - OPO
2 stops20h 05mAir Canada
Wed 3/126:00 amOPO - RDU
2 stops31h 53mAir Canada
Deal found 1/19$575
This Mytrip deal was found by Cheapflights users on 1/20. 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.
Mon 3/104:35 pmRDU - OPO
2 stops22h 05mMultiple Airlines
Wed 3/196:00 amOPO - RDU
2 stops31h 53mMultiple Airlines
Deal found 1/20$599
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Mon 3/105:05 pmRDU - OPO
1 stop14h 30mUnited Airlines
Wed 3/196:00 amOPO - RDU
2 stops31h 53mUnited Airlines
Deal found 1/20$607
This Expedia deal was found by Cheapflights users on 1/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/105:05 pmRDU - OPO
1 stop18h 20mLufthansa
Wed 3/194:30 pmOPO - RDU
1 stop26h 45mLufthansa
Deal found 1/20$630
This Expedia deal was found by Cheapflights users on 1/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/59:30 pmRDU - OPO
2 stops29h 10mIberia
Fri 12/1212:25 pmOPO - RDU
2 stops16h 04mIberia
Deal found 1/19$660
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/232:29 pmRDU - OPO
2 stops16h 11mAmerican Airlines
Tue 11/48:20 amOPO - RDU
2 stops20h 07mAmerican Airlines
Deal found 1/20$663
This Aeromexico deal was found by Cheapflights users on 1/20. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/236:20 pmRDU - OPO
1 stop16h 10mAir France
Tue 11/411:45 amOPO - RDU
1 stop33h 25mAir France
Deal found 1/20$755
This Turkish Airlines deal was found by Cheapflights users on 1/19. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/226:00 amRDU - OPO
2 stops28h 50mTurkish Airlines
Tue 5/610:45 amOPO - RDU
2 stops42h 01mTurkish Airlines
Deal found 1/19$833
This FlightHub deal was found by Cheapflights users on 1/19. 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.
Mon 4/2811:20 amRDU - OPO
2 stops31h 20mTAP AIR PORTUGAL
Mon 5/1210:35 pmOPO - RDU
2 stops39h 07mTAP AIR PORTUGAL
Deal found 1/19$924
This SWISS deal was found by Cheapflights users on 1/20. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/610:30 amRDU - OPO
2 stops43h 55mSWISS
Mon 10/207:20 pmOPO - RDU
2 stops26h 49mSWISS
Deal found 1/20$943
This Delta deal was found by Cheapflights users on 1/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/66:20 pmRDU - OPO
1 stop16h 10mDelta
Tue 10/216:30 amOPO - RDU
2 stops17h 36mDelta
Deal found 1/19$1,004
This KLM deal was found by Cheapflights users on 1/19. 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.
Sat 4/266:20 pmRDU - OPO
1 stop16h 10mKLM
Sun 5/46:20 amOPO - RDU
1 stop14h 50mKLM
Deal found 1/19$1,084

Find flights from Raleigh to Porto within your budget

Customize your flight search to find flights from Raleigh 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 January 20, 2025.

Fly from

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Fly to

Any airport

Route

Depart

Return

Price

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Wed 3/5

10:35 am-11:40 am

2 stops20h 05m

Porto

Wed 3/12

6:00 am-9:53 am

2 stops31h 53m

$575

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Mon 3/10

4:35 pm-6:40 pm

2 stops22h 05m

Porto

Wed 3/19

6:00 am-9:53 am

2 stops31h 53m

$599

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Mon 3/10

5:05 pm-11:35 am

1 stop14h 30m

Porto

Wed 3/19

6:00 am-9:53 am

2 stops31h 53m

$607

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Mon 3/10

5:05 pm-3:25 pm

1 stop18h 20m

Porto

Wed 3/19

4:30 pm-3:15 pm

1 stop26h 45m

$630

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Tue 4/22

6:00 am-3:50 pm

2 stops28h 50m

Porto

Tue 5/6

10:45 am-11:46 pm

2 stops42h 01m

$833

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Tue 3/4

1:15 pm-10:35 am

2 stops16h 20m

Porto

Tue 3/11

11:45 am-5:10 pm

1 stop33h 25m

$885

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Mon 4/28

11:20 am-11:40 pm

2 stops31h 20m

Porto

Mon 5/12

10:35 pm-8:42 am

2 stops39h 07m

$924

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Sat 4/26

6:20 pm-3:30 pm

1 stop16h 10m

Porto

Sun 5/4

6:20 am-4:10 pm

1 stop14h 50m

$1,084

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Sat 4/26

6:40 pm-3:35 pm

2 stops15h 55m

Porto

Sun 5/4

6:20 am-4:10 pm

1 stop14h 50m

$1,101

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Sat 4/26

9:28 am-11:25 am

2 stops20h 57m

Porto

Mon 5/12

7:20 pm-5:41 pm

2 stops27h 21m

$1,262

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Showing 1-10 of 14 results
1
2

Compare providers for flights from Raleigh 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 Raleigh to Porto in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 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 Raleigh-Porto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Raleigh-Porto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Raleigh-Porto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Raleigh-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 Raleigh-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 Raleigh to Porto

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

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

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

Use this chart to determine the optimal time to book a round-trip flight from Raleigh to Porto. Price data was last updated on January 17, 2025.

To ensure you get the cheapest price possible for a flight from Raleigh to Porto, you should look to book at least 13 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 Raleigh to Porto?

Currently, January is the cheapest month in which you can book a flight from Raleigh to Porto (average of $523). Flying from Raleigh to Porto in June is currently the most expensive (average of $1,083). 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 RDU to OPO?

Find hourly flight availability from Raleigh 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 January 20, 2025.

When flying from Raleigh to Porto, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 24% versus a flight in the afternoon.

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

Use this chart to determine the cheapest time to fly round-trip from Raleigh to Porto. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Raleigh to Porto flight should consider departing on Sunday mornings when fares are most often at their lowest. Friday afternoons 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 January 20, 2025.
KLM
7.8
Good
1,341 reviews

Food

7.3

Boarding

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.2

Overall

7.8

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,341 reviews
KLM
7.8
Good
1,341 reviews

Food

7.3

Boarding

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.2

Overall

7.8

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Air France
7.4
Good
1,490 reviews
KLM
7.8
Good
1,341 reviews

Food

7.3

Boarding

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.2

Overall

7.8

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

United Airlines
7.4
Good
8,982 reviews
KLM
7.8
Good
1,341 reviews

Food

7.3

Boarding

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.2

Overall

7.8

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

TAP AIR PORTUGAL
7.2
Good
1,867 reviews
KLM
7.8
Good
1,341 reviews

Food

7.3

Boarding

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.2

Overall

7.8

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Air Canada
7.0
Good
8,627 reviews
KLM
7.8
Good
1,341 reviews

Food

7.3

Boarding

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.2

Overall

7.8

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Related info for your journey

Find useful and relevant information for your journey from Raleigh 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 Raleigh to Porto round-trip?

    Air Canada, at $575, was found to be the cheapest airline from Raleigh to Porto.Alternate airlines to your destination round-trip include United Airlines and Lufthansa. These flights start at 46% lower than the current average price 3 months from now.

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

    To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at $467. Air France flights start at $484 while deals on United Airlines start at $998 one-way.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Raleigh to Porto (average of $523). Flying from Raleigh to Porto in June is currently the most expensive (average of $1,083). 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 Raleigh?

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Matosinhos
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Top 6 airlines flying from Raleigh to Porto

Discover the top 6 airlines that operate flights from Raleigh 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 January 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$573Average$919FlexibilityNo cancel feeOn-time71%
KLMCheapest$609Average$1,033FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$613Average$808FlexibilityNo cancel feeOn-time77%
DeltaCheapest$685Average$906FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$775Average$1,257FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$855Average$1,026FlexibilityNo cancel feeOn-time76%
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