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$402+ Cheap flights from Porto (OPO) to Raleigh (RDU)

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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — RDU
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Porto to Raleigh

Discover tips and strategies to find the most affordable flight options for your journey from Porto (OPO) to Raleigh (RDU). 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 September 17, 2025.

Round-trip from

$736
(American Airlines)

One-way from

$402
(Kiwi.com)
From Porto to Raleigh-Durham
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One-way flight from Porto to Raleigh-Durham
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Find flight deals from Porto to Raleigh

Cheapest flights from Porto to Raleigh
Explore the most affordable flight options available from Porto to Raleigh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This American Airlines deal was found by Cheapflights users on 9/15. 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.
Sat 11/812:25 pmOPO - RDU
2 stops16h 34mAmerican Airlines
Thu 12/111:22 pmRDU - OPO
2 stops13h 18mAmerican Airlines
Deal found 9/15$736
This Delta deal was found by Cheapflights users on 9/15. 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 9/269:20 amOPO - RDU
1 stop11h 55mDelta
Tue 9/304:30 pmRDU - OPO
2 stops18h 00mDelta
Deal found 9/15$740
This KLM deal was found by Cheapflights users on 9/17. 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.
Tue 10/214:20 pmOPO - RDU
1 stop28h 50mKLM
Tue 10/282:55 pmRDU - OPO
2 stops15h 35mKLM
Deal found 9/17$764
This KLM deal was found by Cheapflights users on 9/17. 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 11/811:25 amOPO - RDU
1 stop34h 20mKLM
Thu 12/112:50 pmRDU - OPO
2 stops14h 40mKLM
Deal found 9/17$774
This United Airlines deal was found by Cheapflights users on 9/15. 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 11/106:00 amOPO - RDU
2 stops20h 47mUnited Airlines
Fri 11/145:11 pmRDU - OPO
1 stop11h 19mUnited Airlines
Deal found 9/15$920
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Tue 10/2112:35 pmOPO - RDU
1 stop13h 36mUnited Airlines
Tue 10/285:20 pmRDU - OPO
1 stop12h 10mUnited Airlines
Deal found 9/17$940

Cheapflights Fare Finder

 
Customize your flight search to find flights from Porto to Raleigh 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 September 17, 2025.
Use the filters below to find and compare flights from Porto to Raleigh that are best for you.

Fly from

Porto

Fly to

Raleigh

Route

Depart

Return

Price

PortoRaleigh

OPO - RDU

OPORDU

Porto

Sat 11/8

12:25 pm-11:59 pm

2 stops16h 34m

Raleigh-Durham

Thu 12/11

1:22 pm-7:40 am

2 stops13h 18m

$736

PortoRaleigh

OPO - RDU

OPORDU

Porto

Tue 10/21

11:35 am-10:10 pm

2 stops15h 35m

Raleigh-Durham

Tue 10/28

10:00 am-10:30 am

2 stops20h 30m

$745

PortoRaleigh

OPO - RDU

OPORDU

Porto

Thu 1/15

12:25 pm-5:01 pm

2 stops33h 36m

Raleigh-Durham

Mon 1/19

8:50 pm-7:40 am

2 stops29h 50m

$751

PortoRaleigh

OPO - RDU

OPORDU

Porto

Tue 10/21

4:20 pm-4:10 pm

1 stop28h 50m

Raleigh-Durham

Tue 10/28

2:55 pm-10:30 am

2 stops15h 35m

$764

PortoRaleigh

OPO - RDU

OPORDU

Porto

Sat 11/8

11:25 am-4:45 pm

1 stop34h 20m

Raleigh-Durham

Thu 12/11

2:50 pm-10:30 am

2 stops14h 40m

$774

PortoRaleigh

OPO - RDU

OPORDU

Porto

Thu 1/15

6:00 am-5:44 pm

2 stops16h 44m

Raleigh-Durham

Mon 1/19

4:15 pm-11:40 am

1 stop14h 25m

$792

PortoRaleigh

OPO - RDU

OPORDU

Porto

Thu 1/15

6:00 am-5:44 pm

2 stops16h 44m

Raleigh-Durham

Mon 1/19

4:15 pm-2:55 pm

1 stop17h 40m

$828

PortoRaleigh

OPO - RDU

OPORDU

Porto

Fri 10/31

8:40 pm-9:14 am

3 stops40h 34m

$402

PortoRaleigh

OPO - RDU

OPORDU

Porto

Sat 11/1

10:35 am-9:14 am

3 stops26h 39m

$404

PortoRaleigh

OPO - RDU

OPORDU

Porto

Wed 10/29

11:20 am-3:06 pm

3 stops55h 46m

$466

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 13 results
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Best time to book a flight from Porto to Raleigh

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

Related info for your journey

Find useful and relevant information for your journey from Porto to Raleigh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Porto to Raleigh?

    Departing from Porto to Raleigh will take you 15h 35m. The distance between Porto and Raleigh is about 3699 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Porto to Raleigh (average of $206). Flying from Porto to Raleigh in March is currently the most expensive (average of $293). 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?

Book flights to Raleigh if you plan to visit one of these locations
Dunn
Rocky Mount
Smithfield
Cary
Garner
Chapel Hill
Goldsboro
Morrisville
Apex
Henderson
Wilson
Danville
Pinehurst
Wake Forest
South Hill
Holly Springs

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