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$359+ Cheap flights from North Carolina 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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — OPO
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from North Carolina to Porto

Cheapest flights from North Carolina to Porto
Explore the most affordable flight options available from North Carolina to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This KAYAK deal was found by Cheapflights users on 12/16. 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 12/266:50 pmCLT - OPO
1 stop13h 00mLufthansa
Mon 12/296:15 amOPO - CLT
1 stop15h 40mLufthansa
Deal found 12/16$1,148
This KAYAK deal was found by Cheapflights users on 12/16. 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.
Thu 12/252:54 pmCLT - OPO
2 stops22h 06mLufthansa
Mon 12/296:15 amOPO - CLT
1 stop15h 40mLufthansa
Deal found 12/16$1,169
This KAYAK deal was found by Cheapflights users on 12/16. 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 12/242:54 pmCLT - OPO
2 stops26h 06mLufthansa
Mon 12/296:15 amOPO - CLT
1 stop15h 40mLufthansa
Deal found 12/16$1,224
This KAYAK deal was found by Cheapflights users on 12/16. 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.
Mon 12/222:54 pmCLT - OPO
2 stops22h 21mLufthansa
Mon 12/296:15 amOPO - CLT
1 stop15h 40mLufthansa
Deal found 12/16$1,313
This KAYAK deal was found by Cheapflights users on 12/16. 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.
Sat 12/207:44 pmCLT - OPO
2 stops13h 16mLufthansa
Mon 12/291:45 pmOPO - CLT
1 stop32h 10mLufthansa
Deal found 12/16$1,325
This KAYAK deal was found by Cheapflights users on 12/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/192:54 pmCLT - OPO
2 stops39h 06mLufthansa
Mon 12/291:45 pmOPO - CLT
1 stop32h 10mLufthansa
Deal found 12/17$1,329
This KAYAK deal was found by Cheapflights users on 12/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/197:44 pmCLT - OPO
2 stops34h 16mLufthansa
Sun 12/284:00 pmOPO - CLT
2 stops36h 59mLufthansa
Deal found 12/15$1,338
This KAYAK deal was found by Cheapflights users on 12/14. 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 12/266:50 pmCLT - OPO
1 stop23h 50mLufthansa
Wed 12/311:45 pmOPO - CLT
1 stop32h 10mLufthansa
Deal found 12/14$1,352
This KAYAK deal was found by Cheapflights users on 12/16. 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.
Tue 12/236:50 pmCLT - OPO
1 stop13h 00mLufthansa
Mon 12/296:15 amOPO - CLT
1 stop15h 40mLufthansa
Deal found 12/16$1,373
This KAYAK deal was found by Cheapflights users on 12/14. 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.
Thu 12/257:44 pmCLT - OPO
2 stops17h 16mLufthansa
Thu 1/82:05 pmOPO - CLT
1 stop31h 50mLufthansa
Deal found 12/14$1,395
This KAYAK deal was found by Cheapflights users on 12/16. 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 12/173:09 pmRDU - OPO
2 stops14h 56mLufthansa
Wed 12/3112:30 pmOPO - RDU
1 stop30h 15mLufthansa
Deal found 12/16$1,642
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/236:14 pmRDU - OPO
2 stops36h 01mMultiple Airlines
Wed 12/316:35 pmOPO - RDU
1 stop28h 48mMultiple Airlines
Deal found 12/16$1,727

Find flight deals from North Carolina to Porto

Keep the following information in mind while searching for North Carolina to Porto flight deals. Data was last updated December 18, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$477
(FlightHub)

One-way from

$359
(Kiwi.com)

Popular in

May

Cheapest in

February

Average price

$709
Provider with most accurate pricing for Raleigh-Durham-Porto flight deals.
Search Deals
Provider most trusted by Cheapflights users for Raleigh-Durham-Porto flights.
Search Deals
From North Carolina to Porto
Search Deals
One-way flight from North Carolina to Porto
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($302 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from North Carolina 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 December 18, 2025.
Use the filters below to find and compare flights from North Carolina to Porto that are best for you.

Fly from

North Carolina

Fly to

Porto

Route

Depart

Return

Price

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Fri 1/30

10:00 am-10:30 am

2 stops19h 30m

Porto

Fri 2/6

5:00 am-11:15 pm

2 stops23h 15m

$493

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Tue 2/17

1:01 pm-10:30 am

2 stops16h 29m

Porto

Tue 3/3

5:00 am-4:47 pm

2 stops16h 47m

$493

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Tue 1/27

12:25 pm-10:30 am

2 stops17h 05m

Porto

Tue 2/3

5:00 am-6:37 pm

2 stops18h 37m

$493

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Tue 2/17

10:00 am-10:30 am

2 stops19h 30m

Porto

Tue 3/3

5:00 am-7:47 pm

2 stops19h 47m

$493

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Sat 2/28

10:00 am-9:30 am

2 stops18h 30m

Porto

Thu 3/12

12:35 pm-11:44 pm

2 stops15h 09m

$499

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Fri 2/27

8:00 pm-9:30 am

2 stops32h 30m

Porto

Thu 3/12

12:35 pm-9:55 pm

1 stop13h 20m

$499

AshevillePorto

AVL - OPO

AVLOPO

Asheville Regional

Fri 1/16

5:27 pm-11:40 am

2 stops37h 13m

Porto

Sun 1/25

6:00 am-9:03 pm

2 stops20h 03m

$506

AshevillePorto

AVL - OPO

AVLOPO

Asheville Regional

Fri 1/30

2:28 pm-11:40 am

2 stops16h 12m

Porto

Tue 2/3

6:00 am-12:16 pm

2 stops35h 16m

$506

AshevillePorto

AVL - OPO

AVLOPO

Asheville Regional

Thu 1/22

10:20 am-2:45 pm

2 stops23h 25m

Porto

Mon 1/26

6:00 am-4:54 pm

2 stops39h 54m

$506

NorfolkPorto

ORF - OPO

ORFOPO

Norfolk

Fri 1/30

5:32 pm-4:00 pm

2 stops17h 28m

Porto

Fri 2/6

8:20 am-10:32 pm

2 stops19h 12m

$510

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 47 results
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Best time to book a flight from North Carolina to Porto

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

Cheapflights Insights

Everything you need to know about your flight from North Carolina to Porto

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

Currently, January is the cheapest month in which you can book a flight from North Carolina to Porto (average of $515). Flying from North Carolina to Porto in June is currently the most expensive (average of $798). 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 NC to OPO?

Find hourly flight availability from North Carolina 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 December 18, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 15% on flights from North Carolina to Porto by exploring options for tickets in the evening.

What is the cheapest day to fly from North Carolina to Porto?

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

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

How much does it cost to fly round-trip from North Carolina to Porto?

Related info for your journey

Find useful and relevant information for your journey from North Carolina 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 North Carolina?

    Located just 6.8 mi from the city center, Porto (OPO) is the airport most travelers will use when flying to Porto from North Carolina.

  • How long is the flight from North Carolina to Porto?

    For as low as $510, Delta can have you in Porto from North Carolina in 17h 28m. There are 3539 mi between North Carolina and Porto. This flight may include one or multiple stops.

  • What are the most popular routes from North Carolina to Porto?

    The most popular route from North Carolina to Porto is Raleigh-Durham - Porto. You may also consider Charlotte Douglas - Porto or Asheville Regional - Porto.

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

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

  • How can I find direct flights from North Carolina to Porto?

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

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

    Yes. Cheapflights offers flight deals from North Carolina 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 North Carolina to Porto?

    Currently, January is the cheapest month in which you can book a flight from North Carolina to Porto (average of $515). Flying from North Carolina to Porto in June is currently the most expensive (average of $798). 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 Porto?

Book flights to Porto if you plan to visit one of these locations
Aveiro
Arcos de Valdevez
Coimbra
Vila Nova de Gaia

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Alternative routes for North Carolina to Porto

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Top 8 airlines flying from North Carolina to Porto

Discover the top 8 airlines that operate flights from North Carolina 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$558Average$833FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$608Average$713FlexibilityNo cancel feeOn-time76%
IberiaCheapest$628Average$871FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$638Average$1,294FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$642Average$1,151FlexibilityNo cancel feeOn-time69%
DeltaCheapest$650Average$792FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$663Average$2,070FlexibilityNo cancel feeOn-time70%
TAP AIR PORTUGALCheapest$887Average$1,360FlexibilityNo cancel feeOn-timeN/A

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