HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Porto

$280+ 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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — OPO
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from North Carolina to Porto with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 July 31, 2025.

Round-trip from

$586
(United Airlines)

One-way from

$280
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$967
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 ($268 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($68 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find 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 July 31, 2025.

This United Airlines deal was found by Cheapflights users on 7/31. 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.
Sun 11/26:25 pmCLT - OPO
1 stop10h 05mUnited Airlines
Thu 1/156:00 amOPO - CLT
2 stops43h 57mUnited Airlines
Deal found 7/31$586
This Ovago deal was found by Cheapflights users on 7/30. 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.
Mon 12/298:50 pmRDU - OPO
1 stop14h 50mBritish Airways
Tue 1/138:20 amOPO - RDU
2 stops20h 04mBritish Airways
Deal found 7/30$597
This Iberia deal was found by Cheapflights users on 7/31. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/24:00 pmCLT - OPO
1 stop23h 00mIberia
Thu 1/158:20 amOPO - CLT
1 stop13h 15mIberia
Deal found 7/31$601
This Lufthansa deal was found by Cheapflights users on 7/30. 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.
Sun 11/26:50 pmCLT - OPO
1 stop13h 00mLufthansa
Thu 1/152:05 pmOPO - CLT
1 stop31h 50mLufthansa
Deal found 7/30$610
This Ovago deal was found by Cheapflights users on 7/31. 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.
Mon 11/34:00 pmCLT - OPO
1 stop10h 40mBritish Airways
Fri 1/168:20 amOPO - CLT
1 stop13h 15mBritish Airways
Deal found 7/31$612
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Wed 10/13:35 pmCLT - OPO
1 stop11h 00mAmerican Airlines
Wed 11/58:20 amOPO - CLT
2 stops17h 39mAmerican Airlines
Deal found 7/31$634
This Booking.com deal was found by Cheapflights users on 7/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/226:40 amCLT - OPO
2 stops21h 55mAir Canada
Wed 10/226:00 amOPO - CLT
2 stops20h 22mAir Canada
Deal found 7/30$644
This Booking.com deal was found by Cheapflights users on 7/31. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/226:40 amCLT - OPO
2 stops21h 55mMultiple Airlines
Wed 10/226:15 amOPO - CLT
1 stop15h 30mMultiple Airlines
Deal found 7/31$647
This Trip.com deal was found by Cheapflights users on 7/31. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/149:58 amRDU - OPO
2 stops27h 17mMultiple Airlines
Sun 9/216:15 amOPO - RDU
2 stops33h 42mMultiple Airlines
Deal found 7/31$676
This Air Canada deal was found by Cheapflights users on 7/30. 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.
Wed 8/209:00 amRDU - OPO
1 stop19h 20mAir Canada
Thu 9/412:10 pmOPO - RDU
2 stops31h 00mAir Canada
Deal found 7/30$725
This Delta deal was found by Cheapflights users on 7/29. 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 11/1410:15 amTRI - OPO
2 stops19h 15mDelta
Tue 11/1811:25 amOPO - TRI
2 stops35h 46mDelta
Deal found 7/29$740
This Booking.com deal was found by Cheapflights users on 7/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/206:15 amORF - OPO
2 stops22h 05mMultiple Airlines
Fri 8/296:00 amOPO - ORF
2 stops22h 50mMultiple Airlines
Deal found 7/29$741

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 July 31, 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

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Sun 11/2

6:25 pm-9:30 am

1 stop10h 05m

Porto

Thu 1/15

6:00 am-8:57 pm

2 stops43h 57m

$586

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Mon 12/29

8:50 pm-4:40 pm

1 stop14h 50m

Porto

Tue 1/13

8:20 am-11:24 pm

2 stops20h 04m

$597

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Sun 11/2

4:00 pm-8:00 pm

1 stop23h 00m

Porto

Thu 1/15

8:20 am-4:35 pm

1 stop13h 15m

$601

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Sun 11/2

6:50 pm-12:50 pm

1 stop13h 00m

Porto

Thu 1/15

2:05 pm-4:55 pm

1 stop31h 50m

$610

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 11/3

4:00 pm-7:40 am

1 stop10h 40m

Porto

Fri 1/16

8:20 am-4:35 pm

1 stop13h 15m

$612

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Wed 10/1

3:35 pm-7:35 am

1 stop11h 00m

Porto

Wed 11/5

8:20 am-8:59 pm

2 stops17h 39m

$634

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 9/22

6:40 am-9:35 am

2 stops21h 55m

Porto

Wed 10/22

6:00 am-9:22 pm

2 stops20h 22m

$644

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 9/22

6:40 am-9:35 am

2 stops21h 55m

Porto

Wed 10/22

6:15 am-4:45 pm

1 stop15h 30m

$647

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Tue 1/27

2:00 pm-10:30 am

2 stops15h 30m

Porto

Tue 2/3

11:25 am-4:45 pm

1 stop34h 20m

$654

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Wed 8/20

9:00 am-9:20 am

1 stop19h 20m

Porto

Thu 9/4

12:10 pm-2:10 pm

2 stops31h 00m

$725

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 44 results
1
2
3
...
5

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 $523). Flying from North Carolina to Porto in June is currently the most expensive (average of $1,033). 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 July 31, 2025.

When flying from North Carolina to Porto, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 July 31, 2025.
Read through reviews of airlines operating flights from North Carolina to Porto, such as Delta, KLM, and Air France. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,383 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,465 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,686 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $578. Air Canada flights start at $585 while deals on TAP AIR PORTUGAL start at $589 one-way.

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

    The most popular route from North Carolina to Porto is Charlotte Douglas - Porto. You may also consider Raleigh-Durham - Porto or Norfolk - 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 $523). Flying from North Carolina to Porto in June is currently the most expensive (average of $1,033). 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
Coimbra

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for North Carolina to Porto

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Lisbon flights
Newark to Lisbon flights
LaGuardia to Lisbon flights
Boston to Lisbon flights
Dulles Intl to Lisbon flights
Newark to Porto flights
San Francisco to Lisbon flights
Miami to Lisbon flights
John F Kennedy Intl to Porto flights
Boston to Ponta Delgada flights
Reagan-National to Lisbon flights
Baltimore to Lisbon flights
Seattle to Lisbon flights
O'Hare Intl to Lisbon flights
Dallas/Fort Worth to Lisbon flights
Los Angeles to Lisbon flights
Philadelphia to Lisbon flights
LaGuardia to Porto flights
Raleigh to Lisbon flights
Minneapolis to Lisbon flights
John F Kennedy Intl to Ponta Delgada flights
Denver to Lisbon flights
Boston to Porto flights
Atlanta to Lisbon flights
Midway to Lisbon flights
John F Kennedy Intl to Faro flights
Newark to Faro flights
Newark to Ponta Delgada flights
Hobby to Lisbon flights
Newark to Funchal flights
Los Angeles to Porto flights
John F Kennedy Intl to Funchal flights
Orlando to Lisbon flights
O'Hare Intl to Porto flights
Charlotte to Lisbon flights
Boston to Funchal flights
Dulles Intl to Porto flights
Sky Harbor Intl to Lisbon flights
George Bush Intcntl to Lisbon flights
Portland to Lisbon flights
Cleveland to Lisbon flights
Nashville to Lisbon flights
LaGuardia to Funchal flights
Love Field to Lisbon flights
LaGuardia to Faro flights
San Diego to Lisbon flights
Detroit to Lisbon flights
Tampa to Lisbon flights
Fort Lauderdale to Lisbon flights
Reagan-National to Porto flights

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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$565Average$794FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$586Average$739FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$599Average$884FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$602Average$2,076FlexibilityNo cancel feeOn-time70%
KLMCheapest$609Average$975FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$610Average$1,050FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$741Average$1,197FlexibilityNo cancel feeOn-time69%
TAP AIR PORTUGALCheapest$797Average$1,360FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.