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$289+ 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — OPO
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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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 May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$562
(Iberia)

One-way from

$289
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$849
Provider with most accurate pricing for Charlotte Douglas-Porto flight deals.
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Provider most trusted by Cheapflights users for Charlotte Douglas-Porto flights.
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From North Carolina to Porto
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One-way flight from North Carolina to Porto
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Highest demand for flights based on searches. 21% potential increase in price ($222 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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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 May 1, 2025.

This Iberia deal was found by Cheapflights users on 4/30. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/265:00 pmCLT - OPO
1 stop10h 40mIberia
Tue 11/48:40 pmOPO - CLT
2 stops30h 03mIberia
Deal found 4/30$562
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/22:30 pmCLT - OPO
2 stops16h 15mAmerican Airlines
Fri 1/168:20 amOPO - CLT
2 stops16h 25mAmerican Airlines
Deal found 4/30$567
This Air Canada deal was found by Cheapflights users on 4/28. 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.
Tue 10/219:00 amRDU - OPO
2 stops21h 30mAir Canada
Thu 11/66:00 amOPO - RDU
2 stops39h 08mAir Canada
Deal found 4/28$640
This United Airlines deal was found by Cheapflights users on 4/28. 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 10/215:54 pmRDU - OPO
1 stop10h 51mUnited Airlines
Wed 11/56:00 amOPO - RDU
2 stops17h 58mUnited Airlines
Deal found 4/28$642
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/36:20 pmRDU - OPO
1 stop11h 30mDelta
Tue 12/95:00 amOPO - RDU
2 stops23h 55mDelta
Deal found 4/30$654
This Air France deal was found by Cheapflights users on 4/28. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/216:20 pmRDU - OPO
1 stop16h 10mMultiple Airlines
Tue 11/45:00 amOPO - RDU
2 stops16h 41mMultiple Airlines
Deal found 4/28$655
This KLM deal was found by Cheapflights users on 4/28. 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.
Wed 10/226:40 pmRDU - OPO
2 stops15h 55mKLM
Tue 11/45:00 amOPO - RDU
2 stops17h 59mKLM
Deal found 4/28$665
This Orbitz deal was found by Cheapflights users on 4/30. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1011:55 pmCLT - OPO
2 stops26h 40mMultiple Airlines
Sat 10/188:35 pmOPO - CLT
1 stop24h 35mMultiple Airlines
Deal found 4/30$668
This Lufthansa deal was found by Cheapflights users on 4/30. 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.
Wed 10/810:35 amCLT - OPO
2 stops31h 45mLufthansa
Thu 10/166:15 amOPO - CLT
1 stop15h 30mLufthansa
Deal found 4/30$673
This American Airlines deal was found by Cheapflights users on 4/29. 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 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 4/29$682
This FlightHub deal was found by Cheapflights users on 4/28. 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.
Tue 10/213:40 pmRDU - OPO
1 stop19h 05mLufthansa
Wed 11/54:30 pmOPO - RDU
1 stop26h 45mLufthansa
Deal found 4/28$690
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/236:02 pmCLT - OPO
1 stop10h 43mUnited Airlines
Tue 11/412:35 pmOPO - CLT
1 stop13h 23mUnited Airlines
Deal found 4/30$697

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 May 1, 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 10/26

5:00 pm-7:40 am

1 stop10h 40m

Porto

Tue 11/4

8:40 pm-9:43 pm

2 stops30h 03m

$562

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Sun 10/26

6:00 pm-11:45 am

2 stops13h 45m

Porto

Tue 11/4

8:20 am-9:50 pm

2 stops18h 30m

$592

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Tue 10/21

9:00 am-11:30 am

2 stops21h 30m

Porto

Thu 11/6

6:00 am-4:08 pm

2 stops39h 08m

$640

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Tue 10/21

5:54 pm-9:45 am

1 stop10h 51m

Porto

Wed 11/5

6:00 am-6:58 pm

2 stops17h 58m

$642

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Tue 10/21

6:20 pm-3:30 pm

1 stop16h 10m

Porto

Thu 11/6

5:00 am-5:36 pm

2 stops17h 36m

$655

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Wed 10/22

6:40 pm-3:35 pm

2 stops15h 55m

Porto

Tue 11/4

5:00 am-5:59 pm

2 stops17h 59m

$665

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Fri 10/10

11:55 pm-7:35 am

2 stops26h 40m

Porto

Sat 10/18

8:35 pm-4:10 pm

1 stop24h 35m

$668

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Wed 10/8

10:35 am-11:20 pm

2 stops31h 45m

Porto

Thu 10/16

6:15 am-4:45 pm

1 stop15h 30m

$673

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Thu 10/23

2:29 pm-11:40 am

2 stops16h 11m

Porto

Tue 11/4

8:20 am-11:27 pm

2 stops20h 07m

$682

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Tue 10/21

3:40 pm-3:45 pm

1 stop19h 05m

Porto

Wed 11/5

4:30 pm-2:15 pm

1 stop26h 45m

$690

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 42 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 $523). Flying from North Carolina to Porto in June is currently the most expensive (average of $1,071). 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 May 1, 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.

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 May 1, 2025.
Read reviews from past customers who have flown Delta, KLM and Austrian Airlines from North Carolina to Porto. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Austrian Airlines
7.6
Good
781 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,588 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 American Airlines, which is currently one of the cheapest options available, starting at $436. United Airlines flights start at $463 while deals on Lufthansa start at $528 one-way.

  • 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 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 $1,071). 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 North Carolina?

Book flights to North Carolina if you plan to visit one of these locations
Aveiro
Coimbra
Matosinhos
Arcos de Valdevez

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Alternative routes for North Carolina to Porto

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from North Carolina to Porto

Discover the top 7 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$557Average$693FlexibilityNo cancel feeOn-time77%
DeltaCheapest$565Average$909FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$567Average$914FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$569Average$861FlexibilityNo cancel feeOn-time71%
Air FranceCheapest$583Average$643FlexibilityNo cancel feeOn-time77%
KLMCheapest$609Average$975FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$741Average$1,187FlexibilityNo cancel feeOn-time69%

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