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Cheap flights from North Carolina to Porto from $310

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from North Carolina to Porto departing on 3/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from North Carolina to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
3:15 pm - 12:50 pmRDU-OPO
16h 35m2 stops
Lufthansa Logo
6:00 am - 9:59 pmOPO-RDU
20h 59m2 stops
$488Lufthansa
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Sun, Feb 15 - Sat, Feb 28
Delta Logo
10:05 am - 10:30 amRDU-OPO
19h 25m2 stops
Delta Logo
6:00 am - 11:51 pmOPO-RDU
22h 51m2 stops
$491Delta
Find Deal
Sat, Feb 7 - Sat, Feb 21
Delta Logo
7:00 am - 10:30 amRDU-OPO
22h 30m2 stops
Delta Logo
6:00 am - 11:51 pmOPO-RDU
22h 51m2 stops
$492Delta
Find Deal
Sat, Feb 7 - Sat, Feb 21
KLM Logo
1:00 pm - 10:30 amRDU-OPO
16h 30m2 stops
KLM Logo
11:25 am - 4:45 pmOPO-RDU
34h 20m1 stop
$500KLM
Find Deal
Sat, Feb 7 - Sat, Feb 21
United Airlines Logo
6:30 am - 9:30 amRDU-OPO
22h 00m2 stops
United Airlines Logo
12:35 pm - 9:58 pmOPO-RDU
13h 23m1 stop
$548United Airlines
Find Deal
Fri, Feb 27 - Thu, Mar 12
American Airlines Logo
1:31 pm - 11:45 amRDU-OPO
17h 14m2 stops
American Airlines Logo
8:20 am - 11:26 pmOPO-RDU
19h 06m2 stops
$559American Airlines
Find Deal
Sat, Feb 28 - Thu, Mar 12
Multiple Airlines Logo
9:30 am - 12:10 pmCLT-OPO
21h 40m2 stops
Multiple Airlines Logo
9:05 pm - 4:17 pmOPO-CLT
24h 12m2 stops
$570Multiple Airlines
Find Deal
Tue, Nov 25 - Tue, Dec 2
Multiple Airlines Logo
1:54 pm - 9:30 amCLT-OPO
15h 36m1 stop
Multiple Airlines Logo
1:45 pm - 5:55 pmOPO-CLT
32h 10m1 stop
$576Multiple Airlines
Find Deal
Wed, Mar 11 - Wed, Mar 25
United Airlines Logo
6:23 pm - 9:30 amCLT-OPO
10h 07m1 stop
United Airlines Logo
6:00 am - 10:32 amOPO-CLT
33h 32m2 stops
$583United Airlines
Find Deal
Sun, Nov 23 - Wed, Dec 3
American Airlines Logo
12:29 pm - 7:40 amCLT-OPO
14h 11m2 stops
American Airlines Logo
8:20 am - 4:25 pmOPO-CLT
13h 05m1 stop
$620American Airlines
Find Deal
Tue, Dec 2 - Tue, Dec 16

United Airlines flights from North Carolina to Porto

Our best United Airlines deals on North Carolina to Porto flight tickets
United Airlines
Feb 27
RDU6:30 amRaleigh-Durham
22h 00m
2 stops
OPO9:30 amPorto
Mar 12
OPO12:35 pmPorto
13h 23m
1 stop
RDU9:58 pmRaleigh-Durham
$548
Find similar
United Airlines
Nov 23
CLT6:23 pmCharlotte Douglas
10h 07m
1 stop
OPO9:30 amPorto
Dec 3
OPO6:00 amPorto
33h 32m
2 stops
CLT10:32 amCharlotte Douglas
$583
Find similar
United Airlines
Feb 26
RDU1:26 pmRaleigh-Durham
15h 04m
2 stops
OPO9:30 amPorto
Mar 8
OPO6:00 amPorto
17h 01m
2 stops
RDU6:01 pmRaleigh-Durham
$584
Find similar

Delta flights from North Carolina to Porto

Our best Delta deals on North Carolina to Porto flight tickets
Delta
Feb 7
RDU10:05 amRaleigh-Durham
19h 25m
2 stops
OPO10:30 amPorto
Feb 21
OPO6:00 amPorto
22h 51m
2 stops
RDU11:51 pmRaleigh-Durham
$491
Find similar
Delta
Feb 7
RDU7:00 amRaleigh-Durham
22h 30m
2 stops
OPO10:30 amPorto
Feb 21
OPO6:00 amPorto
22h 51m
2 stops
RDU11:51 pmRaleigh-Durham
$492
Find similar
Delta
Nov 17
CLT9:47 amCharlotte Douglas
19h 43m
2 stops
OPO10:30 amPorto
Dec 3
OPO6:00 amPorto
17h 36m
2 stops
CLT6:36 pmCharlotte Douglas
$580
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated November 4, 2025.
Use the filters below to find and compare flights from North Carolina to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Sun 2/15

3:15 pm-12:50 pm

2 stops16h 35m

Porto

Sat 2/28

6:00 am-9:59 pm

2 stops20h 59m

$488

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Sat 2/7

10:05 am-10:30 am

2 stops19h 25m

Porto

Sat 2/21

6:00 am-11:51 pm

2 stops22h 51m

$491

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Sat 2/7

7:00 am-10:30 am

2 stops22h 30m

Porto

Sat 2/21

6:00 am-11:51 pm

2 stops22h 51m

$492

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Sat 2/7

1:00 pm-10:30 am

2 stops16h 30m

Porto

Sat 2/21

11:25 am-4:45 pm

1 stop34h 20m

$500

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Fri 2/27

6:30 am-9:30 am

2 stops22h 00m

Porto

Thu 3/12

12:35 pm-9:58 pm

1 stop13h 23m

$548

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Sat 2/28

1:31 pm-11:45 am

2 stops17h 14m

Porto

Thu 3/12

8:20 am-11:26 pm

2 stops19h 06m

$559

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Tue 11/25

9:30 am-12:10 pm

2 stops21h 40m

Porto

Tue 12/2

9:05 pm-4:17 pm

2 stops24h 12m

$570

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Wed 3/11

1:54 pm-9:30 am

1 stop15h 36m

Porto

Wed 3/25

1:45 pm-5:55 pm

1 stop32h 10m

$576

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Sun 11/23

6:23 pm-9:30 am

1 stop10h 07m

Porto

Wed 12/3

6:00 am-10:32 am

2 stops33h 32m

$583

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Tue 12/2

12:29 pm-7:40 am

2 stops14h 11m

Porto

Tue 12/16

8:20 am-4:25 pm

1 stop13h 05m

$620

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Porto from

How to get the cheapest flight ticket from North Carolina to Porto

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Porto?

The month of January is, on average, the cheapest month to fly to Porto from North Carolina, with most prices found around $613. If you aren’t able to travel during the month of January, then book flights to Porto from North Carolina during February instead. Flights to Porto in February, while not as cheap as those in January, still average around $650.

What is the cheapest day to depart on your flight to Porto?

The cheapest day to depart on your flight to Porto is on a Tuesday when prices can be found for as low as $844. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,417. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

What is the cheapest time of day to depart on your flight to Porto?

In the evening is the cheapest time of day to fly from North Carolina to Porto when you can find flight prices for as low as $836. Flying to Porto in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,099 on average. Flights to Porto from North Carolina in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Porto?

You are more likely to see cheaper flights to Porto from North Carolina when booking weeks ahead of your departure date. In general, you can expect to find flights to Porto for around $1,016 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Porto from North Carolina for as low as $707 on momondo.

Can stopping save me money on North Carolina to Porto flights?

You could potentially save up to 11% on your flight if you consider stops on a North Carolina to Porto flight.

Cheap North Carolina to Porto flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from North Carolina to Porto

Direct flights

None
There are no direct flights from North Carolina to Porto. There are no popular flight routes from North Carolina to Porto.
Search flight deals

  • When did momondo last update prices for flights from North Carolina to Porto Airport?

    Prices for flights from North Carolina to Porto Airport refresh daily.

  • How many operators does momondo search for flights from North Carolina to Porto Airport?

  • How old do you have to be to fly from North Carolina to Porto Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from North Carolina to Porto Airport.

  • What documentation or ID do you need to fly to Porto Airport?

    The travel and health documents you'll need for your trip to Porto Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Porto Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from North Carolina to Porto

Compare and see reviews for airlines that fly from North Carolina to Porto with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $558Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights
IberiaPriceFrom $588Free CancellationRating
7.0
3,006 reviews
Search Iberia flights
LufthansaPriceFrom $608Free CancellationRating
6.8
7,552 reviews
Search Lufthansa flights
Air CanadaPriceFrom $638Free CancellationRating
7.1
10,404 reviews
Search Air Canada flights
DeltaPriceFrom $650Free CancellationRating
7.9
8,004 reviews
Search Delta flights
British AirwaysPriceFrom $663Free CancellationRating
6.7
7,496 reviews
Search British Airways flights
United AirlinesPriceFrom $702Free CancellationRating
7.4
9,001 reviews
Search United Airlines flights
TAP AIR PORTUGALPriceFrom $887Free CancellationRating
7.1
2,046 reviews
Search TAP AIR PORTUGAL flights

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Vila Nova de Gaia
Coimbra
Aveiro
Matosinhos
Braga
Lamego
Guimarães
Esposende
Chaves
Espinho
Viseu
Ponte de Lima
Arcos de Valdevez
Pinhao
Curia
Penafiel
Mesao Frio
Mira
Baiao

Why use momondo?

Why should I use momondo to find a flight deal from North Carolina to Porto?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from North Carolina to Porto. momondo saves you time and could save you money on your trip.

Can I find flights from North Carolina to Porto with flexible booking policies on momondo?

All flight searches from North Carolina to Porto on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from North Carolina to Porto?

Once all potential North Carolina to Porto flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from North Carolina to Porto right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of North Carolina to Porto flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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