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Cheap flights from Raleigh to Porto from $403

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Raleigh to Porto departing on 5/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Raleigh to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:10 am - 8:25 pm
RDU
-
OPO
30h 15m
3 stops
Multiple Airlines Logo
2:25 pm - 1:45 pm
OPO
-
RDU
28h 20m
3 stops
$813Multiple Airlines
Thu, May 28 - Thu, Jun 4
KLM Logo
2:00 pm - 10:30 am
RDU
-
OPO
15h 30m
1 stop
KLM Logo
5:40 am - 5:45 pm
OPO
-
RDU
16h 05m
1 stop
$817KLM
Thu, Oct 22 - Sun, Nov 1
United Airlines Logo
9:10 am - 7:00 am
RDU
-
OPO
16h 50m
1 stop
United Airlines Logo
2:25 pm - 8:52 pm
OPO
-
RDU
35h 27m
2 stops
$818United Airlines
Wed, Aug 12 - Wed, Aug 19
Multiple Airlines Logo
5:20 pm - 10:30 am
RDU
-
OPO
12h 10m
2 stops
Multiple Airlines Logo
5:40 am - 5:45 pm
OPO
-
RDU
16h 05m
1 stop
$821Multiple Airlines
Thu, Oct 22 - Sun, Nov 1
United Airlines Logo
7:00 am - 7:00 am
RDU
-
OPO
19h 00m
3 stops
United Airlines Logo
2:25 pm - 8:52 pm
OPO
-
RDU
35h 27m
2 stops
$822United Airlines
Wed, Aug 12 - Wed, Aug 19
KLM Logo
6:10 pm - 3:25 pm
RDU
-
OPO
16h 15m
1 stop
KLM Logo
5:40 am - 5:45 pm
OPO
-
RDU
16h 05m
1 stop
$823KLM
Fri, Oct 23 - Wed, Oct 28
United Airlines Logo
2:53 pm - 9:45 am
RDU
-
OPO
13h 52m
1 stop
United Airlines Logo
6:00 am - 10:26 am
OPO
-
RDU
32h 26m
2 stops
$825United Airlines
Fri, Oct 23 - Wed, Oct 28
KLM Logo
6:10 pm - 3:25 pm
RDU
-
OPO
16h 15m
1 stop
KLM Logo
5:55 am - 3:55 pm
OPO
-
RDU
15h 00m
1 stop
$829KLM
Wed, Aug 12 - Wed, Aug 19
United Airlines Logo
6:00 am - 9:45 am
RDU
-
OPO
22h 45m
2 stops
United Airlines Logo
6:00 am - 11:33 pm
OPO
-
RDU
21h 33m
2 stops
$830United Airlines
Fri, Oct 23 - Wed, Oct 28
Delta Logo
6:59 pm - 3:25 pm
RDU
-
OPO
15h 26m
2 stops
Delta Logo
5:00 am - 8:56 pm
OPO
-
RDU
20h 56m
2 stops
$836Delta
Wed, Sep 23 - Tue, Oct 6

KLM flights from Raleigh to Porto

Our best KLM deals on Raleigh to Porto flight tickets
KLM
Oct 22
RDU2:00 pmRaleigh-Durham
15h 30m
1 stop
OPO10:30 amPorto
Nov 1
OPO5:40 amPorto
16h 05m
1 stop
RDU5:45 pmRaleigh-Durham
$817
KLM
Oct 23
RDU6:10 pmRaleigh-Durham
16h 15m
1 stop
OPO3:25 pmPorto
Oct 28
OPO5:40 amPorto
16h 05m
1 stop
RDU5:45 pmRaleigh-Durham
$823
KLM
Aug 12
RDU6:10 pmRaleigh-Durham
16h 15m
1 stop
OPO3:25 pmPorto
Aug 19
OPO5:55 amPorto
15h 00m
1 stop
RDU3:55 pmRaleigh-Durham
$829

British Airways flights from Raleigh to Porto

Our best British Airways deals on Raleigh to Porto flight tickets
British Airways
Oct 24
RDU8:37 pmRaleigh-Durham
40h 03m
2 stops
OPO5:40 pmPorto
Oct 31
OPO8:40 pmPorto
31h 46m
2 stops
RDU12:26 amRaleigh-Durham
$841
British Airways
May 13
RDU6:00 amRaleigh-Durham
22h 05m
2 stops
OPO9:05 amPorto
May 23
OPO8:20 amPorto
20h 21m
2 stops
RDU11:41 pmRaleigh-Durham
$1,901
British Airways
May 13
RDU6:00 amRaleigh-Durham
22h 05m
2 stops
OPO9:05 amPorto
May 23
OPO7:55 pmPorto
25h 40m
1 stop
RDU4:35 pmRaleigh-Durham
$1,922

momondo Fare Finder

 
Customize your flight search to find flights from Raleigh 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 May 3, 2026.
Use the filters below to find and compare flights from Raleigh to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Thu 5/28

9:10 am-8:25 pm

3 stops30h 15m

Porto

Thu 6/4

2:25 pm-1:45 pm

3 stops28h 20m

$813

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Thu 10/22

2:00 pm-10:30 am

1 stop15h 30m

Porto

Sun 11/1

5:40 am-5:45 pm

1 stop16h 05m

$817

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Wed 8/12

9:10 am-7:00 am

1 stop16h 50m

Porto

Wed 8/19

2:25 pm-8:52 pm

2 stops35h 27m

$818
Quickest round-trip

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Thu 10/22

5:20 pm-10:30 am

2 stops12h 10m

Porto

Sun 11/1

5:40 am-5:45 pm

1 stop16h 05m

$821

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Wed 8/12

7:00 am-7:00 am

3 stops19h 00m

Porto

Wed 8/19

2:25 pm-8:52 pm

2 stops35h 27m

$822

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Fri 10/23

6:10 pm-3:25 pm

1 stop16h 15m

Porto

Wed 10/28

5:40 am-5:45 pm

1 stop16h 05m

$823

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Fri 10/23

2:53 pm-9:45 am

1 stop13h 52m

Porto

Wed 10/28

6:00 am-10:26 am

2 stops32h 26m

$825

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Wed 8/12

6:10 pm-3:25 pm

1 stop16h 15m

Porto

Wed 8/19

5:55 am-3:55 pm

1 stop15h 00m

$829

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Fri 10/23

6:00 am-9:45 am

2 stops22h 45m

Porto

Wed 10/28

6:00 am-11:33 pm

2 stops21h 33m

$830

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Wed 9/23

6:59 pm-3:25 pm

2 stops15h 26m

Porto

Tue 10/6

5:00 am-8:56 pm

2 stops20h 56m

$836

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Porto from

How to get the cheapest flight ticket from Raleigh 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 typical price of a round-trip flight between Raleigh and Porto?

What is the cheapest month to fly to Porto?

The month of January is, on average, the cheapest month to fly to Porto from Raleigh, with most prices found around $492. If you aren’t able to travel during the month of January, then book flights to Porto from Raleigh during December instead. Flights to Porto in December, while not as cheap as those in January, still average around $685.

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

You are more likely to see cheaper flights to Porto from Raleigh when booking weeks ahead of your departure date. In general, you can expect to find flights to Porto for around $891 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Porto from Raleigh for as low as $821 on momondo.

Can stopping save me money on Raleigh to Porto flights?

You could potentially save up to 20% on your flight if you consider stops on a Raleigh to Porto flight.

When to book flights from Raleigh to Porto

Are you open to changing your travel dates? Check out the ideal times to fly from Raleigh to Porto according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Raleigh to Porto (RDU to OPO) flight deals and tips

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

Fastest flight time

10h 00m

Direct flights

None
The fastest flight from Raleigh to Porto takes 10h 00m
There are no direct flights from Raleigh to Porto. There are no popular flight routes from Raleigh to Porto.
Search flight deals

Frequently asked questions about flying from Raleigh to Porto

  • How far is Raleigh-Durham to Porto by plane?

    Raleigh-Durham and Porto are 3700.0 mi apart from one another. Typically, this will take 10h 00m by plane in normal conditions.

  • When did momondo last update prices for flights from Raleigh-Durham Airport to Porto Airport?

    Prices for flights from Raleigh-Durham Airport to Porto Airport are updated daily.

  • How many operators does momondo search for flights from Raleigh-Durham Airport to Porto Airport?

  • How old do you have to be to fly from Raleigh-Durham Airport 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 Raleigh-Durham Airport to Porto Airport.

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

    The required travel and health documents for your Porto Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Porto Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Raleigh to Porto?

Best airlines flying from Raleigh to Porto

Compare and see reviews for airlines that fly from Raleigh to Porto with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $572Free CancellationRating
7.9
8,462 reviews
Search Delta flights
American AirlinesPriceFrom $608Free CancellationRating
7.1
11,673 reviews
Search American Airlines flights
LufthansaPriceFrom $633Free CancellationRating
6.8
7,970 reviews
Search Lufthansa flights
Air CanadaPriceFrom $638Free CancellationRating
7.1
10,993 reviews
Search Air Canada flights
United AirlinesPriceFrom $701Free CancellationRating
7.4
9,682 reviews
Search United Airlines flights
TAP AIR PORTUGALPriceFrom $887Free CancellationRating
7.2
2,230 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
Braga
Aveiro
Matosinhos
Lamego
Esposende
Chaves
Pinhao
Guimarães
Espinho
Arcos de Valdevez
Ponte de Lima
Viseu
Curia
Penafiel
Mesao Frio
Mira
Baiao

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Raleigh to Porto for you.

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

Yes. momondo allows you to filter the results for Raleigh to Porto flights to just show those with flexible booking policies.

How can momondo help me find flights from Raleigh to Porto?

momondo provides multiple filters to help you find the best flight to Porto from Raleigh. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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

An easier way to manage your Porto trip

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