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Cheap flights from Raleigh to Porto from $364

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 9/20. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Raleigh to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:25 pm - 9:30 am
RDU
-
OPO
10h 05m
1 stop
United Airlines Logo
12:35 pm - 9:19 pm
OPO
-
RDU
13h 44m
1 stop
$726United Airlines
Mon, Nov 9 - Thu, Nov 12
United Airlines Logo
3:00 pm - 9:30 am
RDU
-
OPO
13h 30m
2 stops
United Airlines Logo
12:35 pm - 9:19 pm
OPO
-
RDU
13h 44m
1 stop
$730United Airlines
Mon, Nov 9 - Thu, Nov 12
Multiple Airlines Logo
6:00 am - 12:40 am
RDU
-
OPO
37h 40m
3 stops
Multiple Airlines Logo
5:05 am - 4:06 pm
OPO
-
RDU
40h 01m
3 stops
$732Multiple Airlines
Mon, Sep 21 - Wed, Oct 7
Delta Logo
6:25 pm - 10:00 pm
RDU
-
OPO
22h 35m
1 stop
Delta Logo
11:30 am - 4:15 pm
OPO
-
RDU
33h 45m
1 stop
$734Delta
Mon, Dec 28 - Tue, Jan 12
Delta Logo
6:25 pm - 10:00 pm
RDU
-
OPO
22h 35m
1 stop
Delta Logo
11:30 am - 4:15 pm
OPO
-
RDU
33h 45m
1 stop
$734Delta
Tue, Dec 29 - Tue, Jan 12
Multiple Airlines Logo
3:40 pm - 9:20 pm
RDU
-
OPO
24h 40m
3 stops
Multiple Airlines Logo
10:00 pm - 8:46 pm
OPO
-
RDU
27h 46m
3 stops
$757Multiple Airlines
Wed, Sep 16 - Wed, Sep 30
Lufthansa Logo
2:45 pm - 12:50 pm
RDU
-
OPO
17h 05m
2 stops
Lufthansa Logo
4:10 pm - 6:58 pm
OPO
-
RDU
31h 48m
2 stops
$759Lufthansa
Tue, Dec 29 - Tue, Jan 12
Lufthansa Logo
2:45 pm - 10:25 pm
RDU
-
OPO
26h 40m
2 stops
Lufthansa Logo
4:10 pm - 6:58 pm
OPO
-
RDU
31h 48m
2 stops
$770Lufthansa
Mon, Dec 28 - Tue, Jan 12
Air Canada Logo
6:00 am - 7:00 am
RDU
-
OPO
20h 00m
2 stops
Air Canada Logo
6:20 am - 8:46 pm
OPO
-
RDU
19h 26m
2 stops
$923Air Canada
Wed, Sep 16 - Thu, Oct 1
Air Canada Logo
9:10 am - 7:00 am
RDU
-
OPO
16h 50m
1 stop
Air Canada Logo
6:20 am - 8:46 pm
OPO
-
RDU
19h 26m
2 stops
$924Air Canada
Wed, Sep 16 - Thu, Oct 1

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Lufthansa flights from Raleigh to Porto

Our best Lufthansa deals on Raleigh to Porto flight tickets
Lufthansa
Dec 29
RDU2:45 pmRaleigh-Durham
17h 05m
2 stops
OPO12:50 pmPorto
Jan 12
OPO4:10 pmPorto
31h 48m
2 stops
RDU6:58 pmRaleigh-Durham
$759
Lufthansa
Jan 18
RDU3:55 pmRaleigh-Durham
18h 25m
1 stop
OPO3:20 pmPorto
Jan 31
OPO12:35 pmPorto
30h 25m
1 stop
RDU2:00 pmRaleigh-Durham
$789
Lufthansa
Jan 18
RDU3:55 pmRaleigh-Durham
18h 25m
1 stop
OPO3:20 pmPorto
Jan 31
OPO12:35 pmPorto
30h 25m
1 stop
RDU2:00 pmRaleigh-Durham
$792

United Airlines flights from Raleigh to Porto

Our best United Airlines deals on Raleigh to Porto flight tickets
United Airlines
Nov 9
RDU6:25 pmRaleigh-Durham
10h 05m
1 stop
OPO9:30 amPorto
Nov 12
OPO12:35 pmPorto
13h 44m
1 stop
RDU9:19 pmRaleigh-Durham
$726
United Airlines
Nov 9
RDU3:00 pmRaleigh-Durham
13h 30m
2 stops
OPO9:30 amPorto
Nov 12
OPO12:35 pmPorto
16h 09m
2 stops
RDU11:44 pmRaleigh-Durham
$730
United Airlines
Nov 9
RDU6:25 pmRaleigh-Durham
10h 05m
1 stop
OPO9:30 amPorto
Nov 12
OPO12:35 pmPorto
13h 44m
1 stop
RDU9:19 pmRaleigh-Durham
$731

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 August 1, 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
Quickest round-trip

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Mon 11/9

6:25 pm-9:30 am

1 stop10h 05m

Porto

Thu 11/12

12:35 pm-9:19 pm

1 stop13h 44m

$726

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Mon 11/9

3:00 pm-9:30 am

2 stops13h 30m

Porto

Thu 11/12

12:35 pm-9:19 pm

1 stop13h 44m

$730

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Mon 9/21

6:00 am-12:40 am

3 stops37h 40m

Porto

Wed 10/7

5:05 am-4:06 pm

3 stops40h 01m

$732

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Mon 12/28

6:25 pm-10:00 pm

1 stop22h 35m

Porto

Tue 1/12

11:30 am-4:15 pm

1 stop33h 45m

$734

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Tue 12/29

6:25 pm-10:00 pm

1 stop22h 35m

Porto

Tue 1/12

11:30 am-4:15 pm

1 stop33h 45m

$734

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Wed 9/16

3:40 pm-9:20 pm

3 stops24h 40m

Porto

Wed 9/30

10:00 pm-8:46 pm

3 stops27h 46m

$757

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Tue 12/29

2:45 pm-12:50 pm

2 stops17h 05m

Porto

Tue 1/12

4:10 pm-6:58 pm

2 stops31h 48m

$759

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Mon 12/28

2:45 pm-10:25 pm

2 stops26h 40m

Porto

Tue 1/12

4:10 pm-6:58 pm

2 stops31h 48m

$770

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Wed 9/16

6:00 am-7:00 am

2 stops20h 00m

Porto

Thu 10/1

6:20 am-8:46 pm

2 stops19h 26m

$923

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Wed 9/16

9:10 am-7:00 am

1 stop16h 50m

Porto

Thu 10/1

6:20 am-8:46 pm

2 stops19h 26m

$924

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

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?

Prices are currently low for flights on this route.

Typical prices usually range from $763 to $1,340.
The lowest price recently found on this route was $726.

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 February instead. Flights to Porto in February, while not as cheap as those in January, still average around $708.

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 $917 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 $708 on momondo.

Can stopping save me money on Raleigh to Porto flights?

You could potentially save up to 40% 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 $597Free CancellationRating
7.8
8,493 reviews
Search Delta flights
American AirlinesPriceFrom $609Free CancellationRating
7.1
11,848 reviews
Search American Airlines flights
LufthansaPriceFrom $633Free CancellationRating
6.8
8,172 reviews
Search Lufthansa flights
Air CanadaPriceFrom $638Free CancellationRating
7.1
11,419 reviews
Search Air Canada flights
United AirlinesPriceFrom $701Free CancellationRating
7.4
10,061 reviews
Search United Airlines 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
Pinhao
Esposende
Lamego
Chaves
Arcos de Valdevez
Guimarães
Viseu
Espinho
Ponte de Lima
Mesao Frio
Penafiel
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.

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