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Cheap flights from Raleigh to Porto from $715

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Raleigh to Porto departing on 4/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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
5:59 pm - 3:25 pm
RDU
-
OPO
16h 26m
2 stops
Multiple Airlines Logo
6:15 am - 7:19 pm
OPO
-
RDU
18h 04m
2 stops
$715Multiple Airlines
Tue, Apr 21 - Tue, Apr 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
$740KLM
Mon, Apr 27 - Thu, May 7
Lufthansa Logo
3:40 pm - 11:10 am
RDU
-
OPO
14h 30m
1 stop
Lufthansa Logo
12:05 pm - 12:50 am
OPO
-
RDU
17h 45m
2 stops
$742Lufthansa
Tue, Apr 21 - Tue, Apr 28
Multiple Airlines Logo
7:11 pm - 3:25 pm
RDU
-
OPO
15h 14m
2 stops
Multiple Airlines Logo
5:55 am - 3:55 pm
OPO
-
RDU
15h 00m
1 stop
$744Multiple Airlines
Mon, Apr 27 - Thu, May 7
Lufthansa Logo
3:40 pm - 11:10 am
RDU
-
OPO
14h 30m
1 stop
Lufthansa Logo
4:35 pm - 1:45 pm
OPO
-
RDU
26h 10m
1 stop
$750Lufthansa
Tue, Apr 21 - Tue, Apr 28
Multiple Airlines Logo
7:11 pm - 3:25 pm
RDU
-
OPO
15h 14m
2 stops
Multiple Airlines Logo
5:55 am - 3:55 pm
OPO
-
RDU
15h 00m
1 stop
$755Multiple Airlines
Mon, Apr 27 - Thu, May 7
Multiple Airlines Logo
7:11 pm - 3:25 pm
RDU
-
OPO
15h 14m
2 stops
Multiple Airlines Logo
4:20 pm - 3:55 pm
OPO
-
RDU
28h 35m
1 stop
$762Multiple Airlines
Mon, May 4 - Mon, May 11
United Airlines Logo
9:10 am - 7:00 am
RDU
-
OPO
16h 50m
1 stop
United Airlines Logo
2:25 pm - 11:00 am
OPO
-
RDU
25h 35m
2 stops
$767United Airlines
Wed, Aug 12 - Wed, Aug 19
United Airlines Logo
6:15 am - 7:00 am
RDU
-
OPO
19h 45m
2 stops
United Airlines Logo
2:25 pm - 4:05 pm
OPO
-
RDU
30h 40m
2 stops
$772United Airlines
Wed, Aug 12 - Wed, Aug 19
Air Canada Logo
9:10 am - 7:00 am
RDU
-
OPO
16h 50m
1 stop
Air Canada Logo
2:25 pm - 9:32 pm
OPO
-
RDU
12h 07m
1 stop
$780Air Canada
Wed, Aug 12 - Wed, Aug 19

Delta flights from Raleigh to Porto

Our best Delta deals on Raleigh to Porto flight tickets
Delta
May 6
RDU4:25 pmRaleigh-Durham
18h 00m
2 stops
OPO3:25 pmPorto
May 13
OPO5:55 amPorto
15h 00m
1 stop
RDU3:55 pmRaleigh-Durham
$829
Delta
May 4
RDU7:11 pmRaleigh-Durham
15h 14m
2 stops
OPO3:25 pmPorto
May 19
OPO5:00 amPorto
19h 18m
2 stops
RDU7:18 pmRaleigh-Durham
$832
Delta
May 4
RDU2:58 pmRaleigh-Durham
19h 27m
2 stops
OPO3:25 pmPorto
May 18
OPO4:20 pmPorto
28h 35m
1 stop
RDU3:55 pmRaleigh-Durham
$842

KLM flights from Raleigh to Porto

Our best KLM deals on Raleigh to Porto flight tickets
KLM
Apr 27
RDU6:10 pmRaleigh-Durham
16h 15m
1 stop
OPO3:25 pmPorto
May 7
OPO5:55 amPorto
15h 00m
1 stop
RDU3:55 pmRaleigh-Durham
$740
KLM
Apr 27
RDU6:10 pmRaleigh-Durham
16h 15m
1 stop
OPO3:25 pmPorto
May 7
OPO5:55 amPorto
15h 00m
1 stop
RDU3:55 pmRaleigh-Durham
$790
KLM
Apr 27
RDU6:10 pmRaleigh-Durham
22h 50m
1 stop
OPO10:00 pmPorto
May 7
OPO5:55 amPorto
15h 00m
1 stop
RDU3:55 pmRaleigh-Durham
$791

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 March 23, 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

Tue 4/21

5:59 pm-3:25 pm

2 stops16h 26m

Porto

Tue 4/28

6:15 am-7:19 pm

2 stops18h 04m

$715

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Mon 4/27

6:10 pm-3:25 pm

1 stop16h 15m

Porto

Thu 5/7

5:55 am-3:55 pm

1 stop15h 00m

$740

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Tue 4/21

3:40 pm-11:10 am

1 stop14h 30m

Porto

Tue 4/28

12:05 pm-12:50 am

2 stops17h 45m

$742

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Mon 4/27

7:11 pm-3:25 pm

2 stops15h 14m

Porto

Thu 5/7

5:55 am-3:55 pm

1 stop15h 00m

$744

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Tue 4/21

3:40 pm-11:10 am

1 stop14h 30m

Porto

Tue 4/28

4:35 pm-1:45 pm

1 stop26h 10m

$750

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Mon 4/27

7:11 pm-3:25 pm

2 stops15h 14m

Porto

Thu 5/7

5:55 am-3:55 pm

1 stop15h 00m

$755

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Mon 5/4

7:11 pm-3:25 pm

2 stops15h 14m

Porto

Mon 5/11

4:20 pm-3:55 pm

1 stop28h 35m

$762

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-11:00 am

2 stops25h 35m

$767

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Wed 8/12

6:15 am-7:00 am

2 stops19h 45m

Porto

Wed 8/19

2:25 pm-4:05 pm

2 stops30h 40m

$772
Quickest round-trip

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-9:32 pm

1 stop12h 07m

$780

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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 February instead. Flights to Porto in February, while not as cheap as those in January, still average around $702.

Can stopping save me money on Raleigh to Porto flights?

You could potentially save up to 16% 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

15h 14m

Direct flights

None
The fastest flight from Raleigh to Porto takes 15h 14m
There are no direct flights from Raleigh to Porto. There are no popular flight routes from Raleigh to Porto.
Search flight deals

  • 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 15h 14m 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
8,317 reviews
Search Delta flights
American AirlinesPriceFrom $608Free CancellationRating
7.1
11,490 reviews
Search American Airlines flights
LufthansaPriceFrom $633Free CancellationRating
6.8
7,863 reviews
Search Lufthansa flights
Air CanadaPriceFrom $638Free CancellationRating
7.1
10,835 reviews
Search Air Canada flights
United AirlinesPriceFrom $701Free CancellationRating
7.4
9,464 reviews
Search United Airlines flights
TAP AIR PORTUGALPriceFrom $887Free CancellationRating
7.1
2,175 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
Braga
Matosinhos
Esposende
Lamego
Chaves
Pinhao
Guimarães
Espinho
Arcos de Valdevez
Viseu
Ponte de Lima
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.

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