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Cheap flights from Cardiff to Porto from £87

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cardiff to Porto departing on 25/10. 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 Cardiff to Porto

Cheap return flights

Ryanair Logo
20:05 - 13:10CWL-OPO
17h 05m1 stop
Ryanair Logo
06:45 - 15:30OPO-CWL
8h 45m1 stop
£150Ryanair
Find Deal
Sat, 8 Nov - Wed, 12 Nov
Ryanair Logo
22:25 - 11:15CWL-OPO
12h 50m1 stop
Ryanair Logo
06:45 - 10:05OPO-CWL
27h 20m1 stop
£150Ryanair
Find Deal
Fri, 7 Nov - Wed, 12 Nov
Ryanair Logo
20:05 - 13:10CWL-OPO
17h 05m1 stop
Ryanair Logo
09:45 - 22:00OPO-CWL
12h 15m1 stop
£153Ryanair
Find Deal
Sat, 8 Nov - Fri, 14 Nov
Ryanair Logo
22:25 - 11:15CWL-OPO
12h 50m1 stop
Ryanair Logo
09:45 - 22:00OPO-CWL
12h 15m1 stop
£154Ryanair
Find Deal
Fri, 7 Nov - Fri, 14 Nov
Ryanair Logo
21:20 - 11:35CWL-OPO
14h 15m1 stop
Ryanair Logo
06:45 - 15:30OPO-CWL
8h 45m1 stop
£155Ryanair
Find Deal
Sun, 9 Nov - Wed, 12 Nov
Multiple Airlines Logo
16:05 - 06:50CWL-OPO
14h 45m2 stops
Multiple Airlines Logo
06:45 - 15:30OPO-CWL
8h 45m1 stop
£165Multiple Airlines
Find Deal
Fri, 21 Nov - Wed, 26 Nov
Multiple Airlines Logo
14:30 - 07:45CWL-OPO
17h 15m2 stops
Multiple Airlines Logo
20:55 - 15:40OPO-CWL
18h 45m2 stops
£183Multiple Airlines
Find Deal
Thu, 30 Oct - Thu, 6 Nov
KLM Logo
17:25 - 10:30CWL-OPO
17h 05m1 stop
KLM Logo
06:35 - 16:55OPO-CWL
10h 20m1 stop
£212KLM
Find Deal
Thu, 30 Oct - Thu, 6 Nov
KLM Logo
17:25 - 10:30CWL-OPO
17h 05m1 stop
KLM Logo
06:35 - 16:55OPO-CWL
10h 20m1 stop
£216KLM
Find Deal
Sat, 8 Nov - Thu, 13 Nov
Air France Logo
09:45 - 20:35CWL-OPO
10h 50m2 stops
Air France Logo
09:20 - 16:45OPO-CWL
7h 25m2 stops
£272Air France
Find Deal
Sat, 4 Oct - Fri, 10 Oct

Ryanair flights from Cardiff to Porto

Our best Ryanair deals on Cardiff to Porto flight tickets
Ryanair
8 Nov
CWL20:05Cardiff Wales
17h 05m
1 stop
OPO13:10Porto
12 Nov
OPO06:45Porto
8h 45m
1 stop
CWL15:30Cardiff Wales
£150
Find similar
Ryanair
7 Nov
CWL22:25Cardiff Wales
12h 50m
1 stop
OPO11:15Porto
12 Nov
OPO06:45Porto
27h 20m
1 stop
CWL10:05Cardiff Wales
£150
Find similar
Ryanair
8 Nov
CWL20:05Cardiff Wales
17h 05m
1 stop
OPO13:10Porto
14 Nov
OPO09:45Porto
12h 15m
1 stop
CWL22:00Cardiff Wales
£153
Find similar

KLM flights from Cardiff to Porto

Our best KLM deals on Cardiff to Porto flight tickets
KLM
30 Oct
CWL17:25Cardiff Wales
17h 05m
1 stop
OPO10:30Porto
6 Nov
OPO06:35Porto
10h 20m
1 stop
CWL16:55Cardiff Wales
£212
Find similar
KLM
8 Nov
CWL17:25Cardiff Wales
17h 05m
1 stop
OPO10:30Porto
13 Nov
OPO06:35Porto
10h 20m
1 stop
CWL16:55Cardiff Wales
£216
Find similar
KLM
4 Oct
CWL17:35Cardiff Wales
17h 05m
1 stop
OPO10:40Porto
10 Oct
OPO20:45Porto
12h 25m
1 stop
CWL09:10Cardiff Wales
£265
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Cardiff 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 279,928 searches. Data last updated 17 September 2025.
Use the filters below to find and compare flights from Cardiff to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CardiffPorto

CWL - OPO

CWLOPO

Cardiff Wales

Sat 8/11

20:05-13:10

1 stop17h 05m

Porto

Wed 12/11

06:45-15:30

1 stop8h 45m

£150

CardiffPorto

CWL - OPO

CWLOPO

Cardiff Wales

Fri 7/11

22:25-11:15

1 stop12h 50m

Porto

Wed 12/11

06:45-10:05

1 stop27h 20m

£150

CardiffPorto

CWL - OPO

CWLOPO

Cardiff Wales

Sat 8/11

20:05-13:10

1 stop17h 05m

Porto

Fri 14/11

09:45-22:00

1 stop12h 15m

£153

CardiffPorto

CWL - OPO

CWLOPO

Cardiff Wales

Fri 7/11

22:25-11:15

1 stop12h 50m

Porto

Fri 14/11

09:45-22:00

1 stop12h 15m

£154

CardiffPorto

CWL - OPO

CWLOPO

Cardiff Wales

Sun 9/11

21:20-11:35

1 stop14h 15m

Porto

Wed 12/11

06:45-15:30

1 stop8h 45m

£155

CardiffPorto

CWL - OPO

CWLOPO

Cardiff Wales

Fri 21/11

16:05-06:50

2 stops14h 45m

Porto

Wed 26/11

06:45-15:30

1 stop8h 45m

£165

CardiffPorto

CWL - OPO

CWLOPO

Cardiff Wales

Thu 30/10

14:30-07:45

2 stops17h 15m

Porto

Thu 6/11

20:55-15:40

2 stops18h 45m

£183

CardiffPorto

CWL - OPO

CWLOPO

Cardiff Wales

Thu 30/10

17:25-10:30

1 stop17h 05m

Porto

Thu 6/11

06:35-16:55

1 stop10h 20m

£212

CardiffPorto

CWL - OPO

CWLOPO

Cardiff Wales

Sat 8/11

17:25-10:30

1 stop17h 05m

Porto

Thu 13/11

06:35-16:55

1 stop10h 20m

£216

CardiffPorto

CWL - OPO

CWLOPO

Cardiff Wales

Sat 4/10

09:45-20:35

2 stops10h 50m

Porto

Fri 10/10

09:20-16:45

2 stops7h 25m

£272

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
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See travel insights to Porto from

How to get the cheapest flight ticket from Cardiff 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 day to depart on your flight to Porto?

According to our data, Tuesday is the cheapest day to fly to Porto from Cardiff. The lowest ticket price found for a Tuesday departure recently was £198. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around £373. 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?

Our data shows that the cheapest Cardiff to Porto flights are usually those with departure times in the afternoon. Our users have found flights to Porto in the afternoon for as low as £271. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £277 on average. Flights to Porto from Cardiff in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

When to book flights from Cardiff to Porto

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

Cheap Cardiff to Porto (CWL to OPO) flight deals and tips

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

Direct flights

None
There are no direct flights from Cardiff to Porto. There are no popular flight routes from Cardiff to Porto.
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  • How far is Cardiff Wales to Porto by plane?

    Porto is 758.0 mi away from Cardiff Wales. By plane, this route typically takes 5h 00m.

  • When did momondo last update prices for flights from Cardiff Wales Airport to Porto Airport?

    Prices for flights from Cardiff Wales Airport to Porto Airport are updated daily.

  • How many operators does momondo search for flights from Cardiff Wales Airport to Porto Airport?

  • How old do you have to be to fly from Cardiff Wales 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 Cardiff Wales Airport 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.

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

Best airlines flying from Cardiff to Porto

Compare and see reviews for airlines that fly from Cardiff to Porto with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom £194Free CancellationRating
7.8
1,386 reviews
Search KLM flights

Travelling to a place near Porto?

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

Why use momondo?

Why should I use momondo to find a flight deal from Cardiff 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 Cardiff to Porto for you.

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

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

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

Once you have performed a search for Cardiff to Porto flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Porto, momondo offers a useful price alert feature which will track prices for flights to Porto from Cardiff and alert you when they change.

An easier way to manage your Porto trip

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