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Cheap flights from Cardiff to Porto from £71

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 26/5. 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

Enter your travel dates to find the best prices.
Ryanair Logo
21:45 - 12:35
CWL
-
OPO
14h 50m
1 stop
Ryanair Logo
21:05 - 09:50
OPO
-
CWL
12h 45m
1 stop
£120Ryanair
Tue, 2 Jun - Mon, 15 Jun
Multiple Airlines Logo
23:15 - 20:55
CWL
-
OPO
21h 40m
2 stops
Multiple Airlines Logo
21:05 - 09:50
OPO
-
CWL
12h 45m
1 stop
£131Multiple Airlines
Tue, 2 Jun - Mon, 15 Jun
Ryanair Logo
22:10 - 15:50
CWL
-
OPO
17h 40m
2 stops
Ryanair Logo
22:30 - 22:25
OPO
-
CWL
23h 55m
2 stops
£133Ryanair
Mon, 22 Jun - Wed, 24 Jun
Ryanair Logo
13:35 - 07:20
CWL
-
OPO
17h 45m
1 stop
Ryanair Logo
12:25 - 22:25
OPO
-
CWL
10h 00m
2 stops
£134Ryanair
Mon, 8 Jun - Thu, 11 Jun
Multiple Airlines Logo
13:35 - 07:20
CWL
-
OPO
17h 45m
1 stop
Multiple Airlines Logo
06:45 - 15:40
OPO
-
CWL
8h 55m
1 stop
£140Multiple Airlines
Mon, 8 Jun - Thu, 11 Jun
Multiple Airlines Logo
23:15 - 20:55
CWL
-
OPO
21h 40m
2 stops
Multiple Airlines Logo
07:50 - 09:05
OPO
-
CWL
25h 15m
2 stops
£148Multiple Airlines
Tue, 2 Jun - Mon, 15 Jun
Ryanair Logo
07:30 - 15:50
CWL
-
OPO
32h 20m
2 stops
Ryanair Logo
21:45 - 06:55
OPO
-
CWL
9h 10m
1 stop
£149Ryanair
Sat, 6 Jun - Fri, 12 Jun
Multiple Airlines Logo
23:15 - 20:55
CWL
-
OPO
21h 40m
2 stops
Multiple Airlines Logo
07:50 - 09:05
OPO
-
CWL
25h 15m
2 stops
£154Multiple Airlines
Tue, 2 Jun - Mon, 15 Jun
Ryanair Logo
16:55 - 07:25
CWL
-
OPO
14h 30m
1 stop
Ryanair Logo
18:50 - 09:50
OPO
-
CWL
15h 00m
1 stop
£156Ryanair
Thu, 9 Jul - Mon, 13 Jul
Multiple Airlines Logo
23:15 - 20:55
CWL
-
OPO
21h 40m
2 stops
Multiple Airlines Logo
22:00 - 22:50
OPO
-
CWL
24h 50m
3 stops
£159Multiple Airlines
Tue, 2 Jun - Mon, 15 Jun

Air France flights from Cardiff to Porto

Our best Air France deals on Cardiff to Porto flight tickets
Air France
6 Jun
CWL09:45Cardiff Wales
12h 20m
2 stops
OPO22:05Porto
12 Jun
OPO05:55Porto
10h 50m
2 stops
CWL16:45Cardiff Wales
£300
Air France
28 Aug
CWL17:15Cardiff Wales
22h 10m
2 stops
OPO15:25Porto
6 Sept
OPO09:25Porto
31h 20m
2 stops
CWL16:45Cardiff Wales
£690

KLM flights from Cardiff to Porto

Our best KLM deals on Cardiff to Porto flight tickets
KLM
28 Aug
CWL17:15Cardiff Wales
5h 00m
1 stop
OPO22:15Porto
6 Sept
OPO11:35Porto
5h 10m
1 stop
CWL16:45Cardiff Wales
£340
KLM
18 May
CWL17:15Cardiff Wales
5h 00m
1 stop
OPO22:15Porto
21 May
OPO19:10Porto
14h 05m
1 stop
CWL09:15Cardiff Wales
£398
KLM
18 May
CWL17:15Cardiff Wales
5h 00m
1 stop
OPO22:15Porto
20 May
OPO11:45Porto
5h 00m
1 stop
CWL16:45Cardiff Wales
£517

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 11 May 2026.
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

Cheapest return flight

CardiffPorto

CWL - OPO

CWLOPO

Cardiff Wales

Tue 2/6

21:45-12:35

1 stop14h 50m

Porto

Mon 15/6

21:05-09:50

1 stop12h 45m

£120

CardiffPorto

CWL - OPO

CWLOPO

Cardiff Wales

Tue 2/6

23:15-20:55

2 stops21h 40m

Porto

Mon 15/6

21:05-09:50

1 stop12h 45m

£131

CardiffPorto

CWL - OPO

CWLOPO

Cardiff Wales

Mon 22/6

22:10-15:50

2 stops17h 40m

Porto

Wed 24/6

22:30-22:25

2 stops23h 55m

£133

CardiffPorto

CWL - OPO

CWLOPO

Cardiff Wales

Mon 8/6

13:35-07:20

1 stop17h 45m

Porto

Thu 11/6

12:25-22:25

2 stops10h 00m

£134
Fastest return journey

CardiffPorto

CWL - OPO

CWLOPO

Cardiff Wales

Mon 8/6

13:35-07:20

1 stop17h 45m

Porto

Thu 11/6

06:45-15:40

1 stop8h 55m

£140

CardiffPorto

CWL - OPO

CWLOPO

Cardiff Wales

Tue 2/6

23:15-20:55

2 stops21h 40m

Porto

Mon 15/6

07:50-09:05

2 stops25h 15m

£148

CardiffPorto

CWL - OPO

CWLOPO

Cardiff Wales

Sat 6/6

07:30-15:50

2 stops32h 20m

Porto

Fri 12/6

21:45-06:55

1 stop9h 10m

£149

CardiffPorto

CWL - OPO

CWLOPO

Cardiff Wales

Tue 2/6

23:15-20:55

2 stops21h 40m

Porto

Mon 15/6

07:50-09:05

2 stops25h 15m

£154

CardiffPorto

CWL - OPO

CWLOPO

Cardiff Wales

Thu 9/7

16:55-07:25

1 stop14h 30m

Porto

Mon 13/7

18:50-09:50

1 stop15h 00m

£156

CardiffPorto

CWL - OPO

CWLOPO

Cardiff Wales

Tue 2/6

23:15-20:55

2 stops21h 40m

Porto

Mon 15/6

22:00-22:50

3 stops24h 50m

£159

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

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 typical price of a round-trip flight between Cardiff and Porto?

What is the cheapest month to fly to Porto?

The month of October is, on average, the cheapest month to fly to Porto from Cardiff, with most prices found around £0. If you are unable to visit Porto during the month of October, then departing from Cardiff during the month November is also very affordable. Most momondo users find prices during this month for around £46.

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

Fastest flight time

5h 00m

Direct flights

None
The fastest flight from Cardiff to Porto takes 5h 00m
There are no direct flights from Cardiff to Porto. There are no popular flight routes from Cardiff to Porto.
Search flight deals

Frequently asked questions about flying from Cardiff to Porto

  • 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 £210Free CancellationRating
7.8
1,513 reviews
Search KLM flights

Travelling 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
Viseu
Espinho
Guimarães
Esposende
Lamego
Curia
Chaves
Pinhao
Baiao
Caminha
Mesao Frio
Ponte de Lima
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.

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