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Cheap flights from Cardiff to Porto from £63

CWL — OPO
31 Oct — 7 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to Porto

Enter your travel dates to find the best prices.

Cheapest flights from Cardiff to Porto

Mon 19/1013:35 -
1 stop17h 45m
Thu 22/1022:20 -
1 stop9h 00m
Deal found 26/9£106
Mon 19/1013:35 -
1 stop17h 45m
Fri 23/1021:45 -
1 stop9h 10m
Deal found 26/9£121
Sat 7/1108:15 -
1 stop11h 10m
Sat 14/1113:40 -
2 stops19h 00m
Deal found 28/9£122
Sun 18/1009:35 -
1 stop12h 20m
Thu 22/1022:20 -
1 stop9h 00m
Deal found 26/9£125
Sun 18/1009:35 -
1 stop12h 20m
Wed 21/1018:35 -
1 stop14h 00m
Deal found 26/9£132
Sat 10/1007:30 -
2 stops13h 40m
Thu 15/1006:25 -
1 stop14h 00m
Deal found 26/9£133
Sun 18/1009:35 -
1 stop12h 20m
Fri 23/1021:45 -
1 stop9h 10m
Deal found 26/9£141
Sun 18/1014:45 -
1 stop7h 10m
Wed 21/1013:10 -
2 stops10h 15m
Deal found 26/9£149
Sun 18/1009:35 -
1 stop12h 20m
Tue 20/1021:30 -
1 stop14h 55m
Deal found 26/9£152

Find flight deals from Cardiff to Porto

Round-trip from

£106

One-way from

£63

Popular in

January

Cheapest in

May

Average price

£357
Ryanair
  • Ryanair
  • 19/10-22/10
  • 2 total stops
  • 26h 45m total
  • Cardiff to Porto
Search Deals
18/10-31/12
  • 18/10-31/12
  • 1 total stop
  • 12h 20m total
  • Cardiff to Porto
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£21 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease (£27 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
Search Deals

Cheapflights Fare Finder

 
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
Fastest return journey

CardiffPorto

CWL Cardiff Wales - OPO Porto

CWLOPO

Cardiff Wales

Sun 18/10

09:35-21:55

1 stop12h 20m

Porto

Wed 31/12

00:00-00:00

Nonstop0h 00m

£63

CardiffPorto

CWL Cardiff Wales - OPO Porto

CWLOPO

Cardiff Wales

Sun 18/10

21:45-14:25

2 stops16h 40m

Porto

Wed 31/12

00:00-00:00

Nonstop0h 00m

£77

CardiffPorto

CWL Cardiff Wales - OPO Porto

CWLOPO

Cardiff Wales

Wed 14/10

23:50-13:40

2 stops13h 50m

Porto

Wed 31/12

00:00-00:00

Nonstop0h 00m

£97

CardiffPorto

CWL Cardiff Wales - OPO Porto

CWLOPO

Cardiff Wales

Tue 20/10

21:45-12:35

1 stop14h 50m

Porto

Fri 23/10

21:45-06:55

1 stop9h 10m

£121

CardiffPorto

CWL Cardiff Wales - OPO Porto

CWLOPO

Cardiff Wales

Sat 7/11

08:15-19:25

1 stop11h 10m

Porto

Sat 14/11

13:40-08:40

2 stops19h 00m

£122

CardiffPorto

CWL Cardiff Wales - OPO Porto

CWLOPO

Cardiff Wales

Wed 28/10

21:10-18:10

2 stops21h 00m

Porto

Wed 4/11

17:55-13:00

2 stops19h 05m

£162

CardiffPorto

CWL Cardiff Wales - OPO Porto

CWLOPO

Cardiff Wales

Sat 17/10

07:30-07:20

2 stops23h 50m

Porto

Wed 21/10

21:40-16:30

1 stop18h 50m

£179

CardiffPorto

CWL Cardiff Wales - OPO Porto

CWLOPO

Cardiff Wales

Sat 7/11

08:15-23:10

2 stops14h 55m

Porto

Sat 14/11

08:30-08:40

3 stops24h 10m

£189

CardiffPorto

CWL Cardiff Wales - OPO Porto

CWLOPO

Cardiff Wales

Fri 4/12

16:05-21:20

1 stop5h 15m

Porto

Sun 6/12

14:15-08:10

2 stops17h 55m

£193

CardiffPorto

CWL Cardiff Wales - OPO Porto

CWLOPO

Cardiff Wales

Fri 4/12

16:05-09:00

2 stops16h 55m

Porto

Mon 7/12

09:15-19:55

1 stop10h 40m

£209

Flights are sorted by cheapest return flights first.

Deals found on 26/9

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Best time to book a flight from Cardiff to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Cardiff with our price prediction graph.
Estimated return price

Reviews of airlines servicing Porto

Read reviews from past customers who have flown with KLM from Cardiff to Porto. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,578 reviews
Check prices

Food

7.3

Comfort

7.7

Crew

8.4

Boarding

7.8

Entertainment

7.2

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Meghana,Aug 2026

QRO - ATL

It was a good one. They were very friendly and helpful
KLM
7.8
Good
1,578 reviews
KLM
7.8
Good
1,578 reviews
Check prices

Food

7.3

Comfort

7.7

Crew

8.4

Boarding

7.8

Entertainment

7.2

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Meghana,Aug 2026

QRO - ATL

It was a good one. They were very friendly and helpful

Related info for your journey

  • How long is the flight from Cardiff to Porto?

    Airlines like Ryanair fly from Cardiff to Porto in about 14h 50m. The time it takes to get you to your destination can typically vary by up to . Cardiff and Porto are separated by a distance of 745 mi.

  • What is the cheapest airline to fly from Cardiff to Porto round-trip?

    Flying on KLM is currently your cheapest option to Porto, with prices starting at £196. Users have found that KLM is 48% cheaper than the other options available to this destination.

  • Can I find deals for flights from Cardiff to Porto that include hotel bookings?

    Yes. In addition to deals on Cardiff to Porto flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Cardiff to Porto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cardiff to Porto.

  • Can I find deals for business class flights from Cardiff to Porto?

    Yes. Cheapflights offers flight deals from Cardiff to Porto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Guimarães
Santa Maria da Feira
Chaves
Coimbra
Viseu
Aveiro
Vila Nova de Gaia

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Cardiff to Porto

AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£196Average£389FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

How does Cheapflights help users find flights from Cardiff to Porto?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Cardiff to Porto. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Cardiff to Porto?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Porto from Cardiff.

Can Cheapflights find flights from Cardiff to Porto with no change fees?

Certainly. Search results for flights to Porto from Cardiff shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Cardiff to Porto become cheaper?

Yes! Start tracking prices for Cardiff to Porto flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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