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Cheap flights from Cardiff to Porto from £103

CWL — OPO
21 Sep — 28 Sep1
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

Sun 13/917:40 -
1 stop15h 35m
Wed 16/918:35 -
1 stop14h 00m
Deal found 17/8£103
Sun 13/917:40 -
1 stop15h 35m
Mon 21/921:05 -
1 stop12h 45m
Deal found 18/8£105
Sun 11/1014:45 -
2 stops22h 45m
Tue 20/1006:05 -
2 stops16h 45m
Deal found 17/8£126
Thu 8/1020:50 -
1 stop12h 35m
Wed 14/1007:25 -
2 stops16h 00m
Deal found 17/8£131
Thu 8/1020:50 -
1 stop12h 35m
Wed 14/1005:05 -
3 stops18h 20m
Deal found 17/8£156
Sun 4/1017:40 -
1 stop15h 35m
Sun 11/1022:20 -
1 stop14h 50m
Deal found 20/8£157

Find flight deals from Cardiff to Porto

Round-trip from

£103
Ryanair
  • Ryanair
  • 13/9-16/9
  • 2 total stops
  • 29h 35m total
  • Cardiff to Porto
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

CardiffPorto

CWL Cardiff Wales - OPO Porto

CWLOPO

Cardiff Wales

Sun 13/9

21:45-23:59

2 stops26h 14m

Porto

Mon 21/9

21:05-09:50

1 stop12h 45m

£124

CardiffPorto

CWL Cardiff Wales - OPO Porto

CWLOPO

Cardiff Wales

Thu 8/10

20:50-09:25

1 stop12h 35m

Porto

Wed 14/10

07:25-23:25

2 stops16h 00m

£131

CardiffPorto

CWL Cardiff Wales - OPO Porto

CWLOPO

Cardiff Wales

Thu 8/10

20:50-09:25

1 stop12h 35m

Porto

Wed 14/10

05:05-23:25

3 stops18h 20m

£156

CardiffPorto

CWL Cardiff Wales - OPO Porto

CWLOPO

Cardiff Wales

Sun 11/10

17:40-09:15

1 stop15h 35m

Porto

Tue 20/10

21:30-12:25

1 stop14h 55m

£158

CardiffPorto

CWL Cardiff Wales - OPO Porto

CWLOPO

Cardiff Wales

Sun 25/10

23:50-18:35

2 stops18h 45m

Porto

Thu 29/10

20:55-15:40

2 stops18h 45m

£226

CardiffPorto

CWL Cardiff Wales - OPO Porto

CWLOPO

Cardiff Wales

Sun 11/10

17:15-10:40

1 stop17h 25m

Porto

Tue 20/10

19:00-16:45

1 stop21h 45m

£245

CardiffPorto

CWL Cardiff Wales - OPO Porto

CWLOPO

Cardiff Wales

Mon 1/2

10:20-10:30

1 stop24h 10m

Porto

Mon 22/2

05:00-17:00

1 stop12h 00m

£251

CardiffPorto

CWL Cardiff Wales - OPO Porto

CWLOPO

Cardiff Wales

Sun 25/10

23:50-18:35

2 stops18h 45m

Porto

Thu 29/10

18:00-15:40

3 stops21h 40m

£255
Fastest return journey

CardiffPorto

CWL Cardiff Wales - OPO Porto

CWLOPO

Cardiff Wales

Wed 30/12

17:30-10:30

1 stop17h 00m

Porto

Sat 2/1

05:00-09:50

1 stop4h 50m

£279

CardiffPorto

CWL Cardiff Wales - OPO Porto

CWLOPO

Cardiff Wales

Mon 1/2

08:35-11:00

2 stops26h 25m

Porto

Mon 22/2

14:35-17:00

3 stops26h 25m

£302

Flights are sorted by cheapest return flights first.

Deals found on 18/8

Sorted by cheapest first

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
1,563 reviews
Check prices

Overall

7.8

Food

7.3

Crew

8.4

Boarding

7.8

Entertainment

7.2

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Abhisek,Aug 2026

JFK - AMS

They didn’t offer any options for breakfast and had only one option which was cold meat and cheese. I would expect at least one more option in premium economy
KLM
7.8
Good
1,563 reviews
KLM
7.8
Good
1,563 reviews
Check prices

Overall

7.8

Food

7.3

Crew

8.4

Boarding

7.8

Entertainment

7.2

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Abhisek,Aug 2026

JFK - AMS

They didn’t offer any options for breakfast and had only one option which was cold meat and cheese. I would expect at least one more option in premium economy

Related info for your journey

  • How long is the flight from Cardiff to Porto?

    Airlines like Ryanair fly from Cardiff to Porto in about 26h 14m. 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 £191.

  • 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
Viseu
Chaves
Coimbra
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£191Average£410FlexibilityNo cancel feeOn-time75%
Search KLM flights

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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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