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Cheap flights from Cardiff to Porto from £146

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/3. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — OPO
27 Feb — 6 Mar1
1 adult

Cheap flight deals from Cardiff to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Cardiff (CWL) to Porto (OPO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 22 February 2025.

Round-trip from

£146

Popular in

April

Cheapest in

January

Average price

£298
Ryanair
  • Ryanair
  • 22/3-29/3
  • 3 total stops
  • 49h 40m total
  • Cardiff to Porto
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£23 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

Find flight deals from Cardiff to Porto

Cheapest flights from Cardiff to Porto
Explore the most affordable flight options available from Cardiff to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 February 2025.

Sat 22/309:45CWL - OPO
2 stops22h 35mRyanair
Sat 29/312:45OPO - CWL
1 stop27h 05mRyanair
Deal found 21/2£146
Sat 22/309:45CWL - OPO
2 stops22h 35mMultiple Airlines
Sat 29/318:50OPO - CWL
2 stops21h 00mMultiple Airlines
Deal found 21/2£167
Sun 8/617:15CWL - OPO
1 stop22h 20mKLM
Mon 16/617:30OPO - CWL
1 stop15h 45mKLM
Deal found 21/2£273
Tue 15/717:15CWL - OPO
2 stops15h 10mAir France
Wed 30/716:20OPO - CWL
2 stops24h 25mAir France
Deal found 21/2£493

Find flights from Cardiff to Porto within your budget

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, Cheapflights users made 858,174 searches. Data last updated 22 February 2025.

Fly from

Cardiff

Fly to

Porto

Route

Depart

Return

Price

CardiffPorto

CWL - OPO

CWLOPO

Cardiff Wales

Sat 22/3

09:45-08:20

2 stops22h 35m

Porto

Sat 29/3

12:45-15:50

1 stop27h 05m

£146

CardiffPorto

CWL - OPO

CWLOPO

Cardiff Wales

Sat 22/3

09:45-08:20

2 stops22h 35m

Porto

Sat 29/3

18:50-15:50

2 stops21h 00m

£167

CardiffPorto

CWL - OPO

CWLOPO

Cardiff Wales

Sun 8/6

17:15-15:35

1 stop22h 20m

Porto

Mon 16/6

17:30-09:15

1 stop15h 45m

£273

CardiffPorto

CWL - OPO

CWLOPO

Cardiff Wales

Tue 15/7

17:15-08:25

2 stops15h 10m

Porto

Wed 30/7

16:20-16:45

2 stops24h 25m

£493

Flights are sorted by cheapest return flights first.

Deals found on 21/2

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
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Cardiff to Porto

Get recent, data-driven insights about flights from Cardiff to Porto including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Cardiff to Porto?

Currently, February is the cheapest month in which you can book a flight from Cardiff to Porto (average of £66). Flying from Cardiff to Porto in August is currently the most expensive (average of £258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CWL to OPO?

Find hourly flight availability from Cardiff to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 February 2025.

It’s typically best to fly out from Cardiff to Porto at midday. Doing so could potentially save you 3% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Porto by month

Plan your trip to Porto by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Porto ranges from 18.0 - 195.0 inches per month. December is typically the wettest month, when rainfall can reach 195.0 mm. July is typically the driest time to visit Porto when rainfall is around 18.0 mm.

Temperature in Porto by month

Plan your trip to Porto by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Porto, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 20.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto. Reviews last updated 22 February 2025.
KLM
7.8
Good
1,331 reviews
Check prices

Comfort

7.7

Overall

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,331 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Comfort

7.7

Overall

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Air France
7.4
Good
1,449 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Comfort

7.7

Overall

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Ryanair
6.8
Okay
5,066 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Comfort

7.7

Overall

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Related info for your journey

Find useful and relevant information for your journey from Cardiff to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Cardiff to Porto round-trip?

    Flying on Ryanair is currently your cheapest option to Porto, with prices starting at £146. Additional return tickets that might be worth considering are offered by KLM and Air France, with the lowest prices starting at £273 and £493, respectively. Users have found that Ryanair is 55% 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.

  • What is the cheapest month to book a flight from Cardiff to Porto?

    Currently, February is the cheapest month in which you can book a flight from Cardiff to Porto (average of £66). Flying from Cardiff to Porto in August is currently the most expensive (average of £258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Cardiff?

Book flights to Cardiff if you plan to visit one of these locations
Coimbra
Viseu
Guimarães
Vila Nova de Gaia
Aveiro

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Cardiff to Porto

Discover the top airline that operate flights from Cardiff to Porto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 22 February 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£209Average£310FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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