£131 Cheap Flights from Porto (OPO) to Cardiff (CWL)

View £131 flight on Wed, 1 Jul 2026Opens in a new window

Popular airlines from Porto Airport (OPO) to Cardiff International Airport (CWL)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 25% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Porto (OPO) to Cardiff (CWL)

Prices were available within the past 7 days and start at £131 for one-way flights and £220 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air France
Thu, 4 Jun - Sun, 14 Jun
OPO
Porto
CWL
Cardiff
£220 Return, found 2 days ago
£220
Return
found 2 days ago
Select Air France flight, departing Thu, 4 Jun from Porto to Cardiff, returning Sun, 14 Jun, priced at £220 found 2 days ago
Air France
Thu, 4 Jun - Sun, 14 Jun
OPO
Porto
CWL
Cardiff
£221 Return, found 2 days ago
£221
Return
found 2 days ago
Select Air France flight, departing Thu, 4 Jun from Porto to Cardiff, returning Sun, 14 Jun, priced at £221 found 2 days ago
Air France
Wed, 10 Jun - Wed, 17 Jun
OPO
Porto
CWL
Cardiff
£223 Return, found 1 day ago
£223
Return
found 1 day ago
Select Air France flight, departing Wed, 10 Jun from Porto to Cardiff, returning Wed, 17 Jun, priced at £223 found 1 day ago
Air France
Thu, 4 Jun - Sun, 14 Jun
OPO
Porto
CWL
Cardiff
£224 Return, found 2 days ago
£224
Return
found 2 days ago
Select Air France flight, departing Thu, 4 Jun from Porto to Cardiff, returning Sun, 14 Jun, priced at £224 found 2 days ago
Air France
Wed, 10 Jun - Wed, 17 Jun
OPO
Porto
CWL
Cardiff
£229 Return, found 1 day ago
£229
Return
found 1 day ago
Select Air France flight, departing Wed, 10 Jun from Porto to Cardiff, returning Wed, 17 Jun, priced at £229 found 1 day ago
Air France
Thu, 4 Jun - Sun, 14 Jun
OPO
Porto
CWL
Cardiff
£237 Return, found 2 days ago
£237
Return
found 2 days ago
Select Air France flight, departing Thu, 4 Jun from Porto to Cardiff, returning Sun, 14 Jun, priced at £237 found 2 days ago
Air France
Thu, 4 Jun - Sun, 14 Jun
OPO
Porto
CWL
Cardiff
£238 Return, found 2 days ago
£238
Return
found 2 days ago
Select Air France flight, departing Thu, 4 Jun from Porto to Cardiff, returning Sun, 14 Jun, priced at £238 found 2 days ago
Air France
Thu, 4 Jun - Sun, 14 Jun
OPO
Porto
CWL
Cardiff
£240 Return, found 2 days ago
£240
Return
found 2 days ago
Select Air France flight, departing Thu, 4 Jun from Porto to Cardiff, returning Sun, 14 Jun, priced at £240 found 2 days ago
Air France
Thu, 4 Jun - Sun, 14 Jun
OPO
Porto
CWL
Cardiff
£241 Return, found 2 days ago
£241
Return
found 2 days ago
Select Air France flight, departing Thu, 4 Jun from Porto to Cardiff, returning Sun, 14 Jun, priced at £241 found 2 days ago
KLM
Wed, 10 Jun - Wed, 17 Jun
OPO
Porto
CWL
Cardiff
£289 Return, found 1 day ago
£289
Return
found 1 day ago
Select KLM flight, departing Wed, 10 Jun from Porto to Cardiff, returning Wed, 17 Jun, priced at £289 found 1 day ago

Alternative airports near Cardiff

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Bristol Intl. BRS. Cheapest option available. Average driving time to city centre is 1 hour 0 minutes. Flights from £170
BRS
Bristol Intl.
Cheapest
Average driving time to city centre1 h 0 min
Flights from £170

Frequently asked questions

How much does a flight from Porto (OPO-Dr. Francisco de Sa Carneiro) to Cardiff (CWL-Cardiff Intl.) cost?
One-way flights typically cost between £179 and £771 and return flights often range between £179 and £771. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
How do I find cheap flights from Porto (OPO-Dr. Francisco de Sa Carneiro) to Cardiff (CWL-Cardiff Intl.)?
To find a cheap flight from Porto (OPO-Dr. Francisco de Sa Carneiro) to Cardiff (CWL-Cardiff Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Porto (OPO-Dr. Francisco de Sa Carneiro) to Cardiff (CWL-Cardiff Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Porto (OPO-Dr. Francisco de Sa Carneiro) to Cardiff (CWL-Cardiff Intl.)?
There are approximately 11 connecting flights per day from Porto (OPO-Dr. Francisco de Sa Carneiro) to Cardiff (CWL-Cardiff Intl.). Some common connection points include Roissy-Charles de Gaulle (CDG), Humberto Delgado (LIS), and Schiphol (AMS).
What is the earliest flight from Porto (OPO-Dr. Francisco de Sa Carneiro) to Cardiff (CWL-Cardiff Intl.)?
The earliest flight from Porto (OPO-Dr. Francisco de Sa Carneiro) to Cardiff (CWL-Cardiff Intl.) typically departs at approximately 5:00 AM local time, operated by KL. This is a seasonal service active in July. An early departure like this can help maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Porto (OPO-Dr. Francisco de Sa Carneiro) to Cardiff (CWL-Cardiff Intl.)?
You'll typically find the most flights from Porto (OPO-Dr. Francisco de Sa Carneiro) to Cardiff (CWL-Cardiff Intl.) on a Tuesday, with around 12 flights available. This gives you a good selection for your travel plans. Major airlines on this route include KLM, TAP Air Portugal, and Air France. There are notably more flight options on Tuesdays compared to other days.
What are the most popular departure times for flights from Porto (OPO-Dr. Francisco de Sa Carneiro) to Cardiff (CWL-Cardiff Intl.)?
The most popular departure times for flights from Porto (OPO-Dr. Francisco de Sa Carneiro) to Cardiff (CWL-Cardiff Intl.) are in the afternoon, between 3pm and 6pm. About 36% of passengers prefer this time window. Many major carriers, including Air France and KLM, offer flights during this window. This timing works well if you prefer to travel during the day and arrive in Cardiff in the early evening.
How long does it take to fly from Porto (OPO-Dr. Francisco de Sa Carneiro) to Cardiff (CWL-Cardiff Intl.)?
Flights from OPO to CWL with one stop typically take around 11 hours 50 minutes, covering approximately 746 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Porto (OPO-Dr. Francisco de Sa Carneiro) to Cardiff (CWL-Cardiff Intl.)?
Select the "Business class" and "First class" filters when looking for OPO to CWL flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Porto (OPO-Dr. Francisco de Sa Carneiro) to Cardiff (CWL-Cardiff Intl.) flight with Expedia?
It's easy to earn miles on a Porto (OPO-Dr. Francisco de Sa Carneiro) to Cardiff (CWL-Cardiff Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Cardiff from Dr. Francisco de Sa Carneiro (OPO)?
If you're planning to travel to Cardiff from Dr. Francisco de Sa Carneiro (OPO), you can fly directly into Cardiff Intl. (CWL) Some flights may connect through major hubs like Roissy-Charles de Gaulle (CDG), Humberto Delgado (LIS) before reaching Cardiff. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Porto (OPO-Dr. Francisco de Sa Carneiro) to Cardiff (CWL-Cardiff Intl.) at the last minute?
Typically, booking a last minute flight from Porto (OPO-Dr. Francisco de Sa Carneiro) to Cardiff (CWL-Cardiff Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Porto (OPO-Dr. Francisco de Sa Carneiro) to Cardiff (CWL-Cardiff Intl.) flight and hotel package?
Securing a Porto (OPO-Dr. Francisco de Sa Carneiro) to Cardiff (CWL-Cardiff Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Porto (OPO-Dr. Francisco de Sa Carneiro) to Cardiff (CWL-Cardiff Intl.)?
If you booked your Porto (OPO-Dr. Francisco de Sa Carneiro) to Cardiff (CWL-Cardiff Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Dr. Francisco de Sa Carneiro
Destination airport
Cardiff Intl.
Airlines serving
Air France, KLM
Return price
£220
Distance
1193 km

Book with confidence

Compare flights from Porto to Cardiff easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Porto to Cardiff. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Cardiff Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Dr. Francisco de Sa Carneiro to Cardiff Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Dr. Francisco de Sa Carneiro (OPO) to Cardiff Intl. (CWL)

The easiest way to view the best deals on flights from Porto to Cardiff today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Dr. Francisco de Sa Carneiro to Cardiff Intl. start at just £220 and range up to £289.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Porto and Cardiff
  • booking your flight during June, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Porto to Cardiff flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Dr. Francisco de Sa Carneiro to Cardiff Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Porto to Cardiff easily and book with confidence

Explore a world of travel with Expedia

*Available to Expedia members.