Cheap flight tickets from Cardiff to Lisbon

Compare Cardiff to Lisbon flight deals

Find the cheapest month or even day of the year to fly to Lisbon

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Flight deals from Cardiff to Lisbon

Looking for a cheap last-minute deal or the best return flight from Cardiff Airport to Lisbon Airport? If you want to travel next month, return fares start from RM838. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Cardiff to Lisbon

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Cardiff to Lisbon flights are currently cheapest in August.

Cardiff to Lisbon: Alternative routes

Compare routes from Cardiff to Lisbon below. You may find an airport to fly into that's cheaper, faster, or easier than Lisbon.

Cardiff to Lisbon: Flight information

The things to know before you go.
Cheapest flight foundRM269
Cheapest month to flyAugust

Finding cheap flights from Cardiff to Lisbon: Frequently asked questions

The best price we found for a return flight from Cardiff to Lisbon is RM699. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Cardiff to Lisbon. But we found flights with one or more stops from RM699.
As of June 2026, there are no flights flying from Cardiff to Lisbon.
The cheapest month to fly from Cardiff to Lisbon is usually September.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Cardiff Airport to Lisbon Airport on Monday, 21 September 2026.
No airlines currently offer direct flights between Cardiff Airport and Lisbon Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Lisbon but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Lisbon is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Ryanair offers the cheapest flight tickets to Lisbon.

Flying from Cardiff Airport (CWL) to Lisbon Airport (LIS): what you need to know

  • Lisbon's timezone is UTC+0, which is the same as Cardiff.

  • Arrive at the airport on time so you don't miss your CWL to LIS flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid a last-minute sprint to the gate.

  • Travelling during a peak month such as June? Public holidays and other popular periods can mean longer queues at airport checkpoints. Play it safe and get there up to four hours before an international flight and two hours before a domestic departure.

  • Think about adding a stopover when booking your ticket from Cardiff Airport to Lisbon Airport. Simply deselect 'Direct flights only' to break up your journey, or perhaps explore a new destination along the way. Here's where you can stop between CWL and LIS:

    • Amsterdam Schiphol Airport

    • Dublin Airport

    • Alicante Airport

How to find the cheapest flights from Cardiff Airport (CWL) to Lisbon Airport (LIS)

  • The cheapest price we've found for a one-way Cardiff Airport to Lisbon Airport flight is RM267. A return plane ticket is currently RM699. Depending on the availability when you book, these fares may change.

  • It's often best to book as early as possible if you're looking for cheap tickets from CWL to LIS. That's because airlines adjust prices based on demand, which tends to increase closer to the date of departure.

  • The 'Whole month' search tool shows you the cheapest flights from Cardiff Airport to Lisbon Airport throughout the month. It's a great way to snap up a bargain if your dates aren't set in stone.

  • Spend less time searching for cheap flights from CWL to LIS by creating a Price Alert. You'll get an email or notification on the app when a new discounted fare appears.

  • Secure the perfect flight for you by using the filters. To see the 'Cheapest,' 'Fastest' or 'Best' flights from Cardiff Airport to Lisbon Airport, use the 'Sort by' tool. You can also filter results by departure and arrival times, airline, and number of stops.

Handy information about Cardiff Airport (CWL)

  • 81% of flights leaving Cardiff Airport reach their destination according to schedule. Given its dependable on-time performance, delays are unlikely when jetting out of CWL.

  • To reach Cardiff Airport from central Cardiff, it'll take about 25 minutes if you're planning to drive. This depends on traffic, however. It's approximately 19 kilometres from the airport to the city centre.

  • Taking public transport? Expect a journey time of around 40 minutes.

  • Booked an early flight from Cardiff Airport to Lisbon Airport? Avoid the hassle of rushing to the terminal (and sneak in some extra precious sleep) by picking one of these hotels near CWL:

Arriving at Lisbon Airport (LIS)

  • If you're getting in on a late Cardiff Airport to Lisbon Airport flight, nothing tops the convenience of staying near the terminal. Pick up your bags from the carousel and then be tucked up in bed not long after at one of these hotels near LIS:

  • Say yes to new adventures by picking up a Lisbon Airport rental car. Grab your wheels from Klass Wagen, Goldcar or OK Mobility and explore beyond Lisbon's main sights.

  • Lock in the best rate by reserving your vehicle from Lisbon Airport about two weeks in advance of your trip.

Getting from Lisbon Airport (LIS) to central Lisbon

  • Lisbon Airport is approximately 8 kilometres from the centre of Lisbon. Driving there takes about 20 minutes.

  • When travelling on public transport, expect a journey time of about 25 minutes.

When to fly to Lisbon Airport (LIS)

  • August is the busiest month for flights from Cardiff Airport to Lisbon Airport. To steer clear of the crowds, go to Lisbon in March.

  • Book your flight from Cardiff Airport to Lisbon Airport for August if you want to go to Lisbon during its warmest month. Expect temperatures of between 16ºC (61ºF) and 29ºC (84ºF).

  • If you like cooler conditions, look for a cheap ticket from CWL to LIS in January. Average temperatures are between 8ºC (46ºF) and 16ºC (61ºF) then.

Explore more of Portugal

  • Porto is just one of the many places in Portugal waiting to be discovered once you've seen Lisbon. Around 274 kilometres away to the north, top sights here include Ribeira District, Rio Douro and Livraria Lello.

  • Amadora is another must-experience destination in Portugal and is around 8 kilometres north-west of Lisbon. No journey is complete without a visit to Roman Villa, Park Fantasia and Palácio dos Condes da Lousã.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.