Flights from London Heathrow to Cardiff

Our cheapest offers for flights from London Heathrow to Cardiff

Here you can compare cheap flights from London Heathrow (LHR) to Cardiff (CWL) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Cardiff. Prices and availability may change at any time.

Tips and tricks to help you find cheap flights from London Heathrow to Cardiff

Favourite airline: KLM
The majority of passengers on the route London Heathrow – Cardiff prefer to fly with KLM.
KLM
43 %
British Airways
36 %
Aer Lingus
21 %
Favourite connection: via Belfast City
On this flight route, flights with a stopover in Belfast City are the most popular.
Route
bookings
1 stopover Belfast City
15h 40min, from £322
57 %
1 stopover Amsterdam Schiphol
23h 05min, from £330
43 %

Flight information: London Heathrow - Cardiff

Outbound and return from £316.81
Distance 200 km
Departure airport Airport London Heathrow (LHR)
Arrival airport Airport Cardiff (CWL)
Destination country Flights to United Kingdom