To find the return flight distance between Cardiff to Cardiff via Pontypool, Blaenavon, Mumbles, Port Eynon, start with entering the locations in the control and click on Return Flight Distance. You can also add multiple destinations in between while returning from a location. If you are not aware of the routes, you can check the
Cardiff to Pontypool Route via Pontypool, Blaenavon, Mumbles, Port Eynon.