Which service will you likely use?
An uberX car can pick you up in ~10 min.
Distance between Portela de Sintra and Ajuda (Palácio) is approx. 14.47 miles (23.29 km) with 21 min travel time.
This Uber estimate from Portela de Sintra to Ajuda (Palácio)
1313 days ago.
Update the estimate to see the real-time fare prices with Uber in Sintra.