Valladolid - Salamanca (Bus):

Valladolid´s airport, Villanubla, is situated 11 km outside of Valladolid. The most convenient way to get to either the bus or train station is by taxi. However, it is also possible (although not very frequent) to catch a bus from the airport to the city centre.

Taxi: A run from the airport to the bus station costs around 15 Euros.
Bus: It is also possible to reach the Auto-Res bus station by a bus service running from the airport (Linecar). Bus services run on Monday to Friday, leaving the airport at 11:20, 15:15 and 19:20, Saturdays leaving at 11:20 and 17:45 and on Sundays and public holidays leaving the airport at 19:50. The cost is approximately 1 euro. Once at the "Auto-res" station in Valladolid, buses run frequently to Salamanca. The cost is approximately 6.75 Euros for a single ticket and 12.15 Euros for a return ticket. More information about timetables and prices can be found at their website:

Valladolid - Salamanca (Train):

The most direct way to get to the train station is by taxi, which should cost around 15 Euros. The trip to the city centre takes about 15 minutes.
Up-to-date information about timetables and prices can be found on the RENFE web page