Yes, it is possible. In that case depending on your tour option, itinerary and your hotel location you will return to Krakow for some time to be soon picked up again. We advise to take some packed lunch and snacks with you. Most convenient solution to accommodate both Tours in one day is to upgrade them to a private transfer. In that case you have a vehicle to yourself, which will allow you to go to the Salt Mine directly from the Auschwitz Tour and have more time to spare.