Public bus from Toulon to Toulon (city)
It is quick and cheap to go by public bus from La Seyne-sur-Mer to Toulon. There are several lines, but bus N° 8 is your best option. There is a bus stop within walking distance of the cruise port.
When you leave the dock, go right towards La Seyne center (it's indicated). Soon you arrive at the bus stop called 'La Seyne'. Here you can take bus N° 8 to Toulon. The bus runs almost every 20 minutes and takes you to Blache N° 8 bus stop in the center of Toulon.
TIP: You can also get off at Vauban N° 8 bus stop if you want to go to Toulon train station. The journey takes 35 minutes and costs € 1.40 per person (one way).