Cheap Bus tickets to Sinop

What are the most popular routes to Sinop?

Istanbul Europe - SinopAverage priceA$50Average duration11h 55mDaily departures10
Istanbul Asia - SinopAverage priceA$55Average duration10h 30mDaily departures5
Samsun - SinopAverage priceA$18Average duration2h 45mDaily departures5
Kastamonu - SinopAverage priceA$17Average duration3hDaily departures6
Bursa - SinopAverage priceA$74Average duration13hDaily departures1