The Siirt to Golcuk route is serviced by regional trains, primarily the Değirmendere Express. This train operates at speeds ranging from 80 km/h to 120 km/h (50 to 75 mph) and takes approximately 8 to 10 hours to complete the journey, depending on operational conditions. The route offers a scenic view of the Turkish landscape, passing through various towns and countryside.
The Değirmendere Express features standard seating arrangements and basic onboard services, including light refreshments. Travelers on this route can expect comfortable seating, but it is noted that there are no high-speed services available between these two locations, meaning that the journey will involve stops at multiple intermediate stations.
While this train may not match the speed of express services found in larger cities, it offers a unique opportunity to experience the local culture and scenery along the way. Overall, the Değirmendere Express is the primary choice for passengers traveling from Siirt to Golcuk.