Twin City Liner – international river transport
Key trigger fact
Fast river link between Bratislava and Vienna offering a scenic, sustainable alternative to road and rail transport.
Key implementation fact
Regular timetable service with advance booking and bike transport options.
Key evidence of success fact
Improved city-centre connectivity and strong appeal for tourists and visitors.
Key take away
Water-based cross-border transport can enhance mobility, tourism, and regional cooperation, but affordability and regularity are key for daily use.
Challenge addressed: Need for efficient cross-border mobility
Growing mobility demand between Bratislava and Vienna, combined with urban congestion and limited attractive alternatives, highlighted the need for faster and more convenient cross-border transport. At the same time, increasing focus on sustainable tourism and regional integration created pressure to develop solutions that connect city centres efficiently while reducing reliance on road transport.
Solution implemented: High-speed ferry linking city centres
The Twin City Liner is a high-speed passenger ferry operating on a regular timetable between Bratislava and Vienna. It provides direct city-centre to city-centre transport along the Danube, with modern vessels equipped for passenger comfort and bike transport. The service allows in-advance booking and offers a scenic, alternative travel option that complements existing rail and road connections.
Results achieved: Fast city-centre link boosting tourism
The Twin City Liner was implemented as a regular, timetable-based ferry service with integrated ticket booking and clear travel planning options. By connecting city centres directly, it significantly improves intermodality between active modes and public transport, enabling easy access to ports on foot and by bike. The inclusion of bike transport supports first- and last-mile connectivity, aligning with A2PT principles.
The practice is considered successful because it enhances travel convenience, reduces travel time compared to some alternatives, and offers a reliable and attractive option, particularly for tourists and occasional users. It also demonstrates strong cross-border cooperation between operators and authorities, contributing to better regional integration. The service diversifies transport infrastructure by utilizing waterways, thus complementing existing rail and road networks while promoting more sustainable mobility choices.
Lessons learned: Affordability and frequency are crucial
While attractive and innovative, the service highlights the importance of affordability and regular frequency for broader daily use. Strong cross-border coordination is essential to overcome regulatory barriers. Seasonal demand fluctuations require flexible planning and promotion. Other regions can learn that integrating tourism with transport is effective, but services should also target local users to maximize long-term impact.
Learn more
The project Active2Public Transport is supported by the Interreg Danube Region Programme project co-funded by the European Union. The project was initiated by the Austrian Federal Ministry of Innovation, Mobility and Infrastructure (BMIMI), Department II/6 in cooperation with klimaaktiv mobil – the Austrian Federal climate protection initiative on sustainable mobility.