Vienna Public Transport Company Opts for Air Conditioning and Increased Comfort for Passengers

Lifestyle & TravelTravel ♦ Published: July 4, 2025; 10:29 ♦ (Vindobona)

Wiener Linien has recorded a record number of air-conditioned vehicles in its public transport network. According to the company, three out of four journeys on buses, subways, and trams are already air-conditioned. This is intended to make travel more comfortable for passengers, even on hot days.

All V trains on lines U1 to U4 are air-conditioned. You can recognize them from the outside by their red “stripe”; inside, they are accessible throughout. / Picture: © Wikimedia Commons / David Kunz / CC BY-SA 3.0 (https://creativecommons.org/licenses/by-sa/3.0)

Particularly noteworthy is the fact that the entire bus fleet and the U6 subway line are fully air-conditioned. The modern Flexity trams and most of the ULFs are equipped with air conditioning. Air-conditioned ULFs can be recognized by their round exterior lights. In the subway system, the V and X cars offer air conditioning, while the older Silberpfeil cars are still in service without…