Transportation in Vienna

Vienna's public transport is built around the U-Bahn and S-Bahn network that blankets the city. The U-Bahn lines (U1-U6) form the core system, running frequently from early morning until late evening, while the S-Bahn connects outer districts and nearby towns. Trams weave through the historic center, and buses fill the gaps. A single weekly or multi-day pass covers all modes and is typically cheaper than buying individual tickets. First-time visitors should grab a Vienna City Card from any station machine - it combines transport with museum discounts and spares you the ticket queue. The system runs on honesty, but plain-clothes inspectors do check, so validate your ticket before boarding. Skip the tourist horse-drawn carriages around the Ringstrasse - they're charming but cost several times more than the tram that follows the same route. For the airport connection, the City Airport Train (CAT) runs directly to Wien Mitte station in 16 minutes, while the regular S-Bahn S7 takes slightly longer but costs a fraction of the price. Both leave from the same underground platform at the airport. If you're arriving after midnight, the Vienna Airport Lines bus runs hourly to key city points, or the official taxi rank outside arrivals offers metered service.