buses.appVienna public transport
Road closureActive

U1: Trains running at irregular intervals

On 28 Sep 2026, U1 runs at uneven intervals in both directions due to a signal box fault.

  • Duration28/09/2026 – 28/09/2026
  • Lines affected1

Published 28 September 2026 at 11:31 · Updated 28 September 2026 at 13:31