Austria Traffic Jams Decrease in Summer 2026

ÖAMTC reports a 10% drop in Austrian traffic congestion for summer 2026, with the A10 Tauern Autobahn identified as the busiest route.

The ÖAMTC mobility information reported 334 traffic jams across Austria during the summer of 2026, marking a nearly ten percent decrease from 2025. Notably, no single congestion event exceeded 15 kilometers in length throughout the entire summer season.

Tirol led all federal states with 28.1% of jams, followed by Carinthia at 18.9% and Salzburg at 18.3%. The A10 Tauern Autobahn was the most congested route, while the Karawanken Tunnel remained the top individual hotspot with 35 recorded standstill events.

Traffic volume caused 43.4% of delays, while border crossing issues rose to 19.5%. These figures precede major infrastructure projects, including the A10 tunnel renovations set for 2027 and the Karawanken Tunnel tube completion scheduled for 2029.