Travel times on the North Wales expressway vary greatly with the season. This page shows typical travel time information for each month of the year, based on real journey time data from previous years.
Unplanned incidents and planned improvement works may still affect your journey. We recommend checking for live incident updates and planned roadworks on our Twitter feed, smartphone apps or this website close to the time of your journey. Check Google live traffic in our traffic map for real-time congestion.
All travel time data in this page is sourced from INRIX.