Metro Line 1 Works: Dates, Timings, and Alternatives between September and December 2026 Last updated: September 1, 2026
Find the planned closures and disruptions on metro line M1 on this page. These closures may directly affect your journeys, so check the schedule and our advice in this article.
Key dates
As of today, no works are scheduled on metro line 
between September and December 2026.
Nevertheless, to avoid being caught off guard by any disruption during your journey, remember to check the traffic situation on your Bonjour RATP app before setting off 📱
Adapt your journeys with the Bonjour RATP app
🔎 Find the best route
Start a route search: the results anticipate disruptions to help you avoid construction areas. Then customize according to your needs: schedules, modes of transport, lines or stations to avoid…
🚦 Check live traffic information
Access real-time traffic status via the app's Traffic tab. You can enable personalized alerts to be notified when your lines are affected.
📹 Demo: follow traffic updates with the app
The Bonjour RATP app, your ally for anticipating disruptions and
finding the best routes during works
