Metro Line 12 works: dates, times and alternatives for August 2026 Last updated: August 3, 2026
In August 2026, Metro Line 12 will be closed on certain dates. These closures have a direct impact on your journeys: find the schedule and our advice in this article.
Key dates
Disruptions are scheduled on the line 
for infrastructure upgrades, in preparation for the arrival of the new MF19 metro:
🚫 Full closure from 10:00 PM:
August 19, 23, 26 and 30
Alternatives
- Alternative routes are available by bus, metro, RER, Transilien and tram (see the map)
- You can also choose to walk or cycle (distances and times indicated on the map)
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, transport modes, lines or stations to avoid…
🚦 Check live traffic updates
Access real-time traffic status via the Traffic tab in the app. You can enable personalized alerts to be notified when your lines are affected.
📹 Demo: follow traffic updates with the app
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The Bonjour RATP app, your ally for anticipating disruptions and
finding the best routes during construction works
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