Engineering work is taking place between Inverness and Perth, closing some lines.
As a result, the 07:55 Inverness to London Kings Cross service will start from Perth at 09:57. A replacement bus service will operate from Inverness to Edinburgh, calling at Aviemore, Kingussie, Pitlochry, and Perth.
Check before you travel:
You can plan your journey using the National Rail Enquiries Journey Planner