The work will affect trains from March 3 to March 7.
We have compiled all the details on these works so that you can plan your journey this week.
Engineering work is taking place overnight at various locations on the Southeastern network, closing some lines.
Monday, Wednesday and Thursday (March 3, March 5, and March 6):
The 11.40pm train from London Victoria to Ramsgate service will be replaced by accessible buses between Gillingham and Faversham calling at all stations except Teynham.
A connecting train will run from Faversham to Ramsgate.
The 11.50pm train from London St Pancras International to Faversham service will be replaced by replacement buses between Ebbsfleet International, Gillingham and Faversham calling at all stations except Higham, Newington and Teynham.
Monday to Thursday (March 3 to March 6):
The 11.39pm train from London Cannon Street to Dover Priory (Monday) / Canterbury West (Tuesday), the 11.34pm London Charing Cross to Canterbury West and Dover Priory (Wednesday and Thursday) will be diverted between London Bridge and Ashford International, calling additionally at Maidstone East.
A replacement bus will run between Tonbridge and Ashford International.
Passengers who are travelling to Sevenoaks, Tonbridge, or connecting to the replacement bus at Tonbridge should use alternative trains between London, Sevenoaks and Tonbridge.
Tuesday and Wednesday (March 4 and March 5):
The 12.26am train from London Cannon Street to Dartford via Greenwich will be diverted to run via Bexleyheath.
A replacement bus will run between London Bridge and Dartford via Greenwich.
Wednesday and Thursday (March 5 and March 6):
The 10.34pm train from London Charing Cross to Ramsgate will be replaced by a bus between Minster and Ramsgate calling at Thanet Parkway.
The 11.07pm train from London St Pancras International to Ramsgate via Dover Priory service will be replaced by a bus between Dover Priory and Ramsgate calling at all stations except Thanet Parkway.
The 11.40pm train from London St Pancras International to Margate via Canterbury West service will be replaced by a bus between Minster and Margate calling at all stations except Dumpton Park.
Thursday and Friday (March 6 and March 7):
The 12.22am train from London Charing Cross to Dartford via Woolwich will be diverted to run via Bexleyheath.
A replacement bus will run between Lewisham and Dartford via Woolwich.
Friday only (March 7):
The 12.27am train from London Victoria to Orpington train will leave London Victoria at 12.28am and will be replaced by a bus between Bromley South and Orpington, calling at all stations.