Engineering work will affect Chiltern Railways and CrossCountry trains over the weekend.
Chiltern services will be replaced by buses between Bicester North, Banbury and Leamington Spa from 10.15pm on Saturday until 2.15pm on Sunday.
Passengers using Kings Sutton should speak to a member of Rail staff.
CrossCountry trains will also be replaced by buses between Oxford, Banbury and Leamington Spa until 2.15pm on Sunday.
For more details, visit nationalrail.co.uk or call 08457 484950.
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here