Budget airlines to Edinburgh, easy bus from airport door to Haymarket Station, rail to Leuchars station (10 minute taxi or bus journey from there) - two hour journey from Edinburgh. Or six hour train journey from London Kings x station to Leuchars station. A one a half hour drive from Edinburgh and well served by buses from all the Scottish cities. The bus station is a five minute walk from the house. You can also fly to Dundee airport from London City airport. Dundee is 12 miles from St.Andrews.