More frequent buses leave from the city centre, which is about ten minutes' walk from the station.
All buses to Kidlington and Cutteslowe go via Summertown. Alternatively, you can get a taxi - ask for Summertown. From the coach station Coaches from London and from Heathrow and Gatwick airports arrive at the Gloucester Green coach station which is a few minutes walk from the bus stops in Magdalen Street. There is also a bus stop outside the coach station, on George Street, where you can catch buses to Summertown. Leave motorway at Junction 9 and take the A34 in the direction of Oxford.