By air Abingdon is about an hour and a quarter's drive from Heathrow Airport and two hours or so from Gatwick Airport. Your host may be able to arrange transport from Heathrow. From Heathrow Airport a half-hourly coach service, the Railair Link, takes passengers to Reading railway station to connect with trains to Didcot Parkway. By rail Abingdon is about 5 miles NNW of Didcot Parkway railway station, which is less than 60 minutes journey from London Paddington. Didcot also provides connections to Birmingham, the West of England and South Wales.
Taxis are available from the station.
Take the A415 exit signposted Abingdon. Follow this to the centre of Abingdon, entering the town via Ock Street. From Heathrow Airport Take the M4 motorway towards Slough, Reading and the West. From Gatwick Airport Take the M23 to London and Guildford. At junction 15, take the M4 towards Slough, Reading and the West, and continue to junction 13.