The S3 bus service to Woodstock runs from Oxford train station and Oxford's Gloucester Green bus station to the gates of Blenheim Palace every 30 minutes. If you are unsure, please ask the bus driver to identify the appropriate stop.
Buy your tickets to the Palace aboard the bus from the driver and you can save 30% on your visit by booking with Stage Coach. Ask the driver for more details, or read the S3 leaflets onboard.
For times and more information on the route, visit stagecoachbus.com
There is no direct bus service running from Bicester to Woodstock.