Great Western Railway operates a train from Swindon to Bicester every 30 minutes. Tickets cost $13 - $25 and the journey takes 16 min. 2 other operators also service this route. Alternatively, Stagecoach West operates a bus from Swindon to Bicester every 30 minutes. Tickets cost $6 - $7 and the journey takes 1 h 18 min. 3 other operators also service this route.
From Swindon train to Didcot Parkway, train to Oxford, then train to Bicester Village. 1 h 19 min £23. From Swindon, Spring Gardens bus to Oxford City Centre, Magdalen Street (Stop C4) then bus to King's End, Queens Avenue (o/s Magistrates Court). 1 h 46 min £9. From Swindon taxi to Bicester. 50 min £130. From Swindon drive to Bicester. 50 min £7.