From Hammersmith Broadway line 702 bus to Langley, Slough Grammar School (Lascelles Road). 32 min £4. From Hammersmith (Dist&Picc Line) Underground Station Tube to Ealing Broadway then train to Slough. 50 min £8. From Hammersmith Bus Station bus to Hounslow West then line 81 bus to Slough Bus Station. 1 h 28 min £5. From Hammersmith taxi to Slough. 22 min £75. From Hammersmith drive to Slough. 22 min £3.