| Heathrow Airport Heathrow Central Bus Station | 17:25:00 | |
| Sipson Newport Road | 17:28:00 | |
| Sipson Bath Road Newport Road | 17:29:00 | |
| Harmondsworth Compass Centre | 17:29:01 | |
| Harmondsworth Pinglestone Close | 17:30:00 | |
| Longford Colnbrook By-Pass | 17:31:00 | |
| Colnbrook Lakeside Road | 17:34:00 | |
| Brands Hill Sutton Lane | 17:36:00 | |
| Langley The Toby | 17:39:00 | |
| Langley Ditton Park Road | 17:40:00 | |
| Langley Cedar Way | 17:41:00 | |
| Langley Drake Avenue | 17:42:00 | |
| Langley Upton Court Road Junction | 17:43:00 | |
| Langley Kaywood Close | 17:44:00 | |
| Langley St Bernards Convent | 17:45:00 | |
| Langley Slough Grammar School | 17:46:00 | |
| Langley Uxbridge Road Sainsbury's | 17:46:01 | |
| Slough Sorting Office | 17:48:00 | |
| Slough Wellington Street Stop H | 17:49:00 | |