| Heathrow Airport Heathrow Central Bus Station | 15:55:00 | |
| Sipson Newport Road | 15:58:00 | |
| Sipson Bath Road / Newport Road | 15:59:00 | |
| Harmondsworth Compass Centre | 15:59:01 | |
| Harmondsworth Pinglestone Close | 16:00:00 | |
| Longford Colnbrook By-Pass | 16:01:00 | |
| Colnbrook Lakeside Road | 16:04:00 | |
| Brands Hill Sutton Lane | 16:06:00 | |
| Langley The Toby | 16:09:00 | |
| Langley Ditton Park Road | 16:10:00 | |
| Langley Cedar Way | 16:11:00 | |
| Langley Drake Avenue | 16:11:01 | |
| Langley Upton Court Road Junction | 16:13:00 | |
| Langley Kaywood Close | 16:14:00 | |
| Langley St Bernards Convent | 16:15:00 | |
| Langley Slough Grammar School | 16:16:00 | |
| Langley Uxbridge Road Sainsbury's | 16:17:00 | |
| Slough Sorting Office | 16:18:00 | |
| Slough Wellington Street Stop H | 16:20:00 | |