On weekdays the first train departs Merstham at 06:32 arriving at Horsham at 07:12. The last train departs Merstham at 00:14 arriving at Horsham at 00:50. These timings are based on the "railway day" which begins at 04:30.
Journey Time
On trains operated by Southern (SN) the average journey time is 35 minutes. On trains operated by Thameslink (TL) the average journey time is 39 minutes. The overall average journey time between Merstham and Horsham is 39 minutes.