On weekdays the first train departs Radlett at 05:11 arriving at Harlington at 05:43. The last train departs Radlett at 04:11 arriving at Harlington at 04:43. These timings are based on the "railway day" which begins at 04:30.
Journey Time
The average journey time between Radlett and Harlington is 31 minutes.
Calling Points
Trains operated by Thameslink (TL) call at St Albans, Harpenden, Luton Airport Parkway, Luton and Leagrave.