There will be minor changes to the weekend timetables for U lines 455, 455A, 456A, 456N, 457 and 457A from Saturday 9 January.
The new timetables are available in the Journey Planner and on on the bus operator's website (external link)
In addition, the weekday timetables for U lines 455 and 455A changed on 7 January. See a separate release.