NEW summer railway timetables come into force on Sunday.

First Great Western will be running a new weekday 7.34am fast commuter service from Didcot Parkway to London Paddington from Monday, calling at Reading only, operated by a Class 180 Adelante train.

On the Cotswold Line, a new weekday train will run from Oxford to Worcester, leaving Oxford at 5.14am, calling at Moreton-in-Marsh, Evesham and Pershore.

The 6.49pm weekday train from Worcester to London will be speeded up to run 20 minutes earlier east of Moreton-in-Marsh, where it will depart at 7.26pm, calling at Kingham at 7.34pm, Charlbury at 7.43pm and Hanborough at 7.50pm, reaching London at 8.59pm.

FGW will also be adding extra coaches to stopping trains between Oxford, Didcot, Reading and London on Sundays, due to growth in passenger numbers.

Chiltern Railways will run an extra Saturday morning express from Banbury to London Marylebone, leaving at 10.35am, calling at Bicester North at 10.51am, then running non-stop to London.