Govia Thameslink Railway have announced their new timetable effective from Sunday June 2nd.
Richard Fuller MP said:
There is good news for Biggleswade commuters with two additional Great Northern fast services between Peterborough and London Kings Cross.
In the morning, the new service will depart Peterborough at 06:35, arriving at London Kings Cross for 07:44, and in the evening, the new service will depart London Kings Cross at 17:42, arriving at Peterborough for 18:53.
The new timetable can be viewed at journey planners including https://www.nationalrail.co.uk/
More on the additional services can be read here.