Fast flexible fares between London and Birmingham.
Mainline flexible fares makes it easier to buy tickets for Chiltern Railways' Mainline fast trains from Birmingham to London and vice versa.
These fares are eligible for a GroupSave discount but you cannot use Railcards with this booking process.
If you are not looking for Chiltern Railways' Mainline tickets or need to use a Railcard with your booking, please use the all trains booking tab.
Information on lengths of trains, stopping, school holidays
Information on our stations, lost property
What is Mainline, where do Mainline trains stop, how much do they cost.
Why is my train late, types of disruption
How to purchase tickets, types of ticket, how to collect tickets, group travel and more
Information on taking your cycle on Chiltern trains
How to claim refunds on your train travel
Travelling by train to Wembley, timetables, extra services
Watch our selection of videos which aim to explain how some aspects of Chiltern Railways work
Car parking prices and how to pay
Which other transport companies connect with Chiltern
Catering, WiFi, heating and ventilation questions