When are off-peak train times in Darlington and Leeds?
Across the entire British railway network, peak times apply to weekdays only – so off peak is all day on Saturday and Sunday. Also, you will find that even on weekdays, peak times apply only to journeys starting, ending, or passing through London, Birmingham, Manchester and/or Leeds. For Darlington to Peterborough for example, or Newcastle to Peterborough for that matter, the “off peak” ticket is valid on every single train, weekdays and weekends.