(3 hours ago)EastGatesheadRider wrote This is not the longest , but just a starter
558 Heworth Interchange Stand D-Seaburn Dene Estate , Dovedale Road
Without using the "follow the crow" method according to google maps the journey is 12 miles.
Are we counting historical routes? The old 202 Peterlee - South Hetton - Seaham - Sunderland has to be up there - 1h14m each way.