Riding past one's intended station or stop on public transport; also the extra fare incurred for doing so.
寝過ごして目的の駅を乗り越してしまった。
I overslept and rode past my station.
乗り越し料金は改札の精算機で支払える。
You can pay the fare difference for riding past at the ticket adjustment machine by the gates.
駅員に乗り越しの事情を説明して切符を買い直した。
I explained the reason for riding past to the station staff and bought a new ticket.