The musical event, now in its 14th year, took place at the Titanic Slipways in front of an audience of about 11,000.
Both Northern Irish and international acts performed alongside the Ulster Orchestra.
The artists included singer Rebecca Ferguson, tenor Noah Stewart and Lucy O'Byrne from BBC One series The Voice.
The Ulster Orchestra was conducted by David Brophy.
The cast of Riverdance also performed on the 20th anniversary of its formation.
The event in Belfast was part of the UK-wide celebrations of the Last Night of the Proms, with concerts in London, Glasgow and Swansea.
Viewers can watch the entire Belfast concert at the BBC Proms website, or listen on BBC Radio Ulster from 19:30 BST.
BBC One Northern Ireland will broadcast a highlights programme on Friday 18 September at 22:35 BST.
Thousands of people have attended the BBC Proms in the Park in Belfast.