Portadown crashed out of the Setanta Cup after Sligo Rovers eased to a 2-0 win in the quarter-final second leg.
The Ports trailed 3-0 from the first leg and Richard Lecky wasted their best chance at Shamrock Park by heading wide after 30 minutes.
Daryl Horgan gave Rovers a deserved lead 10 minutes later, hitting the net to finish a flowing move.
Joseph N'Do sealed the win and a semi-final against Shamrock Rovers with a side-foot finish on 70 minutes.
The Ports had little time to recover for the second leg after their defeat to Lisburn Distillery in Saturday's Co-operative Insurance Cup final.
Lecky directed his header wide from a Chris Ramsey ball and with Sligo keeper Kieran Kelly stranded.
Matthew Blinkhorn and John Russell were involved in the fine build-up to Horgan's opener.
Alan Kirby forced a good save from Miskelly before N'do sent his curling shot into the net.
Ramsey cleared off the line with nine minutes as Portadown slipped to defeat and their exit from the competition.