The Reds set up a meeting with Brazilian outfit Flamengo in Saturday's showpiece after Roberto Firmino's late intervention at the Khalifa International Stadium.
The No.9 was introduced to the last-four tie in the 85th minute and converted Trent Alexander-Arnold's cross in injury time to secure the victory in Doha.
Naby Keita had given Klopp's side the lead early in the first half before parity was restored two minutes later through Rogelio Funes Mori's equaliser.
Read on for a summary of Klopp's post-match press conference...
On a hard-fought win...
I don’t think it was possible to be a different way.