Various Swissair Exhibitions took place since 2001.
First, the Swiss National Museum in Zürich had an exposition called 'Remember Swissair' which took place from May to July 2002.
Then, on September 24th/25th 2005, the Troostwijk auction (click here to see the catalogue) of the former Swissair Items took place, and the items were on display in the 'Event-Dock' in former Terminal B at Zurich Airport from August 12th-September 23rd.
Another Exhibition pictured here was in Late 2011 in Kloten, and showed the large Swissair Collection of Hans Glanzmann.
In Lucerne, the Swiss Transport Museum has a permanent Exposition of many Swissair items, Models etc, including many real Swissair Aircraft. You can visit their website at www.verkehrshaus.ch to see opening hours and directions.