Departure month: any January 2021 February 2021 March 2021 April 2021 May 2021 June 2021 July 2021 August 2021 September 2021 October 2021 November 2021 December 2021 Sorted by: day of search price departure city Zurich - Belgrade outbound: 10/02/2021 1 stop (24h25m)KLM return: 14/02/2021 1 stop (23h30m)Air Serbia $575 Verify Lyon - Belgrade outbound: 05/07/2021 1 stop (21h45m)Air France return: 12/07/2021 1 stop (10h20m)Air France $396 Verify Lyon - Belgrade outbound: 09/07/2021 1 stop (13h)Vueling return: 17/07/2021 1 stop (9h40m)Vueling $394 Verify Basel - Belgrade outbound: 12/04/2021 direct (1h55m)easyJet return: 23/04/2021 direct (1h55m)easyJet $101 Verify