Departure month: any April 2021 May 2021 June 2021 July 2021 August 2021 September 2021 October 2021 November 2021 December 2021 January 2022 February 2022 March 2022 Sorted by: day of search price departure city Brussels - Kolkata outbound: 06-Dec-2021 2 stops (43h50m)Singapore Airlines return: 12-Dec-2021 2 stops (25h35m)Singapore Airlines £778 Verify Paris - Kolkata outbound: 15-May-2021 1 stop (14h05m)Qatar Airways return: 13-Jun-2021 1 stop (13h55m)Qatar Airways £695 Verify Paris - Kolkata outbound: 15-May-2021 1 stop (13h10m)Emirates return: 13-Jun-2021 1 stop (31h15m)Emirates £974 Verify