In order to modernize Biman fleet with new generation aircraft, Biman signed two agreements with Boeing in April and May 2008 for purchasing new generation 4 X 777-300ER, 4 X 787-8 and 2 X 737-800 aircraft. Four 777-300ER aircraft joined Biman fleet in October/November 2011, February 2014 and 21 March 2014. Two 737-800s aircraft joined Biman fleet in November/December 2015. Three Boeing 787-8 aircraft joined Biman fleet in August/December 2018 and August 2019. On 16 May 2019, 5th Boeing 737-800 arrives to join Biman fleet. 6th Boeing 737-800 arrives to join Biman fleet in June 30, 2019. Fourth new 787-8 aircraft delivered by Boeing on September 2019.
The first of the three Dash-8 planes purchased based on G2G agreement between the Governments of Bangladesh and Canada was added to the fleet on 26 December 2020 and the second & third are respectively on 24 February 2021 & 05 March 2021.
At present, the total number of aircraft in the fleet is 21. Of these, four are Boeing 777-300 ER, four are Boeing 787-8, two are Boeing 787-9, six are Boeing 737 and five are Dash 8-400 aircraft.