Bangladesh, July 20 -- Riyadh Air has strengthened its long-haul expansion plans by adding 28 more Boeing 787 Dreamliners to its order book, raising its total firm commitment for the widebody aircraft to 67.

The agreement, announced at the Farnborough International Airshow, includes the conversion of 20 existing orders to the larger Boeing 787-10 model and the disclosure of a previously unannounced order for 11 Dreamliners. The remaining aircraft are expected to be finalized in the near future.

The fleet expansion comes as the Saudi Arabian carrier accelerates its international growth strategy under the Kingdom's Vision 2030 initiative, which aims to establish Saudi Arabia as a global aviation hub. Riyadh Air plans to serve more than 1...