The airline also placed options for 18 of the Boeing planes and seven A380s.
The company, which is in the process of replacing its Boeing 747-400 fleet, said the A350, the 787 and Boeing's 777 would be considered for further orders.
The total list price for the firm orders, including engines, is US$8.2 billion (EUR5.8 billion) for the airframe and engines.
Riyadh will not make contradictory statements, nor will it ask for explanations, as Moscow does in the case of the poisoning of Sergei Skripal
Representatives of the Ministry for Foreign Affairs of the Russian Federation commented on the state of affairs in the Sea of Azov