Russia’s Aeroflot reported a nine-month net income of RUB19.297 billion ($601 million) for the period ended Sept. 30, up 40% compared to the year-ago period. Revenue rose to RUB155 billion, up 17.9% from RUB131.5 billion in the year-ago period. The figures are according to Russian Accounting Standards (RAS).

The company said in a statement that revenue grew because of rising demand. The airline added 15 aircraft from Sept. 30, 2012 to Sept. 30, 2013, including new Boeing 777s.

On Oct. 24, the carrier announced it would delay delivery of its 22 Airbus A350 XWBs to between 2018 and 2023. Deliveries were originally scheduled from between 2018 and 2020.

Aeroflot also publishes financial results according International Financial Reporting Standards.

Aeroflot is Russia’s largest carrier. During the first nine months, it carried 15.7 million passengers, up 18.4% compared to the year-ago period. Load factor reached 79.7%.