The Montreal-based company, which is in the process of closing a deal to sell its rail division to French train maker Alstom (PA:ALSO) SA, said revenue at its transportation unit fell 2.5%.
Business jet deliveries were also lower in the quarter, falling to 24 units from 31 a year earlier.
Bombardier, which aims to break even on free cash flow in 2020, reported quarterly free cash flow of $706 million.
The company reported adjusted earnings before interest, taxes, depreciation and amortization of $176 million for the quarter ended Sept. 30, compared with $255 million a year earlier.
Revenue fell to $3.53 billion from $3.72 billion.