Aviation firms brace for turmoil as Russian actions spark Ukraine crisis

Sanctions could disrupt payments to leasing firms, and any retaliatory move by Moscow to restrict access to Russian airspace might throw east-west trade into chaos

Airlines and the leasing companies that control billions of dolllars' worth of passenger jets are drawing up contingency plans for a freeze in business with Russia if the standoff on Ukraine's border boils over into a military conflict.

U.S. officials have warned that Moscow could launch an attack on Ukraine after amassing more than 100,000 troops close to its neighbour's border, with the West preparing heavy sanctions.

Aviation bosses are worried about the impact on dealings with Russian companies. Sanctions could disrupt payments to leasing firms, and any retaliatory move by Moscow to restrict access to Russian airspace might throw east-west trade