Both lessors declined to comment on the reports.

SMBC Aviation Capital, which is owned by a consortium including Japan's Sumitomo Corp and Sumitomo Mitsui Financial Group, has a fleet of 689 owned, managed and committed aircraft, mostly Boeing and Airbus short-haul models, according to its website.

Goshawk, a 50-50 joint venture between Hong Kong-based conglomerate NWS Holdings Limited and Chow Tai Fook Enterprises Limited, has an owned, managed and committed fleet which consists of 222 aircraft, its website says.

(Reporting by Conor Humphries;Editing by Elaine Hardcastle)