It means bookings made with the firm, Abta Y6145, since 12 December 2020 will not be protected by Abta.
Cardiff-based Leisuretime confirmed on Friday (25 March) it had been forced to call it a day owing to the impact of Covid travel restrictions on its ability to recover from the crisis.
The Leisuretime brand, though, could yet be saved, with talks ongoing over plans to revive the name under new ownership following the failure of Leisure Time (Wales) Limited.