The over-50s specialist said its tour operator and cruise arms have experienced less demand and a rise in cancellations because of the infection, which has killed more than 3,000 people around the world.
However, the group stressed forward cruise bookings remain strong after achieving 80% of its full-year revenue target by 29 February, with the remaining 20% weighted towards Q3 and Q4.
Additionally, its two most recent departures were 80% full.
Its tour operation, however, has seen a 20% fall in forward bookings for 2020/21 compared with last year, with the coming weeks most affected.
