The incentive will cover all new bookings made before 31 October for travel through to the end of October 2022.
It covers the cost of all tests required for fully vaccinated travellers heading to Spain and Greece, as well as their islands, and Cyprus through to the end of the summer season.
On the Beach said a typical group of four would save around £200. The offer has also now been extended to those travelling from Wales.
England’s testing rules are due to change from 4 October, with the pre-departure test requirement ahead of people’s return set to be scrapped.