Merlin Entertainments will offer its annual pass for £99 per adult from Boxing Day.
The latest sale offers a £60 (37%) discount on the Standard Annual Pass price, which is increasing by £3 to £159 in the new year.
Merlin has had half-price sales during recent years heading into the first few weeks of January.
The current savings offered are are slightly less, but will be available at the company’s non-theme park attractions until 31 January next year.
The Premium Annual Pass is also being included in the sale for the first time and will be offered at £121, a £74 reduction on the 2013 price which has also increased by £3.
Current pass holders – of which there are approximately 200,000 in the UK – are able to purchase an additional 12 months at the sale price and have the time added onto their existing pass expiry date.