Tickets for the clash with Cardiff Blues at the Millennium Stadium on Sunday, May 3 are on general sale now but any unsold tickets need to be returned to competition organisers ERC after this weekend.
Remaining tickets are priced £30 and £20 for adults, half price in each category for concessions.
Buying through the Tigers ticket office ensures you will be located with the bulk of the travelling Leicester supporters.
Book coach travel to Cardiff with the Tigers Travel Club, price £18 for season ticket holders and members, and £21 for non-members.
Contact the Tigers ticket office on 0844 856 1880, call in at Welford Road or book your match tickets online.
The ticket office is open as normal during the redevelopment work on the new Caterpillar Stand, 8.30am-5pm Monday-Friday and from 9am on Saturday.