Tickets are on sale until 3pm on Friday for the Sky Bet League One fixture at Leyton Orient.
Peterborough United travel to last season's beaten play-off finalists Leyton Orient this Saturday (13th December, 3pm) and tickets are on sale at www.theposhtickets.com, via the Ticketmaster hotline 0844 847 1934 and in person at the London Road Box Office until 3pm on Friday.
Tickets are priced at £23 for adults, £15 for concessions (over 65s, students with a valid NUS card, current serving members of the Armed Forces with proof of affiliation and the unemployed with proof of a benefit receipt and £5 for under 18s.
The prices rise on match day to £25 for adults, £16 for concessions and £16 for under 18s.
Tickets are on sale from the Posh Ticket Office until 3pm on Friday 12th December.
Ambulant and wheelchair disabled fans go free - please contact the Posh Ticket Office on 01733 865674.