Leading goalscorer Beckford was rested for the midweek win at Oldham while centre-half Kisnorbo has missed the last two matches with a knee injury.
Manager Simon Grayson is spoiled for choice up front. Luciano Becchio stepped off the bench to score on Tuesday night after missing two months with an ankle injury.
Fellow forwards Sam Vokes, on loan from Wolves, Mike Grella and Tresor Kandol are also in contention.
QPR winger Hogan Ephraim, who made his debut at Oldham, is hoping to keep his place in the starting line-up as is Max Gradel, on loan from Leicester, while Robert Snodgrass will be keen to return after starting on the bench at Boundary Park.