Cameron will focus on education, trade and national security in his discussions with the Pakistani leaders.
Sartaj Aziz has blamed India for allegedly "creating hurdles" in the way of process to normalise the relations between the two countries.
Britain's Prime Minister David Cameron on Sunday promised to "stand together" with Pakistan in the war against terrorism and nudged his counterpart Nawaz Sharif to help clinch a peace deal with Afghanistan before NATO's withdrawal from the war-torn nation next year.