The 20 members of the UK Family Flight 103 group praised Mr Blair's handling of the hour-long meeting. "We were impressed by the openness, frankness and lack of secrecy," said Jim Swire. "This is something we did not find with the previous administration."
The meeting came just ten days before the 10th anniversary of the bombing in which 270 people died.
Diplomatic negotiations are continuing to persuade Libya to hand over two accused former intelligence agents for trial in the Hague under Scottish Law.