%X The aim of this paper is to contribute to the discussion on accessibility by adopting complex network analysis as a base for constructing accessibility indicators. In this case, a contribution is offered in construction of two groups of indicators: travel cost and gravity based indexes. A case study is proposed on the level of accessibility of two towns of commuters in the island of Sardinia, Italy. %L eprints1884 %D 2007 %T Accessibility in commuting systems network based performance indicators %A Andrea De Montis %A Simone Caschili %A Michele Campagna %A Alessandro Chessa %A Giancarlo Deplano %K Accessibility indicators, travel cost approach, commuting, complex networks %C Las Palmas, Spain