Abstract asia and the pacific is not only a major tourism destination region but also an increasingly important tourism outbound market this study a collaborative project between tourism australia ta and the world tourism organization unwto aims to provide an up to date perspective of the major tourism trends in five key south east asian outbound markets indonesia malaysia singapore . The four key outbound travel markets in the south east asian region singapore malaysia indonesia and thailand have shown tremendous growth over the past several years generating over 40 million outbound departures and usd 53 billion outbound travel expenditure in 2017. Key outbound tourism markets in south east asia indonesia malaysia singapore thailand and vietnam table of contents acknowledgements iii foreword v executive summary vii introduction xiii objectives and scope of the study xiii data sources and methodoiogy xiv chapter 1 south east asia in context 1 asia pacific tourism trends 1 recent trends in air travel 3 factors affecting south east . Asia and the pacific is not only a major tourism destination region but also an increasingly important tourism outbound market this study a collaborative project between tourism australia ta and the world tourism organization unwto aims to provide an up to date perspective of the major tourism trends in five key south east asian outbound markets indonesia malaysia singapore thailand . Asia and the pacific is not only a major tourism destination region but also an increasingly important tourism outbound market this study a collaborative project between tourism australia ta and the world tourism organization unwto aims to provide an up to date perspective of the major tourism trends in five key south east asian outbound markets indonesia malaysia singapore thailand