This report assesses how to finance an extensive overhaul of transport infrastructure in the BIMSTEC subregion, considers the challenges of public and private financing, and outlines how to create an overarching financial framework. Underscoring why strong transport connectivity is critical to regional integration, the report highlights how economic and financial analyses can help fund key economic corridors and transport projects in Bangladesh, Bhutan, India, Myanmar, Nepal, Sri Lanka, and Thailand. It analyzes a plan for over 200 projects and sets out ways to boost public-private partnerships, develop capital markets, and establish a regional fund to help close the financing gap.