Data Analysis and Visualization

COVID-19 Impacts on Air Travel: A Vietnam Perspective

By Parvathy Krishnan, Kai Kaiser, and Ashish Kalani

The COVID-19 pandemic has led to a massive reduction of international and domestic air travel. Global Aviation API provided by Aviationstack offers a near real-time basis for assessing the extent to which air travel was impacted across a number of emerging economies as viewed through international and domestic air travel activity.

Air travel is not only an economically important sector in its own right, but is the lifeblood of wider commerce, tourism, and family relations. Understanding the impact and recovery of this sector by countries in near real-time is therefore vital in helping craft potential policy responses.

In this blog, we look at how travel restrictions evolved and affected domestic and international travel in Vietnam.

Flight network data straddles the dimensions of network destinations, routes, and time. Good near-real-time data visualizations ideally succinctly capture trends over time, but also a decomposition across space as different places emerge from COVID-19 at difference paces.

The reductions made to the trajectory of policy stringency, based on an international index available from Oxford can give insights on how the government policies changed over time with respect to domestic and…