This repository gathers all the necessary data and scripts to reproduce the results presented in: How to make climate-neutral aviation fly Romain Sacchi*$1, Viola Becattini*2, Paolo Gabrielli2, Brian Cox3, Alois Dirnaichner4, Christian Bauer1, Marco Mazzotti2 Corresponding authors: email romain.sacchi@psi.ch 1 Technology Assessment group, Laboratory for Energy Systems Analysis, Paul Scherrer Institut, Villigen, Switzerland 2 Institute of Energy and Process Engineering, ETH Zurich, Zurich, Switzerland 3 INFRAS, Bern, Switzerland 4 Potsdam Institute for Climate Impact Research, Potsdam, Germany “Supplementary data 1.xlsb”: spreadsheet model to calculate aviation fleet emissions. “Supplementary data 2.xlsx”: data generated by “Supplementary data 1.xlsb”, used to produce Figures 2 and 3. “Supplementary data 3.xlsx”: data representing emission from DAC operation, required by “Supplementary script 1.ipynb” to produce Figures 2 and 3. “Supplementary script 1.ipynb”: Script to generate Figures 2, 3 and 4 in manuscript. “Supplementary script 2.ipynb”: Script to generate sensitivity analysis figure S4 in Supplementary Information file.