Reports generated through Flight can be exported as a .csv file that can be opened in Excel or another spreadsheet program.
To do so:
1) Navigate to Reports in the Settings.
2) Choose the report type that you’d wish to export. All reports can be exported as a .csv (except for "Sharing Channels").
3) In the upper-right corner will the "Export As CSV" button. Click the button to download a .csv file.