Clearly LFLL is not a possibility AIC.
1)
Daweed had reserved that spot long time ago.
2) It is neither Austria nor Switzerland
Options:Austria :
https://en.wikipedia.org/wiki/List_of_a ... in_AustriaAlready served: LOWW (Wein) and LOWI (Inssbruck).
Major airports still open: Salzburg, Graz, Linz, and Klagenfurt
Switzerland:
https://en.wikipedia.org/wiki/List_of_a ... witzerlandAlready served: LSGG (Geneve), LSZS (Samedan), LFSB/LSZM (Basel)
Major aiports stil open: Zurich _ you have OR problems, Bern, Lugano, St. Gallen,
Also,
if your timezone is different to others, you can consider taking an aiport already served, but in a different time-schedule. Remembers, it is a 48h event.