Pretty sure it's this:
Originally Posted by
Rebelyell
I drank more beer in Europe than I usually do, and ate more meat, too (I'm usually not much of a meat eater). Also, I usually drink six to eight cans of seltzer water every day, which keeps me hydrated and presumably flushes my system. I drank very little water in Europe, as it's just hard to get water in Europe.
Not the flight as such. For flights, no booze, plenty of water, no other-gout-inducing food or drink. Ibuprofen helps; doctors can prescribe other meds.