A random search shows: 12hr 55min Berlin Tegel (TXL) to Bangkok (BKK) by a 1 stop flight operated by Air Berlin Flt AB6443 Dep 03:10 pm 29May,Fri.
15 hours.
It would take at least 10 hours, but there is no direct link from Wales to Thailand.
20 Hours.
5-6 Hours
11 hours 43 minutes
You can't fly directly from Aberdeen to Thailand, but if you could, it would take about 12 hours.
9 hours 10 minutes
24 hours
16 hours and 27 minutes
About 9-10 hours.
3 hours 45 minutes
if you could fly direct is about nine and a half hours. But because you fly via Middle East is slightly longer