Meeting Time Planner

Best time to call Chicago from Bangkok

Chicago is 12 hours behind Bangkok. Your working days don't overlap, so someone has to move.

Bangkok
21:55
Thailand
at build
Chicago
09:55
United States
Bangkok UTC+07:00 GMT+7Chicago UTC-05:00 CDT

Your least-bad options

There is no 9–6 overlap. Stretching to 07:00–21:00 on both sides gives you 07:00–09:00 Bangkok time:
07:00 you → 19:00 Chicago prev day
08:00 you → 20:00 Chicago prev day

Your working day in Chicago time

09:00→21:00prev day · outside Chicago working hours
10:00→22:00prev day · outside Chicago working hours
11:00→23:00prev day · outside Chicago working hours
12:00→00:00outside Chicago working hours
13:00→01:00outside Chicago working hours
14:00→02:00outside Chicago working hours
15:00→03:00outside Chicago working hours
16:00→04:00outside Chicago working hours
17:00→05:00outside Chicago working hours

Working hours assumed 09:00–18:00 local. Offsets include daylight saving where it applies, so this shifts through the year.