Originally Posted by IceTrojan

What times are your arrival and departure?

If it's busy at TBIT, I would invest the few minutes to walk to T4, go through security there, then use the new T4-TBIT airside connector to get back to TBIT.

Here's a story I wrote about the new connector on AirlineReporter:
http://www.airlinereporter.com/2016/...erminal-opens/