Originally Posted by hoang53

Since you can walk through security from terminal 4 to TBIT so I would like to have a question:

I redeemed points for flight from Austin to Sydney. The domestic flight is with AA and we will arrive at terminal 4 but we need the boarding pass from Qantas from LAX to Sydney and they need to scan our passport so the question is can we get boarding pass at the gate or we have to get out and check in again?