Originally Posted by
Love_Travel
Planning to fly NRT-SIN (Delta), land at SIN at 11.30 PM. Plan to buy a separate ticket for SIN-MAA next day for flight that leaves at 5AM. Should I have to clear Immigration or can i stay inside the airport? I guess I can walk from T2 to T3 or others without the need to get out of the terminal?
yes you can walk from one terminal "airside" to another. Bear in mind that the terminals are in a U shape. with Terminal 1 in the middle and Terminals 2 and 3 on either side, so depending on where you are walking to/from it might take you a long time to walk.