Originally Posted by
Sheikh Yerbooty
I had a lousy 8 hour connection in SIN earlier this year. Spent 3 hours exploring the terminals, visiting every single smoking area in the airport, and had absolutely zero issues going between T1, 2 and 3.
T1/2/3 no issue. The issue is To T4 from T1/2/3. But I think I saw some comment somewhere recently that there is no issue about clearing departing immigration at T1 with a T4 boarding pass.