News Travel VTLPhew: South Korea is still quarantine-free for Singapore VTL travellers by Andrew2 December 2021, 17:482 December 2021, 17:56 4 Comments on Phew: South Korea is still quarantine-free for Singapore VTL travellers South Korea is imposing arrival quarantine in the wake of new Omicron cases, but the VTL arrangement with Singapore will thankfully remain exempt.