@klook.my: SCAN & GO! NO MORE AREX MACHINE QUEUES 🚄 Traveling to Incheon Airport soon? Stop lining up at the AREX ticket machines! 🛑 Back in April you had to redeem paper tickets, but now you can activate your pass on the Klook app and scan your QR code directly at the gate! Just remember: gates only open 30 minutes before your train departs! Want more Korea tips? Drop them below! 👇 #KlookMY #arex #incheonairport #visitkoreayear #getyourtravelright 🔍 arex train ticket seoul incheon klook