Comprehensive Guide to the AREX Train: Connecting Incheon Airport and Seoul Traveling from Incheon International Airport to Seoul has never been easier thanks to the Airport Railroad Express (AREX). Whether you’re a first-time visitor or a seasoned traveler, this guide will provide you with everything you need to know to navigate the AREX efficiently and … Guide for AREX Round-Trip Train Schedule between Incheon Airport and Seoul 계속 읽기