Unseo station () is a railway station on AREX. Unseo-dong is the site of Airport Town Square (ê³µÃÂÂì ëÂÂìÂÂ), a relatively new town with hotels and other facilities for those going to or coming from Incheon International Airport. Before 2022, Unseo station was the only station in the Seoul Metropolitan Area to not apply transfer discounts. Complaints from residents eventually pressured the government to apply the discount.