Seoul, June 6 : Late-night services on all subway lines in Seoul will fully return to the pre-pandemic level by early August, following two years of them being scaled back over Covid-19, operators said on Monday. According to Seoul Metro and Korail, the operators of subway services in the capital, the weekday operating hours of Line 1 will be extended from midnight to 1 a.m. starting July 1, while Lines 3 and 4 will follow suit August 1, reports Yonhap News Agency. On weekends and holidays, subway services will run till midnight as before. Line 2 and Lines 5-8 are scheduled to resume their late-hour services Tuesday, while four commuter rail lines in the capital area, including the SuinÂ?Bundang Line, are set to do so July 1, according to the service operators. The re-schedulings will put all of the city's subway lines fully back on track after late-hour services have been suspended since April 1, 2020, due to the pandemic and social distancing measures. /IANS