When instructional process has been totally shifted to distance learning due to Covid-19 outbreak, challenges appear. This study aims at (1) identifying challenges lecturers of English department in a university in Indonesia are facing in preparing, conducting, and evaluating instructional practices using the institution's owned virtual learning platform and (2) revealing the lecturers' perspectives on each challenge. Addressing a set of questionnaire to 26 respondents from the study program as well as a semi-structured interview, this qualitative study reveals that challenges that the respondents face are consecutively ranked as (1) assessment, (2) dealing with students, (3) time management, (4) instructional process, (5) pressure, and (6) technology mastery. This study ends with a recommendation to gauge and improve quality-education assurance in implementing the distance instructional practices.