This study aimed to know the effect of E-Learning with all its components on students' performance at Business Colleges-Jordanian Universities during at COVID-19 crisis. To achieve study goals, a questionnaire was distributed to the students at Jordanian Universities, (870) valid questionnaires were recovered. The study found that: The level of E-Learning and its components at Jordanian Universities were at middle rates, students' performance also comes at a moderate level. E-Learning and its components (Technological facilities readiness, Electronic applications readiness, Databases & E-resources readiness, People readiness, E-Learning management system readiness, Evaluation system readiness, teaching methods diversity, Educational curricula and electronic content readiness) have a significant effect on students' performance at Jordanian Universities at significance ([alpha] [less that or equal to] 0.05). Whereas sub components of (E-Learning organizational environment readiness and legislations and regulations readiness) have no effect separately on students' performance. The study recommended Jordanian Universities to improve E-Learning in all its components in the Universities, reinforce using E-Learning in education, and exploit the benefits of E-Learning to improve students' performance because it is the main alternative to face emerging crises like Coronavirus.