FR4978: all the holes in the storyByAeroTime TeamMay 30, 2021, 13:25 (UTC +3) Analysis AeroTime News On May 23, 2021, Ryanair flight 4978 was diverted on its way from Athens (ATH) to Vilnius (VNO). What exactly happened? And most importantly, why? Here is everything we know so far. Let’s start from the beginning. BelarusRyanair Share Tweet Share Sign Up for Our Newsletters Get notified of the hottest news Subscribe By checking this box, you confirm that you have read and agree to our Privacy Policy and Terms of Use