Updated On: 28 May, 2017 08:25 AM IST | London | Agencies
<p>British Airways cancelled all its flights from London's two main airports until Saturday evening after a global computer system outage caused massive delays and left planes stuck on runways</p>


Other flights in and out of Heathrow were unaffected. Pics/Twitter
British Airways cancelled all its flights from London's two main airports until Saturday evening after a global computer system outage caused massive delays and left planes stuck on runways.