BA say the pilot wasn't lost at any point, but because the paperwork said Edinburgh, the flight simply took that route. By BBCMore by this AuthorA British Airways flight destined for Dusseldorf in Germany has landed in Edinburgh by mistake, after the flight paperwork was submitted incorrectly. The passengers only realised the error when the plane landed and the "welcome to Edinburgh" announcement was made. BA say the pilot wasn't lost at any point, but because the paperwork said Edinburgh, the flight simply took that route. We flew the passengers on the flight with number BA3271 to Düsseldorf after the involuntary stopover in Edinburgh," it said.

Source: Daily Nation March 25, 2019 16:07 UTC