The pilot due to fly a 'Moyes Out' banner over Old Trafford on Saturday said he would also carry a banner in support of the manager if he was asked to.
Speaking to ITV News sports correspondent Ian Payne, Chris Mustow said his company Air Ads had declined some "colourful" requests for messages in the past.
More top news
A yellow weather warning is unlikely to be extended beyond Friday, the Met Office said.
The yacht was seized in the English Channel and taken to Newlyn Harbour for further investigations where significant amounts of drugs were u
Photographs showed officers from the National Crime Agency unloading a large number of parcels wrapped in coloured packaging.