If it is not upgraded, then no.
You have to fly since crossing the ocean is necessary.
You can fly from London to San Francisco without flying over Scotland on the plane by flying from London to Portugal first. You might also fly from London to Paris and then from Paris to San Francisco.
They would fly over Ireland.
No
You are most likely to fly over the Scottish mountains on a flight from London Heathrow to Aberdeen Scotland.
Yes
It depends whether the flight is overflying London or if it is taking off or landing at London.
Walk with these Fly Jets over Boston
No, from London Egypt and Greenland are in the opposite direction.
No
no