How many miles is there between Belfast and Inverness?

The air distance from Belfast, Northern Ireland, to Inverness, Florida, is 4,097 miles. That equals 6,592 kilometers or 3,560 nautical miles.

I suspect that this questioner is asking about Inverness, Scotland. It isn't possible to drive directly because Belfast is in Ireland and entails a ferry trip to Stranraer. The mileage from Stranraer to Inverness is about 260 miles.