No, minimum is one change.
Not directly as Eastbourne does not have an airport. You can fly from Glasgow to Gatwick then get on the train direct to Eastbourne.
There is no direct train journey from Dublin to Glasgow. There are a wide variety of ways you can make part of the journey by train. You could get a train to Belfast and then a ferry from Larne to Stranraer, and then a train to Glasgow. You can fly from Dublin to Prestwick, and get a train from there to Glasgow. You can get a ferry from Dublin to Liverpool and travel by rail to Glasgow that way. As there are many different options, then there is no single answer to your question.
There is a train service from Glasgow Central to Kilmarnock.
There isn't a direct route from Glasgow to Southampton. To make this journey, you would take the train from Glasgow Central Station to London Euston, and then from London Euston to Waterloo, and then from Waterloo to Southampton Central. Train times vary and it is best to look up close to booking your journey on a website like The Train Line, especially since this journey covers various train operators.
It normally takes about 4 hours to travel by train from North Yorkshire to Glasgow, there is no direct service so a change at Newcastle is required. At weekends the journey can take 10 hours or more as you wait for connections.
Walk, run? Train to Glasgow then Oban train Bus via Glasgow
Glasgow central
No. You will have to go to Paddington to catch a train to Oxford.
Train (:
Train, bus or car. There are no flights from Glasgow to Sheffield.
Murray park
train