There are three options - by ferry, by air or channel tunnel

Ferry routes to the UK from Europe

For links to the various ferries see

http://www.directferries.co.uk/operators.htm

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Scottish airports

 

See   http://www.edinburghairport.com/

 

 

http://www.glasgowairport.com/

 

 

http://www.aberdeenairport.com/

 

There are 10 smaller airports and information can be found here although the likelihood is that you would use one
of the above three

See  http://www.hial.co.uk/

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Channel Tunnel

For details see


http://www.eurotunnel.com/ukcp3main