Aye there is some good prices just now. I got booked up last week , Was going to do that route but could not resist,Oot Mon, London Stan - Katowice (Ryanair), Katowice - Kutaisi (Wizz) arrive 04.45 tues, Stay there until the midday train to Tbilisi Wed, arrive 6ish. Back Sat morning, Air Baltic to Lon Gatwick, via riga. Flights when booked £70 quid there and £110 back. will sort out the old overnight megabus from Guild street nearer the time.