"Far, Far From Ypres"
Those joining the Scotland 2018 tour will include Barbara Dickson, Siobhan Miller, Mairi MacInnes, Dick Gaughan, Ian McCalman, Iain Anderson, Professor Gary West, Stephen Quigg, Ian Bruce, Sangsters and other well-known faces in the Scottish folk scene. 

Sunday 5th August - Victoria Halls, Selkirk
Thursday 9th August - His Majesty’s Theatre, Aberdeen
Wednesday 29th August - Corran Halls, Oban
Friday 31st August - Aros Centre, Portree, Skye
Saturday 1st September - Village Hall, Ullapool
Sunday 7th October - Whitehall Theatre, Dundee
Sunday 14th October - Albert Halls, Stirling
Sunday 21st October - Eden Court Theatre, Inverness
Sunday 28th October - Theatre Royal, Dumfries
Sunday 11th November - Usher Hall, Edinburgh
https://www.greentrax.com/news/article/far-far-from-ypres-stage-show 

He doesn't list any gigs on his website(since 2013),
this listings site has him in
Edinburgh 23 August
as part of another show.("including Dick Gaughan, Sangsters and The Quiggs...")
https://m.ents24.com/uk/tour-dates/dick-gaughan