London to Melksham
route: Swindon ^48.50
Then a Change of Route Excess for the return portion up to
route: Any Permitted for an additional ^2.50.
Total ^51.00.
Without getting creative, and looking at specific trains for calling points that could give a combination of Day tickets, that's likely close to the best you'll find.
Two separate Advance Purchase fares may be the best bet if planning ahead.
Welcome back to the forum by the way, Btline.
