As mentioned above, some of the FTPE railcard with extra discount advances are wonderful. Manchester - Barrow-in-Furness for roughly £3, and you can usually get them within a week of travel. Some of Northern's rangers/rovers are also brilliant value.
But the best travel deal I've got ever was Megabus, not megatrain. Scotch Corner - London for 50p booking fee only!
But the best travel deal I've got ever was Megabus, not megatrain. Scotch Corner - London for 50p booking fee only!
, but the other posts in this thread make that look extortionate.