Suggestions for easiest flight from Dublin to Inverness on a Saturday. Ending an RS tour in Dublin and Starting an RS tour in Inverness.
Take the Enterprise Train to Belfast Lanyon Place, change trains for the very short and frequent ride to Sydenham station (outside Belfast City Airport)
then Loganair flight from Belfast City to Inverness at 1740, arriving at 1850 would be one easy way to do the journey.
Train or bus from Inverness Airport into the city.