Getting to Ireland
You can fly directly into Knock Airport which is 5 minutes from where it's all happening. Airlines that fly into Knock Airport include Aer Lingus and Ryanair, from East Midlands, Birmingham, London, Manchester, & more European cites. Flights from East Midlands to Knock Airport are 1hour 15mins.
You can also fly into Dublin or Shannon airports, both are approx 2.5 hours drive.
Ferry to Ireland:
You can travel with your car from Holyhead to Dublin. The journey takes 1 hour, 50 mins. The drive from Dublin to Charlestown, Co. Mayo is a 2.5/3hour drive.