From Portsmouth to St Malo take an overnight ferry followed by a 3 hour drive.
Alternatively Dover to Calais is a shorter crossing with a 6 hour drive to the property.
Fast & efficient crossing via the Eurotunnel, with a 6 hour drive to the property.
Nearby airports Poitiers, Nantes and La Rochelle are accessible from the UK budget airlines EasyJet and Ryanair. You can hire a car on arrival.