SeaFrance Dover-Calais Ferries still has good availability to take passengers with their cars who are seeking alternative means of escaping to the Continent this Christmas or New Year, avoiding the problems at the UKs airports and Eurostar.eaFrance Dover-Calais Ferries still has good availability to take passengers with their cars who are seeking alternative means of escaping to the Continent this Christmas or New Year, avoiding the problems at the UKs airports and Eurostar. Sailings have been unaffected by the bad weather and SeaFrance still has car space for Christmas and New Year travel. Fares over this period start from ?35 each way for a car and up to five passengers. Customers can book at www.seafrance.com or by calling 0871 22 22 500.