Air France operates weekly flights from London to Nouakchott via Paris. Air Afrique flies direct to Nouakchott from Paris.
Taxis are available.
Taxis are available. The principal port is Nouadhibou and there is a small port at Nouakchott, while St Louis in Senegal also serves Mauritania. The most reliable way into Mauritania overland is from Senegal. The River Senegal has to be crossed by ferry at Rosso. There is also a paved road from Mali.