From hotel to North train station SNCF : 4 stops, bus 43
From hotel to North train station RER : 3 stops, bus 26  
From hotel to East train station: 3 stops, metro line 7 (Cadet) ou bus 32.
From hotel to  Saint-Lazare train station : 3 stops, bus 32 or bus 26 ou Metro line 12 (Notre Dame de Lorette station )
From hotel to Montparnasse station : 30 minutes Métro ligne 12
From hotel to  Auber (RER A) : 2 stops, bus 42 (station Opéra Scribe)
From North train station to Roissy Airport : 10 stops RER B  (about 45 mn)
From Opera Area to Roissy Airport: 1 hour with Roissybus  
From Denfert-Rochereau area to Orly airport: 30 min with Orlybus