Airport transfer

Paris-CDG

Transfer from Paris-CDG to central Paris can be found at the link below:
Shuttles, Buses, and RER from Ile-de-France to Charles de Gaulle Airport – Paris Aéroport

The RER B line is a direct rail link between Paris (Denfert-Rochereau, Saint-Michel-Notre-Dame, Châtelet-Les-Halles, Gare du Nord) and Paris-Charles de Gaulle Airport. A free CDGVAL shuttle connects the stations with the airport terminals.

Denfert-Rochereau is the best station for transfer to subway for travel to subway station Glaciere (the hotels).

Paris-Orly

Transfer from Paris-Orly to central Paris can be found at the link below:
Shuttles, Buses, and RER from Ile-de-France to Orly Airport – Paris Aéroport

Metro line 14 is the fastest way to travel from Paris-Orly airport to the center of Paris. Journey time between Orly and Paris-Gare de Lyon is twenty three minutes; Paris-Châtelet in twenty six minutes.
Line stops directly at Aéroport d’Orly, near Terminal III. Access to and from Orly terminals I, II and IV on foot or by free shuttle bus.
Only the ‘Ticket Paris Région <> Aéroports can be used to access or leave our airports. Access to Aéroport d’Orly is included in the Navigo pass (all zones) and the Paris Visite travel pass.

RER B + Orlyval
Take the RER B to the airport. Get off at Antony station, and take the Orlyval shuttle.

Hotels

The hotels booked are best reached from the Paris Metro station “Glaciere” via subway line “6”.
Subway map LINK