Paris is served by two primary airports: Orly (10 miles south of the city) and Roissy/Charles de Gaulle (16 miles to the northeast).
Orly sees more domestic flight traffic, while Roissy/CharlesDeGaulle handles more international flights. Both airports are large and offer typical airport services such as car rentals and duty-free shops.

Transportation To/From Roissy/CHARLES DE GAULLE:

• A taxi ride can take from 40 minutes upwards, depending on traffic.
The fare depends upon the travel time, and there are charges for luggage and extra passengers, but is usually about 40 Euros.

• The RoissyBus travels between the airport and the 9th arrondissement; the fare each way is approximately 9 Euros.

• The RER-B commuter train operates between Terminal 2 and central Paris (Luxembourg, St-Michel, and Les Halles); the trip takes 30 minutes and costs 8 Euros.

• Air France buses, which travelers can use regardless of their airline, operate between the airport and western Paris (Arc de Triomphe and Porte Maillot); the journey is about 40 minutes and costs 12 Euros.

• Minibus services, including Airport Shuttle, Parishuttle, and Paris Airports Sevice, can also provide transport into the city.

Transportation To/From Orly:

• Taxis are available; the fare runs about 30 Euros and takes 20 minutes or so.

• The RATP bus service, which costs the same as a city bus ticket, provides service from the airport to Line 7, the métro Villejuif Louis Arragan station.

• The Orly Bus travels between the airport and the Denfert-Rochereau métro station for a fare of 6 Euros.

• The RER-C train charges 6 Euros for service between the airport and the city; the trip takes about 35 minutes.

• The Air France bus service runs between the airport, Montparnasse station, and Les Invalides.

The trip takes 30 minutes and up, depending upon traffic, and costs 8 Euros.

Viator