Fly into Ministro Pistarini Intl. Airport (EZE), the closest airport, located 16.5 mi (26.5 km) from the city center. If you can't find a flight that works for your travel itinerary, you might consider flying into Buenos Aires (AEP-Aeroparque Jorge Newbery), which is 3.4 mi (5.5 km) away.
You can get around Avenida Corrientes by catching a ride on the metro at Pasteur Station, Pueyrredon Station or Callao Station.