How to get to the 7 Lakes

There are daily flights to Bariloche which costs around 250$ but there are also cheaper flights. From Bariloche one can fligh to Neuquén ($43), to Trelew ($ 65), toComodoro Rivadavia ($95), toEsquel ($23), to Bolsón ($30).
The buses from Buenos Aires take 22 hs y cost around $70. From Bariloche there are bus services to Neuquén ($30, 7 hs), Villa la Angostura ($ 6.50, 2 hs) El B olsón ($10, 3 hs), Junín de los Andes ($22), Esquel ($20, 5 hs), Comodoro Rivadavia ($ 68, 14 hs), Río Gallegos ($100, 28 hs), Trelew ($50),Puerto Madryn ($55).
The train service from Buenos Aires lasts 36 hs and the price varies from $60 to $100.